[INFO] cloning repository https://github.com/mudassir0909/learning_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mudassir0909/learning_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudassir0909%2Flearning_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudassir0909%2Flearning_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ffe90d150c8d9ead5727a7a8b8b9e1af3304e0b
[INFO] testing mudassir0909/learning_rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudassir0909%2Flearning_rust" "/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/mudassir0909/learning_rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mudassir0909/learning_rust
[INFO] finished tweaking git repo https://github.com/mudassir0909/learning_rust
[INFO] tweaked toml for git repo https://github.com/mudassir0909/learning_rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mudassir0909/learning_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0713fd37b6cd50c5d017fbdd61e10f623ffe2bb9f2f55c23ebdcf673eba8750e
[INFO] running `Command { std: "docker" "start" "-a" "0713fd37b6cd50c5d017fbdd61e10f623ffe2bb9f2f55c23ebdcf673eba8750e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0713fd37b6cd50c5d017fbdd61e10f623ffe2bb9f2f55c23ebdcf673eba8750e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0713fd37b6cd50c5d017fbdd61e10f623ffe2bb9f2f55c23ebdcf673eba8750e", kill_on_drop: false }`
[INFO] [stdout] 0713fd37b6cd50c5d017fbdd61e10f623ffe2bb9f2f55c23ebdcf673eba8750e
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df1409bed85eaad8cec6fa5c08575c68ce69b3939bd87802d87c410e52b1ad0a
[INFO] running `Command { std: "docker" "start" "-a" "df1409bed85eaad8cec6fa5c08575c68ce69b3939bd87802d87c410e52b1ad0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "df1409bed85eaad8cec6fa5c08575c68ce69b3939bd87802d87c410e52b1ad0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1409bed85eaad8cec6fa5c08575c68ce69b3939bd87802d87c410e52b1ad0a", kill_on_drop: false }`
[INFO] [stdout] df1409bed85eaad8cec6fa5c08575c68ce69b3939bd87802d87c410e52b1ad0a
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a28f0f626321be394f7eda518ea1df91fa4e8313bf482017091dd2141889da6c
[INFO] running `Command { std: "docker" "start" "-a" "a28f0f626321be394f7eda518ea1df91fa4e8313bf482017091dd2141889da6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "a28f0f626321be394f7eda518ea1df91fa4e8313bf482017091dd2141889da6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28f0f626321be394f7eda518ea1df91fa4e8313bf482017091dd2141889da6c", kill_on_drop: false }`
[INFO] [stdout] a28f0f626321be394f7eda518ea1df91fa4e8313bf482017091dd2141889da6c
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f570d50d9dbdeb2c33d7e6e0891fcfa89b1b30bc627447bf749e18a2edc9ec3
[INFO] running `Command { std: "docker" "start" "-a" "3f570d50d9dbdeb2c33d7e6e0891fcfa89b1b30bc627447bf749e18a2edc9ec3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_cargo-4ed8707f38aade49)
[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" "3f570d50d9dbdeb2c33d7e6e0891fcfa89b1b30bc627447bf749e18a2edc9ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f570d50d9dbdeb2c33d7e6e0891fcfa89b1b30bc627447bf749e18a2edc9ec3", kill_on_drop: false }`
[INFO] [stdout] 3f570d50d9dbdeb2c33d7e6e0891fcfa89b1b30bc627447bf749e18a2edc9ec3