starting build "34fced48-57a8-427d-96fb-b54554eb2615"

FETCHSOURCE
BUILD
Starting Step #0
Step #0: Pulling image: gcr.io/oss-fuzz-base/base-runner
Step #0: Using default tag: latest
Step #0: latest: Pulling from oss-fuzz-base/base-runner
Step #0: b549f31133a9: Pulling fs layer
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Step #0: 5d60ec70c20d: Waiting
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Step #0: 35e0db39a9dc: Waiting
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Step #0: Digest: sha256:2e2166699ad170a4bd913ba6b8acd26e88247d3d106f38fe7a6161f70cbe65a0
Step #0: Status: Downloaded newer image for gcr.io/oss-fuzz-base/base-runner:latest
Step #0: gcr.io/oss-fuzz-base/base-runner:latest
Finished Step #0
Starting Step #1
Step #1: Already have image (with digest): gcr.io/cloud-builders/gsutil
Step #1: CommandException: No URLs matched: gs://oss-fuzz-coverage/pngquant/textcov_reports/20250328/*
Step #1: CommandException: 1 file/object could not be transferred.
Finished Step #1
ERROR: step exited with non-zero status: 1
Starting Step #2
Step #2: Already have image (with digest): gcr.io/oss-fuzz-base/base-runner
Step #2: total 0
Finished Step #2
Starting Step #3
Step #3: Already have image (with digest): gcr.io/cloud-builders/git
Step #3: Cloning into 'oss-fuzz'...
Finished Step #3
Starting Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958"
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Already have image (with digest): gcr.io/cloud-builders/docker
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Sending build context to Docker daemon  3.584kB

Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Step 1/6 : FROM gcr.io/oss-fuzz-base/base-builder
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": latest: Pulling from oss-fuzz-base/base-builder
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": b549f31133a9: Already exists
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 6dd5961d692b: Already exists
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 9a9658e25b8a: Already exists
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 82182e8f92cb: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 1810409b6ceb: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 578bed952942: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 031922ef1ad8: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 4634f64188b3: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": b0e1c4265b07: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": fa68df18bc87: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 61b80708dca3: Pulling fs layer
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": f1c042e217d3: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 4634f64188b3: Waiting
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 87b16c091ffd: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 495e8b60812c: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 138bd700ca70: Pulling fs layer
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": b0e1c4265b07: Waiting
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 8ce3bef6e352: Waiting
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 045e14ded8ab: Waiting
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 578bed952942: Verifying Checksum
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 578bed952942: Download complete
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 1810409b6ceb: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 4634f64188b3: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 61b80708dca3: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 18f751c0abd3: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": fa68df18bc87: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 8ce3bef6e352: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": ce5d28093142: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 8dfb94c34e3c: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 3eb70e7a6cfd: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": f1c042e217d3: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 87b16c091ffd: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 495e8b60812c: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 031922ef1ad8: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 490cb0d67cad: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": baafaeca26cf: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 2cfd06514306: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 44ca07238137: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 7d2f4ffe73be: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 1cf70f5c2db3: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": c9f7989cf0cc: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 177d37e3b2f2: Verifying Checksum
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Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 44ca07238137: Pull complete
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": c9f7989cf0cc: Pull complete
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 177d37e3b2f2: Pull complete
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Digest: sha256:7478e98725150719636bccc644be68a257b758c9835cc8314616d9c3fc533309
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Status: Downloaded newer image for gcr.io/oss-fuzz-base/base-builder:latest
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> 6afc04b4c557
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Step 2/6 : RUN apt-get update && apt-get install -y make libpng-dev autoconf libtool
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> Running in cfb665f19523
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:1 http://security.ubuntu.com/ubuntu focal-security InRelease [128 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Hit:2 http://archive.ubuntu.com/ubuntu focal InRelease
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:3 http://archive.ubuntu.com/ubuntu focal-updates InRelease [128 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:4 http://archive.ubuntu.com/ubuntu focal-backports InRelease [128 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Fetched 383 kB in 1s (587 kB/s)
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Reading package lists...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Reading package lists...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Building dependency tree...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Reading state information...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": make is already the newest version (4.2.1-1.2).
