[INFO] cloning repository https://github.com/golmman/rust-results-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golmman/rust-results-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolmman%2Frust-results-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolmman%2Frust-results-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61efc88514ecfde5232c859d8bba5abe2eb37a52
[INFO] testing golmman/rust-results-demo against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolmman%2Frust-results-demo" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/golmman/rust-results-demo 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/golmman/rust-results-demo
[INFO] finished tweaking git repo https://github.com/golmman/rust-results-demo
[INFO] tweaked toml for git repo https://github.com/golmman/rust-results-demo written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/golmman/rust-results-demo 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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 8eff4bda78a1634c55cad84d91b9f3204ed26bc4024099d3408e16aff697b71b
[INFO] running `Command { std: "docker" "start" "-a" "8eff4bda78a1634c55cad84d91b9f3204ed26bc4024099d3408e16aff697b71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eff4bda78a1634c55cad84d91b9f3204ed26bc4024099d3408e16aff697b71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eff4bda78a1634c55cad84d91b9f3204ed26bc4024099d3408e16aff697b71b", kill_on_drop: false }`
[INFO] [stdout] 8eff4bda78a1634c55cad84d91b9f3204ed26bc4024099d3408e16aff697b71b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 2122b0f5870d31a27a361a536f51e68540e46574d3e4e3fa003e89838b593938
[INFO] running `Command { std: "docker" "start" "-a" "2122b0f5870d31a27a361a536f51e68540e46574d3e4e3fa003e89838b593938", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-results-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "2122b0f5870d31a27a361a536f51e68540e46574d3e4e3fa003e89838b593938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2122b0f5870d31a27a361a536f51e68540e46574d3e4e3fa003e89838b593938", kill_on_drop: false }`
[INFO] [stdout] 2122b0f5870d31a27a361a536f51e68540e46574d3e4e3fa003e89838b593938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 2b49e642f6912767aa5434c9fca09b059c3a2874836d4b0f4bffb2fec358e556
[INFO] running `Command { std: "docker" "start" "-a" "2b49e642f6912767aa5434c9fca09b059c3a2874836d4b0f4bffb2fec358e556", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-results-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "2b49e642f6912767aa5434c9fca09b059c3a2874836d4b0f4bffb2fec358e556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b49e642f6912767aa5434c9fca09b059c3a2874836d4b0f4bffb2fec358e556", kill_on_drop: false }`
[INFO] [stdout] 2b49e642f6912767aa5434c9fca09b059c3a2874836d4b0f4bffb2fec358e556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 7698b55fdd8c43b838f385e33e40f0093ef647bd67eec50a4998d7809ce08af1
[INFO] running `Command { std: "docker" "start" "-a" "7698b55fdd8c43b838f385e33e40f0093ef647bd67eec50a4998d7809ce08af1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_results_demo-f90ca965d51c5007)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test is_zero::tests::is_zero_tests::ok ... ok
[INFO] [stdout] test is_zero::tests::is_zero_tests::negative ... ok
[INFO] [stdout] test is_zero::tests::is_zero_tests::positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7698b55fdd8c43b838f385e33e40f0093ef647bd67eec50a4998d7809ce08af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7698b55fdd8c43b838f385e33e40f0093ef647bd67eec50a4998d7809ce08af1", kill_on_drop: false }`
[INFO] [stdout] 7698b55fdd8c43b838f385e33e40f0093ef647bd67eec50a4998d7809ce08af1