[INFO] fetching crate len-caching-lock 0.1.1...
[INFO] testing len-caching-lock-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate len-caching-lock 0.1.1 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate len-caching-lock 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate len-caching-lock 0.1.1
[INFO] finished tweaking crates.io crate len-caching-lock 0.1.1
[INFO] tweaked toml for crates.io crate len-caching-lock 0.1.1 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31eb56b250bb99e5c1841b40593a85cd676ff03c8af4ae2f50e74d5a4cda6b9f
[INFO] running `Command { std: "docker" "start" "-a" "31eb56b250bb99e5c1841b40593a85cd676ff03c8af4ae2f50e74d5a4cda6b9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31eb56b250bb99e5c1841b40593a85cd676ff03c8af4ae2f50e74d5a4cda6b9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31eb56b250bb99e5c1841b40593a85cd676ff03c8af4ae2f50e74d5a4cda6b9f", kill_on_drop: false }`
[INFO] [stdout] 31eb56b250bb99e5c1841b40593a85cd676ff03c8af4ae2f50e74d5a4cda6b9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c44be0df25f59cc6231d1339c17e9718358318e38d8096b252c4a99b8076e3
[INFO] running `Command { std: "docker" "start" "-a" "38c44be0df25f59cc6231d1339c17e9718358318e38d8096b252c4a99b8076e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling len-caching-lock v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "38c44be0df25f59cc6231d1339c17e9718358318e38d8096b252c4a99b8076e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c44be0df25f59cc6231d1339c17e9718358318e38d8096b252c4a99b8076e3", kill_on_drop: false }`
[INFO] [stdout] 38c44be0df25f59cc6231d1339c17e9718358318e38d8096b252c4a99b8076e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a83d592e3ec47005b52f12fabd18db601f347d15726785dd6089e32c968514bd
[INFO] running `Command { std: "docker" "start" "-a" "a83d592e3ec47005b52f12fabd18db601f347d15726785dd6089e32c968514bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling len-caching-lock v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "a83d592e3ec47005b52f12fabd18db601f347d15726785dd6089e32c968514bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83d592e3ec47005b52f12fabd18db601f347d15726785dd6089e32c968514bd", kill_on_drop: false }`
[INFO] [stdout] a83d592e3ec47005b52f12fabd18db601f347d15726785dd6089e32c968514bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cbad6fd10768152174f4ee5144ee7dad7ad3243cc0d4b73450e7dbd115e70659
[INFO] running `Command { std: "docker" "start" "-a" "cbad6fd10768152174f4ee5144ee7dad7ad3243cc0d4b73450e7dbd115e70659", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/len_caching_lock-7c698603d45b1efc)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test mutex::tests::caches_len ... ok
[INFO] [stderr]    Doc-tests len-caching-lock
[INFO] [stdout] test mutex::tests::works_with_vec ... ok
[INFO] [stdout] test mutex::tests::works_with_vecdeque ... ok
[INFO] [stdout] test rwlock::tests::caches_len ... ok
[INFO] [stdout] test rwlock::tests::read_works ... ok
[INFO] [stdout] test rwlock::tests::works_with_vec ... ok
[INFO] [stdout] test rwlock::tests::works_with_vecdeque ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cbad6fd10768152174f4ee5144ee7dad7ad3243cc0d4b73450e7dbd115e70659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbad6fd10768152174f4ee5144ee7dad7ad3243cc0d4b73450e7dbd115e70659", kill_on_drop: false }`
[INFO] [stdout] cbad6fd10768152174f4ee5144ee7dad7ad3243cc0d4b73450e7dbd115e70659
