[INFO] fetching crate leonardo-heap 0.3.0...
[INFO] testing leonardo-heap-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate leonardo-heap 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate leonardo-heap 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate leonardo-heap 0.3.0
[INFO] finished tweaking crates.io crate leonardo-heap 0.3.0
[INFO] tweaked toml for crates.io crate leonardo-heap 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 058c0b6976344ce7cc7300c6993455751f0f337d60845fc35b4e9335b2b0a545
[INFO] running `"docker" "start" "-a" "058c0b6976344ce7cc7300c6993455751f0f337d60845fc35b4e9335b2b0a545"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling leonardo-heap v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `leonardo_closed`
[INFO] [stderr]   --> src/leonardo.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn leonardo_closed(order: u32) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `leonardo_naive`
[INFO] [stderr]   --> src/leonardo.rs:43:4
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn leonardo_naive(order: u32) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_len`
[INFO] [stderr]   --> src/layout.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn new_from_len(size: usize) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "058c0b6976344ce7cc7300c6993455751f0f337d60845fc35b4e9335b2b0a545"`
[INFO] running `"docker" "rm" "-f" "058c0b6976344ce7cc7300c6993455751f0f337d60845fc35b4e9335b2b0a545"`
[INFO] [stdout] 058c0b6976344ce7cc7300c6993455751f0f337d60845fc35b4e9335b2b0a545
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a972866bcdfffda0c09432af184e05f5e496dc7fb41d7e9f2366cd21b1046923
[INFO] running `"docker" "start" "-a" "a972866bcdfffda0c09432af184e05f5e496dc7fb41d7e9f2366cd21b1046923"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling leonardo-heap v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "a972866bcdfffda0c09432af184e05f5e496dc7fb41d7e9f2366cd21b1046923"`
[INFO] running `"docker" "rm" "-f" "a972866bcdfffda0c09432af184e05f5e496dc7fb41d7e9f2366cd21b1046923"`
[INFO] [stdout] a972866bcdfffda0c09432af184e05f5e496dc7fb41d7e9f2366cd21b1046923
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 847587ad4afacae3beeaec5abc245079406712dddadb01b6ddefae89fd7a5c7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "847587ad4afacae3beeaec5abc245079406712dddadb01b6ddefae89fd7a5c7f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leonardo_heap-b778ff5f6a927891
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::test_balance_after_pop_empty ... ok
[INFO] [stdout] test tests::test_balance_after_pop_mutiple_layers ... ok
[INFO] [stdout] test tests::test_balance_after_push_merge ... ok
[INFO] [stdout] test tests::test_balance_after_pop_two ... ok
[INFO] [stdout] test leonardo::tests::test_leonardo_lookup_matches ... ok
[INFO] [stdout] test tests::test_balance_after_push_second ... ok
[INFO] [stdout] test tests::test_sift_down_two ... ok
[INFO] [stdout] test leonardo::tests::test_leonardo_closed_matches ... ok
[INFO] [stdout] test tests::test_sift_down_sorting ... ok
[INFO] [stdout] test tests::test_sift_down_one ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_balance_after_pop_one ... ok
[INFO] [stdout] test tests::test_balance_after_push_first ... ok
[INFO] [stdout] test tests::test_balance_after_pop_restring_after_sift ... ok
[INFO] [stdout] test tests::test_sort_random ... ok
[INFO] [stdout] test tests::test_sift_down_zero ... ok
[INFO] [stdout] test tests::test_push_pop ... ok
[INFO] [stdout] test tests::test_sift_down_three ... ok
[INFO] [stdout] test tests::test_balance_after_pop_split_heaps ... ok
[INFO] [stdout] test tests::test_random ... ok
[INFO] [stdout] test tests::test_balance_after_push_mismatched_lengths ... ok
[INFO] [stdout] test tests::test_balance_after_pop_mismatched_lengths ... ok
[INFO] [stdout] test tests::test_sift_down_wrong_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "847587ad4afacae3beeaec5abc245079406712dddadb01b6ddefae89fd7a5c7f"`
[INFO] running `"docker" "rm" "-f" "847587ad4afacae3beeaec5abc245079406712dddadb01b6ddefae89fd7a5c7f"`
[INFO] [stdout] 847587ad4afacae3beeaec5abc245079406712dddadb01b6ddefae89fd7a5c7f