[INFO] cloning repository https://github.com/Al3xGit/rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Al3xGit/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAl3xGit%2Frust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAl3xGit%2Frust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b26fa3992affb03f500f2267d59a0065d33025d
[INFO] testing Al3xGit/rust-learning 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%2FAl3xGit%2Frust-learning" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Al3xGit/rust-learning 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/Al3xGit/rust-learning
[INFO] finished tweaking git repo https://github.com/Al3xGit/rust-learning
[INFO] tweaked toml for git repo https://github.com/Al3xGit/rust-learning written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Al3xGit/rust-learning 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fe7bf3ab90fb0d1bd65e504bfdb7a91a40f8f92aa5d508caee45afdb7c70eef4
[INFO] running `Command { std: "docker" "start" "-a" "fe7bf3ab90fb0d1bd65e504bfdb7a91a40f8f92aa5d508caee45afdb7c70eef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe7bf3ab90fb0d1bd65e504bfdb7a91a40f8f92aa5d508caee45afdb7c70eef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7bf3ab90fb0d1bd65e504bfdb7a91a40f8f92aa5d508caee45afdb7c70eef4", kill_on_drop: false }`
[INFO] [stdout] fe7bf3ab90fb0d1bd65e504bfdb7a91a40f8f92aa5d508caee45afdb7c70eef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 21e74419e5539f0c1ec624d8f9688cfd04d16a8c137b637ff2544c8e81c34a59
[INFO] running `Command { std: "docker" "start" "-a" "21e74419e5539f0c1ec624d8f9688cfd04d16a8c137b637ff2544c8e81c34a59", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "21e74419e5539f0c1ec624d8f9688cfd04d16a8c137b637ff2544c8e81c34a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e74419e5539f0c1ec624d8f9688cfd04d16a8c137b637ff2544c8e81c34a59", kill_on_drop: false }`
[INFO] [stdout] 21e74419e5539f0c1ec624d8f9688cfd04d16a8c137b637ff2544c8e81c34a59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7e5191fdd5e060371162d23ba957a1ca13d93362c70f4a266a130b5c107e056e
[INFO] running `Command { std: "docker" "start" "-a" "7e5191fdd5e060371162d23ba957a1ca13d93362c70f4a266a130b5c107e056e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "7e5191fdd5e060371162d23ba957a1ca13d93362c70f4a266a130b5c107e056e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5191fdd5e060371162d23ba957a1ca13d93362c70f4a266a130b5c107e056e", kill_on_drop: false }`
[INFO] [stdout] 7e5191fdd5e060371162d23ba957a1ca13d93362c70f4a266a130b5c107e056e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a113723727aba9c8a8910aa9a538ae835dd1b2a1372c3194d7676a65c9027fe7
[INFO] running `Command { std: "docker" "start" "-a" "a113723727aba9c8a8910aa9a538ae835dd1b2a1372c3194d7676a65c9027fe7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_hello-26aa695cf38bafcb)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a113723727aba9c8a8910aa9a538ae835dd1b2a1372c3194d7676a65c9027fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a113723727aba9c8a8910aa9a538ae835dd1b2a1372c3194d7676a65c9027fe7", kill_on_drop: false }`
[INFO] [stdout] a113723727aba9c8a8910aa9a538ae835dd1b2a1372c3194d7676a65c9027fe7