[INFO] cloning repository https://github.com/fundphys/Serpinsky
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fundphys/Serpinsky" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffundphys%2FSerpinsky", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffundphys%2FSerpinsky'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92f51b4e24c22d78b6f9bedf36adbb9868ad561e
[INFO] testing fundphys/Serpinsky against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffundphys%2FSerpinsky" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fundphys/Serpinsky 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/fundphys/Serpinsky
[INFO] finished tweaking git repo https://github.com/fundphys/Serpinsky
[INFO] tweaked toml for git repo https://github.com/fundphys/Serpinsky written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fundphys/Serpinsky 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9b5f267c32a6482a997fc15baed39d78a16d05ee83811320f37bd61584552631
[INFO] running `Command { std: "docker" "start" "-a" "9b5f267c32a6482a997fc15baed39d78a16d05ee83811320f37bd61584552631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b5f267c32a6482a997fc15baed39d78a16d05ee83811320f37bd61584552631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5f267c32a6482a997fc15baed39d78a16d05ee83811320f37bd61584552631", kill_on_drop: false }`
[INFO] [stdout] 9b5f267c32a6482a997fc15baed39d78a16d05ee83811320f37bd61584552631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a9ca6c3ea79c6902506345909869b8e15ae085f19cb84f88cf47f4e26563d755
[INFO] running `Command { std: "docker" "start" "-a" "a9ca6c3ea79c6902506345909869b8e15ae085f19cb84f88cf47f4e26563d755", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling syn v0.13.9
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling num-derive v0.2.1
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling serpinsky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.00s
[INFO] running `Command { std: "docker" "inspect" "a9ca6c3ea79c6902506345909869b8e15ae085f19cb84f88cf47f4e26563d755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ca6c3ea79c6902506345909869b8e15ae085f19cb84f88cf47f4e26563d755", kill_on_drop: false }`
[INFO] [stdout] a9ca6c3ea79c6902506345909869b8e15ae085f19cb84f88cf47f4e26563d755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 57751a07a692e8bdfe1fb2a94272d28170dd98ae637d8d8116cccbf415fe2152
[INFO] running `Command { std: "docker" "start" "-a" "57751a07a692e8bdfe1fb2a94272d28170dd98ae637d8d8116cccbf415fe2152", kill_on_drop: false }`
[INFO] [stderr]    Compiling serpinsky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "57751a07a692e8bdfe1fb2a94272d28170dd98ae637d8d8116cccbf415fe2152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57751a07a692e8bdfe1fb2a94272d28170dd98ae637d8d8116cccbf415fe2152", kill_on_drop: false }`
[INFO] [stdout] 57751a07a692e8bdfe1fb2a94272d28170dd98ae637d8d8116cccbf415fe2152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 50d360175a6f7c29e20d1465f72502b11a22f174e8a52b9b1714f9b264f3a6bc
[INFO] running `Command { std: "docker" "start" "-a" "50d360175a6f7c29e20d1465f72502b11a22f174e8a52b9b1714f9b264f3a6bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serpinsky-10dc0b0544291f75)
[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" "50d360175a6f7c29e20d1465f72502b11a22f174e8a52b9b1714f9b264f3a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d360175a6f7c29e20d1465f72502b11a22f174e8a52b9b1714f9b264f3a6bc", kill_on_drop: false }`
[INFO] [stdout] 50d360175a6f7c29e20d1465f72502b11a22f174e8a52b9b1714f9b264f3a6bc