Nov 28 12:10:27.257 INFO checking MikkelSchubert/disk_usage against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 12:10:27.257 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 12:10:27.479 INFO [stdout] 99f60c0048a0e05d27276bee3e9ca1d5d4a6b2047ff6afabddd49f701db0a10e
Nov 28 12:10:27.481 INFO running `"docker" "start" "-a" "99f60c0048a0e05d27276bee3e9ca1d5d4a6b2047ff6afabddd49f701db0a10e"`
Nov 28 12:10:28.244 INFO [stderr] usermod: no changes
Nov 28 12:10:28.377 INFO [stderr]     Checking nix v0.6.0
Nov 28 12:10:31.489 INFO [stderr]     Checking disk_usage v0.1.0 (/source)
Nov 28 12:10:32.580 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:10:32.580 INFO [stderr]    --> src/main.rs:120:13
Nov 28 12:10:32.580 INFO [stderr]     |
Nov 28 12:10:32.580 INFO [stderr] 120 |         let mut user = users.entry(metadata.uid()).or_insert_with(|| {
Nov 28 12:10:32.580 INFO [stderr]     |             ----^^^^
Nov 28 12:10:32.580 INFO [stderr]     |             |
Nov 28 12:10:32.580 INFO [stderr]     |             help: remove this `mut`
Nov 28 12:10:32.580 INFO [stderr]     |
Nov 28 12:10:32.580 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 12:10:32.580 INFO [stderr] 
Nov 28 12:10:32.580 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:10:32.580 INFO [stderr]    --> src/main.rs:120:13
Nov 28 12:10:32.580 INFO [stderr]     |
Nov 28 12:10:32.580 INFO [stderr] 120 |         let mut user = users.entry(metadata.uid()).or_insert_with(|| {
Nov 28 12:10:32.580 INFO [stderr]     |             ----^^^^
Nov 28 12:10:32.580 INFO [stderr]     |             |
Nov 28 12:10:32.580 INFO [stderr]     |             help: remove this `mut`
Nov 28 12:10:32.580 INFO [stderr] 
Nov 28 12:10:32.653 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:10:32.653 INFO [stderr]    --> src/main.rs:120:13
Nov 28 12:10:32.653 INFO [stderr]     |
Nov 28 12:10:32.653 INFO [stderr] 120 |         let mut user = users.entry(metadata.uid()).or_insert_with(|| {
Nov 28 12:10:32.653 INFO [stderr]     |             ----^^^^
Nov 28 12:10:32.653 INFO [stderr]     |             |
Nov 28 12:10:32.653 INFO [stderr]     |             help: remove this `mut`
Nov 28 12:10:32.653 INFO [stderr]     |
Nov 28 12:10:32.653 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 12:10:32.653 INFO [stderr] 
Nov 28 12:10:32.653 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:10:32.653 INFO [stderr]    --> src/main.rs:120:13
Nov 28 12:10:32.653 INFO [stderr]     |
Nov 28 12:10:32.653 INFO [stderr] 120 |         let mut user = users.entry(metadata.uid()).or_insert_with(|| {
Nov 28 12:10:32.653 INFO [stderr]     |             ----^^^^
Nov 28 12:10:32.653 INFO [stderr]     |             |
Nov 28 12:10:32.653 INFO [stderr]     |             help: remove this `mut`
Nov 28 12:10:32.653 INFO [stderr] 
Nov 28 12:10:32.681 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.40s
Nov 28 12:10:32.686 INFO [stderr] su: No module specific data is present
Nov 28 12:10:33.148 INFO running `"docker" "inspect" "99f60c0048a0e05d27276bee3e9ca1d5d4a6b2047ff6afabddd49f701db0a10e"`
Nov 28 12:10:33.393 INFO running `"docker" "rm" "-f" "99f60c0048a0e05d27276bee3e9ca1d5d4a6b2047ff6afabddd49f701db0a10e"`
Nov 28 12:10:33.583 INFO [stdout] 99f60c0048a0e05d27276bee3e9ca1d5d4a6b2047ff6afabddd49f701db0a10e