[INFO] cloning repository https://github.com/bwhitty/rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bwhitty/rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhitty%2Frust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhitty%2Frust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e2ef8b16704cf1dcdfc3f573a5ccf4c37724ced
[INFO] testing bwhitty/rust-book 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%2Fbwhitty%2Frust-book" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bwhitty/rust-book 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/bwhitty/rust-book
[INFO] finished tweaking git repo https://github.com/bwhitty/rust-book
[INFO] tweaked toml for git repo https://github.com/bwhitty/rust-book written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bwhitty/rust-book 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e6fa98188bd67cb63eed5cda52b2f17ef0750ca4fc9192a356cd9bbd83253f55
[INFO] running `Command { std: "docker" "start" "-a" "e6fa98188bd67cb63eed5cda52b2f17ef0750ca4fc9192a356cd9bbd83253f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6fa98188bd67cb63eed5cda52b2f17ef0750ca4fc9192a356cd9bbd83253f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6fa98188bd67cb63eed5cda52b2f17ef0750ca4fc9192a356cd9bbd83253f55", kill_on_drop: false }`
[INFO] [stdout] e6fa98188bd67cb63eed5cda52b2f17ef0750ca4fc9192a356cd9bbd83253f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f20e07f5b112de3ebefbd4b3288272c225542362fc65af5e95bad0a2696c47a2
[INFO] running `Command { std: "docker" "start" "-a" "f20e07f5b112de3ebefbd4b3288272c225542362fc65af5e95bad0a2696c47a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "f20e07f5b112de3ebefbd4b3288272c225542362fc65af5e95bad0a2696c47a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20e07f5b112de3ebefbd4b3288272c225542362fc65af5e95bad0a2696c47a2", kill_on_drop: false }`
[INFO] [stdout] f20e07f5b112de3ebefbd4b3288272c225542362fc65af5e95bad0a2696c47a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c807a9f60a9c68886b14d386825fe03d362ac30dddfd9b17f542046b901d6fc4
[INFO] running `Command { std: "docker" "start" "-a" "c807a9f60a9c68886b14d386825fe03d362ac30dddfd9b17f542046b901d6fc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "c807a9f60a9c68886b14d386825fe03d362ac30dddfd9b17f542046b901d6fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c807a9f60a9c68886b14d386825fe03d362ac30dddfd9b17f542046b901d6fc4", kill_on_drop: false }`
[INFO] [stdout] c807a9f60a9c68886b14d386825fe03d362ac30dddfd9b17f542046b901d6fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] cf2b1d11a0886f76ff2af5d0ad12709d5d00022b995585edf0375e0b5d59cf05
[INFO] running `Command { std: "docker" "start" "-a" "cf2b1d11a0886f76ff2af5d0ad12709d5d00022b995585edf0375e0b5d59cf05", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-d4cc0683ea54e951)
[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" "cf2b1d11a0886f76ff2af5d0ad12709d5d00022b995585edf0375e0b5d59cf05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2b1d11a0886f76ff2af5d0ad12709d5d00022b995585edf0375e0b5d59cf05", kill_on_drop: false }`
[INFO] [stdout] cf2b1d11a0886f76ff2af5d0ad12709d5d00022b995585edf0375e0b5d59cf05