Nov 17 18:54:50.785 INFO testing vertree-0.2.2 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 18:54:50.786 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 18:54:51.116 INFO [stdout] 79f72a973e3ab0494142fa8d314191a3ec17c1cd3718a1cbf37af470d218570b
Nov 17 18:54:51.118 INFO running `"docker" "start" "-a" "79f72a973e3ab0494142fa8d314191a3ec17c1cd3718a1cbf37af470d218570b"`
Nov 17 18:54:51.773 INFO [stderr] usermod: no changes
Nov 17 18:54:51.919 INFO [stderr]    Compiling rmp-serde v0.13.7
Nov 17 18:54:53.295 INFO [stderr]    Compiling vertree v0.2.2 (/source)
Nov 17 18:54:55.195 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:54:55.195 INFO [stderr]    --> src/tree.rs:268:14
Nov 17 18:54:55.196 INFO [stderr]     |
Nov 17 18:54:55.196 INFO [stderr] 268 |         let (mut queue, version, tree) = {
Nov 17 18:54:55.196 INFO [stderr]     |              ----^^^^^
Nov 17 18:54:55.196 INFO [stderr]     |              |
Nov 17 18:54:55.196 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:54:55.196 INFO [stderr]     |
Nov 17 18:54:55.196 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 18:54:55.196 INFO [stderr] 
Nov 17 18:54:55.196 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:54:55.196 INFO [stderr]    --> src/tree.rs:282:14
Nov 17 18:54:55.196 INFO [stderr]     |
Nov 17 18:54:55.196 INFO [stderr] 282 |         let (mut queue, version, tree) = {
Nov 17 18:54:55.196 INFO [stderr]     |              ----^^^^^
Nov 17 18:54:55.196 INFO [stderr]     |              |
Nov 17 18:54:55.196 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:54:55.196 INFO [stderr] 
Nov 17 18:54:55.196 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:54:55.196 INFO [stderr]    --> src/tree.rs:295:14
Nov 17 18:54:55.196 INFO [stderr]     |
Nov 17 18:54:55.196 INFO [stderr] 295 |         let (mut set, version, tree) = {
Nov 17 18:54:55.196 INFO [stderr]     |              ----^^^
Nov 17 18:54:55.197 INFO [stderr]     |              |
Nov 17 18:54:55.197 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:54:55.197 INFO [stderr] 
Nov 17 18:54:55.197 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:54:55.197 INFO [stderr]    --> src/tree.rs:308:14
Nov 17 18:54:55.197 INFO [stderr]     |
Nov 17 18:54:55.197 INFO [stderr] 308 |         let (mut set, version, tree) = {
Nov 17 18:54:55.197 INFO [stderr]     |              ----^^^
Nov 17 18:54:55.197 INFO [stderr]     |              |
Nov 17 18:54:55.197 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:54:55.197 INFO [stderr] 
Nov 17 18:54:55.197 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:54:55.197 INFO [stderr]    --> src/tree.rs:322:13
Nov 17 18:54:55.197 INFO [stderr]     |
Nov 17 18:54:55.197 INFO [stderr] 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Nov 17 18:54:55.197 INFO [stderr]     |             ----^^^^^
Nov 17 18:54:55.197 INFO [stderr]     |             |
Nov 17 18:54:55.197 INFO [stderr]     |             help: remove this `mut`
Nov 17 18:54:55.197 INFO [stderr] 
Nov 17 18:54:55.197 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:54:55.198 INFO [stderr]    --> src/tree.rs:328:13
Nov 17 18:54:55.198 INFO [stderr]     |
Nov 17 18:54:55.198 INFO [stderr] 328 |         let mut queue = node.content.get_set_mut().unwrap();
Nov 17 18:54:55.198 INFO [stderr]     |             ----^^^^^
Nov 17 18:54:55.198 INFO [stderr]     |             |
Nov 17 18:54:55.198 INFO [stderr]     |             help: remove this `mut`
Nov 17 18:54:55.198 INFO [stderr] 
