Dec 01 01:18:58.286 INFO checking buffoon-0.5.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 01:18:58.286 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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"`
Dec 01 01:18:58.495 INFO [stdout] 32c37b5036da27e8d7326f7a53cc988fb3db3cb54e18f72795b455ae906975f0
Dec 01 01:18:58.497 INFO running `"docker" "start" "-a" "32c37b5036da27e8d7326f7a53cc988fb3db3cb54e18f72795b455ae906975f0"`
Dec 01 01:18:59.104 INFO [stderr] usermod: no changes
Dec 01 01:18:59.128 INFO [stderr]     Checking buffoon v0.5.0 (/source)
Dec 01 01:19:00.388 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:19:00.388 INFO [stderr]    --> src/input_stream.rs:104:17
Dec 01 01:19:00.388 INFO [stderr]     |
Dec 01 01:19:00.388 INFO [stderr] 104 |             let mut buf = slice::from_raw_parts_mut(ret.as_mut_ptr(), len);
Dec 01 01:19:00.388 INFO [stderr]     |                 ----^^^
Dec 01 01:19:00.388 INFO [stderr]     |                 |
Dec 01 01:19:00.388 INFO [stderr]     |                 help: remove this `mut`
Dec 01 01:19:00.388 INFO [stderr]     |
Dec 01 01:19:00.388 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 01:19:00.388 INFO [stderr] 
Dec 01 01:19:00.440 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:19:00.440 INFO [stderr]    --> src/input_stream.rs:104:17
Dec 01 01:19:00.440 INFO [stderr]     |
Dec 01 01:19:00.440 INFO [stderr] 104 |             let mut buf = slice::from_raw_parts_mut(ret.as_mut_ptr(), len);
Dec 01 01:19:00.440 INFO [stderr]     |                 ----^^^
Dec 01 01:19:00.440 INFO [stderr]     |                 |
Dec 01 01:19:00.440 INFO [stderr]     |                 help: remove this `mut`
Dec 01 01:19:00.440 INFO [stderr]     |
Dec 01 01:19:00.440 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 01:19:00.440 INFO [stderr] 
Dec 01 01:19:00.514 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
Dec 01 01:19:00.514 INFO [stderr] su: No module specific data is present
Dec 01 01:19:01.273 INFO running `"docker" "inspect" "32c37b5036da27e8d7326f7a53cc988fb3db3cb54e18f72795b455ae906975f0"`
Dec 01 01:19:01.642 INFO running `"docker" "rm" "-f" "32c37b5036da27e8d7326f7a53cc988fb3db3cb54e18f72795b455ae906975f0"`
Dec 01 01:19:01.916 INFO [stdout] 32c37b5036da27e8d7326f7a53cc988fb3db3cb54e18f72795b455ae906975f0