[INFO] fetching crate rusty_lake 0.0.0...
[INFO] testing rusty_lake-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rusty_lake 0.0.0 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate rusty_lake 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 rusty_lake 0.0.0
[INFO] finished tweaking crates.io crate rusty_lake 0.0.0
[INFO] tweaked toml for crates.io crate rusty_lake 0.0.0 written to /workspace/builds/worker-76/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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] da2d89f75b4583b9a792156aab6b02b1916cccbeb12509b521d799618b61d40e
[INFO] running `Command { std: "docker" "start" "-a" "da2d89f75b4583b9a792156aab6b02b1916cccbeb12509b521d799618b61d40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da2d89f75b4583b9a792156aab6b02b1916cccbeb12509b521d799618b61d40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2d89f75b4583b9a792156aab6b02b1916cccbeb12509b521d799618b61d40e", kill_on_drop: false }`
[INFO] [stdout] da2d89f75b4583b9a792156aab6b02b1916cccbeb12509b521d799618b61d40e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 821c5002dad16949808cca1e011e3ce003dd447e69fc83fddde70995476b0c87
[INFO] running `Command { std: "docker" "start" "-a" "821c5002dad16949808cca1e011e3ce003dd447e69fc83fddde70995476b0c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_lake v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "821c5002dad16949808cca1e011e3ce003dd447e69fc83fddde70995476b0c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821c5002dad16949808cca1e011e3ce003dd447e69fc83fddde70995476b0c87", kill_on_drop: false }`
[INFO] [stdout] 821c5002dad16949808cca1e011e3ce003dd447e69fc83fddde70995476b0c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 9d5eed9484c972f9988f319f8c0b0b51b56bb30a978e5b3e6a327b470a2907b4
[INFO] running `Command { std: "docker" "start" "-a" "9d5eed9484c972f9988f319f8c0b0b51b56bb30a978e5b3e6a327b470a2907b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_lake v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "9d5eed9484c972f9988f319f8c0b0b51b56bb30a978e5b3e6a327b470a2907b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5eed9484c972f9988f319f8c0b0b51b56bb30a978e5b3e6a327b470a2907b4", kill_on_drop: false }`
[INFO] [stdout] 9d5eed9484c972f9988f319f8c0b0b51b56bb30a978e5b3e6a327b470a2907b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 6b27593ac5fff8d6a2822b83bf849310b7771926d4bc8aab276746b14a6bb771
[INFO] running `Command { std: "docker" "start" "-a" "6b27593ac5fff8d6a2822b83bf849310b7771926d4bc8aab276746b14a6bb771", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_lake-44f935cf77f5e6ad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_lake
[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" "6b27593ac5fff8d6a2822b83bf849310b7771926d4bc8aab276746b14a6bb771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b27593ac5fff8d6a2822b83bf849310b7771926d4bc8aab276746b14a6bb771", kill_on_drop: false }`
[INFO] [stdout] 6b27593ac5fff8d6a2822b83bf849310b7771926d4bc8aab276746b14a6bb771