[INFO] fetching crate len-caching-lock 0.1.1...
[INFO] testing len-caching-lock-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate len-caching-lock 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate len-caching-lock 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0428d7b9be32420b2c9f9d23b5cff3b26c14603ec1401316f3b0c65de6ed738
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b0428d7b9be32420b2c9f9d23b5cff3b26c14603ec1401316f3b0c65de6ed738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0428d7b9be32420b2c9f9d23b5cff3b26c14603ec1401316f3b0c65de6ed738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0428d7b9be32420b2c9f9d23b5cff3b26c14603ec1401316f3b0c65de6ed738", kill_on_drop: false }`
[INFO] [stdout] b0428d7b9be32420b2c9f9d23b5cff3b26c14603ec1401316f3b0c65de6ed738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 964133e4f6c3a29954b917cc25735c84464815fa14a46db41b682ff0fd689c4e
[INFO] running `Command { std: "docker" "start" "-a" "964133e4f6c3a29954b917cc25735c84464815fa14a46db41b682ff0fd689c4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling len-caching-lock v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "964133e4f6c3a29954b917cc25735c84464815fa14a46db41b682ff0fd689c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964133e4f6c3a29954b917cc25735c84464815fa14a46db41b682ff0fd689c4e", kill_on_drop: false }`
[INFO] [stdout] 964133e4f6c3a29954b917cc25735c84464815fa14a46db41b682ff0fd689c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4d1146d09e74ebdbb7ce4b0543a58652d45a939f49375644aaee62f63b82452
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d4d1146d09e74ebdbb7ce4b0543a58652d45a939f49375644aaee62f63b82452", kill_on_drop: false }`
[INFO] [stderr]    Compiling len-caching-lock v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "d4d1146d09e74ebdbb7ce4b0543a58652d45a939f49375644aaee62f63b82452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d1146d09e74ebdbb7ce4b0543a58652d45a939f49375644aaee62f63b82452", kill_on_drop: false }`
[INFO] [stdout] d4d1146d09e74ebdbb7ce4b0543a58652d45a939f49375644aaee62f63b82452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4ca6ae300c172719fce2cd50ccf9f2af319d1ae84b9e610b4c5eed8c69079e1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c4ca6ae300c172719fce2cd50ccf9f2af319d1ae84b9e610b4c5eed8c69079e1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/len_caching_lock-c63da7b26db2fbfa)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test mutex::tests::caches_len ... ok
[INFO] [stdout] test mutex::tests::works_with_vec ... 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] test rwlock::tests::caches_len ... ok
[INFO] [stdout] test mutex::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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests len-caching-lock
[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 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4ca6ae300c172719fce2cd50ccf9f2af319d1ae84b9e610b4c5eed8c69079e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ca6ae300c172719fce2cd50ccf9f2af319d1ae84b9e610b4c5eed8c69079e1", kill_on_drop: false }`
[INFO] [stdout] c4ca6ae300c172719fce2cd50ccf9f2af319d1ae84b9e610b4c5eed8c69079e1