Nov 30 14:48:35.872 INFO checking strings-0.1.1 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 14:48:35.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 14:48:36.302 INFO [stdout] 740f19662b5d13ff4b9be5f6a1f1ab0810b64cccf5caf7558733d42e53ac7aab
Nov 30 14:48:36.304 INFO running `"docker" "start" "-a" "740f19662b5d13ff4b9be5f6a1f1ab0810b64cccf5caf7558733d42e53ac7aab"`
Nov 30 14:48:37.450 INFO [stderr] usermod: no changes
Nov 30 14:48:37.484 INFO [stderr]     Checking strings v0.1.1 (/source)
Nov 30 14:48:38.740 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:48:38.740 INFO [stderr]    --> src/string_buffer.rs:264:17
Nov 30 14:48:38.740 INFO [stderr]     |
Nov 30 14:48:38.740 INFO [stderr] 264 |             let mut last = &mut *result.first;
Nov 30 14:48:38.740 INFO [stderr]     |                 ----^^^^
Nov 30 14:48:38.740 INFO [stderr]     |                 |
Nov 30 14:48:38.740 INFO [stderr]     |                 help: remove this `mut`
Nov 30 14:48:38.740 INFO [stderr]     |
Nov 30 14:48:38.740 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 14:48:38.740 INFO [stderr] 
Nov 30 14:48:39.732 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:48:39.732 INFO [stderr]    --> src/string_buffer.rs:264:17
Nov 30 14:48:39.732 INFO [stderr]     |
Nov 30 14:48:39.732 INFO [stderr] 264 |             let mut last = &mut *result.first;
Nov 30 14:48:39.733 INFO [stderr]     |                 ----^^^^
Nov 30 14:48:39.733 INFO [stderr]     |                 |
Nov 30 14:48:39.733 INFO [stderr]     |                 help: remove this `mut`
Nov 30 14:48:39.733 INFO [stderr]     |
Nov 30 14:48:39.733 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 14:48:39.733 INFO [stderr] 
Nov 30 14:48:40.176 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
Nov 30 14:48:40.176 INFO [stderr] su: No module specific data is present
Nov 30 14:48:40.993 INFO running `"docker" "inspect" "740f19662b5d13ff4b9be5f6a1f1ab0810b64cccf5caf7558733d42e53ac7aab"`
Nov 30 14:48:41.416 INFO running `"docker" "rm" "-f" "740f19662b5d13ff4b9be5f6a1f1ab0810b64cccf5caf7558733d42e53ac7aab"`
Nov 30 14:48:41.828 INFO [stdout] 740f19662b5d13ff4b9be5f6a1f1ab0810b64cccf5caf7558733d42e53ac7aab