[INFO] cloning repository https://github.com/xutingzhou/learn-git-flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xutingzhou/learn-git-flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxutingzhou%2Flearn-git-flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxutingzhou%2Flearn-git-flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb525d3242ded5795a4644da7b4a14985a65b1bc
[INFO] testing xutingzhou/learn-git-flow 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%2Fxutingzhou%2Flearn-git-flow" "/workspace/builds/worker-66/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xutingzhou/learn-git-flow 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/xutingzhou/learn-git-flow
[INFO] finished tweaking git repo https://github.com/xutingzhou/learn-git-flow
[INFO] tweaked toml for git repo https://github.com/xutingzhou/learn-git-flow written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] crate git repo https://github.com/xutingzhou/learn-git-flow 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-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] d6762d9ae1c9de772852828aea49259e8723c0ec73ebb212e8d24d17889d1cfa
[INFO] running `Command { std: "docker" "start" "-a" "d6762d9ae1c9de772852828aea49259e8723c0ec73ebb212e8d24d17889d1cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6762d9ae1c9de772852828aea49259e8723c0ec73ebb212e8d24d17889d1cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6762d9ae1c9de772852828aea49259e8723c0ec73ebb212e8d24d17889d1cfa", kill_on_drop: false }`
[INFO] [stdout] d6762d9ae1c9de772852828aea49259e8723c0ec73ebb212e8d24d17889d1cfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 3261553842b648fa1831f05f8f56f462533d31e3a9a71b3415a7b0289c97e7fb
[INFO] running `Command { std: "docker" "start" "-a" "3261553842b648fa1831f05f8f56f462533d31e3a9a71b3415a7b0289c97e7fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learn-git-flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "3261553842b648fa1831f05f8f56f462533d31e3a9a71b3415a7b0289c97e7fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3261553842b648fa1831f05f8f56f462533d31e3a9a71b3415a7b0289c97e7fb", kill_on_drop: false }`
[INFO] [stdout] 3261553842b648fa1831f05f8f56f462533d31e3a9a71b3415a7b0289c97e7fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 7392988ae95eaaa8ad21ac758b97b58c7a248f7bf27f0ce0a1753686fa18d686
[INFO] running `Command { std: "docker" "start" "-a" "7392988ae95eaaa8ad21ac758b97b58c7a248f7bf27f0ce0a1753686fa18d686", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-git-flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "7392988ae95eaaa8ad21ac758b97b58c7a248f7bf27f0ce0a1753686fa18d686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7392988ae95eaaa8ad21ac758b97b58c7a248f7bf27f0ce0a1753686fa18d686", kill_on_drop: false }`
[INFO] [stdout] 7392988ae95eaaa8ad21ac758b97b58c7a248f7bf27f0ce0a1753686fa18d686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] ddf94a9ee5c42cb141b9ae5d6762795e2aae60b32dfdbc574fff75245b1cb1c2
[INFO] running `Command { std: "docker" "start" "-a" "ddf94a9ee5c42cb141b9ae5d6762795e2aae60b32dfdbc574fff75245b1cb1c2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_git_flow-cec329c0e52562ec)
[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" "ddf94a9ee5c42cb141b9ae5d6762795e2aae60b32dfdbc574fff75245b1cb1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf94a9ee5c42cb141b9ae5d6762795e2aae60b32dfdbc574fff75245b1cb1c2", kill_on_drop: false }`
[INFO] [stdout] ddf94a9ee5c42cb141b9ae5d6762795e2aae60b32dfdbc574fff75245b1cb1c2