Dec 07 05:24:36.710 INFO testing orset-0.2.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 05:24:36.710 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 07 05:24:36.911 INFO [stdout] 9849ee68f7d1a5174702fb4b27bca647e4f097fd973ed643101c99fbf28d2a7c
Dec 07 05:24:36.917 INFO running `"docker" "start" "-a" "9849ee68f7d1a5174702fb4b27bca647e4f097fd973ed643101c99fbf28d2a7c"`
Dec 07 05:24:37.385 INFO [stderr] usermod: no changes
Dec 07 05:24:37.468 INFO [stderr]    Compiling orset v0.2.0 (/source)
Dec 07 05:24:38.162 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:38.162 INFO [stderr]   --> src/lib.rs:77:13
Dec 07 05:24:38.162 INFO [stderr]    |
Dec 07 05:24:38.162 INFO [stderr] 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Dec 07 05:24:38.162 INFO [stderr]    |             ----^^^^
Dec 07 05:24:38.162 INFO [stderr]    |             |
Dec 07 05:24:38.162 INFO [stderr]    |             help: remove this `mut`
Dec 07 05:24:38.162 INFO [stderr]    |
Dec 07 05:24:38.162 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 05:24:38.162 INFO [stderr] 
Dec 07 05:24:38.165 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:38.165 INFO [stderr]   --> src/lib.rs:89:13
Dec 07 05:24:38.165 INFO [stderr]    |
Dec 07 05:24:38.165 INFO [stderr] 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Dec 07 05:24:38.165 INFO [stderr]    |             ----^^^^^^^
Dec 07 05:24:38.165 INFO [stderr]    |             |
Dec 07 05:24:38.165 INFO [stderr]    |             help: remove this `mut`
Dec 07 05:24:38.165 INFO [stderr] 
Dec 07 05:24:38.165 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:38.165 INFO [stderr]   --> src/lib.rs:90:13
Dec 07 05:24:38.165 INFO [stderr]    |
Dec 07 05:24:38.165 INFO [stderr] 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Dec 07 05:24:38.165 INFO [stderr]    |             ----^^^^
Dec 07 05:24:38.165 INFO [stderr]    |             |
Dec 07 05:24:38.165 INFO [stderr]    |             help: remove this `mut`
Dec 07 05:24:38.165 INFO [stderr] 
Dec 07 05:24:38.224 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Dec 07 05:24:38.229 INFO [stderr] su: No module specific data is present
Dec 07 05:24:38.544 INFO running `"docker" "inspect" "9849ee68f7d1a5174702fb4b27bca647e4f097fd973ed643101c99fbf28d2a7c"`
Dec 07 05:24:38.664 INFO running `"docker" "rm" "-f" "9849ee68f7d1a5174702fb4b27bca647e4f097fd973ed643101c99fbf28d2a7c"`
Dec 07 05:24:38.746 INFO [stdout] 9849ee68f7d1a5174702fb4b27bca647e4f097fd973ed643101c99fbf28d2a7c
Dec 07 05:24:38.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 07 05:24:38.978 INFO [stdout] b88c33ad23ef5bb33a5a12750aadba8f617f601823df212f88500578af22e202
Dec 07 05:24:38.980 INFO running `"docker" "start" "-a" "b88c33ad23ef5bb33a5a12750aadba8f617f601823df212f88500578af22e202"`
Dec 07 05:24:39.420 INFO [stderr] usermod: no changes
Dec 07 05:24:39.538 INFO [stderr]    Compiling orset v0.2.0 (/source)
Dec 07 05:24:41.661 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:41.661 INFO [stderr]   --> src/lib.rs:77:13
Dec 07 05:24:41.661 INFO [stderr]    |
Dec 07 05:24:41.661 INFO [stderr] 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Dec 07 05:24:41.661 INFO [stderr]    |             ----^^^^
Dec 07 05:24:41.661 INFO [stderr]    |             |
Dec 07 05:24:41.661 INFO [stderr]    |             help: remove this `mut`
Dec 07 05:24:41.661 INFO [stderr]    |
Dec 07 05:24:41.661 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 05:24:41.661 INFO [stderr] 
Dec 07 05:24:41.662 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:41.662 INFO [stderr]   --> src/lib.rs:89:13
Dec 07 05:24:41.662 INFO [stderr]    |
Dec 07 05:24:41.662 INFO [stderr] 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Dec 07 05:24:41.662 INFO [stderr]    |             ----^^^^^^^
