[INFO] fetching crate sherr 0.5.0...
[INFO] testing sherr-0.5.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate sherr 0.5.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate sherr 0.5.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sherr 0.5.0
[INFO] finished tweaking crates.io crate sherr 0.5.0
[INFO] tweaked toml for crates.io crate sherr 0.5.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 479ae468e9fe8689cec126e7c7ed143ac4b318cef92459dd08070285f758dece
[INFO] running `Command { std: "docker" "start" "-a" "479ae468e9fe8689cec126e7c7ed143ac4b318cef92459dd08070285f758dece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "479ae468e9fe8689cec126e7c7ed143ac4b318cef92459dd08070285f758dece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479ae468e9fe8689cec126e7c7ed143ac4b318cef92459dd08070285f758dece", kill_on_drop: false }`
[INFO] [stdout] 479ae468e9fe8689cec126e7c7ed143ac4b318cef92459dd08070285f758dece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e5de9068d511d9b671a6c986c8b46e6cb8c56211067629884465cc77e5a32be
[INFO] running `Command { std: "docker" "start" "-a" "1e5de9068d511d9b671a6c986c8b46e6cb8c56211067629884465cc77e5a32be", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling sherr v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.66s
[INFO] running `Command { std: "docker" "inspect" "1e5de9068d511d9b671a6c986c8b46e6cb8c56211067629884465cc77e5a32be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5de9068d511d9b671a6c986c8b46e6cb8c56211067629884465cc77e5a32be", kill_on_drop: false }`
[INFO] [stdout] 1e5de9068d511d9b671a6c986c8b46e6cb8c56211067629884465cc77e5a32be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c99aa3d87b40adb81d7df69e72b13d09e4118d773210ad774bdda8e5eff7e146
[INFO] running `Command { std: "docker" "start" "-a" "c99aa3d87b40adb81d7df69e72b13d09e4118d773210ad774bdda8e5eff7e146", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sherr v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "c99aa3d87b40adb81d7df69e72b13d09e4118d773210ad774bdda8e5eff7e146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99aa3d87b40adb81d7df69e72b13d09e4118d773210ad774bdda8e5eff7e146", kill_on_drop: false }`
[INFO] [stdout] c99aa3d87b40adb81d7df69e72b13d09e4118d773210ad774bdda8e5eff7e146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2c9c9973d88af61635756a92a649c247fcf721c8e241015e20e98a4467bcdee
[INFO] running `Command { std: "docker" "start" "-a" "d2c9c9973d88af61635756a92a649c247fcf721c8e241015e20e98a4467bcdee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sherr-876ef76926d14ac9)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::bail_diag ... ok
[INFO] [stdout] test tests::diag_unimplemented - should panic ... ok
[INFO] [stdout] test tests::diag_unimplemented_err - should panic ... ok
[INFO] [stdout] test tests::diag_unreachable - should panic ... ok
[INFO] [stdout] test tests::diag_unimplemented_err_msg - should panic ... ok
[INFO] [stdout] test tests::diag_unreachable_err - should panic ... ok
[INFO] [stdout] test tests::diag_unreachable_err_msg - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sherr
[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" "d2c9c9973d88af61635756a92a649c247fcf721c8e241015e20e98a4467bcdee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2c9c9973d88af61635756a92a649c247fcf721c8e241015e20e98a4467bcdee", kill_on_drop: false }`
[INFO] [stdout] d2c9c9973d88af61635756a92a649c247fcf721c8e241015e20e98a4467bcdee