[INFO] fetching crate try-exit 1.0.0...
[INFO] testing try-exit-1.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate try-exit 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate try-exit 1.0.0 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 try-exit 1.0.0
[INFO] finished tweaking crates.io crate try-exit 1.0.0
[INFO] tweaked toml for crates.io crate try-exit 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c32c87e34413e8bab0eeffc0cf046cccc498a32ca152a32610dc36785605708e
[INFO] running `Command { std: "docker" "start" "-a" "c32c87e34413e8bab0eeffc0cf046cccc498a32ca152a32610dc36785605708e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32c87e34413e8bab0eeffc0cf046cccc498a32ca152a32610dc36785605708e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32c87e34413e8bab0eeffc0cf046cccc498a32ca152a32610dc36785605708e", kill_on_drop: false }`
[INFO] [stdout] c32c87e34413e8bab0eeffc0cf046cccc498a32ca152a32610dc36785605708e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 66c68bf015306cb24c110fabf1443d5782b7e6f442d0f12f5cd97fae809cccc1
[INFO] running `Command { std: "docker" "start" "-a" "66c68bf015306cb24c110fabf1443d5782b7e6f442d0f12f5cd97fae809cccc1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling try-exit v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "66c68bf015306cb24c110fabf1443d5782b7e6f442d0f12f5cd97fae809cccc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c68bf015306cb24c110fabf1443d5782b7e6f442d0f12f5cd97fae809cccc1", kill_on_drop: false }`
[INFO] [stdout] 66c68bf015306cb24c110fabf1443d5782b7e6f442d0f12f5cd97fae809cccc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b4ef4f9f9962b6170c842c5e0d73b3ab7a84f55d0c582323da44c1a9ead4c2fe
[INFO] running `Command { std: "docker" "start" "-a" "b4ef4f9f9962b6170c842c5e0d73b3ab7a84f55d0c582323da44c1a9ead4c2fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling try-exit v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "b4ef4f9f9962b6170c842c5e0d73b3ab7a84f55d0c582323da44c1a9ead4c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ef4f9f9962b6170c842c5e0d73b3ab7a84f55d0c582323da44c1a9ead4c2fe", kill_on_drop: false }`
[INFO] [stdout] b4ef4f9f9962b6170c842c5e0d73b3ab7a84f55d0c582323da44c1a9ead4c2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 13dac3b477098339918b919bf5fe98575be8d1a1b80d7c1e9086eca3aef5aa8b
[INFO] running `Command { std: "docker" "start" "-a" "13dac3b477098339918b919bf5fe98575be8d1a1b80d7c1e9086eca3aef5aa8b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/try_exit-fac391d986466047)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try-exit
[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" "13dac3b477098339918b919bf5fe98575be8d1a1b80d7c1e9086eca3aef5aa8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13dac3b477098339918b919bf5fe98575be8d1a1b80d7c1e9086eca3aef5aa8b", kill_on_drop: false }`
[INFO] [stdout] 13dac3b477098339918b919bf5fe98575be8d1a1b80d7c1e9086eca3aef5aa8b