[INFO] cloning repository https://github.com/TrevorDev/rust_test_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrevorDev/rust_test_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrevorDev%2Frust_test_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrevorDev%2Frust_test_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fdf6a487e93bf6f194a97e307c3e4d80173f28b
[INFO] testing TrevorDev/rust_test_project against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrevorDev%2Frust_test_project" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrevorDev/rust_test_project 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/TrevorDev/rust_test_project
[INFO] finished tweaking git repo https://github.com/TrevorDev/rust_test_project
[INFO] tweaked toml for git repo https://github.com/TrevorDev/rust_test_project written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/TrevorDev/rust_test_project 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 11978139889d4ec07e03643110bfc703d09bef2b9455fa0f30b5acd62a83be12
[INFO] running `Command { std: "docker" "start" "-a" "11978139889d4ec07e03643110bfc703d09bef2b9455fa0f30b5acd62a83be12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11978139889d4ec07e03643110bfc703d09bef2b9455fa0f30b5acd62a83be12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11978139889d4ec07e03643110bfc703d09bef2b9455fa0f30b5acd62a83be12", kill_on_drop: false }`
[INFO] [stdout] 11978139889d4ec07e03643110bfc703d09bef2b9455fa0f30b5acd62a83be12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 29d9618c87f9b3e86723d87dd431173a634ffa88a2dfc5ae946e38a5a6d2b234
[INFO] running `Command { std: "docker" "start" "-a" "29d9618c87f9b3e86723d87dd431173a634ffa88a2dfc5ae946e38a5a6d2b234", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_calculater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "29d9618c87f9b3e86723d87dd431173a634ffa88a2dfc5ae946e38a5a6d2b234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d9618c87f9b3e86723d87dd431173a634ffa88a2dfc5ae946e38a5a6d2b234", kill_on_drop: false }`
[INFO] [stdout] 29d9618c87f9b3e86723d87dd431173a634ffa88a2dfc5ae946e38a5a6d2b234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7e71360a6d1cd291bd7c5becd8e924a2eb1c9b2d422f389e273f0b8a6de4c063
[INFO] running `Command { std: "docker" "start" "-a" "7e71360a6d1cd291bd7c5becd8e924a2eb1c9b2d422f389e273f0b8a6de4c063", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_calculater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "7e71360a6d1cd291bd7c5becd8e924a2eb1c9b2d422f389e273f0b8a6de4c063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e71360a6d1cd291bd7c5becd8e924a2eb1c9b2d422f389e273f0b8a6de4c063", kill_on_drop: false }`
[INFO] [stdout] 7e71360a6d1cd291bd7c5becd8e924a2eb1c9b2d422f389e273f0b8a6de4c063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7540daa84c7dbc23607a2a683061c7ae038564e77363dbcb2ba1fbc52a8762d2
[INFO] running `Command { std: "docker" "start" "-a" "7540daa84c7dbc23607a2a683061c7ae038564e77363dbcb2ba1fbc52a8762d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_calculater-5568d1a74fc85b6c)
[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" "7540daa84c7dbc23607a2a683061c7ae038564e77363dbcb2ba1fbc52a8762d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7540daa84c7dbc23607a2a683061c7ae038564e77363dbcb2ba1fbc52a8762d2", kill_on_drop: false }`
[INFO] [stdout] 7540daa84c7dbc23607a2a683061c7ae038564e77363dbcb2ba1fbc52a8762d2