[INFO] updating cached repository https://github.com/dmitri-mamrukov/heap-in-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c017a59129f8451f3c707d0d07ec9b834a1d89f
[INFO] testing dmitri-mamrukov/heap-in-rust against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitri-mamrukov%2Fheap-in-rust" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmitri-mamrukov/heap-in-rust 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 git repo https://github.com/dmitri-mamrukov/heap-in-rust
[INFO] finished tweaking git repo https://github.com/dmitri-mamrukov/heap-in-rust
[INFO] tweaked toml for git repo https://github.com/dmitri-mamrukov/heap-in-rust written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dmitri-mamrukov/heap-in-rust already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 39d2d27dfe7fcfb12c4b53aa6cb0bc226d84083ff6d5695493fb38d48bb8c029
[INFO] running `"docker" "start" "-a" "39d2d27dfe7fcfb12c4b53aa6cb0bc226d84083ff6d5695493fb38d48bb8c029"`
[INFO] [stderr]    Compiling heap_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "39d2d27dfe7fcfb12c4b53aa6cb0bc226d84083ff6d5695493fb38d48bb8c029"`
[INFO] running `"docker" "rm" "-f" "39d2d27dfe7fcfb12c4b53aa6cb0bc226d84083ff6d5695493fb38d48bb8c029"`
[INFO] [stdout] 39d2d27dfe7fcfb12c4b53aa6cb0bc226d84083ff6d5695493fb38d48bb8c029
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] f244918ece6b99bd3bc7cd497758b4fb158573a4ab5669371f98da1d94d65746
[INFO] running `"docker" "start" "-a" "f244918ece6b99bd3bc7cd497758b4fb158573a4ab5669371f98da1d94d65746"`
[INFO] [stderr]    Compiling heap_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "f244918ece6b99bd3bc7cd497758b4fb158573a4ab5669371f98da1d94d65746"`
[INFO] running `"docker" "rm" "-f" "f244918ece6b99bd3bc7cd497758b4fb158573a4ab5669371f98da1d94d65746"`
[INFO] [stdout] f244918ece6b99bd3bc7cd497758b4fb158573a4ab5669371f98da1d94d65746
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 13cc2cb955fa08a706f4a935de42c4d4a8b76a667795432dd79ae2fe78675c4a
[INFO] running `"docker" "start" "-a" "13cc2cb955fa08a706f4a935de42c4d4a8b76a667795432dd79ae2fe78675c4a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heap_in_rust-71066f9b1a04da3d
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test heap_constructor_tests::constructor_with_zero_and_min ... ok
[INFO] [stdout] test heap_constructor_tests::default_constructor_with_five_and_min ... ok
[INFO] [stdout] test heap_constructor_tests::default_constructor_with_five ... ok
[INFO] [stdout] test heap_constructor_tests::default_constructor_with_one ... ok
[INFO] [stdout] test heap_constructor_tests::default_constructor_with_one_and_min ... ok
[INFO] [stdout] test heap_constructor_tests::default_constructor_with_zero ... ok
[INFO] [stdout] test max_heap_tests::add_six_elements_as_random ... ok
[INFO] [stdout] test max_heap_tests::add_six_elements_as_sequential ... ok
[INFO] [stdout] test max_heap_tests::peek_on_heap_with_size_as_zero ... ok
[INFO] [stdout] test max_heap_tests::pop_from_six_elements_as_sequential ... ok
[INFO] [stdout] test max_heap_tests::pop_from_six_elements_as_random ... ok
[INFO] [stdout] test min_heap_tests::add_six_elements_as_sequential ... ok
[INFO] [stdout] test min_heap_tests::peek_on_heap_with_size_as_five ... ok
[INFO] [stdout] test min_heap_tests::add_six_elements_as_random ... ok
[INFO] [stdout] test min_heap_tests::peek_on_heap_with_size_as_zero ... ok
[INFO] [stdout] test max_heap_tests::peek_on_heap_with_size_as_five ... ok
[INFO] [stdout] test min_heap_tests::pop_from_six_elements_as_random ... ok
[INFO] [stdout] test min_heap_tests::pop_from_six_elements_as_sequential ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_test-09e7f1a87db764e9
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test max_heap_tests::add_six_elements_as_sequential ... ok
[INFO] [stdout] test max_heap_tests::add_six_elements_as_random ... ok
[INFO] [stdout] test max_heap_tests::pop_from_six_elements_as_random ... ok
[INFO] [stdout] test max_heap_tests::pop_from_six_elements_as_sequential ... ok
[INFO] [stdout] test min_heap_tests::add_six_elements_as_random ... ok
[INFO] [stdout] test min_heap_tests::add_six_elements_as_sequential ... ok
[INFO] [stdout] test min_heap_tests::pop_from_six_elements_as_random ... ok
[INFO] [stdout] test min_heap_tests::pop_from_six_elements_as_sequential ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests heap_in_rust
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "13cc2cb955fa08a706f4a935de42c4d4a8b76a667795432dd79ae2fe78675c4a"`
[INFO] running `"docker" "rm" "-f" "13cc2cb955fa08a706f4a935de42c4d4a8b76a667795432dd79ae2fe78675c4a"`
[INFO] [stdout] 13cc2cb955fa08a706f4a935de42c4d4a8b76a667795432dd79ae2fe78675c4a