[INFO] fetching crate minigrep_demo 0.1.0...
[INFO] testing minigrep_demo-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate minigrep_demo 0.1.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate minigrep_demo 0.1.0 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 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-37/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" "+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-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 1add30820141c81fd84a2f072d27b16b8aea523bb193db214d54863d7208fd10
[INFO] running `Command { std: "docker" "start" "-a" "1add30820141c81fd84a2f072d27b16b8aea523bb193db214d54863d7208fd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1add30820141c81fd84a2f072d27b16b8aea523bb193db214d54863d7208fd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1add30820141c81fd84a2f072d27b16b8aea523bb193db214d54863d7208fd10", kill_on_drop: false }`
[INFO] [stdout] 1add30820141c81fd84a2f072d27b16b8aea523bb193db214d54863d7208fd10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 7fc61f8ecc48e9db32ac40e040a092ca19d752f32e299da2058e4109a7f17dd6
[INFO] running `Command { std: "docker" "start" "-a" "7fc61f8ecc48e9db32ac40e040a092ca19d752f32e299da2058e4109a7f17dd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "7fc61f8ecc48e9db32ac40e040a092ca19d752f32e299da2058e4109a7f17dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc61f8ecc48e9db32ac40e040a092ca19d752f32e299da2058e4109a7f17dd6", kill_on_drop: false }`
[INFO] [stdout] 7fc61f8ecc48e9db32ac40e040a092ca19d752f32e299da2058e4109a7f17dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] d986ec92f76061390ebe2b5164ca60ad7704322f522f32bc8a8985b116367b90
[INFO] running `Command { std: "docker" "start" "-a" "d986ec92f76061390ebe2b5164ca60ad7704322f522f32bc8a8985b116367b90", 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 test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "d986ec92f76061390ebe2b5164ca60ad7704322f522f32bc8a8985b116367b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d986ec92f76061390ebe2b5164ca60ad7704322f522f32bc8a8985b116367b90", kill_on_drop: false }`
[INFO] [stdout] d986ec92f76061390ebe2b5164ca60ad7704322f522f32bc8a8985b116367b90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 0871dcd76bfbc8d21302c5ebb680b65aa45d0d860090dec80f33b03f6af181d5
[INFO] running `Command { std: "docker" "start" "-a" "0871dcd76bfbc8d21302c5ebb680b65aa45d0d860090dec80f33b03f6af181d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_demo-47ebd155968d16e9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_demo-6de5538c162262d9)
[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]    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] [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" "0871dcd76bfbc8d21302c5ebb680b65aa45d0d860090dec80f33b03f6af181d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0871dcd76bfbc8d21302c5ebb680b65aa45d0d860090dec80f33b03f6af181d5", kill_on_drop: false }`
[INFO] [stdout] 0871dcd76bfbc8d21302c5ebb680b65aa45d0d860090dec80f33b03f6af181d5