[INFO] crate leonardo-heap 0.3.0 is already in cache
[INFO] testing leonardo-heap-0.3.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate leonardo-heap 0.3.0 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate leonardo-heap 0.3.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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 work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] d3622dfb2bd23ee3de841df718d1023aaf06fc6305443c61f21d1501472953a5
[INFO] running `"docker" "start" "-a" "d3622dfb2bd23ee3de841df718d1023aaf06fc6305443c61f21d1501472953a5"`
[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:30:1
[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:43:1
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "d3622dfb2bd23ee3de841df718d1023aaf06fc6305443c61f21d1501472953a5"`
[INFO] running `"docker" "rm" "-f" "d3622dfb2bd23ee3de841df718d1023aaf06fc6305443c61f21d1501472953a5"`
[INFO] [stdout] d3622dfb2bd23ee3de841df718d1023aaf06fc6305443c61f21d1501472953a5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d7a08fa150f02f65c2c60941fb2790510cccb05a81733db6a2dd03fbe794e842
[INFO] running `"docker" "start" "-a" "d7a08fa150f02f65c2c60941fb2790510cccb05a81733db6a2dd03fbe794e842"`
[INFO] [stderr]    Compiling leonardo-heap v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "d7a08fa150f02f65c2c60941fb2790510cccb05a81733db6a2dd03fbe794e842"`
[INFO] running `"docker" "rm" "-f" "d7a08fa150f02f65c2c60941fb2790510cccb05a81733db6a2dd03fbe794e842"`
[INFO] [stdout] d7a08fa150f02f65c2c60941fb2790510cccb05a81733db6a2dd03fbe794e842
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] cf29242aa949f9052f65a91e9f16e20fd2591e51f1e365196203f4d9b8644e2a
[INFO] running `"docker" "start" "-a" "cf29242aa949f9052f65a91e9f16e20fd2591e51f1e365196203f4d9b8644e2a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leonardo_heap-58c673c3e0ba2d23
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test leonardo::tests::test_leonardo_lookup_matches ... ok
[INFO] [stdout] test tests::test_balance_after_pop_empty ... ok
[INFO] [stdout] test leonardo::tests::test_leonardo_closed_matches ... ok
[INFO] [stdout] test tests::test_balance_after_pop_one ... ok
[INFO] [stdout] test tests::test_balance_after_pop_restring_after_sift ... 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_split_heaps ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_balance_after_push_first ... ok
[INFO] [stdout] test tests::test_balance_after_pop_two ... ok
[INFO] [stdout] test tests::test_push_pop ... ok
[INFO] [stdout] test tests::test_balance_after_push_second ... ok
[INFO] [stdout] test tests::test_sift_down_one ... ok
[INFO] [stdout] test tests::test_sift_down_three ... ok
[INFO] [stdout] test tests::test_random ... ok
[INFO] [stdout] test tests::test_sift_down_sorting ... ok
[INFO] [stdout] test tests::test_sift_down_zero ... ok
[INFO] [stdout] test tests::test_sift_down_two ... ok
[INFO] [stdout] test tests::test_sort_random ... ok
[INFO] [stdout] test tests::test_balance_after_pop_mismatched_lengths ... ok
[INFO] [stdout] test tests::test_balance_after_push_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" "cf29242aa949f9052f65a91e9f16e20fd2591e51f1e365196203f4d9b8644e2a"`
[INFO] running `"docker" "rm" "-f" "cf29242aa949f9052f65a91e9f16e20fd2591e51f1e365196203f4d9b8644e2a"`
[INFO] [stdout] cf29242aa949f9052f65a91e9f16e20fd2591e51f1e365196203f4d9b8644e2a