[INFO] fetching crate lub 0.0.0...
[INFO] testing lub-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate lub 0.0.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate lub 0.0.0 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 lub 0.0.0
[INFO] finished tweaking crates.io crate lub 0.0.0
[INFO] tweaked toml for crates.io crate lub 0.0.0 written to /workspace/builds/worker-53/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 3c7ce0cd6b949f88a50ef9dd7f5569f9e9f8dfd1cfded812f26dac65cb1d98e2
[INFO] running `Command { std: "docker" "start" "-a" "3c7ce0cd6b949f88a50ef9dd7f5569f9e9f8dfd1cfded812f26dac65cb1d98e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c7ce0cd6b949f88a50ef9dd7f5569f9e9f8dfd1cfded812f26dac65cb1d98e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7ce0cd6b949f88a50ef9dd7f5569f9e9f8dfd1cfded812f26dac65cb1d98e2", kill_on_drop: false }`
[INFO] [stdout] 3c7ce0cd6b949f88a50ef9dd7f5569f9e9f8dfd1cfded812f26dac65cb1d98e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 2e83dd0bce1a99775415fe4be808a068e1a3aab7b9d311f596680c107c7df86c
[INFO] running `Command { std: "docker" "start" "-a" "2e83dd0bce1a99775415fe4be808a068e1a3aab7b9d311f596680c107c7df86c", kill_on_drop: false }`
[INFO] [stderr]    Compiling lub v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "2e83dd0bce1a99775415fe4be808a068e1a3aab7b9d311f596680c107c7df86c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e83dd0bce1a99775415fe4be808a068e1a3aab7b9d311f596680c107c7df86c", kill_on_drop: false }`
[INFO] [stdout] 2e83dd0bce1a99775415fe4be808a068e1a3aab7b9d311f596680c107c7df86c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 1cc36fe7a5e6596abadec457b55e9e1c04f567b7068bb555b7135a8372b7ab5a
[INFO] running `Command { std: "docker" "start" "-a" "1cc36fe7a5e6596abadec457b55e9e1c04f567b7068bb555b7135a8372b7ab5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lub v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "1cc36fe7a5e6596abadec457b55e9e1c04f567b7068bb555b7135a8372b7ab5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc36fe7a5e6596abadec457b55e9e1c04f567b7068bb555b7135a8372b7ab5a", kill_on_drop: false }`
[INFO] [stdout] 1cc36fe7a5e6596abadec457b55e9e1c04f567b7068bb555b7135a8372b7ab5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 9fc2c7baff83c1a9d8f69e3db1585b8ef9eadde09d53cef355c393fc812bea4d
[INFO] running `Command { std: "docker" "start" "-a" "9fc2c7baff83c1a9d8f69e3db1585b8ef9eadde09d53cef355c393fc812bea4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lub-2be8ff8ac824e1cb)
[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] [stderr]    Doc-tests lub
[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" "9fc2c7baff83c1a9d8f69e3db1585b8ef9eadde09d53cef355c393fc812bea4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc2c7baff83c1a9d8f69e3db1585b8ef9eadde09d53cef355c393fc812bea4d", kill_on_drop: false }`
[INFO] [stdout] 9fc2c7baff83c1a9d8f69e3db1585b8ef9eadde09d53cef355c393fc812bea4d