[INFO] fetching crate mrogalski-looper 1.0.3...
[INFO] testing mrogalski-looper-1.0.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mrogalski-looper 1.0.3 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate mrogalski-looper 1.0.3 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 crates.io crate mrogalski-looper 1.0.3
[INFO] finished tweaking crates.io crate mrogalski-looper 1.0.3
[INFO] tweaked toml for crates.io crate mrogalski-looper 1.0.3 written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] c02f8ccff39fbdcf3a76446adb9572bc60d3897858b7e2739b75765c001049d4
[INFO] running `Command { std: "docker" "start" "-a" "c02f8ccff39fbdcf3a76446adb9572bc60d3897858b7e2739b75765c001049d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c02f8ccff39fbdcf3a76446adb9572bc60d3897858b7e2739b75765c001049d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02f8ccff39fbdcf3a76446adb9572bc60d3897858b7e2739b75765c001049d4", kill_on_drop: false }`
[INFO] [stdout] c02f8ccff39fbdcf3a76446adb9572bc60d3897858b7e2739b75765c001049d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] c06147d6a8fde0cbe13f02b9755798c36341cb8e84e122f08e377925603c4532
[INFO] running `Command { std: "docker" "start" "-a" "c06147d6a8fde0cbe13f02b9755798c36341cb8e84e122f08e377925603c4532", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrogalski-looper v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "c06147d6a8fde0cbe13f02b9755798c36341cb8e84e122f08e377925603c4532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06147d6a8fde0cbe13f02b9755798c36341cb8e84e122f08e377925603c4532", kill_on_drop: false }`
[INFO] [stdout] c06147d6a8fde0cbe13f02b9755798c36341cb8e84e122f08e377925603c4532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] f93e12bc41d5c596d9529cadd7556b4678f7ddd7a0c400b0f4b257f9662a2d43
[INFO] running `Command { std: "docker" "start" "-a" "f93e12bc41d5c596d9529cadd7556b4678f7ddd7a0c400b0f4b257f9662a2d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrogalski-looper v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mrogalski_looper-c87f714b43833cf3)
[INFO] running `Command { std: "docker" "inspect" "f93e12bc41d5c596d9529cadd7556b4678f7ddd7a0c400b0f4b257f9662a2d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93e12bc41d5c596d9529cadd7556b4678f7ddd7a0c400b0f4b257f9662a2d43", kill_on_drop: false }`
[INFO] [stdout] f93e12bc41d5c596d9529cadd7556b4678f7ddd7a0c400b0f4b257f9662a2d43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 0d6595ead84479670031269e1cbb538cbdf0ba5a5afd1eb5572355bd42746bd7
[INFO] running `Command { std: "docker" "start" "-a" "0d6595ead84479670031269e1cbb538cbdf0ba5a5afd1eb5572355bd42746bd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mrogalski_looper-c87f714b43833cf3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::run_empty ... ok
[INFO] [stdout] test tests::run_with_data ... 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 mrogalski-looper
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d6595ead84479670031269e1cbb538cbdf0ba5a5afd1eb5572355bd42746bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6595ead84479670031269e1cbb538cbdf0ba5a5afd1eb5572355bd42746bd7", kill_on_drop: false }`
[INFO] [stdout] 0d6595ead84479670031269e1cbb538cbdf0ba5a5afd1eb5572355bd42746bd7