[INFO] fetching crate comparator 0.2.1...
[INFO] testing comparator-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate comparator 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate comparator 0.2.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0206a06af6c75b5a5e7a8ce8820a9a8f1e832f6695a354656e21d5e6543f4c2
[INFO] running `"docker" "start" "-a" "a0206a06af6c75b5a5e7a8ce8820a9a8f1e832f6695a354656e21d5e6543f4c2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling comparator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "a0206a06af6c75b5a5e7a8ce8820a9a8f1e832f6695a354656e21d5e6543f4c2"`
[INFO] running `"docker" "rm" "-f" "a0206a06af6c75b5a5e7a8ce8820a9a8f1e832f6695a354656e21d5e6543f4c2"`
[INFO] [stdout] a0206a06af6c75b5a5e7a8ce8820a9a8f1e832f6695a354656e21d5e6543f4c2
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bec0c5c79d52190743a59b9c57ec51850c70d7e03aac2a38a42b4f15d24924a9
[INFO] running `"docker" "start" "-a" "bec0c5c79d52190743a59b9c57ec51850c70d7e03aac2a38a42b4f15d24924a9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling comparator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "bec0c5c79d52190743a59b9c57ec51850c70d7e03aac2a38a42b4f15d24924a9"`
[INFO] running `"docker" "rm" "-f" "bec0c5c79d52190743a59b9c57ec51850c70d7e03aac2a38a42b4f15d24924a9"`
[INFO] [stdout] bec0c5c79d52190743a59b9c57ec51850c70d7e03aac2a38a42b4f15d24924a9
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 725b6ee9505abe00c050aa316f71388cc5470303ef74f0d9262c8c29a53f4bdb
[INFO] running `"docker" "start" "-a" "725b6ee9505abe00c050aa316f71388cc5470303ef74f0d9262c8c29a53f4bdb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comparator-3fea2356cdd7162e
[INFO] [stderr]    Doc-tests comparator
[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] [stdout] 
[INFO] [stdout] running 24 tests
[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>::len (line 705) ... 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>::append (line 797) ... 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_sorted_vec (line 611) ... 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>::iter (line 381) ... 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>::pop (line 543) ... 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 (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::BinaryHeap<T, U>::into_iter (line 1060) ... 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>::shrink_to_fit (line 524) ... 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>::reserve_exact (line 483) ... 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>::new (line 306) ... ok
[INFO] [stdout] test src/collections/binary_heap.rs - collections::binary_heap::BinaryHeap<T, U>::with_capacity (line 329) ... 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] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "725b6ee9505abe00c050aa316f71388cc5470303ef74f0d9262c8c29a53f4bdb"`
[INFO] running `"docker" "rm" "-f" "725b6ee9505abe00c050aa316f71388cc5470303ef74f0d9262c8c29a53f4bdb"`
[INFO] [stdout] 725b6ee9505abe00c050aa316f71388cc5470303ef74f0d9262c8c29a53f4bdb