[INFO] cloning repository https://github.com/exoticorn/pngeq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exoticorn/pngeq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fpngeq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fpngeq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 374001a7e62f9fbba78ac8588bc5cf2d53e40746
[INFO] testing exoticorn/pngeq against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fpngeq" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exoticorn/pngeq on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exoticorn/pngeq
[INFO] finished tweaking git repo https://github.com/exoticorn/pngeq
[INFO] tweaked toml for git repo https://github.com/exoticorn/pngeq written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/exoticorn/pngeq already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ansi_term v0.8.0
[INFO] [stderr]   Downloaded term_size v0.1.1
[INFO] [stderr]   Downloaded c_vec v1.0.12
[INFO] [stderr]   Downloaded strsim v0.5.1
[INFO] [stderr]   Downloaded clap v2.11.0
[INFO] [stderr]   Downloaded exoquant v0.2.0
[INFO] [stderr]   Downloaded rgb v0.5.0
[INFO] [stderr]   Downloaded lodepng v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8fed19c431f2f940285e0d3a89a89ddb3bc00f6174525fa76dc89bccb36d646
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c8fed19c431f2f940285e0d3a89a89ddb3bc00f6174525fa76dc89bccb36d646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8fed19c431f2f940285e0d3a89a89ddb3bc00f6174525fa76dc89bccb36d646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fed19c431f2f940285e0d3a89a89ddb3bc00f6174525fa76dc89bccb36d646", kill_on_drop: false }`
[INFO] [stdout] c8fed19c431f2f940285e0d3a89a89ddb3bc00f6174525fa76dc89bccb36d646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 830f2097b97f0fc6143561294835c6db0afc59209d0597e276f290bb0158d61d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "830f2097b97f0fc6143561294835c6db0afc59209d0597e276f290bb0158d61d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.15
[INFO] [stderr]    Compiling lodepng v0.8.1
[INFO] [stderr]    Compiling strsim v0.5.1
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling rgb v0.5.0
[INFO] [stderr]    Compiling ansi_term v0.8.0
[INFO] [stderr]    Compiling exoquant v0.2.0
[INFO] [stderr]    Compiling term_size v0.1.1
[INFO] [stderr]    Compiling clap v2.11.0
[INFO] [stderr]    Compiling pngeq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.47s
[INFO] running `Command { std: "docker" "inspect" "830f2097b97f0fc6143561294835c6db0afc59209d0597e276f290bb0158d61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830f2097b97f0fc6143561294835c6db0afc59209d0597e276f290bb0158d61d", kill_on_drop: false }`
[INFO] [stdout] 830f2097b97f0fc6143561294835c6db0afc59209d0597e276f290bb0158d61d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c514e8d5d99ef5ec9d773474d52e400b66e191c3dc9456876621a24452ea44d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8c514e8d5d99ef5ec9d773474d52e400b66e191c3dc9456876621a24452ea44d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pngeq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "8c514e8d5d99ef5ec9d773474d52e400b66e191c3dc9456876621a24452ea44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c514e8d5d99ef5ec9d773474d52e400b66e191c3dc9456876621a24452ea44d", kill_on_drop: false }`
[INFO] [stdout] 8c514e8d5d99ef5ec9d773474d52e400b66e191c3dc9456876621a24452ea44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c69a7fb2eff2be502565c9fb8cec8d2ed1ac02377cd4afe77388ef12b1ed72d7
[INFO] running `Command { std: "docker" "start" "-a" "c69a7fb2eff2be502565c9fb8cec8d2ed1ac02377cd4afe77388ef12b1ed72d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pngeq-e776039331328574)
[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" "c69a7fb2eff2be502565c9fb8cec8d2ed1ac02377cd4afe77388ef12b1ed72d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c69a7fb2eff2be502565c9fb8cec8d2ed1ac02377cd4afe77388ef12b1ed72d7", kill_on_drop: false }`
[INFO] [stdout] c69a7fb2eff2be502565c9fb8cec8d2ed1ac02377cd4afe77388ef12b1ed72d7