Nov 30 04:04:44.869 INFO checking djmitche/rust-chat against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 04:04:44.869 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 04:04:45.172 INFO [stdout] 49df358f296795bacf123c3cd50fca9cc4c5d404e537cfd1a6d20aea3c967ac4
Nov 30 04:04:45.175 INFO running `"docker" "start" "-a" "49df358f296795bacf123c3cd50fca9cc4c5d404e537cfd1a6d20aea3c967ac4"`
Nov 30 04:04:46.432 INFO [stderr] usermod: no changes
Nov 30 04:04:46.536 INFO [stderr]     Checking chat v0.1.0 (/source)
Nov 30 04:04:48.024 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 04:04:48.024 INFO [stderr]    --> src/main.rs:103:64
Nov 30 04:04:48.024 INFO [stderr]     |
Nov 30 04:04:48.025 INFO [stderr] 103 |             Box::new(writer_fut.select(reader_fut).then(|_| Ok((()))).map(
Nov 30 04:04:48.025 INFO [stderr]     |                                                                ^^^^ help: remove these parentheses
Nov 30 04:04:48.025 INFO [stderr]     |
Nov 30 04:04:48.025 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 04:04:48.026 INFO [stderr] 
Nov 30 04:04:48.104 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 04:04:48.104 INFO [stderr]    --> src/main.rs:103:64
Nov 30 04:04:48.104 INFO [stderr]     |
Nov 30 04:04:48.104 INFO [stderr] 103 |             Box::new(writer_fut.select(reader_fut).then(|_| Ok((()))).map(
Nov 30 04:04:48.104 INFO [stderr]     |                                                                ^^^^ help: remove these parentheses
Nov 30 04:04:48.104 INFO [stderr]     |
Nov 30 04:04:48.104 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 04:04:48.104 INFO [stderr] 
Nov 30 04:04:48.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
Nov 30 04:04:48.504 INFO [stderr] su: No module specific data is present
Nov 30 04:04:49.312 INFO running `"docker" "inspect" "49df358f296795bacf123c3cd50fca9cc4c5d404e537cfd1a6d20aea3c967ac4"`
Nov 30 04:04:49.662 INFO running `"docker" "rm" "-f" "49df358f296795bacf123c3cd50fca9cc4c5d404e537cfd1a6d20aea3c967ac4"`
Nov 30 04:04:49.991 INFO [stdout] 49df358f296795bacf123c3cd50fca9cc4c5d404e537cfd1a6d20aea3c967ac4