[INFO] crate scanmut 0.1.0 is already in cache
[INFO] testing scanmut-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate scanmut 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate scanmut 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scanmut 0.1.0
[INFO] finished tweaking crates.io crate scanmut 0.1.0
[INFO] tweaked toml for crates.io crate scanmut 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+1.44.0" "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] 09156386dd24d91c5443642554b0e0597a21b9a9b309b27ede9474d0713e77ef
[INFO] running `"docker" "start" "-a" "09156386dd24d91c5443642554b0e0597a21b9a9b309b27ede9474d0713e77ef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling scanmut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:428:32
[INFO] [stderr]     |
[INFO] [stderr] 428 |         I: IntoIterator<Item = (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/lib.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |         I: IntoIterator<Item = (usize)>,
[INFO] [stderr]     |                                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "09156386dd24d91c5443642554b0e0597a21b9a9b309b27ede9474d0713e77ef"`
[INFO] running `"docker" "rm" "-f" "09156386dd24d91c5443642554b0e0597a21b9a9b309b27ede9474d0713e77ef"`
[INFO] [stdout] 09156386dd24d91c5443642554b0e0597a21b9a9b309b27ede9474d0713e77ef
[INFO] running `"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" "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" "+1.44.0" "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] 6caae0f347b910c140531956d3af3b7476b895aa77527bbadabfa1fa156b131a
[INFO] running `"docker" "start" "-a" "6caae0f347b910c140531956d3af3b7476b895aa77527bbadabfa1fa156b131a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:428:32
[INFO] [stderr]     |
[INFO] [stderr] 428 |         I: IntoIterator<Item = (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/lib.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |         I: IntoIterator<Item = (usize)>,
[INFO] [stderr]     |                                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling scanmut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:428:32
[INFO] [stderr]     |
[INFO] [stderr] 428 |         I: IntoIterator<Item = (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/lib.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |         I: IntoIterator<Item = (usize)>,
[INFO] [stderr]     |                                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `"docker" "inspect" "6caae0f347b910c140531956d3af3b7476b895aa77527bbadabfa1fa156b131a"`
[INFO] running `"docker" "rm" "-f" "6caae0f347b910c140531956d3af3b7476b895aa77527bbadabfa1fa156b131a"`
[INFO] [stdout] 6caae0f347b910c140531956d3af3b7476b895aa77527bbadabfa1fa156b131a
[INFO] running `"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" "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" "+1.44.0" "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] 11e825161c8ef15e2d4d8d0173f70b9812d0e86377657e3e2ca8f3cf51af1a3d
[INFO] running `"docker" "start" "-a" "11e825161c8ef15e2d4d8d0173f70b9812d0e86377657e3e2ca8f3cf51af1a3d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:428:32
[INFO] [stderr]     |
[INFO] [stderr] 428 |         I: IntoIterator<Item = (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/lib.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |         I: IntoIterator<Item = (usize)>,
[INFO] [stderr]     |                                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:428:32
[INFO] [stderr]     |
[INFO] [stderr] 428 |         I: IntoIterator<Item = (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/lib.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |         I: IntoIterator<Item = (usize)>,
[INFO] [stderr]     |                                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scanmut-8feea702d65df73f
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::inserter_threes ... ok
[INFO] [stdout] test tests::inserter_threes_additional_cap ... ok
[INFO] [stdout] test tests::inserter_single_pre ... ok
[INFO] [stdout] test tests::inserter_single_post ... ok
[INFO] [stdout] test tests::inserter_empty ... ok
[INFO] [stdout] test tests::inserter_slices ... ok
[INFO] [stdout] test tests::inserter_leak ... ok
[INFO] [stdout] test tests::multimutate_single_insert ... ok
[INFO] [stdout] test tests::inserter_max_index ... ok
[INFO] [stdout] test tests::multimutate_single_insert_mid ... ok
[INFO] [stdout] test tests::multimutate_multiple_insert ... ok
[INFO] [stdout] test tests::multimutate_single_insert_post ... ok
[INFO] [stdout] test tests::remover_len ... ok
[INFO] [stdout] test tests::multimutate_single_insert_pre ... ok
[INFO] [stdout] test tests::remover_advance_one_past ... ok
[INFO] [stdout] test tests::remover_empty ... ok
[INFO] [stdout] test tests::remover_index ... ok
[INFO] [stdout] test tests::multimutate_single_insert_zero_sized ... ok
[INFO] [stdout] test tests::remover_two_second ... ok
[INFO] [stdout] test tests::remover_two_first ... ok
[INFO] [stdout] test tests::remover_slices ... ok
[INFO] [stdout] test tests::remover_two_both ... ok
[INFO] [stdout] test tests::remover_single ... ok
[INFO] [stdout] test tests::multimutate_single_insert_out_of_bounds ... ok
[INFO] [stdout] test tests::multimutate_remove ... ok
[INFO] [stdout] test tests::inserter_advance_oob ... ok
[INFO] [stdout] test tests::inserter_out_of_order ... ok
[INFO] [stdout] test tests::inserter_oob ... ok
[INFO] [stdout] test tests::remover_out_of_bounds ... ok
[INFO] [stdout] test tests::remover_advance_out_of_bounds ... ok
[INFO] [stdout] test tests::remover_two_out_of_order ... ok
[INFO] [stdout] test tests::multimutate_single_insert_zero_sized_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scanmut
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] test src/lib.rs - Inserter (line 50) ... ok
[INFO] [stdout] test src/lib.rs - Remover (line 225) ... ok
[INFO] [stdout] test src/lib.rs - ScanMut::multi_insert (line 385) ... ok
[INFO] [stdout] test src/lib.rs - ScanMut::multi_remove (line 412) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "11e825161c8ef15e2d4d8d0173f70b9812d0e86377657e3e2ca8f3cf51af1a3d"`
[INFO] running `"docker" "rm" "-f" "11e825161c8ef15e2d4d8d0173f70b9812d0e86377657e3e2ca8f3cf51af1a3d"`
[INFO] [stdout] 11e825161c8ef15e2d4d8d0173f70b9812d0e86377657e3e2ca8f3cf51af1a3d