[INFO] fetching crate block_device 0.1.3...
[INFO] testing block_device-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate block_device 0.1.3 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate block_device 0.1.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate block_device 0.1.3
[INFO] finished tweaking crates.io crate block_device 0.1.3
[INFO] tweaked toml for crates.io crate block_device 0.1.3 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 984dd44ae6c65ac6ec3d216bffe7635164ba5f00c73b71963c59c471453aa284
[INFO] running `Command { std: "docker" "start" "-a" "984dd44ae6c65ac6ec3d216bffe7635164ba5f00c73b71963c59c471453aa284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "984dd44ae6c65ac6ec3d216bffe7635164ba5f00c73b71963c59c471453aa284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "984dd44ae6c65ac6ec3d216bffe7635164ba5f00c73b71963c59c471453aa284", kill_on_drop: false }`
[INFO] [stdout] 984dd44ae6c65ac6ec3d216bffe7635164ba5f00c73b71963c59c471453aa284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cb919d6f3198f7afeb8f75f975811741c641fb36f4e2726aed3a51c172dc009
[INFO] running `Command { std: "docker" "start" "-a" "8cb919d6f3198f7afeb8f75f975811741c641fb36f4e2726aed3a51c172dc009", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling block_device v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "8cb919d6f3198f7afeb8f75f975811741c641fb36f4e2726aed3a51c172dc009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb919d6f3198f7afeb8f75f975811741c641fb36f4e2726aed3a51c172dc009", kill_on_drop: false }`
[INFO] [stdout] 8cb919d6f3198f7afeb8f75f975811741c641fb36f4e2726aed3a51c172dc009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5105c576689818ce90b5fe9b9a60955c87dc86728d5f3054a1e7edcfac3f3329
[INFO] running `Command { std: "docker" "start" "-a" "5105c576689818ce90b5fe9b9a60955c87dc86728d5f3054a1e7edcfac3f3329", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling block_device v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/block_device-ac406ab37230947e)
[INFO] running `Command { std: "docker" "inspect" "5105c576689818ce90b5fe9b9a60955c87dc86728d5f3054a1e7edcfac3f3329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5105c576689818ce90b5fe9b9a60955c87dc86728d5f3054a1e7edcfac3f3329", kill_on_drop: false }`
[INFO] [stdout] 5105c576689818ce90b5fe9b9a60955c87dc86728d5f3054a1e7edcfac3f3329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6226e7bbbc7337760bdfada7edf6fe2a232e5b66b6e43890fbaa85f84114227d
[INFO] running `Command { std: "docker" "start" "-a" "6226e7bbbc7337760bdfada7edf6fe2a232e5b66b6e43890fbaa85f84114227d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/block_device-ac406ab37230947e)
[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 block_device
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 2) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6226e7bbbc7337760bdfada7edf6fe2a232e5b66b6e43890fbaa85f84114227d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6226e7bbbc7337760bdfada7edf6fe2a232e5b66b6e43890fbaa85f84114227d", kill_on_drop: false }`
[INFO] [stdout] 6226e7bbbc7337760bdfada7edf6fe2a232e5b66b6e43890fbaa85f84114227d