[INFO] fetching crate comparator 0.2.1...
[INFO] testing comparator-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate comparator 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate comparator 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comparator 0.2.1
[INFO] finished tweaking crates.io crate comparator 0.2.1
[INFO] tweaked toml for crates.io crate comparator 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ecd8d7721841f6e2c30a55a3578f7a10d6fecc9cb77d0179ddabda188307c38
[INFO] running `Command { std: "docker" "start" "-a" "2ecd8d7721841f6e2c30a55a3578f7a10d6fecc9cb77d0179ddabda188307c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ecd8d7721841f6e2c30a55a3578f7a10d6fecc9cb77d0179ddabda188307c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecd8d7721841f6e2c30a55a3578f7a10d6fecc9cb77d0179ddabda188307c38", kill_on_drop: false }`
[INFO] [stdout] 2ecd8d7721841f6e2c30a55a3578f7a10d6fecc9cb77d0179ddabda188307c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1bca2647538697ff327c16435e0e71a5559e39fe28533baa5db379230113c18
[INFO] running `Command { std: "docker" "start" "-a" "c1bca2647538697ff327c16435e0e71a5559e39fe28533baa5db379230113c18", kill_on_drop: false }`
[INFO] [stderr]    Compiling comparator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "c1bca2647538697ff327c16435e0e71a5559e39fe28533baa5db379230113c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bca2647538697ff327c16435e0e71a5559e39fe28533baa5db379230113c18", kill_on_drop: false }`
[INFO] [stdout] c1bca2647538697ff327c16435e0e71a5559e39fe28533baa5db379230113c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3167bbaf26d38288eae9fa045847d76f8651df4a7c194f22ecb6604260e2cc8
[INFO] running `Command { std: "docker" "start" "-a" "a3167bbaf26d38288eae9fa045847d76f8651df4a7c194f22ecb6604260e2cc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling comparator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "a3167bbaf26d38288eae9fa045847d76f8651df4a7c194f22ecb6604260e2cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3167bbaf26d38288eae9fa045847d76f8651df4a7c194f22ecb6604260e2cc8", kill_on_drop: false }`
[INFO] [stdout] a3167bbaf26d38288eae9fa045847d76f8651df4a7c194f22ecb6604260e2cc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9544eabda799b46f4a181901e1dd48e9b494b2681200a6da4cd81d057ef0226b
[INFO] running `Command { std: "docker" "start" "-a" "9544eabda799b46f4a181901e1dd48e9b494b2681200a6da4cd81d057ef0226b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/comparator-646ba15831d40792)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests comparator
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::with_capacity (line 329) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::reserve (line 507) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::into_vec (line 590) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::into_iter (line 1060) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::clear (line 769) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::capacity (line 458) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::is_empty (line 721) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::drain (line 745) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::pop (line 543) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::iter (line 381) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::len (line 705) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::shrink_to_fit (line 524) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::reserve_exact (line 483) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::push (line 567) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T>::new (line 306) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::append (line 797) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::peek (line 402) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::with_comparator (line 352) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap (line 148) ... ok
[INFO] [stdout] test src/lib.rs - as_fn (line 91) ... ok
[INFO] [stdout] test src/lib.rs - Comparator::then_comparing (line 40) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::peek_mut (line 427) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T,U>::into_sorted_vec (line 611) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9544eabda799b46f4a181901e1dd48e9b494b2681200a6da4cd81d057ef0226b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9544eabda799b46f4a181901e1dd48e9b494b2681200a6da4cd81d057ef0226b", kill_on_drop: false }`
[INFO] [stdout] 9544eabda799b46f4a181901e1dd48e9b494b2681200a6da4cd81d057ef0226b