Nov 29 22:13:10.781 INFO checking miyamofigo/lzw against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 22:13:10.781 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 29 22:13:11.280 INFO [stdout] 6f3cb2fa68021a184d72b7072aa4b0b7bd8942b02b65456e8eedf6aec507c386
Nov 29 22:13:11.286 INFO running `"docker" "start" "-a" "6f3cb2fa68021a184d72b7072aa4b0b7bd8942b02b65456e8eedf6aec507c386"`
Nov 29 22:13:12.760 INFO [stderr] usermod: no changes
Nov 29 22:13:12.828 INFO [stderr]     Checking lzw v0.1.0 (/source)
Nov 29 22:13:13.228 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:13:13.228 INFO [stderr]    --> src/main.rs:115:9
Nov 29 22:13:13.228 INFO [stderr]     |
Nov 29 22:13:13.228 INFO [stderr] 115 |     let mut comp = compress("hello world");
Nov 29 22:13:13.228 INFO [stderr]     |         ----^^^^
Nov 29 22:13:13.228 INFO [stderr]     |         |
Nov 29 22:13:13.228 INFO [stderr]     |         help: remove this `mut`
Nov 29 22:13:13.228 INFO [stderr]     |
Nov 29 22:13:13.228 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 22:13:13.228 INFO [stderr] 
Nov 29 22:13:13.228 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:13:13.228 INFO [stderr]    --> src/main.rs:119:9
Nov 29 22:13:13.228 INFO [stderr]     |
Nov 29 22:13:13.228 INFO [stderr] 119 |     let mut comp2 = compress("hello worldhello world");
Nov 29 22:13:13.228 INFO [stderr]     |         ----^^^^^
Nov 29 22:13:13.228 INFO [stderr]     |         |
Nov 29 22:13:13.228 INFO [stderr]     |         help: remove this `mut`
Nov 29 22:13:13.228 INFO [stderr] 
Nov 29 22:13:13.288 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:13:13.288 INFO [stderr]    --> src/main.rs:115:9
Nov 29 22:13:13.288 INFO [stderr]     |
Nov 29 22:13:13.288 INFO [stderr] 115 |     let mut comp = compress("hello world");
Nov 29 22:13:13.288 INFO [stderr]     |         ----^^^^
Nov 29 22:13:13.288 INFO [stderr]     |         |
Nov 29 22:13:13.288 INFO [stderr]     |         help: remove this `mut`
Nov 29 22:13:13.288 INFO [stderr]     |
Nov 29 22:13:13.288 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 22:13:13.288 INFO [stderr] 
Nov 29 22:13:13.288 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:13:13.288 INFO [stderr]    --> src/main.rs:119:9
Nov 29 22:13:13.288 INFO [stderr]     |
Nov 29 22:13:13.288 INFO [stderr] 119 |     let mut comp2 = compress("hello worldhello world");
Nov 29 22:13:13.288 INFO [stderr]     |         ----^^^^^
Nov 29 22:13:13.288 INFO [stderr]     |         |
Nov 29 22:13:13.288 INFO [stderr]     |         help: remove this `mut`
Nov 29 22:13:13.288 INFO [stderr] 
Nov 29 22:13:13.289 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Nov 29 22:13:13.300 INFO [stderr] su: No module specific data is present
Nov 29 22:13:13.998 INFO running `"docker" "inspect" "6f3cb2fa68021a184d72b7072aa4b0b7bd8942b02b65456e8eedf6aec507c386"`
Nov 29 22:13:14.322 INFO running `"docker" "rm" "-f" "6f3cb2fa68021a184d72b7072aa4b0b7bd8942b02b65456e8eedf6aec507c386"`
Nov 29 22:13:14.661 INFO [stdout] 6f3cb2fa68021a184d72b7072aa4b0b7bd8942b02b65456e8eedf6aec507c386