[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 try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fpng-extractor" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ExcaliburZero/png-extractor on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-71/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5d73cb7ba32af865ee6b7c40a5f3639685bc595bedb25b0267345dcea077bfb
[INFO] running `Command { std: "docker" "start" "-a" "e5d73cb7ba32af865ee6b7c40a5f3639685bc595bedb25b0267345dcea077bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5d73cb7ba32af865ee6b7c40a5f3639685bc595bedb25b0267345dcea077bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d73cb7ba32af865ee6b7c40a5f3639685bc595bedb25b0267345dcea077bfb", kill_on_drop: false }`
[INFO] [stdout] e5d73cb7ba32af865ee6b7c40a5f3639685bc595bedb25b0267345dcea077bfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a98ebf68b1514c7254c14bdf2a1ef5bee9f88492da53654fcf0aa03c1a52a29
[INFO] running `Command { std: "docker" "start" "-a" "2a98ebf68b1514c7254c14bdf2a1ef5bee9f88492da53654fcf0aa03c1a52a29", 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 4.93s
[INFO] running `Command { std: "docker" "inspect" "2a98ebf68b1514c7254c14bdf2a1ef5bee9f88492da53654fcf0aa03c1a52a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a98ebf68b1514c7254c14bdf2a1ef5bee9f88492da53654fcf0aa03c1a52a29", kill_on_drop: false }`
[INFO] [stdout] 2a98ebf68b1514c7254c14bdf2a1ef5bee9f88492da53654fcf0aa03c1a52a29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711f9417bba33bf925228af3d3fa3f071f01a2d3271f3399a982c3ca5ebed14c
[INFO] running `Command { std: "docker" "start" "-a" "711f9417bba33bf925228af3d3fa3f071f01a2d3271f3399a982c3ca5ebed14c", kill_on_drop: false }`
[INFO] [stderr]    Compiling png-extractor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "711f9417bba33bf925228af3d3fa3f071f01a2d3271f3399a982c3ca5ebed14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711f9417bba33bf925228af3d3fa3f071f01a2d3271f3399a982c3ca5ebed14c", kill_on_drop: false }`
[INFO] [stdout] 711f9417bba33bf925228af3d3fa3f071f01a2d3271f3399a982c3ca5ebed14c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2e9005367f04b326f51f19f183e0567f5b245d6a659ff021bbbc1aefe28dfac
[INFO] running `Command { std: "docker" "start" "-a" "f2e9005367f04b326f51f19f183e0567f5b245d6a659ff021bbbc1aefe28dfac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[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" "f2e9005367f04b326f51f19f183e0567f5b245d6a659ff021bbbc1aefe28dfac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e9005367f04b326f51f19f183e0567f5b245d6a659ff021bbbc1aefe28dfac", kill_on_drop: false }`
[INFO] [stdout] f2e9005367f04b326f51f19f183e0567f5b245d6a659ff021bbbc1aefe28dfac