Dec 14 14:40:16.034 INFO testing vertree-0.2.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 14:40:16.034 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 14:40:16.590 INFO [stdout] 7c362a768a59ca587666f91c495cf1f8272cee25b6a6401d9681bd7fb54ccae6
Dec 14 14:40:16.592 INFO running `"docker" "start" "-a" "7c362a768a59ca587666f91c495cf1f8272cee25b6a6401d9681bd7fb54ccae6"`
Dec 14 14:40:18.206 INFO [stderr] usermod: no changes
Dec 14 14:40:18.355 INFO [stderr]    Compiling serde v1.0.82
Dec 14 14:40:18.359 INFO [stderr]    Compiling rmp v0.8.7
Dec 14 14:40:30.783 INFO [stderr]    Compiling rmp-serde v0.13.7
Dec 14 14:40:32.135 INFO [stderr]    Compiling vertree v0.2.2 (/source)
Dec 14 14:40:34.051 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:34.064 INFO [stderr]    --> src/tree.rs:268:14
Dec 14 14:40:34.064 INFO [stderr]     |
Dec 14 14:40:34.064 INFO [stderr] 268 |         let (mut queue, version, tree) = {
Dec 14 14:40:34.064 INFO [stderr]     |              ----^^^^^
Dec 14 14:40:34.064 INFO [stderr]     |              |
Dec 14 14:40:34.064 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:34.064 INFO [stderr]     |
Dec 14 14:40:34.064 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 14:40:34.064 INFO [stderr] 
Dec 14 14:40:34.064 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:34.064 INFO [stderr]    --> src/tree.rs:282:14
Dec 14 14:40:34.064 INFO [stderr]     |
Dec 14 14:40:34.065 INFO [stderr] 282 |         let (mut queue, version, tree) = {
Dec 14 14:40:34.065 INFO [stderr]     |              ----^^^^^
Dec 14 14:40:34.065 INFO [stderr]     |              |
Dec 14 14:40:34.065 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:34.065 INFO [stderr] 
Dec 14 14:40:34.065 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:34.065 INFO [stderr]    --> src/tree.rs:295:14
Dec 14 14:40:34.065 INFO [stderr]     |
Dec 14 14:40:34.065 INFO [stderr] 295 |         let (mut set, version, tree) = {
Dec 14 14:40:34.065 INFO [stderr]     |              ----^^^
Dec 14 14:40:34.065 INFO [stderr]     |              |
Dec 14 14:40:34.065 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:34.065 INFO [stderr] 
Dec 14 14:40:34.065 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:34.065 INFO [stderr]    --> src/tree.rs:308:14
Dec 14 14:40:34.065 INFO [stderr]     |
Dec 14 14:40:34.065 INFO [stderr] 308 |         let (mut set, version, tree) = {
Dec 14 14:40:34.065 INFO [stderr]     |              ----^^^
Dec 14 14:40:34.065 INFO [stderr]     |              |
Dec 14 14:40:34.065 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:34.065 INFO [stderr] 
Dec 14 14:40:34.065 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:34.065 INFO [stderr]    --> src/tree.rs:322:13
Dec 14 14:40:34.065 INFO [stderr]     |
Dec 14 14:40:34.065 INFO [stderr] 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Dec 14 14:40:34.065 INFO [stderr]     |             ----^^^^^
Dec 14 14:40:34.065 INFO [stderr]     |             |
Dec 14 14:40:34.065 INFO [stderr]     |             help: remove this `mut`
Dec 14 14:40:34.065 INFO [stderr] 
Dec 14 14:40:34.065 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:34.065 INFO [stderr]    --> src/tree.rs:328:13
Dec 14 14:40:34.065 INFO [stderr]     |
Dec 14 14:40:34.065 INFO [stderr] 328 |         let mut queue = node.content.get_set_mut().unwrap();
Dec 14 14:40:34.065 INFO [stderr]     |             ----^^^^^
Dec 14 14:40:34.065 INFO [stderr]     |             |
Dec 14 14:40:34.065 INFO [stderr]     |             help: remove this `mut`