Nov 17 18:54:58.506 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
Nov 17 18:54:58.512 INFO [stderr] su: No module specific data is present
Nov 17 18:54:58.991 INFO running `"docker" "inspect" "79f72a973e3ab0494142fa8d314191a3ec17c1cd3718a1cbf37af470d218570b"`
Nov 17 18:54:59.228 INFO running `"docker" "rm" "-f" "79f72a973e3ab0494142fa8d314191a3ec17c1cd3718a1cbf37af470d218570b"`
Nov 17 18:54:59.475 INFO [stdout] 79f72a973e3ab0494142fa8d314191a3ec17c1cd3718a1cbf37af470d218570b
Nov 17 18:54:59.483 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 18:54:59.944 INFO [stdout] 62267e426957a2ddaf6300e9e696059ed7f6cfbce122471a2abc8a106488ed5e
Nov 17 18:54:59.946 INFO running `"docker" "start" "-a" "62267e426957a2ddaf6300e9e696059ed7f6cfbce122471a2abc8a106488ed5e"`
Nov 17 18:55:00.885 INFO [stderr] usermod: no changes
Nov 17 18:55:01.003 INFO [stderr]    Compiling quickcheck v0.4.1
Nov 17 18:55:03.496 INFO [stderr]    Compiling vertree v0.2.2 (/source)
Nov 17 18:55:06.015 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:55:06.015 INFO [stderr]    --> src/tree.rs:268:14
Nov 17 18:55:06.015 INFO [stderr]     |
Nov 17 18:55:06.015 INFO [stderr] 268 |         let (mut queue, version, tree) = {
Nov 17 18:55:06.015 INFO [stderr]     |              ----^^^^^
Nov 17 18:55:06.015 INFO [stderr]     |              |
Nov 17 18:55:06.015 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:55:06.015 INFO [stderr]     |
Nov 17 18:55:06.015 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 18:55:06.015 INFO [stderr] 
Nov 17 18:55:06.016 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:55:06.016 INFO [stderr]    --> src/tree.rs:282:14
Nov 17 18:55:06.016 INFO [stderr]     |
Nov 17 18:55:06.016 INFO [stderr] 282 |         let (mut queue, version, tree) = {
Nov 17 18:55:06.016 INFO [stderr]     |              ----^^^^^
Nov 17 18:55:06.016 INFO [stderr]     |              |
Nov 17 18:55:06.016 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:55:06.016 INFO [stderr] 
Nov 17 18:55:06.017 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:55:06.017 INFO [stderr]    --> src/tree.rs:295:14
Nov 17 18:55:06.017 INFO [stderr]     |
Nov 17 18:55:06.017 INFO [stderr] 295 |         let (mut set, version, tree) = {
Nov 17 18:55:06.017 INFO [stderr]     |              ----^^^
Nov 17 18:55:06.017 INFO [stderr]     |              |
Nov 17 18:55:06.017 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:55:06.017 INFO [stderr] 
Nov 17 18:55:06.019 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:55:06.019 INFO [stderr]    --> src/tree.rs:308:14
Nov 17 18:55:06.019 INFO [stderr]     |
Nov 17 18:55:06.019 INFO [stderr] 308 |         let (mut set, version, tree) = {
Nov 17 18:55:06.019 INFO [stderr]     |              ----^^^
Nov 17 18:55:06.019 INFO [stderr]     |              |
Nov 17 18:55:06.019 INFO [stderr]     |              help: remove this `mut`
Nov 17 18:55:06.019 INFO [stderr] 
Nov 17 18:55:06.019 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:55:06.019 INFO [stderr]    --> src/tree.rs:322:13
Nov 17 18:55:06.019 INFO [stderr]     |
Nov 17 18:55:06.020 INFO [stderr] 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Nov 17 18:55:06.020 INFO [stderr]     |             ----^^^^^
Nov 17 18:55:06.020 INFO [stderr]     |             |
Nov 17 18:55:06.020 INFO [stderr]     |             help: remove this `mut`
Nov 17 18:55:06.020 INFO [stderr] 
Nov 17 18:55:06.023 INFO [stderr] warning: variable does not need to be mutable
