[INFO] fetching crate timsort 0.1.2...
[INFO] testing timsort-0.1.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate timsort 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate timsort 0.1.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate timsort 0.1.2
[INFO] finished tweaking crates.io crate timsort 0.1.2
[INFO] tweaked toml for crates.io crate timsort 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4e6d0ae437ed9741e1c24a9addf36f14eb87c149c1387a7b312a7a8909cb602
[INFO] running `Command { std: "docker" "start" "-a" "c4e6d0ae437ed9741e1c24a9addf36f14eb87c149c1387a7b312a7a8909cb602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4e6d0ae437ed9741e1c24a9addf36f14eb87c149c1387a7b312a7a8909cb602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e6d0ae437ed9741e1c24a9addf36f14eb87c149c1387a7b312a7a8909cb602", kill_on_drop: false }`
[INFO] [stdout] c4e6d0ae437ed9741e1c24a9addf36f14eb87c149c1387a7b312a7a8909cb602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec41ca08bf8dd2cea8d35b93b45adf62165d9201dee7be3553055cac99f3b4f
[INFO] running `Command { std: "docker" "start" "-a" "2ec41ca08bf8dd2cea8d35b93b45adf62165d9201dee7be3553055cac99f3b4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling timsort v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "2ec41ca08bf8dd2cea8d35b93b45adf62165d9201dee7be3553055cac99f3b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec41ca08bf8dd2cea8d35b93b45adf62165d9201dee7be3553055cac99f3b4f", kill_on_drop: false }`
[INFO] [stdout] 2ec41ca08bf8dd2cea8d35b93b45adf62165d9201dee7be3553055cac99f3b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58e068eac3453a5dac50c2459a9635175739b0ef0f633e80c56d5a9a7472a39e
[INFO] running `Command { std: "docker" "start" "-a" "58e068eac3453a5dac50c2459a9635175739b0ef0f633e80c56d5a9a7472a39e", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling timsort v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/insort/tests.rs:62:6
[INFO] [stdout]    |
[INFO] [stdout] 62 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/sort/tests.rs:65:6
[INFO] [stdout]    |
[INFO] [stdout] 65 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/sort/tests.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.68s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58e068eac3453a5dac50c2459a9635175739b0ef0f633e80c56d5a9a7472a39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e068eac3453a5dac50c2459a9635175739b0ef0f633e80c56d5a9a7472a39e", kill_on_drop: false }`
[INFO] [stdout] 58e068eac3453a5dac50c2459a9635175739b0ef0f633e80c56d5a9a7472a39e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cff861ec205be0ce33aad8fc2d8a714350da5692724920f9955e5da9fe8194a3
[INFO] running `Command { std: "docker" "start" "-a" "cff861ec205be0ce33aad8fc2d8a714350da5692724920f9955e5da9fe8194a3", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/insort/tests.rs:62:6
[INFO] [stderr]    |
[INFO] [stderr] 62 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/sort/tests.rs:65:6
[INFO] [stderr]    |
[INFO] [stderr] 65 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/sort/tests.rs:92:6
[INFO] [stderr]    |
[INFO] [stderr] 92 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/timsort-4dee3166b561bd4c)
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stdout] test find_run::tests::empty ... ok
[INFO] [stdout] test find_run::tests::equal ... ok
[INFO] [stdout] test find_run::tests::get_run_noreverse ... ok
[INFO] [stdout] test find_run::tests::less ... ok
[INFO] [stdout] test find_run::tests::less_stable ... ok
[INFO] [stdout] test gallop::tests::gallop_empty ... ok
[INFO] [stdout] test gallop::tests::gallop_end_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_end_greater ... ok
[INFO] [stdout] test gallop::tests::gallop_end_middle_after ... ok
[INFO] [stdout] test gallop::tests::gallop_end_middle_before ... ok
[INFO] [stdout] test gallop::tests::gallop_large_center_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_large_center_less ... ok
[INFO] [stdout] test gallop::tests::gallop_large_end_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_large_end_greater ... ok
[INFO] [stdout] test gallop::tests::gallop_large_end_less ... ok
[INFO] [stdout] test gallop::tests::gallop_large_start_after ... ok
[INFO] [stdout] test gallop::tests::gallop_large_start_before ... ok
[INFO] [stdout] test gallop::tests::gallop_large_start_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_middle_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_single_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_single_greater ... ok
[INFO] [stdout] test gallop::tests::gallop_single_less ... ok
[INFO] [stdout] test gallop::tests::gallop_start_equal ... ok
[INFO] [stdout] test gallop::tests::gallop_start_less ... ok
[INFO] [stdout] test insort::tests::empty ... ok
[INFO] [stdout] test insort::tests::reverse ... ok
[INFO] [stdout] test insort::tests::single ... ok
[INFO] [stdout] test insort::tests::sorted ... ok
[INFO] [stdout] test merge::tests::hi_unsorted ... ok
[INFO] [stdout] test find_run::tests::get_run_reverse ... ok
[INFO] [stdout] test merge::tests::lo_gallop_stress ... ok
[INFO] [stdout] test merge::tests::hi_unsorted_multiple ... ok
[INFO] [stdout] test merge::tests::lo_nodrop ... ok
[INFO] [stdout] test sort::tests::reverse ... ok
[INFO] [stdout] test sort::tests::empty ... ok
[INFO] [stdout] test sort::tests::single ... ok
[INFO] [stdout] test sort::tests::stable ... ok
[INFO] [stdout] test insort::tests::stable ... ok
[INFO] [stdout] test insort::tests::unsorted ... ok
[INFO] [stdout] test find_run::tests::single ... ok
[INFO] [stdout] test merge::tests::empty ... ok
[INFO] [stdout] test find_run::tests::greater ... ok
[INFO] [stdout] test sort::tests::stable_npow2 ... ok
[INFO] [stdout] test merge::tests::hi_nodrop ... ok
[INFO] [stdout] test merge::tests::lo_unsorted ... ok
[INFO] [stdout] test merge::tests::hi_gallop_stress ... ok
[INFO] [stdout] test merge::tests::lo_unsorted_multiple ... ok
[INFO] [stdout] test merge::tests::single_unsorted ... ok
[INFO] [stdout] test sort::tests::sorted ... ok
[INFO] [stdout] test merge::tests::single_sorted ... ok
[INFO] [stdout] test sort::tests::unsorted ... ok
[INFO] [stdout] test merge::tests::lo_panic ... ok
[INFO] [stdout] test merge::tests::hi_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests timsort
[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] running `Command { std: "docker" "inspect" "cff861ec205be0ce33aad8fc2d8a714350da5692724920f9955e5da9fe8194a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff861ec205be0ce33aad8fc2d8a714350da5692724920f9955e5da9fe8194a3", kill_on_drop: false }`
[INFO] [stdout] cff861ec205be0ce33aad8fc2d8a714350da5692724920f9955e5da9fe8194a3