Nov 30 18:33:48.761 INFO checking orset-0.2.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 18:33:48.761 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"`
Nov 30 18:33:49.076 INFO [stdout] 32c1a1a306d613f2fc942096167f6b822725d907ea197760bbfe2d5157760c83
Nov 30 18:33:49.082 INFO running `"docker" "start" "-a" "32c1a1a306d613f2fc942096167f6b822725d907ea197760bbfe2d5157760c83"`
Nov 30 18:33:49.504 INFO [stderr] usermod: no changes
Nov 30 18:33:49.586 INFO [stderr]     Checking orset v0.2.0 (/source)
Nov 30 18:33:50.400 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:50.400 INFO [stderr]   --> src/lib.rs:77:13
Nov 30 18:33:50.400 INFO [stderr]    |
Nov 30 18:33:50.400 INFO [stderr] 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Nov 30 18:33:50.400 INFO [stderr]    |             ----^^^^
Nov 30 18:33:50.400 INFO [stderr]    |             |
Nov 30 18:33:50.400 INFO [stderr]    |             help: remove this `mut`
Nov 30 18:33:50.400 INFO [stderr]    |
Nov 30 18:33:50.400 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 18:33:50.400 INFO [stderr] 
Nov 30 18:33:50.400 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:50.400 INFO [stderr]   --> src/lib.rs:89:13
Nov 30 18:33:50.400 INFO [stderr]    |
Nov 30 18:33:50.400 INFO [stderr] 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Nov 30 18:33:50.400 INFO [stderr]    |             ----^^^^^^^
Nov 30 18:33:50.400 INFO [stderr]    |             |
Nov 30 18:33:50.400 INFO [stderr]    |             help: remove this `mut`
Nov 30 18:33:50.400 INFO [stderr] 
Nov 30 18:33:50.400 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:50.400 INFO [stderr]   --> src/lib.rs:90:13
Nov 30 18:33:50.400 INFO [stderr]    |
Nov 30 18:33:50.400 INFO [stderr] 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Nov 30 18:33:50.400 INFO [stderr]    |             ----^^^^
Nov 30 18:33:50.400 INFO [stderr]    |             |
Nov 30 18:33:50.400 INFO [stderr]    |             help: remove this `mut`
Nov 30 18:33:50.401 INFO [stderr] 
Nov 30 18:33:51.474 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:51.474 INFO [stderr]   --> src/lib.rs:77:13
Nov 30 18:33:51.474 INFO [stderr]    |
Nov 30 18:33:51.474 INFO [stderr] 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Nov 30 18:33:51.474 INFO [stderr]    |             ----^^^^
Nov 30 18:33:51.474 INFO [stderr]    |             |
Nov 30 18:33:51.474 INFO [stderr]    |             help: remove this `mut`
Nov 30 18:33:51.474 INFO [stderr]    |
Nov 30 18:33:51.474 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 18:33:51.474 INFO [stderr] 
Nov 30 18:33:51.474 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:51.474 INFO [stderr]   --> src/lib.rs:89:13
Nov 30 18:33:51.474 INFO [stderr]    |
Nov 30 18:33:51.474 INFO [stderr] 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Nov 30 18:33:51.474 INFO [stderr]    |             ----^^^^^^^
Nov 30 18:33:51.474 INFO [stderr]    |             |
Nov 30 18:33:51.474 INFO [stderr]    |             help: remove this `mut`
Nov 30 18:33:51.474 INFO [stderr] 
Nov 30 18:33:51.474 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:51.474 INFO [stderr]   --> src/lib.rs:90:13
Nov 30 18:33:51.474 INFO [stderr]    |
Nov 30 18:33:51.474 INFO [stderr] 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Nov 30 18:33:51.474 INFO [stderr]    |             ----^^^^
Nov 30 18:33:51.474 INFO [stderr]    |             |
Nov 30 18:33:51.474 INFO [stderr]    |             help: remove this `mut`
Nov 30 18:33:51.474 INFO [stderr] 
Nov 30 18:33:51.526 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:51.526 INFO [stderr]    --> src/lib.rs:517:13
Nov 30 18:33:51.526 INFO [stderr]     |
Nov 30 18:33:51.526 INFO [stderr] 517 |         let mut orset =
Nov 30 18:33:51.526 INFO [stderr]     |             ----^^^^^
Nov 30 18:33:51.526 INFO [stderr]     |             |
Nov 30 18:33:51.526 INFO [stderr]     |             help: remove this `mut`
Nov 30 18:33:51.526 INFO [stderr] 
Nov 30 18:33:51.526 INFO [stderr] warning: variable does not need to be mutable
Nov 30 18:33:51.526 INFO [stderr]    --> src/lib.rs:520:13
Nov 30 18:33:51.526 INFO [stderr]     |
Nov 30 18:33:51.526 INFO [stderr] 520 |         let mut mutator = mutators.entry(node).or_insert(Vec::new());
Nov 30 18:33:51.526 INFO [stderr]     |             ----^^^^^^^
Nov 30 18:33:51.526 INFO [stderr]     |             |
Nov 30 18:33:51.526 INFO [stderr]     |             help: remove this `mut`
Nov 30 18:33:51.526 INFO [stderr] 
Nov 30 18:33:51.588 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
Nov 30 18:33:51.622 INFO [stderr] su: No module specific data is present
Nov 30 18:33:52.210 INFO running `"docker" "inspect" "32c1a1a306d613f2fc942096167f6b822725d907ea197760bbfe2d5157760c83"`
Nov 30 18:33:52.494 INFO running `"docker" "rm" "-f" "32c1a1a306d613f2fc942096167f6b822725d907ea197760bbfe2d5157760c83"`
Nov 30 18:33:52.808 INFO [stdout] 32c1a1a306d613f2fc942096167f6b822725d907ea197760bbfe2d5157760c83