[INFO] cloning repository https://github.com/skepticspectresceptre/rs-minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skepticspectresceptre/rs-minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskepticspectresceptre%2Frs-minigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskepticspectresceptre%2Frs-minigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bce9670dfab32f3be68579457ab1f9ecdbba3b37
[INFO] testing skepticspectresceptre/rs-minigrep against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskepticspectresceptre%2Frs-minigrep" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skepticspectresceptre/rs-minigrep on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skepticspectresceptre/rs-minigrep
[INFO] finished tweaking git repo https://github.com/skepticspectresceptre/rs-minigrep
[INFO] tweaked toml for git repo https://github.com/skepticspectresceptre/rs-minigrep written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/skepticspectresceptre/rs-minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3f7d68b09259f7bc9165096a55fe8f185bbbd87d43f7a462ac7e7a6d86d214f
[INFO] running `Command { std: "docker" "start" "-a" "d3f7d68b09259f7bc9165096a55fe8f185bbbd87d43f7a462ac7e7a6d86d214f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f7d68b09259f7bc9165096a55fe8f185bbbd87d43f7a462ac7e7a6d86d214f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f7d68b09259f7bc9165096a55fe8f185bbbd87d43f7a462ac7e7a6d86d214f", kill_on_drop: false }`
[INFO] [stdout] d3f7d68b09259f7bc9165096a55fe8f185bbbd87d43f7a462ac7e7a6d86d214f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8004ebdaf28ee3c18c5d84d8ee3aa7049d6d93e2239e7e80d81d0e8ecdca1d75
[INFO] running `Command { std: "docker" "start" "-a" "8004ebdaf28ee3c18c5d84d8ee3aa7049d6d93e2239e7e80d81d0e8ecdca1d75", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling chapter_two_minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "8004ebdaf28ee3c18c5d84d8ee3aa7049d6d93e2239e7e80d81d0e8ecdca1d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8004ebdaf28ee3c18c5d84d8ee3aa7049d6d93e2239e7e80d81d0e8ecdca1d75", kill_on_drop: false }`
[INFO] [stdout] 8004ebdaf28ee3c18c5d84d8ee3aa7049d6d93e2239e7e80d81d0e8ecdca1d75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a23ce2a0ecddf1b2cd8fab5840f45b35a12d435c4c1539d15cf70ef3c115453
[INFO] running `Command { std: "docker" "start" "-a" "5a23ce2a0ecddf1b2cd8fab5840f45b35a12d435c4c1539d15cf70ef3c115453", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chapter_two_minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_two_minigrep-3c0a559a76808949)
[INFO] running `Command { std: "docker" "inspect" "5a23ce2a0ecddf1b2cd8fab5840f45b35a12d435c4c1539d15cf70ef3c115453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a23ce2a0ecddf1b2cd8fab5840f45b35a12d435c4c1539d15cf70ef3c115453", kill_on_drop: false }`
[INFO] [stdout] 5a23ce2a0ecddf1b2cd8fab5840f45b35a12d435c4c1539d15cf70ef3c115453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eefa7559e83e358a6da26f3f85a584319e4681da58c20e3dea3cf37707d6e36e
[INFO] running `Command { std: "docker" "start" "-a" "eefa7559e83e358a6da26f3f85a584319e4681da58c20e3dea3cf37707d6e36e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_two_minigrep-3c0a559a76808949)
[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" "eefa7559e83e358a6da26f3f85a584319e4681da58c20e3dea3cf37707d6e36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eefa7559e83e358a6da26f3f85a584319e4681da58c20e3dea3cf37707d6e36e", kill_on_drop: false }`
[INFO] [stdout] eefa7559e83e358a6da26f3f85a584319e4681da58c20e3dea3cf37707d6e36e