Dec 13 06:34:46.132 INFO testing raiker/persistent-rope against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 06:34:46.132 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13 06:34:46.583 INFO [stdout] 2d96751b8ad9afbaa4f09540b23fb314bc11b94dea61edff0057c0221d5b8a27
Dec 13 06:34:46.585 INFO running `"docker" "start" "-a" "2d96751b8ad9afbaa4f09540b23fb314bc11b94dea61edff0057c0221d5b8a27"`
Dec 13 06:34:48.422 INFO [stderr] usermod: no changes
Dec 13 06:34:48.495 INFO [stderr]    Compiling persistent-rope v0.1.0 (/source)
Dec 13 06:34:48.979 INFO [stderr] warning: unused variable: `parent`
Dec 13 06:34:48.979 INFO [stderr]    --> src/main.rs:141:69
Dec 13 06:34:48.979 INFO [stderr]     |
Dec 13 06:34:48.979 INFO [stderr] 141 |     fn rec_insert(key: K, val: V, current: &Rc<Option<TreeNode<K,V>>>, parent: Option<&Rc<Option<TreeNode<K,V>>>>) -> InsertionResultRecursion<K,V>{
Dec 13 06:34:48.979 INFO [stderr]     |                                                                        ^^^^^^ help: consider using `_parent` instead
Dec 13 06:34:48.979 INFO [stderr]     |
Dec 13 06:34:48.979 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 06:34:48.979 INFO [stderr] 
Dec 13 06:34:48.995 INFO [stderr] warning: struct is never constructed: `RcSliceableString`
Dec 13 06:34:48.995 INFO [stderr]  --> src/rcstr.rs:3:1
Dec 13 06:34:48.995 INFO [stderr]   |
Dec 13 06:34:48.995 INFO [stderr] 3 | pub struct RcSliceableString {
Dec 13 06:34:48.995 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 06:34:48.995 INFO [stderr]   |
Dec 13 06:34:48.995 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 06:34:48.995 INFO [stderr] 
Dec 13 06:34:48.995 INFO [stderr] warning: method is never used: `new`
Dec 13 06:34:48.995 INFO [stderr]   --> src/rcstr.rs:10:2
Dec 13 06:34:48.995 INFO [stderr]    |
Dec 13 06:34:48.995 INFO [stderr] 10 |     pub fn new(s: String) -> RcSliceableString {
Dec 13 06:34:48.995 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 06:34:48.995 INFO [stderr] 
Dec 13 06:34:48.995 INFO [stderr] warning: method is never used: `slice`
Dec 13 06:34:48.995 INFO [stderr]   --> src/rcstr.rs:19:2
Dec 13 06:34:48.995 INFO [stderr]    |
Dec 13 06:34:48.995 INFO [stderr] 19 |     pub fn slice(&self, start: usize, len: usize) -> RcSliceableString {
Dec 13 06:34:48.995 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 06:34:48.995 INFO [stderr] 
Dec 13 06:34:48.995 INFO [stderr] warning: method is never used: `as_str`
Dec 13 06:34:48.995 INFO [stderr]   --> src/rcstr.rs:34:2
Dec 13 06:34:48.995 INFO [stderr]    |
Dec 13 06:34:48.995 INFO [stderr] 34 |     pub fn as_str(&self) -> &str {
Dec 13 06:34:48.995 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 06:34:48.995 INFO [stderr] 
Dec 13 06:34:49.543 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 13 06:34:49.551 INFO [stderr] su: No module specific data is present
Dec 13 06:34:50.465 INFO running `"docker" "inspect" "2d96751b8ad9afbaa4f09540b23fb314bc11b94dea61edff0057c0221d5b8a27"`
Dec 13 06:34:50.797 INFO running `"docker" "rm" "-f" "2d96751b8ad9afbaa4f09540b23fb314bc11b94dea61edff0057c0221d5b8a27"`
Dec 13 06:34:51.103 INFO [stdout] 2d96751b8ad9afbaa4f09540b23fb314bc11b94dea61edff0057c0221d5b8a27
Dec 13 06:34:51.105 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13 06:34:51.682 INFO [stdout] f4525e3c5b77b82196be17a6e6809426711ab5614ddb5fa8de01bb8370da55e8