Dec 14 14:40:34.065 INFO [stderr] 
Dec 14 14:40:38.259 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.02s
Dec 14 14:40:38.271 INFO [stderr] su: No module specific data is present
Dec 14 14:40:39.263 INFO running `"docker" "inspect" "7c362a768a59ca587666f91c495cf1f8272cee25b6a6401d9681bd7fb54ccae6"`
Dec 14 14:40:39.621 INFO running `"docker" "rm" "-f" "7c362a768a59ca587666f91c495cf1f8272cee25b6a6401d9681bd7fb54ccae6"`
Dec 14 14:40:39.959 INFO [stdout] 7c362a768a59ca587666f91c495cf1f8272cee25b6a6401d9681bd7fb54ccae6
Dec 14 14:40:39.967 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 14:40:40.431 INFO [stdout] 70cf17ecf60791a42fd5e505112eb2d042866764fa3bb6e4694dbe3a841ad3b6
Dec 14 14:40:40.433 INFO running `"docker" "start" "-a" "70cf17ecf60791a42fd5e505112eb2d042866764fa3bb6e4694dbe3a841ad3b6"`
Dec 14 14:40:42.623 INFO [stderr] usermod: no changes
Dec 14 14:40:42.779 INFO [stderr]    Compiling assert_matches v1.3.0
Dec 14 14:40:42.800 INFO [stderr]    Compiling quickcheck v0.4.1
Dec 14 14:40:46.615 INFO [stderr]    Compiling vertree v0.2.2 (/source)
Dec 14 14:40:49.547 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:49.547 INFO [stderr]    --> src/tree.rs:268:14
Dec 14 14:40:49.547 INFO [stderr]     |
Dec 14 14:40:49.547 INFO [stderr] 268 |         let (mut queue, version, tree) = {
Dec 14 14:40:49.547 INFO [stderr]     |              ----^^^^^
Dec 14 14:40:49.547 INFO [stderr]     |              |
Dec 14 14:40:49.547 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:49.547 INFO [stderr]     |
Dec 14 14:40:49.547 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 14:40:49.547 INFO [stderr] 
Dec 14 14:40:49.547 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:49.547 INFO [stderr]    --> src/tree.rs:282:14
Dec 14 14:40:49.547 INFO [stderr]     |
Dec 14 14:40:49.547 INFO [stderr] 282 |         let (mut queue, version, tree) = {
Dec 14 14:40:49.547 INFO [stderr]     |              ----^^^^^
Dec 14 14:40:49.547 INFO [stderr]     |              |
Dec 14 14:40:49.547 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:49.547 INFO [stderr] 
Dec 14 14:40:49.547 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:49.547 INFO [stderr]    --> src/tree.rs:295:14
Dec 14 14:40:49.547 INFO [stderr]     |
Dec 14 14:40:49.547 INFO [stderr] 295 |         let (mut set, version, tree) = {
Dec 14 14:40:49.547 INFO [stderr]     |              ----^^^
Dec 14 14:40:49.547 INFO [stderr]     |              |
Dec 14 14:40:49.547 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:49.547 INFO [stderr] 
Dec 14 14:40:49.548 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:49.548 INFO [stderr]    --> src/tree.rs:308:14
Dec 14 14:40:49.548 INFO [stderr]     |
Dec 14 14:40:49.548 INFO [stderr] 308 |         let (mut set, version, tree) = {
Dec 14 14:40:49.548 INFO [stderr]     |              ----^^^
Dec 14 14:40:49.548 INFO [stderr]     |              |
Dec 14 14:40:49.548 INFO [stderr]     |              help: remove this `mut`
Dec 14 14:40:49.548 INFO [stderr] 
Dec 14 14:40:49.551 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:49.551 INFO [stderr]    --> src/tree.rs:322:13
Dec 14 14:40:49.551 INFO [stderr]     |
Dec 14 14:40:49.551 INFO [stderr] 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Dec 14 14:40:49.551 INFO [stderr]     |             ----^^^^^
Dec 14 14:40:49.551 INFO [stderr]     |             |
Dec 14 14:40:49.551 INFO [stderr]     |             help: remove this `mut`
Dec 14 14:40:49.551 INFO [stderr] 
Dec 14 14:40:49.551 INFO [stderr] warning: variable does not need to be mutable
