[INFO] fetching crate arnf 0.0.1...
[INFO] testing arnf-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arnf 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate arnf 0.0.1 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 arnf 0.0.1
[INFO] finished tweaking crates.io crate arnf 0.0.1
[INFO] tweaked toml for crates.io crate arnf 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate arnf 0.0.1 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ca158fb050015cc0e287552ae0733979809873af174f8df941539b16f5c1ccf8
[INFO] running `Command { std: "docker" "start" "-a" "ca158fb050015cc0e287552ae0733979809873af174f8df941539b16f5c1ccf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca158fb050015cc0e287552ae0733979809873af174f8df941539b16f5c1ccf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca158fb050015cc0e287552ae0733979809873af174f8df941539b16f5c1ccf8", kill_on_drop: false }`
[INFO] [stdout] ca158fb050015cc0e287552ae0733979809873af174f8df941539b16f5c1ccf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 621d8b4cc0560e20f43c331f7f6f1ebbbdf6028e6fccc129dc4bd9a952d72e44
[INFO] running `Command { std: "docker" "start" "-a" "621d8b4cc0560e20f43c331f7f6f1ebbbdf6028e6fccc129dc4bd9a952d72e44", kill_on_drop: false }`
[INFO] [stderr]    Compiling arnf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "621d8b4cc0560e20f43c331f7f6f1ebbbdf6028e6fccc129dc4bd9a952d72e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621d8b4cc0560e20f43c331f7f6f1ebbbdf6028e6fccc129dc4bd9a952d72e44", kill_on_drop: false }`
[INFO] [stdout] 621d8b4cc0560e20f43c331f7f6f1ebbbdf6028e6fccc129dc4bd9a952d72e44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a452a917fbb44db9626b96959860d35c43b7365edd86bae6f464e84f1a548004
[INFO] running `Command { std: "docker" "start" "-a" "a452a917fbb44db9626b96959860d35c43b7365edd86bae6f464e84f1a548004", kill_on_drop: false }`
[INFO] [stderr]    Compiling arnf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "a452a917fbb44db9626b96959860d35c43b7365edd86bae6f464e84f1a548004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a452a917fbb44db9626b96959860d35c43b7365edd86bae6f464e84f1a548004", kill_on_drop: false }`
[INFO] [stdout] a452a917fbb44db9626b96959860d35c43b7365edd86bae6f464e84f1a548004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 94b66cb494bec4efc0a14f60a8b6f52bc4a6b4e48ffc8c07181ccf5d4e1b328c
[INFO] running `Command { std: "docker" "start" "-a" "94b66cb494bec4efc0a14f60a8b6f52bc4a6b4e48ffc8c07181ccf5d4e1b328c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arnf-a6e86ada82a0d1d4)
[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" "94b66cb494bec4efc0a14f60a8b6f52bc4a6b4e48ffc8c07181ccf5d4e1b328c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b66cb494bec4efc0a14f60a8b6f52bc4a6b4e48ffc8c07181ccf5d4e1b328c", kill_on_drop: false }`
[INFO] [stdout] 94b66cb494bec4efc0a14f60a8b6f52bc4a6b4e48ffc8c07181ccf5d4e1b328c