Nov 29 04:23:43.811 INFO checking avec-0.1.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 04:23:43.811 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 29 04:23:44.376 INFO [stdout] 91c3f9b5fd6e4a7a56f89a041717cf15b14099b7c4dbac3e57552e00d96e992f
Nov 29 04:23:44.382 INFO running `"docker" "start" "-a" "91c3f9b5fd6e4a7a56f89a041717cf15b14099b7c4dbac3e57552e00d96e992f"`
Nov 29 04:23:46.215 INFO [stderr] usermod: no changes
Nov 29 04:23:46.280 INFO [stderr]     Checking avec v0.1.0 (/source)
Nov 29 04:23:47.418 INFO [stderr] warning: variable does not need to be mutable
Nov 29 04:23:47.418 INFO [stderr]    --> src/avec.rs:209:17
Nov 29 04:23:47.418 INFO [stderr]     |
Nov 29 04:23:47.418 INFO [stderr] 209 |             let mut data = &mut *self.data.get();
Nov 29 04:23:47.418 INFO [stderr]     |                 ----^^^^
Nov 29 04:23:47.418 INFO [stderr]     |                 |
Nov 29 04:23:47.418 INFO [stderr]     |                 help: remove this `mut`
Nov 29 04:23:47.418 INFO [stderr]     |
Nov 29 04:23:47.418 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 04:23:47.418 INFO [stderr] 
Nov 29 04:23:47.418 INFO [stderr] warning: variable does not need to be mutable
Nov 29 04:23:47.418 INFO [stderr]    --> src/avec.rs:244:17
Nov 29 04:23:47.418 INFO [stderr]     |
Nov 29 04:23:47.418 INFO [stderr] 244 |             let mut data = &mut *self.data.get();
Nov 29 04:23:47.418 INFO [stderr]     |                 ----^^^^
Nov 29 04:23:47.418 INFO [stderr]     |                 |
Nov 29 04:23:47.418 INFO [stderr]     |                 help: remove this `mut`
Nov 29 04:23:47.418 INFO [stderr] 
Nov 29 04:23:48.024 INFO [stderr] warning: variable does not need to be mutable
Nov 29 04:23:48.024 INFO [stderr]    --> src/avec.rs:209:17
Nov 29 04:23:48.025 INFO [stderr]     |
Nov 29 04:23:48.025 INFO [stderr] 209 |             let mut data = &mut *self.data.get();
Nov 29 04:23:48.025 INFO [stderr]     |                 ----^^^^
Nov 29 04:23:48.026 INFO [stderr]     |                 |
Nov 29 04:23:48.026 INFO [stderr]     |                 help: remove this `mut`
Nov 29 04:23:48.027 INFO [stderr]     |
Nov 29 04:23:48.027 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 04:23:48.027 INFO [stderr] 
Nov 29 04:23:48.038 INFO [stderr] warning: variable does not need to be mutable
Nov 29 04:23:48.038 INFO [stderr]    --> src/avec.rs:244:17
Nov 29 04:23:48.038 INFO [stderr]     |
Nov 29 04:23:48.039 INFO [stderr] 244 |             let mut data = &mut *self.data.get();
Nov 29 04:23:48.039 INFO [stderr]     |                 ----^^^^
Nov 29 04:23:48.040 INFO [stderr]     |                 |
Nov 29 04:23:48.040 INFO [stderr]     |                 help: remove this `mut`
Nov 29 04:23:48.040 INFO [stderr] 
Nov 29 04:23:48.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
Nov 29 04:23:48.890 INFO [stderr] su: No module specific data is present
Nov 29 04:23:49.862 INFO running `"docker" "inspect" "91c3f9b5fd6e4a7a56f89a041717cf15b14099b7c4dbac3e57552e00d96e992f"`
Nov 29 04:23:50.139 INFO running `"docker" "rm" "-f" "91c3f9b5fd6e4a7a56f89a041717cf15b14099b7c4dbac3e57552e00d96e992f"`
Nov 29 04:23:50.456 INFO [stdout] 91c3f9b5fd6e4a7a56f89a041717cf15b14099b7c4dbac3e57552e00d96e992f