Nov 17 18:55:06.023 INFO [stderr]    --> src/tree.rs:328:13
Nov 17 18:55:06.023 INFO [stderr]     |
Nov 17 18:55:06.023 INFO [stderr] 328 |         let mut queue = node.content.get_set_mut().unwrap();
Nov 17 18:55:06.023 INFO [stderr]     |             ----^^^^^
Nov 17 18:55:06.023 INFO [stderr]     |             |
Nov 17 18:55:06.023 INFO [stderr]     |             help: remove this `mut`
Nov 17 18:55:06.023 INFO [stderr] 
Nov 17 18:55:11.211 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.29s
Nov 17 18:55:11.211 INFO [stderr] su: No module specific data is present
Nov 17 18:55:12.043 INFO running `"docker" "inspect" "62267e426957a2ddaf6300e9e696059ed7f6cfbce122471a2abc8a106488ed5e"`
Nov 17 18:55:12.347 INFO running `"docker" "rm" "-f" "62267e426957a2ddaf6300e9e696059ed7f6cfbce122471a2abc8a106488ed5e"`
Nov 17 18:55:12.723 INFO [stdout] 62267e426957a2ddaf6300e9e696059ed7f6cfbce122471a2abc8a106488ed5e
Nov 17 18:55:12.739 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 18:55:13.187 INFO [stdout] 8f8e3b5e05bb016b166803cb003c31cd0732ce81959dad1860542d6ecb4aa49b
Nov 17 18:55:13.189 INFO running `"docker" "start" "-a" "8f8e3b5e05bb016b166803cb003c31cd0732ce81959dad1860542d6ecb4aa49b"`
Nov 17 18:55:14.459 INFO [stderr] usermod: no changes
Nov 17 18:55:14.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Nov 17 18:55:14.583 INFO [stderr]      Running /target/debug/deps/vertree-10f1a83e7cd2aed2
Nov 17 18:55:14.587 INFO [stdout] 
Nov 17 18:55:14.587 INFO [stdout] running 9 tests
Nov 17 18:55:14.587 INFO [stdout] test containers::queue::tests::trivial_q ... ok
Nov 17 18:55:14.591 INFO [stdout] test iterators::tests::create_nodes_iter_check ... ok
Nov 17 18:55:14.591 INFO [stdout] test iterators::tests::path_iter ... ok
Nov 17 18:55:14.599 INFO [stdout] test iterators::tests::cow_path_iter ... ok
Nov 17 18:55:14.779 INFO [stdout] test iterators::tests::bad_path_iter ... ok
Nov 17 18:55:14.781 INFO [stdout] test tree::tests::create_and_delete_nodes ... ok
Nov 17 18:55:26.771 INFO [stdout] test snapshot::tests::prop_rountrip ... ok
Nov 17 18:55:27.906 INFO [stdout] test iterators::tests::prop_walk_existing_paths ... ok
Nov 17 18:55:29.702 INFO [stdout] test cas::tests::prop_multi_cas_equals_individual_ops ... ok
Nov 17 18:55:29.703 INFO [stderr]    Doc-tests vertree
Nov 17 18:55:29.703 INFO [stdout] 
Nov 17 18:55:29.703 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 18:55:29.704 INFO [stdout] 
Nov 17 18:55:31.411 INFO [stdout] 
Nov 17 18:55:31.411 INFO [stdout] running 4 tests
Nov 17 18:55:38.954 INFO [stdout] test src/containers/set.rs - containers::set::Set::intersection (line 84) ... ok
Nov 17 18:55:39.027 INFO [stdout] test src/containers/set.rs - containers::set::Set::symmetric_difference (line 137) ... ok
Nov 17 18:55:39.054 INFO [stdout] test src/containers/set.rs - containers::set::Set::union (line 57) ... ok
Nov 17 18:55:39.515 INFO [stdout] test src/containers/set.rs - containers::set::Set::difference (line 111) ... ok
Nov 17 18:55:39.515 INFO [stdout] 
Nov 17 18:55:39.515 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 18:55:39.515 INFO [stdout] 
Nov 17 18:55:39.553 INFO [stderr] su: No module specific data is present
Nov 17 18:55:40.245 INFO running `"docker" "inspect" "8f8e3b5e05bb016b166803cb003c31cd0732ce81959dad1860542d6ecb4aa49b"`
Nov 17 18:55:40.456 INFO running `"docker" "rm" "-f" "8f8e3b5e05bb016b166803cb003c31cd0732ce81959dad1860542d6ecb4aa49b"`
Nov 17 18:55:40.747 INFO [stdout] 8f8e3b5e05bb016b166803cb003c31cd0732ce81959dad1860542d6ecb4aa49b