Oct 31 19:15:38.719 INFO checking trafficland/counter against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538 Oct 31 19:15:38.719 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"` Oct 31 19:15:40.606 INFO blam! 13c4aeef7a676736dca174a97215e10356ddb48baed7798db849e7e12daae02f Oct 31 19:15:40.610 INFO running `"docker" "start" "-a" "13c4aeef7a676736dca174a97215e10356ddb48baed7798db849e7e12daae02f"` Oct 31 19:15:42.295 INFO kablam! usermod: no changes Oct 31 19:15:42.483 INFO kablam! Compiling num-traits v0.1.37 Oct 31 19:15:42.492 INFO kablam! Compiling libc v0.2.22 Oct 31 19:15:42.504 INFO kablam! Compiling names v0.11.0 Oct 31 19:15:42.504 INFO kablam! Checking variance v0.1.3 Oct 31 19:15:42.504 INFO kablam! Checking vec_map v0.7.0 Oct 31 19:15:42.508 INFO kablam! Checking scopeguard v0.1.2 Oct 31 19:15:42.508 INFO kablam! Checking same-file v0.1.3 Oct 31 19:15:42.508 INFO kablam! Checking memchr v0.1.11 Oct 31 19:15:43.461 INFO kablam! Checking thread-id v3.0.0 Oct 31 19:15:43.756 INFO kablam! Checking atty v0.2.2 Oct 31 19:15:43.944 INFO kablam! Checking term_size v0.3.0 Oct 31 19:15:43.992 INFO kablam! Checking scoped-pool v1.0.0 Oct 31 19:15:44.324 INFO kablam! Checking aho-corasick v0.5.3 Oct 31 19:15:44.656 INFO kablam! Checking walkdir v1.0.7 Oct 31 19:15:45.436 INFO kablam! Checking thread_local v0.3.3 Oct 31 19:15:45.436 INFO kablam! Checking clap v2.23.3 Oct 31 19:15:45.500 INFO kablam! Checking thread-id v2.0.0 Oct 31 19:15:46.634 INFO kablam! Checking chrono v0.2.25 Oct 31 19:15:46.773 INFO kablam! Checking thread_local v0.2.7 Oct 31 19:15:47.886 INFO kablam! Checking regex v0.2.1 Oct 31 19:15:48.564 INFO kablam! Compiling time v0.1.37 Oct 31 19:15:49.152 INFO kablam! Checking regex v0.1.80 Oct 31 19:15:50.320 INFO kablam! Compiling num-integer v0.1.34 Oct 31 19:15:52.501 INFO kablam! Compiling num-iter v0.1.33 Oct 31 19:15:53.049 INFO kablam! Compiling num v0.1.37 Oct 31 19:15:57.416 INFO kablam! Checking elp v2.0.0 Oct 31 19:15:59.332 INFO kablam! Checking env_logger v0.3.5 Oct 31 19:16:01.427 INFO kablam! Compiling counter v1.0.0 (/source) Oct 31 19:16:05.253 INFO kablam! warning: variable does not need to be mutable Oct 31 19:16:05.254 INFO kablam! --> src/aggregation_control.rs:24:39 Oct 31 19:16:05.254 INFO kablam! | Oct 31 19:16:05.254 INFO kablam! 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { Oct 31 19:16:05.254 INFO kablam! | ----^^^^^^^^^ Oct 31 19:16:05.254 INFO kablam! | | Oct 31 19:16:05.254 INFO kablam! | help: remove this `mut` Oct 31 19:16:05.254 INFO kablam! | Oct 31 19:16:05.254 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 31 19:16:05.254 INFO kablam! Oct 31 19:16:05.964 INFO kablam! warning: variable does not need to be mutable Oct 31 19:16:05.965 INFO kablam! --> src/file_handling.rs:355:23 Oct 31 19:16:05.965 INFO kablam! | Oct 31 19:16:05.965 INFO kablam! 355 | .map(|mut g| g.next().unwrap()) Oct 31 19:16:05.966 INFO kablam! | ----^ Oct 31 19:16:05.966 INFO kablam! | | Oct 31 19:16:05.966 INFO kablam! | help: remove this `mut` Oct 31 19:16:05.966 INFO kablam! | Oct 31 19:16:05.967 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 31 19:16:05.967 INFO kablam! Oct 31 19:16:06.030 INFO kablam! warning: variable does not need to be mutable Oct 31 19:16:06.031 INFO kablam! --> src/aggregation_control.rs:24:39 Oct 31 19:16:06.031 INFO kablam! | Oct 31 19:16:06.031 INFO kablam! 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { Oct 31 19:16:06.031 INFO kablam! | ----^^^^^^^^^ Oct 31 19:16:06.032 INFO kablam! | | Oct 31 19:16:06.032 INFO kablam! | help: remove this `mut` Oct 31 19:16:06.041 INFO kablam! Oct 31 19:16:06.143 INFO kablam! warning: variable does not need to be mutable Oct 31 19:16:06.157 INFO kablam! --> src/main.rs:96:52 Oct 31 19:16:06.157 INFO kablam! | Oct 31 19:16:06.161 INFO kablam! 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { Oct 31 19:16:06.161 INFO kablam! | ----^^^^^^^^^ Oct 31 19:16:06.161 INFO kablam! | | Oct 31 19:16:06.162 INFO kablam! | help: remove this `mut` Oct 31 19:16:06.162 INFO kablam! | Oct 31 19:16:06.162 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 31 19:16:06.162 INFO kablam! Oct 31 19:16:06.190 INFO kablam! warning: variable does not need to be mutable Oct 31 19:16:06.190 INFO kablam! --> src/main.rs:96:52 Oct 31 19:16:06.191 INFO kablam! | Oct 31 19:16:06.191 INFO kablam! 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { Oct 31 19:16:06.191 INFO kablam! | ----^^^^^^^^^ Oct 31 19:16:06.191 INFO kablam! | | Oct 31 19:16:06.192 INFO kablam! | help: remove this `mut` Oct 31 19:16:06.192 INFO kablam! | Oct 31 19:16:06.192 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 31 19:16:06.192 INFO kablam! Oct 31 19:16:06.296 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 23.98s Oct 31 19:16:06.312 INFO kablam! su: No module specific data is present Oct 31 19:16:06.956 INFO running `"docker" "rm" "-f" "13c4aeef7a676736dca174a97215e10356ddb48baed7798db849e7e12daae02f"` Oct 31 19:16:07.268 INFO blam! 13c4aeef7a676736dca174a97215e10356ddb48baed7798db849e7e12daae02f