[INFO] fetching crate comparator 0.2.1...
[INFO] testing comparator-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate comparator 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate comparator 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f072127103fdde49714f27cfb56cdcad9b76813e8aa7e5395d4b7b710a9a6e3
[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" "1f072127103fdde49714f27cfb56cdcad9b76813e8aa7e5395d4b7b710a9a6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f072127103fdde49714f27cfb56cdcad9b76813e8aa7e5395d4b7b710a9a6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f072127103fdde49714f27cfb56cdcad9b76813e8aa7e5395d4b7b710a9a6e3", kill_on_drop: false }`
[INFO] [stdout] 1f072127103fdde49714f27cfb56cdcad9b76813e8aa7e5395d4b7b710a9a6e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bb0844eb23bc6d185f8114fddeb035b8cb781b22d265c053945ce3c1951986a
[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" "5bb0844eb23bc6d185f8114fddeb035b8cb781b22d265c053945ce3c1951986a", kill_on_drop: false }`
[INFO] [stderr]    Compiling comparator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "5bb0844eb23bc6d185f8114fddeb035b8cb781b22d265c053945ce3c1951986a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb0844eb23bc6d185f8114fddeb035b8cb781b22d265c053945ce3c1951986a", kill_on_drop: false }`
[INFO] [stdout] 5bb0844eb23bc6d185f8114fddeb035b8cb781b22d265c053945ce3c1951986a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dae5d86c79d92b888e63eebcf7f5a4a8fdeec59244df8f43c9e5c52e31e5a83d
[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" "dae5d86c79d92b888e63eebcf7f5a4a8fdeec59244df8f43c9e5c52e31e5a83d", kill_on_drop: false }`
[INFO] [stderr]    Compiling comparator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "dae5d86c79d92b888e63eebcf7f5a4a8fdeec59244df8f43c9e5c52e31e5a83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae5d86c79d92b888e63eebcf7f5a4a8fdeec59244df8f43c9e5c52e31e5a83d", kill_on_drop: false }`
[INFO] [stdout] dae5d86c79d92b888e63eebcf7f5a4a8fdeec59244df8f43c9e5c52e31e5a83d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f040211f54db867d5e56d431ef86551302da17fe7b05e792422c9c4d5968f77c
[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" "f040211f54db867d5e56d431ef86551302da17fe7b05e792422c9c4d5968f77c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/comparator-7c1d9d359bc01f71)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests comparator
[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] [stdout] 
[INFO] [stdout] running 24 tests
[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>::into_vec (line 590) ... 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>::peek (line 402) ... 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>::is_empty (line 721) ... 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>::len (line 705) ... 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>::push (line 567) ... 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::BinaryHeap<T, U>::peek_mut (line 427) ... 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 (line 148) ... 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 (line 20) ... 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>::reserve (line 507) ... ok
[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>::with_comparator (line 352) ... 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/lib.rs - Comparator::then_comparing (line 40) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T>::new (line 306) ... ok
[INFO] [stdout] test src/lib.rs - as_fn (line 91) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f040211f54db867d5e56d431ef86551302da17fe7b05e792422c9c4d5968f77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f040211f54db867d5e56d431ef86551302da17fe7b05e792422c9c4d5968f77c", kill_on_drop: false }`
[INFO] [stdout] f040211f54db867d5e56d431ef86551302da17fe7b05e792422c9c4d5968f77c