Nov 28 18:22:55.304 INFO checking sea-canal-0.3.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 18:22:55.304 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 28 18:22:55.528 INFO [stdout] 48808ca4090d91adaadadb9a5c6943186d4f88dc8958fab198d3b0cfb7509a0d
Nov 28 18:22:55.530 INFO running `"docker" "start" "-a" "48808ca4090d91adaadadb9a5c6943186d4f88dc8958fab198d3b0cfb7509a0d"`
Nov 28 18:22:56.437 INFO [stderr] usermod: no changes
Nov 28 18:22:56.536 INFO [stderr]     Checking sea-canal v0.3.0 (/source)
Nov 28 18:22:57.196 INFO [stderr] warning: variable does not need to be mutable
Nov 28 18:22:57.196 INFO [stderr]   --> src/pattern.rs:68:19
Nov 28 18:22:57.196 INFO [stderr]    |
Nov 28 18:22:57.196 INFO [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
Nov 28 18:22:57.196 INFO [stderr]    |                   ----^^^
Nov 28 18:22:57.196 INFO [stderr]    |                   |
Nov 28 18:22:57.196 INFO [stderr]    |                   help: remove this `mut`
Nov 28 18:22:57.196 INFO [stderr]    |
Nov 28 18:22:57.196 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 18:22:57.196 INFO [stderr] 
Nov 28 18:22:57.208 INFO [stderr] warning: variable does not need to be mutable
Nov 28 18:22:57.208 INFO [stderr]    --> src/pattern.rs:160:19
Nov 28 18:22:57.208 INFO [stderr]     |
Nov 28 18:22:57.208 INFO [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
Nov 28 18:22:57.208 INFO [stderr]     |                   ----^^^
Nov 28 18:22:57.208 INFO [stderr]     |                   |
Nov 28 18:22:57.208 INFO [stderr]     |                   help: remove this `mut`
Nov 28 18:22:57.208 INFO [stderr] 
Nov 28 18:22:57.624 INFO [stderr] warning: variable does not need to be mutable
Nov 28 18:22:57.624 INFO [stderr]   --> src/pattern.rs:68:19
Nov 28 18:22:57.624 INFO [stderr]    |
Nov 28 18:22:57.624 INFO [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
Nov 28 18:22:57.624 INFO [stderr]    |                   ----^^^
Nov 28 18:22:57.624 INFO [stderr]    |                   |
Nov 28 18:22:57.624 INFO [stderr]    |                   help: remove this `mut`
Nov 28 18:22:57.624 INFO [stderr]    |
Nov 28 18:22:57.624 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 18:22:57.624 INFO [stderr] 
Nov 28 18:22:57.653 INFO [stderr] warning: variable does not need to be mutable
Nov 28 18:22:57.653 INFO [stderr]    --> src/pattern.rs:160:19
Nov 28 18:22:57.653 INFO [stderr]     |
Nov 28 18:22:57.653 INFO [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
Nov 28 18:22:57.653 INFO [stderr]     |                   ----^^^
Nov 28 18:22:57.653 INFO [stderr]     |                   |
Nov 28 18:22:57.653 INFO [stderr]     |                   help: remove this `mut`
Nov 28 18:22:57.653 INFO [stderr] 
Nov 28 18:22:58.442 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
Nov 28 18:22:58.444 INFO [stderr] su: No module specific data is present
Nov 28 18:22:58.917 INFO running `"docker" "inspect" "48808ca4090d91adaadadb9a5c6943186d4f88dc8958fab198d3b0cfb7509a0d"`
Nov 28 18:22:59.040 INFO running `"docker" "rm" "-f" "48808ca4090d91adaadadb9a5c6943186d4f88dc8958fab198d3b0cfb7509a0d"`
Nov 28 18:22:59.176 INFO [stdout] 48808ca4090d91adaadadb9a5c6943186d4f88dc8958fab198d3b0cfb7509a0d