[INFO] fetching crate binary-heap-plus 0.4.0...
[INFO] testing binary-heap-plus-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate binary-heap-plus 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate binary-heap-plus 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate binary-heap-plus 0.4.0
[INFO] finished tweaking crates.io crate binary-heap-plus 0.4.0
[INFO] tweaked toml for crates.io crate binary-heap-plus 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 40855623197c9205494b21e8b14d8b846285d94c3166455f58366725103811ff
[INFO] running `Command { std: "docker" "start" "-a" "40855623197c9205494b21e8b14d8b846285d94c3166455f58366725103811ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40855623197c9205494b21e8b14d8b846285d94c3166455f58366725103811ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40855623197c9205494b21e8b14d8b846285d94c3166455f58366725103811ff", kill_on_drop: false }`
[INFO] [stdout] 40855623197c9205494b21e8b14d8b846285d94c3166455f58366725103811ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3680674d9bdc880984e33d36d3b26a1e38874274a85703cae881636f8ef4425a
[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" "3680674d9bdc880984e33d36d3b26a1e38874274a85703cae881636f8ef4425a", kill_on_drop: false }`
[INFO] [stderr]    Compiling compare v0.1.0
[INFO] [stderr]    Compiling binary-heap-plus v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "3680674d9bdc880984e33d36d3b26a1e38874274a85703cae881636f8ef4425a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3680674d9bdc880984e33d36d3b26a1e38874274a85703cae881636f8ef4425a", kill_on_drop: false }`
[INFO] [stdout] 3680674d9bdc880984e33d36d3b26a1e38874274a85703cae881636f8ef4425a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdb2a5238e04cc47cb1d8153d97afe70f732a43a47016916f2a1bcab6d379e80
[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" "cdb2a5238e04cc47cb1d8153d97afe70f732a43a47016916f2a1bcab6d379e80", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling binary-heap-plus v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.33s
[INFO] running `Command { std: "docker" "inspect" "cdb2a5238e04cc47cb1d8153d97afe70f732a43a47016916f2a1bcab6d379e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb2a5238e04cc47cb1d8153d97afe70f732a43a47016916f2a1bcab6d379e80", kill_on_drop: false }`
[INFO] [stdout] cdb2a5238e04cc47cb1d8153d97afe70f732a43a47016916f2a1bcab6d379e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05cf26d493d750ba5f684757da30442c7138a317a22d746d1bae6db054997c6d
[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" "05cf26d493d750ba5f684757da30442c7138a317a22d746d1bae6db054997c6d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 20 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/binary_heap_plus-6d2340ae34b018e9
[INFO] [stdout] test from_liballoc::test_append ... ok
[INFO] [stdout] test from_liballoc::test_append_to_empty ... ok
[INFO] [stdout] test from_liballoc::test_empty_peek_mut ... ok
[INFO] [stdout] test from_liballoc::test_iterator ... ok
[INFO] [stdout] test from_liballoc::test_from_iter ... ok
[INFO] [stdout] test from_liballoc::test_iterator_reverse ... ok
[INFO] [stdout] test from_liballoc::test_move_iter_reverse ... ok
[INFO] [stdout] test from_liballoc::test_peek_and_pop ... ok
[INFO] [stdout] test from_liballoc::test_move_iter_size_hint ... ok
[INFO] [stdout] test from_liballoc::test_empty_peek ... ok
[INFO] [stdout] test from_liballoc::test_empty_pop ... ok
[INFO] [stdout] test from_liballoc::test_extend_specialization ... ok
[INFO] [stdout] test from_liballoc::test_into_iter_sorted_collect ... ok
[INFO] [stdout] test from_liballoc::test_to_vec ... ok
[INFO] [stdout] test from_liballoc::test_push ... ok
[INFO] [stdout] test from_liballoc::test_peek_mut ... ok
[INFO] [stdout] test from_liballoc::test_drain ... ok
[INFO] [stdout] test from_liballoc::test_peek_mut_pop ... ok
[INFO] [stdout] test from_liballoc::test_extend_ref ... ok
[INFO] [stdout] test from_liballoc::test_move_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests binary-heap-plus
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::into_iter (line 1480) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::drain (line 1079) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::capacity (line 766) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::pop (line 855) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::clear (line 1105) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::len (line 1037) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::into_vec (line 904) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::is_empty (line 1054) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::peek_mut (line 734) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap (line 195) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::peek (line 708) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::iter (line 668) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::into_sorted_vec (line 926) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap (line 33) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::append (line 1134) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::into_iter_sorted (line 691) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::reserve_exact (line 792) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::reserve (line 817) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::push (line 880) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::shrink_to_fit (line 835) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, FnComparator<F>>::with_capacity_by (line 547) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, KeyComparator<F>>::new_by_key (line 573) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, KeyComparator<F>>::with_capacity_by_key (line 596) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T>::new (line 427) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T>::with_capacity (line 451) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, MinComparator>::with_capacity_min (line 498) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, C>::replace_cmp (line 617) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, FnComparator<F>>::new_by (line 524) ... ok
[INFO] [stdout] test src/binary_heap.rs - binary_heap::BinaryHeap<T, MinComparator>::new_min (line 475) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05cf26d493d750ba5f684757da30442c7138a317a22d746d1bae6db054997c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cf26d493d750ba5f684757da30442c7138a317a22d746d1bae6db054997c6d", kill_on_drop: false }`
[INFO] [stdout] 05cf26d493d750ba5f684757da30442c7138a317a22d746d1bae6db054997c6d