[INFO] cloning repository https://github.com/slightknack/rusty-donut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slightknack/rusty-donut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Frusty-donut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Frusty-donut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bbea28051c80307aae96e086004c0b13550e21f
[INFO] testing slightknack/rusty-donut against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Frusty-donut" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slightknack/rusty-donut 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/slightknack/rusty-donut
[INFO] finished tweaking git repo https://github.com/slightknack/rusty-donut
[INFO] tweaked toml for git repo https://github.com/slightknack/rusty-donut written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/slightknack/rusty-donut 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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 55c471587f202cefdf7cd01fb670dc7f1a83ba7ab44e78f5e25dfb13ef1672c1
[INFO] running `Command { std: "docker" "start" "-a" "55c471587f202cefdf7cd01fb670dc7f1a83ba7ab44e78f5e25dfb13ef1672c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55c471587f202cefdf7cd01fb670dc7f1a83ba7ab44e78f5e25dfb13ef1672c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c471587f202cefdf7cd01fb670dc7f1a83ba7ab44e78f5e25dfb13ef1672c1", kill_on_drop: false }`
[INFO] [stdout] 55c471587f202cefdf7cd01fb670dc7f1a83ba7ab44e78f5e25dfb13ef1672c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 79a991f7f471d7322695f21b0f291bb94eb8d74f41f5a1a72aa7614675f4c3e3
[INFO] running `Command { std: "docker" "start" "-a" "79a991f7f471d7322695f21b0f291bb94eb8d74f41f5a1a72aa7614675f4c3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-donut v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "79a991f7f471d7322695f21b0f291bb94eb8d74f41f5a1a72aa7614675f4c3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a991f7f471d7322695f21b0f291bb94eb8d74f41f5a1a72aa7614675f4c3e3", kill_on_drop: false }`
[INFO] [stdout] 79a991f7f471d7322695f21b0f291bb94eb8d74f41f5a1a72aa7614675f4c3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f5da8563e162c745dc563e28689e3c21f5dba9d4861f3bf40b315718467418d6
[INFO] running `Command { std: "docker" "start" "-a" "f5da8563e162c745dc563e28689e3c21f5dba9d4861f3bf40b315718467418d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-donut v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f5da8563e162c745dc563e28689e3c21f5dba9d4861f3bf40b315718467418d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5da8563e162c745dc563e28689e3c21f5dba9d4861f3bf40b315718467418d6", kill_on_drop: false }`
[INFO] [stdout] f5da8563e162c745dc563e28689e3c21f5dba9d4861f3bf40b315718467418d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 00afa8fc8d492817e2ec0afa928a73cf410ec465302974c88ee1a5985b218d02
[INFO] running `Command { std: "docker" "start" "-a" "00afa8fc8d492817e2ec0afa928a73cf410ec465302974c88ee1a5985b218d02", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_donut-e0007b8a9cf90a75)
[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" "00afa8fc8d492817e2ec0afa928a73cf410ec465302974c88ee1a5985b218d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00afa8fc8d492817e2ec0afa928a73cf410ec465302974c88ee1a5985b218d02", kill_on_drop: false }`
[INFO] [stdout] 00afa8fc8d492817e2ec0afa928a73cf410ec465302974c88ee1a5985b218d02