Dec 01 02:18:02.521 INFO checking acto-rs-0.5.2 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 02:18:02.522 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 02:18:02.825 INFO [stdout] 9b48c8ca48fe503a7a5492b1a273c4468ed1e098904f1d56564e046daf7b99c1
Dec 01 02:18:02.827 INFO running `"docker" "start" "-a" "9b48c8ca48fe503a7a5492b1a273c4468ed1e098904f1d56564e046daf7b99c1"`
Dec 01 02:18:03.472 INFO [stderr] usermod: no changes
Dec 01 02:18:03.517 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 01 02:18:03.517 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 01 02:18:03.517 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 01 02:18:03.517 INFO [stderr] files will be included as a binary target:
Dec 01 02:18:03.517 INFO [stderr] 
Dec 01 02:18:03.517 INFO [stderr] * /source/src/main.rs
Dec 01 02:18:03.517 INFO [stderr] 
Dec 01 02:18:03.517 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 01 02:18:03.517 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 01 02:18:03.517 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 01 02:18:03.517 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 01 02:18:03.517 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 01 02:18:03.517 INFO [stderr] 
Dec 01 02:18:03.517 INFO [stderr] For more information on this warning you can consult
Dec 01 02:18:03.517 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 01 02:18:03.517 INFO [stderr] warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `bench`,
Dec 01 02:18:03.517 INFO [stderr] please set bin.path in Cargo.toml
Dec 01 02:18:03.520 INFO [stderr]     Checking lossyq v0.1.19
Dec 01 02:18:04.124 INFO [stderr]     Checking acto-rs v0.5.2 (/source)
Dec 01 02:18:05.053 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:05.053 INFO [stderr]   --> src/scheduler/wrap.rs:19:11
Dec 01 02:18:05.053 INFO [stderr]    |
Dec 01 02:18:05.053 INFO [stderr] 19 |       let mut slice = self.output_positions.as_mut_slice();
Dec 01 02:18:05.053 INFO [stderr]    |           ----^^^^^
Dec 01 02:18:05.053 INFO [stderr]    |           |
Dec 01 02:18:05.053 INFO [stderr]    |           help: remove this `mut`
Dec 01 02:18:05.053 INFO [stderr]    |
Dec 01 02:18:05.053 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 02:18:05.053 INFO [stderr] 
Dec 01 02:18:05.053 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:05.053 INFO [stderr]   --> src/scheduler/wrap.rs:35:9
Dec 01 02:18:05.053 INFO [stderr]    |
Dec 01 02:18:05.053 INFO [stderr] 35 |     let mut slice = self.output_positions.as_mut_slice();
Dec 01 02:18:05.053 INFO [stderr]    |         ----^^^^^
Dec 01 02:18:05.053 INFO [stderr]    |         |
Dec 01 02:18:05.053 INFO [stderr]    |         help: remove this `mut`
Dec 01 02:18:05.053 INFO [stderr] 
Dec 01 02:18:05.060 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:05.060 INFO [stderr]   --> src/scheduler/page.rs:51:9
Dec 01 02:18:05.060 INFO [stderr]    |
Dec 01 02:18:05.060 INFO [stderr] 51 |     let mut data_ref = &mut slice[idx];
Dec 01 02:18:05.060 INFO [stderr]    |         ----^^^^^^^^
Dec 01 02:18:05.060 INFO [stderr]    |         |
Dec 01 02:18:05.060 INFO [stderr]    |         help: remove this `mut`
Dec 01 02:18:05.060 INFO [stderr] 
Dec 01 02:18:06.144 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:06.144 INFO [stderr]   --> src/scheduler/wrap.rs:19:11
Dec 01 02:18:06.144 INFO [stderr]    |
Dec 01 02:18:06.144 INFO [stderr] 19 |       let mut slice = self.output_positions.as_mut_slice();
Dec 01 02:18:06.144 INFO [stderr]    |           ----^^^^^
Dec 01 02:18:06.144 INFO [stderr]    |           |
Dec 01 02:18:06.144 INFO [stderr]    |           help: remove this `mut`
Dec 01 02:18:06.144 INFO [stderr]    |
Dec 01 02:18:06.144 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 02:18:06.144 INFO [stderr] 
Dec 01 02:18:06.144 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:06.144 INFO [stderr]   --> src/scheduler/wrap.rs:35:9
Dec 01 02:18:06.144 INFO [stderr]    |
Dec 01 02:18:06.144 INFO [stderr] 35 |     let mut slice = self.output_positions.as_mut_slice();
Dec 01 02:18:06.144 INFO [stderr]    |         ----^^^^^
Dec 01 02:18:06.144 INFO [stderr]    |         |
Dec 01 02:18:06.144 INFO [stderr]    |         help: remove this `mut`
Dec 01 02:18:06.144 INFO [stderr] 
Dec 01 02:18:06.150 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:06.150 INFO [stderr]   --> src/scheduler/page.rs:51:9
Dec 01 02:18:06.151 INFO [stderr]    |
Dec 01 02:18:06.151 INFO [stderr] 51 |     let mut data_ref = &mut slice[idx];
Dec 01 02:18:06.151 INFO [stderr]    |         ----^^^^^^^^
Dec 01 02:18:06.151 INFO [stderr]    |         |
Dec 01 02:18:06.151 INFO [stderr]    |         help: remove this `mut`
Dec 01 02:18:06.151 INFO [stderr] 
Dec 01 02:18:06.388 INFO [stderr] warning: variable does not need to be mutable
Dec 01 02:18:06.388 INFO [stderr]   --> src/bench/bitset.rs:19:9
Dec 01 02:18:06.388 INFO [stderr]    |
Dec 01 02:18:06.388 INFO [stderr] 19 |     let mut slice = self.bits.as_mut_slice();
Dec 01 02:18:06.388 INFO [stderr]    |         ----^^^^^
Dec 01 02:18:06.388 INFO [stderr]    |         |
Dec 01 02:18:06.388 INFO [stderr]    |         help: remove this `mut`
Dec 01 02:18:06.388 INFO [stderr] 
Dec 01 02:18:06.476 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
Dec 01 02:18:06.476 INFO [stderr] su: No module specific data is present
Dec 01 02:18:07.305 INFO running `"docker" "inspect" "9b48c8ca48fe503a7a5492b1a273c4468ed1e098904f1d56564e046daf7b99c1"`
Dec 01 02:18:07.600 INFO running `"docker" "rm" "-f" "9b48c8ca48fe503a7a5492b1a273c4468ed1e098904f1d56564e046daf7b99c1"`
Dec 01 02:18:07.880 INFO [stdout] 9b48c8ca48fe503a7a5492b1a273c4468ed1e098904f1d56564e046daf7b99c1