[INFO] cloning repository https://github.com/b9r5/lessf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b9r5/lessf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb9r5%2Flessf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb9r5%2Flessf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adcaef7483f4ba976d0f90494cedd1ea2635c4bd
[INFO] testing b9r5/lessf against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb9r5%2Flessf" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/b9r5/lessf on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/b9r5/lessf
[INFO] finished tweaking git repo https://github.com/b9r5/lessf
[INFO] tweaked toml for git repo https://github.com/b9r5/lessf written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/b9r5/lessf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8282ae5d6caa6c9bd31e683928257dd6db0508ddec83a10a49c56125e45ffe5f
[INFO] running `Command { std: "docker" "start" "-a" "8282ae5d6caa6c9bd31e683928257dd6db0508ddec83a10a49c56125e45ffe5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8282ae5d6caa6c9bd31e683928257dd6db0508ddec83a10a49c56125e45ffe5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8282ae5d6caa6c9bd31e683928257dd6db0508ddec83a10a49c56125e45ffe5f", kill_on_drop: false }`
[INFO] [stdout] 8282ae5d6caa6c9bd31e683928257dd6db0508ddec83a10a49c56125e45ffe5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f913b3b6d1096181379e2b4dea4527a284bea826eb70c88fccc480a99e6f95a
[INFO] running `Command { std: "docker" "start" "-a" "1f913b3b6d1096181379e2b4dea4527a284bea826eb70c88fccc480a99e6f95a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling lessf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.74s
[INFO] running `Command { std: "docker" "inspect" "1f913b3b6d1096181379e2b4dea4527a284bea826eb70c88fccc480a99e6f95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f913b3b6d1096181379e2b4dea4527a284bea826eb70c88fccc480a99e6f95a", kill_on_drop: false }`
[INFO] [stdout] 1f913b3b6d1096181379e2b4dea4527a284bea826eb70c88fccc480a99e6f95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24fd87d44f1bec2b620263b3d0f964d9d13de5d096227d6c24d9efb5f89fc986
[INFO] running `Command { std: "docker" "start" "-a" "24fd87d44f1bec2b620263b3d0f964d9d13de5d096227d6c24d9efb5f89fc986", kill_on_drop: false }`
[INFO] [stderr]    Compiling lessf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "24fd87d44f1bec2b620263b3d0f964d9d13de5d096227d6c24d9efb5f89fc986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fd87d44f1bec2b620263b3d0f964d9d13de5d096227d6c24d9efb5f89fc986", kill_on_drop: false }`
[INFO] [stdout] 24fd87d44f1bec2b620263b3d0f964d9d13de5d096227d6c24d9efb5f89fc986
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54200feb516e03689c818b4ce3cbd90a96a22e77923fcd1b8861f77d5ea06d00
[INFO] running `Command { std: "docker" "start" "-a" "54200feb516e03689c818b4ce3cbd90a96a22e77923fcd1b8861f77d5ea06d00", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lessf-a6bfedb7589eaa01)
[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" "54200feb516e03689c818b4ce3cbd90a96a22e77923fcd1b8861f77d5ea06d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54200feb516e03689c818b4ce3cbd90a96a22e77923fcd1b8861f77d5ea06d00", kill_on_drop: false }`
[INFO] [stdout] 54200feb516e03689c818b4ce3cbd90a96a22e77923fcd1b8861f77d5ea06d00