Nov 29 21:28:39.065 INFO checking neosmart/tac against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 21:28:39.067 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 21:28:39.492 INFO [stdout] 2752baf8364861b865789113735ccb393aaaee6e6dfb2cf53615ec5f0dfb27ea
Nov 29 21:28:39.496 INFO running `"docker" "start" "-a" "2752baf8364861b865789113735ccb393aaaee6e6dfb2cf53615ec5f0dfb27ea"`
Nov 29 21:28:40.764 INFO [stderr] usermod: no changes
Nov 29 21:28:40.820 INFO [stderr]     Checking memmap v0.5.2
Nov 29 21:28:40.820 INFO [stderr]     Checking uuid v0.4.0
Nov 29 21:28:41.457 INFO [stderr]     Checking tac v0.2.3 (/source)
Nov 29 21:28:41.823 INFO [stderr] warning: variable does not need to be mutable
Nov 29 21:28:41.823 INFO [stderr]   --> src/main.rs:64:16
Nov 29 21:28:41.823 INFO [stderr]    |
Nov 29 21:28:41.823 INFO [stderr] 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Nov 29 21:28:41.823 INFO [stderr]    |                ----^^^^^^
Nov 29 21:28:41.823 INFO [stderr]    |                |
Nov 29 21:28:41.823 INFO [stderr]    |                help: remove this `mut`
Nov 29 21:28:41.823 INFO [stderr]    |
Nov 29 21:28:41.823 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 21:28:41.823 INFO [stderr] 
Nov 29 21:28:42.112 INFO [stderr] warning: variable does not need to be mutable
Nov 29 21:28:42.112 INFO [stderr]   --> src/main.rs:64:16
Nov 29 21:28:42.112 INFO [stderr]    |
Nov 29 21:28:42.112 INFO [stderr] 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Nov 29 21:28:42.112 INFO [stderr]    |                ----^^^^^^
Nov 29 21:28:42.112 INFO [stderr]    |                |
Nov 29 21:28:42.112 INFO [stderr]    |                help: remove this `mut`
Nov 29 21:28:42.112 INFO [stderr]    |
Nov 29 21:28:42.112 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 21:28:42.113 INFO [stderr] 
Nov 29 21:28:42.161 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Nov 29 21:28:42.164 INFO [stderr] su: No module specific data is present
Nov 29 21:28:43.192 INFO running `"docker" "inspect" "2752baf8364861b865789113735ccb393aaaee6e6dfb2cf53615ec5f0dfb27ea"`
Nov 29 21:28:43.516 INFO running `"docker" "rm" "-f" "2752baf8364861b865789113735ccb393aaaee6e6dfb2cf53615ec5f0dfb27ea"`
Nov 29 21:28:43.759 INFO [stdout] 2752baf8364861b865789113735ccb393aaaee6e6dfb2cf53615ec5f0dfb27ea