[INFO] fetching crate crate_that_i_break_sometimes_for_testing 0.1.2...
[INFO] testing crate_that_i_break_sometimes_for_testing-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate crate_that_i_break_sometimes_for_testing 0.1.2 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2 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 crate_that_i_break_sometimes_for_testing 0.1.2
[INFO] finished tweaking crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2
[INFO] tweaked toml for crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2 written to /workspace/builds/worker-83/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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 078f8cdc9473f904dc3feb6147b7fbb574fca382d8adb570a2b27add2e1d2e34
[INFO] running `Command { std: "docker" "start" "-a" "078f8cdc9473f904dc3feb6147b7fbb574fca382d8adb570a2b27add2e1d2e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "078f8cdc9473f904dc3feb6147b7fbb574fca382d8adb570a2b27add2e1d2e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078f8cdc9473f904dc3feb6147b7fbb574fca382d8adb570a2b27add2e1d2e34", kill_on_drop: false }`
[INFO] [stdout] 078f8cdc9473f904dc3feb6147b7fbb574fca382d8adb570a2b27add2e1d2e34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 93efc02f5b5b13b8e8c2375d7b80aa4feb0f349524bc6d51ef1cf5c1875b53d5
[INFO] running `Command { std: "docker" "start" "-a" "93efc02f5b5b13b8e8c2375d7b80aa4feb0f349524bc6d51ef1cf5c1875b53d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crate_that_i_break_sometimes_for_testing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "93efc02f5b5b13b8e8c2375d7b80aa4feb0f349524bc6d51ef1cf5c1875b53d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93efc02f5b5b13b8e8c2375d7b80aa4feb0f349524bc6d51ef1cf5c1875b53d5", kill_on_drop: false }`
[INFO] [stdout] 93efc02f5b5b13b8e8c2375d7b80aa4feb0f349524bc6d51ef1cf5c1875b53d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 063051d4f9c73f46ae99dcfc53120a7e78131b8aa7ff30e554f719ac59f5853f
[INFO] running `Command { std: "docker" "start" "-a" "063051d4f9c73f46ae99dcfc53120a7e78131b8aa7ff30e554f719ac59f5853f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crate_that_i_break_sometimes_for_testing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "063051d4f9c73f46ae99dcfc53120a7e78131b8aa7ff30e554f719ac59f5853f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063051d4f9c73f46ae99dcfc53120a7e78131b8aa7ff30e554f719ac59f5853f", kill_on_drop: false }`
[INFO] [stdout] 063051d4f9c73f46ae99dcfc53120a7e78131b8aa7ff30e554f719ac59f5853f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 62a03d0d3781e26ec2625f7b35510eee6e44e0b62e4ef41b95b0a01d8aab96a1
[INFO] running `Command { std: "docker" "start" "-a" "62a03d0d3781e26ec2625f7b35510eee6e44e0b62e4ef41b95b0a01d8aab96a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crate_that_i_break_sometimes_for_testing-5882e7a3408fb819)
[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 crate_that_i_break_sometimes_for_testing
[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" "62a03d0d3781e26ec2625f7b35510eee6e44e0b62e4ef41b95b0a01d8aab96a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a03d0d3781e26ec2625f7b35510eee6e44e0b62e4ef41b95b0a01d8aab96a1", kill_on_drop: false }`
[INFO] [stdout] 62a03d0d3781e26ec2625f7b35510eee6e44e0b62e4ef41b95b0a01d8aab96a1