[INFO] cloning repository https://github.com/basslove/rust_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/basslove/rust_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasslove%2Frust_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasslove%2Frust_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7b71829160cc8d0b0c3ac13a8da2bf1cbf00d97
[INFO] testing basslove/rust_practice against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasslove%2Frust_practice" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/basslove/rust_practice 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/basslove/rust_practice
[INFO] finished tweaking git repo https://github.com/basslove/rust_practice
[INFO] tweaked toml for git repo https://github.com/basslove/rust_practice written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/basslove/rust_practice 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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 4f4c24fc6a45831f7544b01d1f904006e6ab1eff955bbd35f23d090d2c7386ac
[INFO] running `Command { std: "docker" "start" "-a" "4f4c24fc6a45831f7544b01d1f904006e6ab1eff955bbd35f23d090d2c7386ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f4c24fc6a45831f7544b01d1f904006e6ab1eff955bbd35f23d090d2c7386ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f4c24fc6a45831f7544b01d1f904006e6ab1eff955bbd35f23d090d2c7386ac", kill_on_drop: false }`
[INFO] [stdout] 4f4c24fc6a45831f7544b01d1f904006e6ab1eff955bbd35f23d090d2c7386ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] a9d91ef9926e05f3a287416693f412624a60eae6794f098af74bd44dcfb5d8a5
[INFO] running `Command { std: "docker" "start" "-a" "a9d91ef9926e05f3a287416693f412624a60eae6794f098af74bd44dcfb5d8a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "a9d91ef9926e05f3a287416693f412624a60eae6794f098af74bd44dcfb5d8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d91ef9926e05f3a287416693f412624a60eae6794f098af74bd44dcfb5d8a5", kill_on_drop: false }`
[INFO] [stdout] a9d91ef9926e05f3a287416693f412624a60eae6794f098af74bd44dcfb5d8a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 12c66d9ae9040f3fa59e393556862a272e1983b82b90135430b5672eb7a74a64
[INFO] running `Command { std: "docker" "start" "-a" "12c66d9ae9040f3fa59e393556862a272e1983b82b90135430b5672eb7a74a64", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "12c66d9ae9040f3fa59e393556862a272e1983b82b90135430b5672eb7a74a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c66d9ae9040f3fa59e393556862a272e1983b82b90135430b5672eb7a74a64", kill_on_drop: false }`
[INFO] [stdout] 12c66d9ae9040f3fa59e393556862a272e1983b82b90135430b5672eb7a74a64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] bec3993a05fe3554df00bd94850a05724f2de024f1f311a06fc07961b8529da4
[INFO] running `Command { std: "docker" "start" "-a" "bec3993a05fe3554df00bd94850a05724f2de024f1f311a06fc07961b8529da4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sample-96875ddc64937405)
[INFO] [stdout] 
[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" "bec3993a05fe3554df00bd94850a05724f2de024f1f311a06fc07961b8529da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec3993a05fe3554df00bd94850a05724f2de024f1f311a06fc07961b8529da4", kill_on_drop: false }`
[INFO] [stdout] bec3993a05fe3554df00bd94850a05724f2de024f1f311a06fc07961b8529da4