Dec 13 06:34:51.684 INFO running `"docker" "start" "-a" "f4525e3c5b77b82196be17a6e6809426711ab5614ddb5fa8de01bb8370da55e8"`
Dec 13 06:34:53.750 INFO [stderr] usermod: no changes
Dec 13 06:34:53.819 INFO [stderr]    Compiling persistent-rope v0.1.0 (/source)
Dec 13 06:34:54.783 INFO [stderr] warning: unused variable: `parent`
Dec 13 06:34:54.783 INFO [stderr]    --> src/main.rs:141:69
Dec 13 06:34:54.783 INFO [stderr]     |
Dec 13 06:34:54.783 INFO [stderr] 141 |     fn rec_insert(key: K, val: V, current: &Rc<Option<TreeNode<K,V>>>, parent: Option<&Rc<Option<TreeNode<K,V>>>>) -> InsertionResultRecursion<K,V>{
Dec 13 06:34:54.783 INFO [stderr]     |                                                                        ^^^^^^ help: consider using `_parent` instead
Dec 13 06:34:54.783 INFO [stderr]     |
Dec 13 06:34:54.783 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 06:34:54.783 INFO [stderr] 
Dec 13 06:34:56.207 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
Dec 13 06:34:56.207 INFO [stderr] su: No module specific data is present
Dec 13 06:34:56.915 INFO running `"docker" "inspect" "f4525e3c5b77b82196be17a6e6809426711ab5614ddb5fa8de01bb8370da55e8"`
Dec 13 06:34:57.237 INFO running `"docker" "rm" "-f" "f4525e3c5b77b82196be17a6e6809426711ab5614ddb5fa8de01bb8370da55e8"`
Dec 13 06:34:57.579 INFO [stdout] f4525e3c5b77b82196be17a6e6809426711ab5614ddb5fa8de01bb8370da55e8
Dec 13 06:34:57.587 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13 06:34:58.167 INFO [stdout] b172933a9344859265594dbcdb533932074708ff0bb5b61a438dd7b8df608617
Dec 13 06:34:58.168 INFO running `"docker" "start" "-a" "b172933a9344859265594dbcdb533932074708ff0bb5b61a438dd7b8df608617"`
Dec 13 06:34:59.499 INFO [stderr] usermod: no changes
Dec 13 06:34:59.538 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 06:34:59.538 INFO [stderr]      Running /target/debug/deps/persistent_rope-0bf67771ed1fbf55
Dec 13 06:34:59.538 INFO [stdout] 
Dec 13 06:34:59.538 INFO [stdout] running 13 tests
Dec 13 06:34:59.539 INFO [stdout] test rcstr::test::test_rc_sliceable_string ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case2_right ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case3_left_a ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case2_left ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case3_right_b ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case3_right_a ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case5_left ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_insert_case4_right ... ok
Dec 13 06:34:59.539 INFO [stdout] test tests::test_find ... ok
Dec 13 06:34:59.540 INFO [stdout] test tests::test_insert_case4_left ... ok
Dec 13 06:34:59.540 INFO [stdout] test tests::test_insert_case3_left_b ... ok
Dec 13 06:34:59.540 INFO [stdout] test tests::test_insert_case1 ... ok
Dec 13 06:34:59.540 INFO [stdout] test tests::test_insert_case5_right ... ok
Dec 13 06:34:59.540 INFO [stdout] 
Dec 13 06:34:59.541 INFO [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 06:34:59.541 INFO [stdout] 
Dec 13 06:34:59.542 INFO [stderr] su: No module specific data is present
Dec 13 06:35:00.555 INFO running `"docker" "inspect" "b172933a9344859265594dbcdb533932074708ff0bb5b61a438dd7b8df608617"`
Dec 13 06:35:00.853 INFO running `"docker" "rm" "-f" "b172933a9344859265594dbcdb533932074708ff0bb5b61a438dd7b8df608617"`
Dec 13 06:35:01.207 INFO [stdout] b172933a9344859265594dbcdb533932074708ff0bb5b61a438dd7b8df608617