[INFO] cloning repository https://github.com/DukeNgn/minimal-docker-image
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DukeNgn/minimal-docker-image" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDukeNgn%2Fminimal-docker-image", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDukeNgn%2Fminimal-docker-image'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e2659f87c9aa7f501aa533c934f991c021ec754
[INFO] testing DukeNgn/minimal-docker-image 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%2FDukeNgn%2Fminimal-docker-image" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DukeNgn/minimal-docker-image 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/DukeNgn/minimal-docker-image
[INFO] finished tweaking git repo https://github.com/DukeNgn/minimal-docker-image
[INFO] tweaked toml for git repo https://github.com/DukeNgn/minimal-docker-image written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/DukeNgn/minimal-docker-image 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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] b25d6bfe0c81b56eff5ef57a40917d2031525a46eb822eef412ceeb3bdb1fadc
[INFO] running `Command { std: "docker" "start" "-a" "b25d6bfe0c81b56eff5ef57a40917d2031525a46eb822eef412ceeb3bdb1fadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b25d6bfe0c81b56eff5ef57a40917d2031525a46eb822eef412ceeb3bdb1fadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25d6bfe0c81b56eff5ef57a40917d2031525a46eb822eef412ceeb3bdb1fadc", kill_on_drop: false }`
[INFO] [stdout] b25d6bfe0c81b56eff5ef57a40917d2031525a46eb822eef412ceeb3bdb1fadc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 2ad0f26b616ba6011c33bfadc6deb02ca8c0e7ca953d291d43b107c5931c5901
[INFO] running `Command { std: "docker" "start" "-a" "2ad0f26b616ba6011c33bfadc6deb02ca8c0e7ca953d291d43b107c5931c5901", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "2ad0f26b616ba6011c33bfadc6deb02ca8c0e7ca953d291d43b107c5931c5901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad0f26b616ba6011c33bfadc6deb02ca8c0e7ca953d291d43b107c5931c5901", kill_on_drop: false }`
[INFO] [stdout] 2ad0f26b616ba6011c33bfadc6deb02ca8c0e7ca953d291d43b107c5931c5901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] cdc6d195c877e95d2cca83aa30c6fa2c9b26e088e046627473bb7637df1e2dc4
[INFO] running `Command { std: "docker" "start" "-a" "cdc6d195c877e95d2cca83aa30c6fa2c9b26e088e046627473bb7637df1e2dc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "cdc6d195c877e95d2cca83aa30c6fa2c9b26e088e046627473bb7637df1e2dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc6d195c877e95d2cca83aa30c6fa2c9b26e088e046627473bb7637df1e2dc4", kill_on_drop: false }`
[INFO] [stdout] cdc6d195c877e95d2cca83aa30c6fa2c9b26e088e046627473bb7637df1e2dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 5cdc39f5b664e48dfa7b10a488ef1f567dabec5f4687815348a95eb8fa362a57
[INFO] running `Command { std: "docker" "start" "-a" "5cdc39f5b664e48dfa7b10a488ef1f567dabec5f4687815348a95eb8fa362a57", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-c7bde9753e46333a)
[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" "5cdc39f5b664e48dfa7b10a488ef1f567dabec5f4687815348a95eb8fa362a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cdc39f5b664e48dfa7b10a488ef1f567dabec5f4687815348a95eb8fa362a57", kill_on_drop: false }`
[INFO] [stdout] 5cdc39f5b664e48dfa7b10a488ef1f567dabec5f4687815348a95eb8fa362a57