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": make set to manually installed.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": The following additional packages will be installed:
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   automake autotools-dev file libltdl-dev libltdl7 libmagic-mgc libmagic1
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   libpng-tools libpng16-16 libsigsegv2 m4 zlib1g-dev
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Suggested packages:
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   autoconf-archive gnu-standards autoconf-doc gettext libtool-doc gfortran
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   | fortran95-compiler gcj-jdk m4-doc
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": The following NEW packages will be installed:
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   autoconf automake autotools-dev file libltdl-dev libltdl7 libmagic-mgc
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   libmagic1 libpng-dev libpng-tools libpng16-16 libsigsegv2 libtool m4
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":   zlib1g-dev
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": 0 upgraded, 15 newly installed, 0 to remove and 0 not upgraded.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Need to get 2310 kB of archives.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": After this operation, 14.6 MB of additional disk space will be used.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:1 http://archive.ubuntu.com/ubuntu focal/main amd64 libmagic-mgc amd64 1:5.38-4 [218 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:2 http://archive.ubuntu.com/ubuntu focal/main amd64 libmagic1 amd64 1:5.38-4 [75.9 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:3 http://archive.ubuntu.com/ubuntu focal/main amd64 file amd64 1:5.38-4 [23.3 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:4 http://archive.ubuntu.com/ubuntu focal/main amd64 libpng16-16 amd64 1.6.37-2 [179 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:5 http://archive.ubuntu.com/ubuntu focal/main amd64 libsigsegv2 amd64 2.12-2 [13.9 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:6 http://archive.ubuntu.com/ubuntu focal/main amd64 m4 amd64 1.4.18-4 [199 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:7 http://archive.ubuntu.com/ubuntu focal/main amd64 autoconf all 2.69-11.1 [321 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:8 http://archive.ubuntu.com/ubuntu focal/main amd64 autotools-dev all 20180224.1 [39.6 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:9 http://archive.ubuntu.com/ubuntu focal/main amd64 automake all 1:1.16.1-4ubuntu6 [522 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:10 http://archive.ubuntu.com/ubuntu focal/main amd64 libltdl7 amd64 2.4.6-14 [38.5 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:11 http://archive.ubuntu.com/ubuntu focal/main amd64 libltdl-dev amd64 2.4.6-14 [162 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:12 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 zlib1g-dev amd64 1:1.2.11.dfsg-2ubuntu1.5 [155 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:13 http://archive.ubuntu.com/ubuntu focal/main amd64 libpng-dev amd64 1.6.37-2 [175 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:14 http://archive.ubuntu.com/ubuntu focal/main amd64 libpng-tools amd64 1.6.37-2 [26.1 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Get:15 http://archive.ubuntu.com/ubuntu focal/main amd64 libtool all 2.4.6-14 [161 kB]
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": debconf: delaying package configuration, since apt-utils is not installed
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Fetched 2310 kB in 0s (6630 kB/s)
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libmagic-mgc.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": (Reading database ... 
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(Reading database ... 17394 files and directories currently installed.)
