[INFO] cloning repository https://github.com/little-dude/aian-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/little-dude/aian-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Faian-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Faian-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a66798b9e457c6ad76c48f1a25ae8b1a7cd09e25
[INFO] testing little-dude/aian-rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Faian-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/little-dude/aian-rust 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 git repo https://github.com/little-dude/aian-rust
[INFO] finished tweaking git repo https://github.com/little-dude/aian-rust
[INFO] tweaked toml for git repo https://github.com/little-dude/aian-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/little-dude/aian-rust already has a lockfile, it will not be regenerated
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86d702b181267b7bd611dd507c5d25aab4fee4e7cca3e0e306d953c9634afa97
[INFO] running `Command { std: "docker" "start" "-a" "86d702b181267b7bd611dd507c5d25aab4fee4e7cca3e0e306d953c9634afa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86d702b181267b7bd611dd507c5d25aab4fee4e7cca3e0e306d953c9634afa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d702b181267b7bd611dd507c5d25aab4fee4e7cca3e0e306d953c9634afa97", kill_on_drop: false }`
[INFO] [stdout] 86d702b181267b7bd611dd507c5d25aab4fee4e7cca3e0e306d953c9634afa97
[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] 3e5a11527f76c15ca1d5d30a706019a5d3c3c84d07ca384518dc7f03fa2b52ec
[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" "3e5a11527f76c15ca1d5d30a706019a5d3c3c84d07ca384518dc7f03fa2b52ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling regex-syntax v0.3.7
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.77
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.3.1
[INFO] [stderr]    Compiling aian v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/sorting.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn median_of_three_pivot<T>(slice: &mut [T]) -> (usize)
[INFO] [stdout]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/sorting.rs:81:55
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn partition<T>(slice: &mut [T], pivot_idx: usize) -> (usize)
[INFO] [stdout]    |                                                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.44s
[INFO] running `Command { std: "docker" "inspect" "3e5a11527f76c15ca1d5d30a706019a5d3c3c84d07ca384518dc7f03fa2b52ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5a11527f76c15ca1d5d30a706019a5d3c3c84d07ca384518dc7f03fa2b52ec", kill_on_drop: false }`
[INFO] [stdout] 3e5a11527f76c15ca1d5d30a706019a5d3c3c84d07ca384518dc7f03fa2b52ec
[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] 83c650633c85b2c9eb5cfa850723a4e6e888e8d9ecc0338c71db3ed2d3bced44
[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" "83c650633c85b2c9eb5cfa850723a4e6e888e8d9ecc0338c71db3ed2d3bced44", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/sorting.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn median_of_three_pivot<T>(slice: &mut [T]) -> (usize)
[INFO] [stdout]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/sorting.rs:81:55
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn partition<T>(slice: &mut [T], pivot_idx: usize) -> (usize)
[INFO] [stdout]    |                                                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aian v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/sorting.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn median_of_three_pivot<T>(slice: &mut [T]) -> (usize)
[INFO] [stdout]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/sorting.rs:81:55
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn partition<T>(slice: &mut [T], pivot_idx: usize) -> (usize)
[INFO] [stdout]    |                                                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "83c650633c85b2c9eb5cfa850723a4e6e888e8d9ecc0338c71db3ed2d3bced44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c650633c85b2c9eb5cfa850723a4e6e888e8d9ecc0338c71db3ed2d3bced44", kill_on_drop: false }`
[INFO] [stdout] 83c650633c85b2c9eb5cfa850723a4e6e888e8d9ecc0338c71db3ed2d3bced44
[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] 907f116a3f4f5682f2c1a175331bda0c72cc19053262e619e2a06fbe09ecf470
[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" "907f116a3f4f5682f2c1a175331bda0c72cc19053262e619e2a06fbe09ecf470", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/sorting.rs:53:49
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn median_of_three_pivot<T>(slice: &mut [T]) -> (usize)
[INFO] [stderr]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/sorting.rs:81:55
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn partition<T>(slice: &mut [T], pivot_idx: usize) -> (usize)
[INFO] [stderr]    |                                                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `aian` (lib) generated 2 warnings
[INFO] [stderr] warning: `aian` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aian-4dd0964e4348ca48)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sorting::test_partition_two_elements ... ok
[INFO] [stdout] test sorting::test_partition ... ok
[INFO] [stdout] test sorting::test_heapify ... ok
[INFO] [stdout] test sorting::test_partition_duplicate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test qsort_multi ... ok
[INFO] [stderr]      Running tests/sorting.rs (/opt/rustwide/target/debug/deps/sorting-b97a7eaff5c3e4c4)
[INFO] [stdout] test heap_sort_empty ... ok
[INFO] [stderr]    Doc-tests aian
[INFO] [stdout] test heap_sort_one ... ok
[INFO] [stdout] test insertion_sort_empty ... ok
[INFO] [stdout] test insertion_multi ... ok
[INFO] [stdout] test heap_multi ... ok
[INFO] [stdout] test insertion_sort_one ... ok
[INFO] [stdout] test qsort_empty ... ok
[INFO] [stdout] test qsort_one ... ok
[INFO] [stdout] test qsort_everything ... ok
[INFO] [stdout] test heap_everything ... ok
[INFO] [stdout] test insertion_everything ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/sorting.rs:53:49
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn median_of_three_pivot<T>(slice: &mut [T]) -> (usize)
[INFO] [stderr]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/sorting.rs:81:55
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn partition<T>(slice: &mut [T], pivot_idx: usize) -> (usize)
[INFO] [stderr]    |                                                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "907f116a3f4f5682f2c1a175331bda0c72cc19053262e619e2a06fbe09ecf470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907f116a3f4f5682f2c1a175331bda0c72cc19053262e619e2a06fbe09ecf470", kill_on_drop: false }`
[INFO] [stdout] 907f116a3f4f5682f2c1a175331bda0c72cc19053262e619e2a06fbe09ecf470