Nov 27 18:18:41.486 INFO checking trafficland/counter against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074 Nov 27 18:18:41.486 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 27 18:18:43.197 INFO [stdout] cb7dd5ea09438684543fb725836013cf34fce1151c3ee99d1819589fe2785417 Nov 27 18:18:43.203 INFO running `"docker" "start" "-a" "cb7dd5ea09438684543fb725836013cf34fce1151c3ee99d1819589fe2785417"` Nov 27 18:18:44.884 INFO [stderr] usermod: no changes Nov 27 18:18:45.063 INFO [stderr] Compiling num-traits v0.1.37 Nov 27 18:18:45.068 INFO [stderr] Compiling libc v0.2.22 Nov 27 18:18:45.109 INFO [stderr] Compiling names v0.11.0 Nov 27 18:18:45.109 INFO [stderr] Checking scopeguard v0.1.2 Nov 27 18:18:45.110 INFO [stderr] Checking same-file v0.1.3 Nov 27 18:18:45.110 INFO [stderr] Checking variance v0.1.3 Nov 27 18:18:45.111 INFO [stderr] Checking memchr v0.1.11 Nov 27 18:18:45.170 INFO [stderr] Checking thread-id v3.0.0 Nov 27 18:18:46.241 INFO [stderr] Checking atty v0.2.2 Nov 27 18:18:46.294 INFO [stderr] Checking term_size v0.3.0 Nov 27 18:18:46.326 INFO [stderr] Checking rand v0.3.15 Nov 27 18:18:46.853 INFO [stderr] Checking aho-corasick v0.5.3 Nov 27 18:18:46.919 INFO [stderr] Checking scoped-pool v1.0.0 Nov 27 18:18:47.726 INFO [stderr] Checking thread_local v0.3.3 Nov 27 18:18:48.976 INFO [stderr] Checking walkdir v1.0.7 Nov 27 18:18:49.052 INFO [stderr] Checking clap v2.23.3 Nov 27 18:18:50.414 INFO [stderr] Checking thread-id v2.0.0 Nov 27 18:18:50.562 INFO [stderr] Checking chrono v0.2.25 Nov 27 18:18:51.344 INFO [stderr] Checking regex v0.2.1 Nov 27 18:18:51.440 INFO [stderr] Compiling time v0.1.37 Nov 27 18:18:51.688 INFO [stderr] Checking thread_local v0.2.7 Nov 27 18:18:53.918 INFO [stderr] Checking regex v0.1.80 Nov 27 18:18:54.723 INFO [stderr] Compiling num-integer v0.1.34 Nov 27 18:18:56.198 INFO [stderr] Compiling num-iter v0.1.33 Nov 27 18:18:57.809 INFO [stderr] Compiling num v0.1.37 Nov 27 18:19:01.222 INFO [stderr] Checking elp v2.0.0 Nov 27 18:19:04.945 INFO [stderr] Checking env_logger v0.3.5 Nov 27 18:19:07.008 INFO [stderr] Compiling counter v1.0.0 (/source) Nov 27 18:19:12.405 INFO [stderr] warning: variable does not need to be mutable Nov 27 18:19:12.405 INFO [stderr] --> src/aggregation_control.rs:24:39 Nov 27 18:19:12.405 INFO [stderr] | Nov 27 18:19:12.405 INFO [stderr] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { Nov 27 18:19:12.405 INFO [stderr] | ----^^^^^^^^^ Nov 27 18:19:12.405 INFO [stderr] | | Nov 27 18:19:12.405 INFO [stderr] | help: remove this `mut` Nov 27 18:19:12.405 INFO [stderr] | Nov 27 18:19:12.405 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 27 18:19:12.405 INFO [stderr] Nov 27 18:19:12.912 INFO [stderr] warning: variable does not need to be mutable Nov 27 18:19:12.912 INFO [stderr] --> src/file_handling.rs:355:23 Nov 27 18:19:12.912 INFO [stderr] | Nov 27 18:19:12.912 INFO [stderr] 355 | .map(|mut g| g.next().unwrap()) Nov 27 18:19:12.912 INFO [stderr] | ----^ Nov 27 18:19:12.912 INFO [stderr] | | Nov 27 18:19:12.912 INFO [stderr] | help: remove this `mut` Nov 27 18:19:12.912 INFO [stderr] | Nov 27 18:19:12.912 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 27 18:19:12.912 INFO [stderr] Nov 27 18:19:13.052 INFO [stderr] warning: variable does not need to be mutable Nov 27 18:19:13.052 INFO [stderr] --> src/aggregation_control.rs:24:39 Nov 27 18:19:13.052 INFO [stderr] | Nov 27 18:19:13.052 INFO [stderr] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { Nov 27 18:19:13.052 INFO [stderr] | ----^^^^^^^^^ Nov 27 18:19:13.052 INFO [stderr] | | Nov 27 18:19:13.052 INFO [stderr] | help: remove this `mut` Nov 27 18:19:13.052 INFO [stderr] Nov 27 18:19:13.628 INFO [stderr] warning: variable does not need to be mutable Nov 27 18:19:13.628 INFO [stderr] --> src/main.rs:96:52 Nov 27 18:19:13.628 INFO [stderr] | Nov 27 18:19:13.628 INFO [stderr] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { Nov 27 18:19:13.628 INFO [stderr] | ----^^^^^^^^^ Nov 27 18:19:13.628 INFO [stderr] | | Nov 27 18:19:13.628 INFO [stderr] | help: remove this `mut` Nov 27 18:19:13.628 INFO [stderr] | Nov 27 18:19:13.628 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 27 18:19:13.628 INFO [stderr] Nov 27 18:19:13.968 INFO [stderr] warning: variable does not need to be mutable Nov 27 18:19:13.968 INFO [stderr] --> src/main.rs:96:52 Nov 27 18:19:13.968 INFO [stderr] | Nov 27 18:19:13.968 INFO [stderr] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { Nov 27 18:19:13.968 INFO [stderr] | ----^^^^^^^^^ Nov 27 18:19:13.968 INFO [stderr] | | Nov 27 18:19:13.968 INFO [stderr] | help: remove this `mut` Nov 27 18:19:13.968 INFO [stderr] | Nov 27 18:19:13.968 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 27 18:19:13.968 INFO [stderr] Nov 27 18:19:14.049 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.13s Nov 27 18:19:14.067 INFO [stderr] su: No module specific data is present Nov 27 18:19:15.180 INFO running `"docker" "inspect" "cb7dd5ea09438684543fb725836013cf34fce1151c3ee99d1819589fe2785417"` Nov 27 18:19:15.494 INFO running `"docker" "rm" "-f" "cb7dd5ea09438684543fb725836013cf34fce1151c3ee99d1819589fe2785417"` Nov 27 18:19:15.760 INFO [stdout] cb7dd5ea09438684543fb725836013cf34fce1151c3ee99d1819589fe2785417