Dec 14 14:40:49.551 INFO [stderr]    --> src/tree.rs:328:13
Dec 14 14:40:49.551 INFO [stderr]     |
Dec 14 14:40:49.551 INFO [stderr] 328 |         let mut queue = node.content.get_set_mut().unwrap();
Dec 14 14:40:49.551 INFO [stderr]     |             ----^^^^^
Dec 14 14:40:49.551 INFO [stderr]     |             |
Dec 14 14:40:49.551 INFO [stderr]     |             help: remove this `mut`
Dec 14 14:40:49.551 INFO [stderr] 
Dec 14 14:40:56.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.46s
Dec 14 14:40:56.123 INFO [stderr] su: No module specific data is present
Dec 14 14:40:57.260 INFO running `"docker" "inspect" "70cf17ecf60791a42fd5e505112eb2d042866764fa3bb6e4694dbe3a841ad3b6"`
Dec 14 14:40:57.587 INFO running `"docker" "rm" "-f" "70cf17ecf60791a42fd5e505112eb2d042866764fa3bb6e4694dbe3a841ad3b6"`
Dec 14 14:40:57.897 INFO [stdout] 70cf17ecf60791a42fd5e505112eb2d042866764fa3bb6e4694dbe3a841ad3b6
Dec 14 14:40:57.901 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 14:40:58.293 INFO [stdout] 296f2466ed6e2c72a0bdafd9ae787182d520a1678504106ab5e60b4588913dbe
Dec 14 14:40:58.295 INFO running `"docker" "start" "-a" "296f2466ed6e2c72a0bdafd9ae787182d520a1678504106ab5e60b4588913dbe"`
Dec 14 14:40:59.586 INFO [stderr] usermod: no changes
Dec 14 14:40:59.744 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 14 14:40:59.763 INFO [stderr]      Running /target/debug/deps/vertree-455102b9efcc29c8
Dec 14 14:40:59.763 INFO [stdout] 
Dec 14 14:40:59.763 INFO [stdout] running 9 tests
Dec 14 14:40:59.779 INFO [stdout] test iterators::tests::create_nodes_iter_check ... ok
Dec 14 14:40:59.779 INFO [stdout] test containers::queue::tests::trivial_q ... ok
Dec 14 14:40:59.779 INFO [stdout] test iterators::tests::cow_path_iter ... ok
Dec 14 14:40:59.779 INFO [stdout] test iterators::tests::path_iter ... ok
Dec 14 14:41:00.023 INFO [stdout] test iterators::tests::bad_path_iter ... ok
Dec 14 14:41:00.023 INFO [stdout] test tree::tests::create_and_delete_nodes ... ok
Dec 14 14:41:12.057 INFO [stdout] test snapshot::tests::prop_rountrip ... ok
Dec 14 14:41:13.571 INFO [stdout] test iterators::tests::prop_walk_existing_paths ... ok
Dec 14 14:41:14.846 INFO [stdout] test cas::tests::prop_multi_cas_equals_individual_ops ... ok
Dec 14 14:41:14.847 INFO [stdout] 
Dec 14 14:41:14.847 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 14:41:14.847 INFO [stdout] 
Dec 14 14:41:14.850 INFO [stderr]    Doc-tests vertree
Dec 14 14:41:16.719 INFO [stdout] 
Dec 14 14:41:16.719 INFO [stdout] running 4 tests
Dec 14 14:41:26.255 INFO [stdout] test src/containers/set.rs - containers::set::Set::difference (line 111) ... ok
Dec 14 14:41:26.283 INFO [stdout] test src/containers/set.rs - containers::set::Set::symmetric_difference (line 137) ... ok
Dec 14 14:41:26.328 INFO [stdout] test src/containers/set.rs - containers::set::Set::intersection (line 84) ... ok
Dec 14 14:41:26.541 INFO [stdout] test src/containers/set.rs - containers::set::Set::union (line 57) ... ok
Dec 14 14:41:26.541 INFO [stdout] 
Dec 14 14:41:26.541 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 14:41:26.541 INFO [stdout] 
Dec 14 14:41:26.564 INFO [stderr] su: No module specific data is present
Dec 14 14:41:27.336 INFO running `"docker" "inspect" "296f2466ed6e2c72a0bdafd9ae787182d520a1678504106ab5e60b4588913dbe"`
Dec 14 14:41:27.632 INFO running `"docker" "rm" "-f" "296f2466ed6e2c72a0bdafd9ae787182d520a1678504106ab5e60b4588913dbe"`
Dec 14 14:41:27.919 INFO [stdout] 296f2466ed6e2c72a0bdafd9ae787182d520a1678504106ab5e60b4588913dbe