[INFO] fetching crate clru 0.3.0...
[INFO] testing clru-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate clru 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate clru 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clru 0.3.0
[INFO] finished tweaking crates.io crate clru 0.3.0
[INFO] tweaked toml for crates.io crate clru 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4959197ec5889ac17b85e6c311cfbe7d5e65edf8fb9da244e88434da33b6427a
[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" "4959197ec5889ac17b85e6c311cfbe7d5e65edf8fb9da244e88434da33b6427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4959197ec5889ac17b85e6c311cfbe7d5e65edf8fb9da244e88434da33b6427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4959197ec5889ac17b85e6c311cfbe7d5e65edf8fb9da244e88434da33b6427a", kill_on_drop: false }`
[INFO] [stdout] 4959197ec5889ac17b85e6c311cfbe7d5e65edf8fb9da244e88434da33b6427a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48669e9f3e0b705e1f8d5eaec90b3cd92ccbd99b3a5e8c01f204e2276b1e1a5d
[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" "48669e9f3e0b705e1f8d5eaec90b3cd92ccbd99b3a5e8c01f204e2276b1e1a5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling clru v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "48669e9f3e0b705e1f8d5eaec90b3cd92ccbd99b3a5e8c01f204e2276b1e1a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48669e9f3e0b705e1f8d5eaec90b3cd92ccbd99b3a5e8c01f204e2276b1e1a5d", kill_on_drop: false }`
[INFO] [stdout] 48669e9f3e0b705e1f8d5eaec90b3cd92ccbd99b3a5e8c01f204e2276b1e1a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d1f119230458ec18ea474103c8d1084bfb6e27daf26922728ddf2c786970beb
[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" "0d1f119230458ec18ea474103c8d1084bfb6e27daf26922728ddf2c786970beb", kill_on_drop: false }`
[INFO] [stderr]    Compiling clru v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "0d1f119230458ec18ea474103c8d1084bfb6e27daf26922728ddf2c786970beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1f119230458ec18ea474103c8d1084bfb6e27daf26922728ddf2c786970beb", kill_on_drop: false }`
[INFO] [stdout] 0d1f119230458ec18ea474103c8d1084bfb6e27daf26922728ddf2c786970beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 464f1b1ce70c66d5d20ac832b5308d51290a537955993808d9b5f2e964481bb8
[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" "464f1b1ce70c66d5d20ac832b5308d51290a537955993808d9b5f2e964481bb8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 28 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/clru-dc0b593c3585aa38
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_contains ... ok
[INFO] [stdout] test tests::test_fixed_size_list_reorder ... ok
[INFO] [stdout] test tests::test_get_mut_and_update ... ok
[INFO] [stdout] test tests::test_get_with_borrow ... ok
[INFO] [stdout] test tests::test_fixed_size_list ... ok
[INFO] [stdout] test tests::test_get_mut_with_borrow ... ok
[INFO] [stdout] test tests::test_into_iter ... ok
[INFO] [stdout] test tests::test_iter_backwards ... ok
[INFO] [stdout] test tests::test_peek ... ok
[INFO] [stdout] test tests::test_peek_mut ... ok
[INFO] [stdout] test tests::test_iter_clone ... ok
[INFO] [stdout] test tests::test_insert_and_get_mut ... ok
[INFO] [stdout] test tests::test_pop ... ok
[INFO] [stdout] test tests::test_insert_and_get ... ok
[INFO] [stdout] test tests::test_insert_update ... ok
[INFO] [stdout] test tests::test_insert_removes_oldest ... ok
[INFO] [stdout] test tests::test_resize_equal ... ok
[INFO] [stdout] test tests::test_iter_forwards_and_backwards ... ok
[INFO] [stdout] test tests::test_iter_forwards ... ok
[INFO] [stdout] test tests::test_pop_front ... ok
[INFO] [stdout] test tests::test_that_pop_actually_detaches_node ... ok
[INFO] [stdout] test tests::test_zero_cap_no_crash ... ok
[INFO] [stdout] test tests::test_pop_back ... ok
[INFO] [stderr]    Doc-tests clru
[INFO] [stdout] test tests::test_resize_smaller ... ok
[INFO] [stdout] test tests::test_no_memory_leaks ... ok
[INFO] [stdout] test tests::test_resize_larger ... ok
[INFO] [stdout] test tests::test_retain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "464f1b1ce70c66d5d20ac832b5308d51290a537955993808d9b5f2e964481bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464f1b1ce70c66d5d20ac832b5308d51290a537955993808d9b5f2e964481bb8", kill_on_drop: false }`
[INFO] [stdout] 464f1b1ce70c66d5d20ac832b5308d51290a537955993808d9b5f2e964481bb8