[INFO] cloning repository https://github.com/ExcaliburZero/png-extractor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ExcaliburZero/png-extractor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fpng-extractor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fpng-extractor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 833c1154c4334b0cd08da572817e837c6ebbc965
[INFO] testing ExcaliburZero/png-extractor against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fpng-extractor" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ExcaliburZero/png-extractor on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ExcaliburZero/png-extractor
[INFO] finished tweaking git repo https://github.com/ExcaliburZero/png-extractor
[INFO] tweaked toml for git repo https://github.com/ExcaliburZero/png-extractor written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/ExcaliburZero/png-extractor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92437ea15af92b28200c4ed744cd34c2893230f9b10bae8a7c837eecfa31612f
[INFO] running `Command { std: "docker" "start" "-a" "92437ea15af92b28200c4ed744cd34c2893230f9b10bae8a7c837eecfa31612f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92437ea15af92b28200c4ed744cd34c2893230f9b10bae8a7c837eecfa31612f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92437ea15af92b28200c4ed744cd34c2893230f9b10bae8a7c837eecfa31612f", kill_on_drop: false }`
[INFO] [stdout] 92437ea15af92b28200c4ed744cd34c2893230f9b10bae8a7c837eecfa31612f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f49f8ca6bb7247f5a72f37836aeff9ee2d7b7b0c53a205c77b387d9979a93cc
[INFO] running `Command { std: "docker" "start" "-a" "6f49f8ca6bb7247f5a72f37836aeff9ee2d7b7b0c53a205c77b387d9979a93cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling png-extractor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "6f49f8ca6bb7247f5a72f37836aeff9ee2d7b7b0c53a205c77b387d9979a93cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f49f8ca6bb7247f5a72f37836aeff9ee2d7b7b0c53a205c77b387d9979a93cc", kill_on_drop: false }`
[INFO] [stdout] 6f49f8ca6bb7247f5a72f37836aeff9ee2d7b7b0c53a205c77b387d9979a93cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b8eae1bb144c5196f1382c13da3b0bac53b7077f4b3926030eac9d3d2a244dd
[INFO] running `Command { std: "docker" "start" "-a" "9b8eae1bb144c5196f1382c13da3b0bac53b7077f4b3926030eac9d3d2a244dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling png-extractor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "9b8eae1bb144c5196f1382c13da3b0bac53b7077f4b3926030eac9d3d2a244dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8eae1bb144c5196f1382c13da3b0bac53b7077f4b3926030eac9d3d2a244dd", kill_on_drop: false }`
[INFO] [stdout] 9b8eae1bb144c5196f1382c13da3b0bac53b7077f4b3926030eac9d3d2a244dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4edefbcce20216017395e68b74a7a37ce5ee03d255d7a32abdbe233c1f2cc372
[INFO] running `Command { std: "docker" "start" "-a" "4edefbcce20216017395e68b74a7a37ce5ee03d255d7a32abdbe233c1f2cc372", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/png_extractor-0f3093b57e76270d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4edefbcce20216017395e68b74a7a37ce5ee03d255d7a32abdbe233c1f2cc372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edefbcce20216017395e68b74a7a37ce5ee03d255d7a32abdbe233c1f2cc372", kill_on_drop: false }`
[INFO] [stdout] 4edefbcce20216017395e68b74a7a37ce5ee03d255d7a32abdbe233c1f2cc372