Dec 12 15:41:49.044 INFO checking dpc-rdup-du-0.2.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 15:41:49.044 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 15:41:49.336 INFO [stdout] 88932919c34e0fe9d506fa1b465f3919754a447f09de5eb136eaf7f0c85822c7
Dec 12 15:41:49.342 INFO running `"docker" "start" "-a" "88932919c34e0fe9d506fa1b465f3919754a447f09de5eb136eaf7f0c85822c7"`
Dec 12 15:41:50.102 INFO [stderr] usermod: no changes
Dec 12 15:41:50.192 INFO [stderr]     Checking dpc-rdup-du v0.2.0 (/source)
Dec 12 15:41:51.192 INFO [stderr] warning: variable does not need to be mutable
Dec 12 15:41:51.193 INFO [stderr]   --> src/main.rs:96:15
Dec 12 15:41:51.193 INFO [stderr]    |
Dec 12 15:41:51.193 INFO [stderr] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
Dec 12 15:41:51.193 INFO [stderr]    |               ----^^^
Dec 12 15:41:51.193 INFO [stderr]    |               |
Dec 12 15:41:51.193 INFO [stderr]    |               help: remove this `mut`
Dec 12 15:41:51.193 INFO [stderr]    |
Dec 12 15:41:51.193 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 15:41:51.193 INFO [stderr] 
Dec 12 15:41:51.228 INFO [stderr] warning: variable does not need to be mutable
Dec 12 15:41:51.228 INFO [stderr]   --> src/main.rs:96:15
Dec 12 15:41:51.228 INFO [stderr]    |
Dec 12 15:41:51.228 INFO [stderr] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
Dec 12 15:41:51.228 INFO [stderr]    |               ----^^^
Dec 12 15:41:51.228 INFO [stderr]    |               |
Dec 12 15:41:51.228 INFO [stderr]    |               help: remove this `mut`
Dec 12 15:41:51.228 INFO [stderr]    |
Dec 12 15:41:51.228 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 15:41:51.228 INFO [stderr] 
Dec 12 15:41:51.258 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 12 15:41:51.262 INFO [stderr] su: No module specific data is present
Dec 12 15:41:51.597 INFO running `"docker" "inspect" "88932919c34e0fe9d506fa1b465f3919754a447f09de5eb136eaf7f0c85822c7"`
Dec 12 15:41:51.750 INFO running `"docker" "rm" "-f" "88932919c34e0fe9d506fa1b465f3919754a447f09de5eb136eaf7f0c85822c7"`
Dec 12 15:41:51.888 INFO [stdout] 88932919c34e0fe9d506fa1b465f3919754a447f09de5eb136eaf7f0c85822c7