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../00-libmagic-mgc_1%3a5.38-4_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libmagic-mgc (1:5.38-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libmagic1:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../01-libmagic1_1%3a5.38-4_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libmagic1:amd64 (1:5.38-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package file.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../02-file_1%3a5.38-4_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking file (1:5.38-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libpng16-16:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../03-libpng16-16_1.6.37-2_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libpng16-16:amd64 (1.6.37-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libsigsegv2:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../04-libsigsegv2_2.12-2_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libsigsegv2:amd64 (2.12-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package m4.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../05-m4_1.4.18-4_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking m4 (1.4.18-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package autoconf.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../06-autoconf_2.69-11.1_all.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking autoconf (2.69-11.1) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package autotools-dev.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../07-autotools-dev_20180224.1_all.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking autotools-dev (20180224.1) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package automake.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../08-automake_1%3a1.16.1-4ubuntu6_all.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking automake (1:1.16.1-4ubuntu6) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libltdl7:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../09-libltdl7_2.4.6-14_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libltdl7:amd64 (2.4.6-14) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libltdl-dev:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../10-libltdl-dev_2.4.6-14_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libltdl-dev:amd64 (2.4.6-14) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package zlib1g-dev:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../11-zlib1g-dev_1%3a1.2.11.dfsg-2ubuntu1.5_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking zlib1g-dev:amd64 (1:1.2.11.dfsg-2ubuntu1.5) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libpng-dev:amd64.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../12-libpng-dev_1.6.37-2_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libpng-dev:amd64 (1.6.37-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libpng-tools.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../13-libpng-tools_1.6.37-2_amd64.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libpng-tools (1.6.37-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Selecting previously unselected package libtool.
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Preparing to unpack .../14-libtool_2.4.6-14_all.deb ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Unpacking libtool (2.4.6-14) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libmagic-mgc (1:5.38-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libmagic1:amd64 (1:5.38-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up file (1:5.38-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up autotools-dev (20180224.1) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libsigsegv2:amd64 (2.12-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libpng16-16:amd64 (1.6.37-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libltdl7:amd64 (2.4.6-14) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up zlib1g-dev:amd64 (1:1.2.11.dfsg-2ubuntu1.5) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libpng-tools (1.6.37-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libtool (2.4.6-14) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libpng-dev:amd64 (1.6.37-2) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up m4 (1.4.18-4) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up autoconf (2.69-11.1) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up automake (1:1.16.1-4ubuntu6) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": update-alternatives: using /usr/bin/automake-1.16 to provide /usr/bin/automake (automake) in auto mode
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": update-alternatives: warning: skip creation of /usr/share/man/man1/automake.1.gz because associated file /usr/share/man/man1/automake-1.16.1.gz (of link group automake) doesn't exist
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": update-alternatives: warning: skip creation of /usr/share/man/man1/aclocal.1.gz because associated file /usr/share/man/man1/aclocal-1.16.1.gz (of link group automake) doesn't exist
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Setting up libltdl-dev:amd64 (2.4.6-14) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Processing triggers for libc-bin (2.31-0ubuntu9.17) ...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Removing intermediate container cfb665f19523
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> 2cc5142458cb
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Step 3/6 : RUN git clone --depth 1 https://github.com/kornelski/pngquant
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> Running in 5d3bdf06302f
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Cloning into 'pngquant'...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Removing intermediate container 5d3bdf06302f
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> 00962b301113
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Step 4/6 : RUN git clone --depth 1 https://github.com/glennrp/libpng.git $SRC/pngquant/libpng
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> Running in 95b041c70f90
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Cloning into '/src/pngquant/libpng'...
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Removing intermediate container 95b041c70f90
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> dad8cee5c8b4
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Step 5/6 : WORKDIR $SRC/
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> Running in f832ce55fae3
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Removing intermediate container f832ce55fae3
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> 8b53e8505c12
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": Step 6/6 : RUN mv $SRC/pngquant/test/oss_fuzz_build.sh $SRC/build.sh
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":  ---> Running in 216f8bcda0f7
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": mv: cannot stat '/src/pngquant/test/oss_fuzz_build.sh': No such file or directory
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958": The command '/bin/sh -c mv $SRC/pngquant/test/oss_fuzz_build.sh $SRC/build.sh' returned a non-zero code: 1
Finished Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958"
ERROR
ERROR: build step 4 "gcr.io/cloud-builders/docker" failed: step exited with non-zero status: 1
Step #4 - "build-8848a98a-c500-490f-95af-b5c6710f8958":