[INFO] cloning repository https://github.com/DrLynix/guess-the-number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrLynix/guess-the-number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrLynix%2Fguess-the-number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrLynix%2Fguess-the-number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09e5db8e9adaec9682313e5a62c80bccd6b5b6e3
[INFO] testing DrLynix/guess-the-number 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%2FDrLynix%2Fguess-the-number" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrLynix/guess-the-number 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/DrLynix/guess-the-number
[INFO] finished tweaking git repo https://github.com/DrLynix/guess-the-number
[INFO] tweaked toml for git repo https://github.com/DrLynix/guess-the-number written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/DrLynix/guess-the-number 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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] a0432a2250b06519bfb045d4e674b8aa584564d7d24160fb8105b1ad0ee5a008
[INFO] running `Command { std: "docker" "start" "-a" "a0432a2250b06519bfb045d4e674b8aa584564d7d24160fb8105b1ad0ee5a008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0432a2250b06519bfb045d4e674b8aa584564d7d24160fb8105b1ad0ee5a008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0432a2250b06519bfb045d4e674b8aa584564d7d24160fb8105b1ad0ee5a008", kill_on_drop: false }`
[INFO] [stdout] a0432a2250b06519bfb045d4e674b8aa584564d7d24160fb8105b1ad0ee5a008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 4bc20c1f6820472a80a0e9f28d3734bc1d8ca2f7137a1a261f8d1d13bf37cc92
[INFO] running `Command { std: "docker" "start" "-a" "4bc20c1f6820472a80a0e9f28d3734bc1d8ca2f7137a1a261f8d1d13bf37cc92", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "4bc20c1f6820472a80a0e9f28d3734bc1d8ca2f7137a1a261f8d1d13bf37cc92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc20c1f6820472a80a0e9f28d3734bc1d8ca2f7137a1a261f8d1d13bf37cc92", kill_on_drop: false }`
[INFO] [stdout] 4bc20c1f6820472a80a0e9f28d3734bc1d8ca2f7137a1a261f8d1d13bf37cc92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 3e2ae4d96dcb3f10a9c209df4c41b8623aa99b716777795f5fd387cd2f0f934b
[INFO] running `Command { std: "docker" "start" "-a" "3e2ae4d96dcb3f10a9c209df4c41b8623aa99b716777795f5fd387cd2f0f934b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "3e2ae4d96dcb3f10a9c209df4c41b8623aa99b716777795f5fd387cd2f0f934b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2ae4d96dcb3f10a9c209df4c41b8623aa99b716777795f5fd387cd2f0f934b", kill_on_drop: false }`
[INFO] [stdout] 3e2ae4d96dcb3f10a9c209df4c41b8623aa99b716777795f5fd387cd2f0f934b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 1733dbc16359ea5cf291f45c10f2608e8fffe3c636eeb0eb034fae7f7463ae44
[INFO] running `Command { std: "docker" "start" "-a" "1733dbc16359ea5cf291f45c10f2608e8fffe3c636eeb0eb034fae7f7463ae44", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-d54612bb01631312)
[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" "1733dbc16359ea5cf291f45c10f2608e8fffe3c636eeb0eb034fae7f7463ae44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1733dbc16359ea5cf291f45c10f2608e8fffe3c636eeb0eb034fae7f7463ae44", kill_on_drop: false }`
[INFO] [stdout] 1733dbc16359ea5cf291f45c10f2608e8fffe3c636eeb0eb034fae7f7463ae44