[INFO] fetching crate minigrep_demo 0.1.0...
[INFO] testing minigrep_demo-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate minigrep_demo 0.1.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate minigrep_demo 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minigrep_demo 0.1.0
[INFO] finished tweaking crates.io crate minigrep_demo 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_demo 0.1.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate crates.io crate minigrep_demo 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a83ce95b8a01e7293e7fc49ec7c4940e49632167dc2347d1c6e4dbbbca8554e
[INFO] running `Command { std: "docker" "start" "-a" "3a83ce95b8a01e7293e7fc49ec7c4940e49632167dc2347d1c6e4dbbbca8554e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a83ce95b8a01e7293e7fc49ec7c4940e49632167dc2347d1c6e4dbbbca8554e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a83ce95b8a01e7293e7fc49ec7c4940e49632167dc2347d1c6e4dbbbca8554e", kill_on_drop: false }`
[INFO] [stdout] 3a83ce95b8a01e7293e7fc49ec7c4940e49632167dc2347d1c6e4dbbbca8554e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10dfc77cd4c9a39307d33989d09b0ad7002e6dd70ec6f0fbc89eaf8a8c87920
[INFO] running `Command { std: "docker" "start" "-a" "d10dfc77cd4c9a39307d33989d09b0ad7002e6dd70ec6f0fbc89eaf8a8c87920", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling minigrep_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "d10dfc77cd4c9a39307d33989d09b0ad7002e6dd70ec6f0fbc89eaf8a8c87920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10dfc77cd4c9a39307d33989d09b0ad7002e6dd70ec6f0fbc89eaf8a8c87920", kill_on_drop: false }`
[INFO] [stdout] d10dfc77cd4c9a39307d33989d09b0ad7002e6dd70ec6f0fbc89eaf8a8c87920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77a26fa071603d1903f22b78490defbec6b02e308f18e460e0c5c8f4c1803662
[INFO] running `Command { std: "docker" "start" "-a" "77a26fa071603d1903f22b78490defbec6b02e308f18e460e0c5c8f4c1803662", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "77a26fa071603d1903f22b78490defbec6b02e308f18e460e0c5c8f4c1803662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a26fa071603d1903f22b78490defbec6b02e308f18e460e0c5c8f4c1803662", kill_on_drop: false }`
[INFO] [stdout] 77a26fa071603d1903f22b78490defbec6b02e308f18e460e0c5c8f4c1803662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdc36fc97602b7ee1833287b34a668e0d7e41a716620c1054270f3ab36f7d461
[INFO] running `Command { std: "docker" "start" "-a" "bdc36fc97602b7ee1833287b34a668e0d7e41a716620c1054270f3ab36f7d461", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_demo-457a35a0207bcfa0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_demo-1066deaf4865a9cd)
[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] [stderr]    Doc-tests minigrep_demo
[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" "bdc36fc97602b7ee1833287b34a668e0d7e41a716620c1054270f3ab36f7d461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc36fc97602b7ee1833287b34a668e0d7e41a716620c1054270f3ab36f7d461", kill_on_drop: false }`
[INFO] [stdout] bdc36fc97602b7ee1833287b34a668e0d7e41a716620c1054270f3ab36f7d461