Dec 07 05:24:41.662 INFO [stderr]    |             |
Dec 07 05:24:41.662 INFO [stderr]    |             help: remove this `mut`
Dec 07 05:24:41.662 INFO [stderr] 
Dec 07 05:24:41.662 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:41.662 INFO [stderr]   --> src/lib.rs:90:13
Dec 07 05:24:41.662 INFO [stderr]    |
Dec 07 05:24:41.662 INFO [stderr] 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Dec 07 05:24:41.662 INFO [stderr]    |             ----^^^^
Dec 07 05:24:41.662 INFO [stderr]    |             |
Dec 07 05:24:41.662 INFO [stderr]    |             help: remove this `mut`
Dec 07 05:24:41.662 INFO [stderr] 
Dec 07 05:24:41.716 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:41.716 INFO [stderr]    --> src/lib.rs:517:13
Dec 07 05:24:41.716 INFO [stderr]     |
Dec 07 05:24:41.716 INFO [stderr] 517 |         let mut orset =
Dec 07 05:24:41.716 INFO [stderr]     |             ----^^^^^
Dec 07 05:24:41.716 INFO [stderr]     |             |
Dec 07 05:24:41.716 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:24:41.716 INFO [stderr] 
Dec 07 05:24:41.716 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:24:41.716 INFO [stderr]    --> src/lib.rs:520:13
Dec 07 05:24:41.716 INFO [stderr]     |
Dec 07 05:24:41.716 INFO [stderr] 520 |         let mut mutator = mutators.entry(node).or_insert(Vec::new());
Dec 07 05:24:41.716 INFO [stderr]     |             ----^^^^^^^
Dec 07 05:24:41.716 INFO [stderr]     |             |
Dec 07 05:24:41.716 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:24:41.716 INFO [stderr] 
Dec 07 05:24:44.778 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
Dec 07 05:24:44.778 INFO [stderr] su: No module specific data is present
Dec 07 05:24:45.504 INFO running `"docker" "inspect" "b88c33ad23ef5bb33a5a12750aadba8f617f601823df212f88500578af22e202"`
Dec 07 05:24:45.864 INFO running `"docker" "rm" "-f" "b88c33ad23ef5bb33a5a12750aadba8f617f601823df212f88500578af22e202"`
Dec 07 05:24:46.192 INFO [stdout] b88c33ad23ef5bb33a5a12750aadba8f617f601823df212f88500578af22e202
Dec 07 05:24:46.204 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 07 05:24:46.662 INFO [stdout] 829f024b2b0a7f32eda65bf5d5b99f6b50bab31c31bb246272fa18eca2586ebe
Dec 07 05:24:46.664 INFO running `"docker" "start" "-a" "829f024b2b0a7f32eda65bf5d5b99f6b50bab31c31bb246272fa18eca2586ebe"`
Dec 07 05:24:47.887 INFO [stderr] usermod: no changes
Dec 07 05:24:48.024 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 07 05:24:48.036 INFO [stderr]      Running /target/debug/deps/orset-a792abdc5b532464
Dec 07 05:24:48.040 INFO [stdout] 
Dec 07 05:24:48.040 INFO [stdout] running 4 tests
Dec 07 05:24:48.057 INFO [stdout] test tests::basic ... ok
Dec 07 05:24:48.057 INFO [stdout] test tests::concurrent_add_wins ... ok
Dec 07 05:24:49.184 INFO [stdout] test tests::prop_joins_equivalent ... ok
Dec 07 05:24:51.520 INFO [stdout] test tests::prop_concurrent ... ok
Dec 07 05:24:51.520 INFO [stdout] 
Dec 07 05:24:51.520 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 05:24:51.520 INFO [stdout] 
Dec 07 05:24:51.522 INFO [stderr]    Doc-tests orset
Dec 07 05:24:52.412 INFO [stdout] 
Dec 07 05:24:52.412 INFO [stdout] running 0 tests
Dec 07 05:24:52.412 INFO [stdout] 
Dec 07 05:24:52.412 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 05:24:52.412 INFO [stdout] 
Dec 07 05:24:52.424 INFO [stderr] su: No module specific data is present
Dec 07 05:24:52.914 INFO running `"docker" "inspect" "829f024b2b0a7f32eda65bf5d5b99f6b50bab31c31bb246272fa18eca2586ebe"`
Dec 07 05:24:53.194 INFO running `"docker" "rm" "-f" "829f024b2b0a7f32eda65bf5d5b99f6b50bab31c31bb246272fa18eca2586ebe"`
Dec 07 05:24:53.566 INFO [stdout] 829f024b2b0a7f32eda65bf5d5b99f6b50bab31c31bb246272fa18eca2586ebe