[INFO] cloning repository https://github.com/IuriKintschev/TheRustProgrammingLanguageBook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IuriKintschev/TheRustProgrammingLanguageBook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIuriKintschev%2FTheRustProgrammingLanguageBook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIuriKintschev%2FTheRustProgrammingLanguageBook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 129f68786b61ccf96defe0a7b8d0f2d12dd38132
[INFO] testing IuriKintschev/TheRustProgrammingLanguageBook 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%2FIuriKintschev%2FTheRustProgrammingLanguageBook" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IuriKintschev/TheRustProgrammingLanguageBook 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/IuriKintschev/TheRustProgrammingLanguageBook
[INFO] finished tweaking git repo https://github.com/IuriKintschev/TheRustProgrammingLanguageBook
[INFO] tweaked toml for git repo https://github.com/IuriKintschev/TheRustProgrammingLanguageBook written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/IuriKintschev/TheRustProgrammingLanguageBook 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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] c62001c0755a7959cd4f49dba0814668a3f972a3fb31aa88c98c1cf3fb315df6
[INFO] running `Command { std: "docker" "start" "-a" "c62001c0755a7959cd4f49dba0814668a3f972a3fb31aa88c98c1cf3fb315df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62001c0755a7959cd4f49dba0814668a3f972a3fb31aa88c98c1cf3fb315df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62001c0755a7959cd4f49dba0814668a3f972a3fb31aa88c98c1cf3fb315df6", kill_on_drop: false }`
[INFO] [stdout] c62001c0755a7959cd4f49dba0814668a3f972a3fb31aa88c98c1cf3fb315df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 39d3da22d88ba7c5e777b34561289058aab54dde53f82f5c5b216f0f85624960
[INFO] running `Command { std: "docker" "start" "-a" "39d3da22d88ba7c5e777b34561289058aab54dde53f82f5c5b216f0f85624960", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "39d3da22d88ba7c5e777b34561289058aab54dde53f82f5c5b216f0f85624960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d3da22d88ba7c5e777b34561289058aab54dde53f82f5c5b216f0f85624960", kill_on_drop: false }`
[INFO] [stdout] 39d3da22d88ba7c5e777b34561289058aab54dde53f82f5c5b216f0f85624960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 37082fa9a33d47dd2f645eef04762766783ef0679d185f1d76f71dacdb02dba6
[INFO] running `Command { std: "docker" "start" "-a" "37082fa9a33d47dd2f645eef04762766783ef0679d185f1d76f71dacdb02dba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "37082fa9a33d47dd2f645eef04762766783ef0679d185f1d76f71dacdb02dba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37082fa9a33d47dd2f645eef04762766783ef0679d185f1d76f71dacdb02dba6", kill_on_drop: false }`
[INFO] [stdout] 37082fa9a33d47dd2f645eef04762766783ef0679d185f1d76f71dacdb02dba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] a51915f617f8b7091ebf4ec65cd57a8d1a7fed998318fb78fd185d4c6816dfbf
[INFO] running `Command { std: "docker" "start" "-a" "a51915f617f8b7091ebf4ec65cd57a8d1a7fed998318fb78fd185d4c6816dfbf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep-e3d4b21f035fba8a)
[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" "a51915f617f8b7091ebf4ec65cd57a8d1a7fed998318fb78fd185d4c6816dfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51915f617f8b7091ebf4ec65cd57a8d1a7fed998318fb78fd185d4c6816dfbf", kill_on_drop: false }`
[INFO] [stdout] a51915f617f8b7091ebf4ec65cd57a8d1a7fed998318fb78fd185d4c6816dfbf