Dec 05 10:36:51.165 INFO testing raiker/persistent-rope against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 10:36:51.165 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 05 10:36:51.596 INFO [stdout] 8f1fb7e4ba9f0f53a1f8a280b89a149c5109fbd81002f17909340855eee4f172
Dec 05 10:36:51.604 INFO running `"docker" "start" "-a" "8f1fb7e4ba9f0f53a1f8a280b89a149c5109fbd81002f17909340855eee4f172"`
Dec 05 10:36:53.004 INFO [stderr] usermod: no changes
Dec 05 10:36:53.137 INFO [stderr]    Compiling persistent-rope v0.1.0 (/source)
Dec 05 10:36:53.568 INFO [stderr] warning: unused variable: `parent`
Dec 05 10:36:53.568 INFO [stderr]    --> src/main.rs:141:69
Dec 05 10:36:53.568 INFO [stderr]     |
Dec 05 10:36:53.568 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 05 10:36:53.568 INFO [stderr]     |                                                                        ^^^^^^ help: consider using `_parent` instead
Dec 05 10:36:53.568 INFO [stderr]     |
Dec 05 10:36:53.568 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 10:36:53.568 INFO [stderr] 
Dec 05 10:36:53.592 INFO [stderr] warning: struct is never constructed: `RcSliceableString`
Dec 05 10:36:53.592 INFO [stderr]  --> src/rcstr.rs:3:1
Dec 05 10:36:53.592 INFO [stderr]   |
Dec 05 10:36:53.592 INFO [stderr] 3 | pub struct RcSliceableString {
Dec 05 10:36:53.592 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:36:53.592 INFO [stderr]   |
Dec 05 10:36:53.592 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 10:36:53.592 INFO [stderr] 
Dec 05 10:36:53.592 INFO [stderr] warning: method is never used: `new`
Dec 05 10:36:53.592 INFO [stderr]   --> src/rcstr.rs:10:2
Dec 05 10:36:53.592 INFO [stderr]    |
Dec 05 10:36:53.592 INFO [stderr] 10 |     pub fn new(s: String) -> RcSliceableString {
Dec 05 10:36:53.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:36:53.592 INFO [stderr] 
Dec 05 10:36:53.592 INFO [stderr] warning: method is never used: `slice`
Dec 05 10:36:53.592 INFO [stderr]   --> src/rcstr.rs:19:2
Dec 05 10:36:53.592 INFO [stderr]    |
Dec 05 10:36:53.592 INFO [stderr] 19 |     pub fn slice(&self, start: usize, len: usize) -> RcSliceableString {
Dec 05 10:36:53.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:36:53.592 INFO [stderr] 
Dec 05 10:36:53.592 INFO [stderr] warning: method is never used: `as_str`
Dec 05 10:36:53.592 INFO [stderr]   --> src/rcstr.rs:34:2
Dec 05 10:36:53.592 INFO [stderr]    |
Dec 05 10:36:53.592 INFO [stderr] 34 |     pub fn as_str(&self) -> &str {
Dec 05 10:36:53.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:36:53.592 INFO [stderr] 
Dec 05 10:36:54.085 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 05 10:36:54.091 INFO [stderr] su: No module specific data is present
Dec 05 10:36:55.019 INFO running `"docker" "inspect" "8f1fb7e4ba9f0f53a1f8a280b89a149c5109fbd81002f17909340855eee4f172"`
Dec 05 10:36:55.332 INFO running `"docker" "rm" "-f" "8f1fb7e4ba9f0f53a1f8a280b89a149c5109fbd81002f17909340855eee4f172"`
Dec 05 10:36:55.636 INFO [stdout] 8f1fb7e4ba9f0f53a1f8a280b89a149c5109fbd81002f17909340855eee4f172
Dec 05 10:36:55.644 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 05 10:36:56.192 INFO [stdout] 4967d744e10c05865d6d68ab57e9d7cc6be51d38043748f4d353ba23c255fb1e
Dec 05 10:36:56.200 INFO running `"docker" "start" "-a" "4967d744e10c05865d6d68ab57e9d7cc6be51d38043748f4d353ba23c255fb1e"`
Dec 05 10:36:57.489 INFO [stderr] usermod: no changes
Dec 05 10:36:57.566 INFO [stderr]    Compiling persistent-rope v0.1.0 (/source)
Dec 05 10:36:58.348 INFO [stderr] warning: unused variable: `parent`
Dec 05 10:36:58.348 INFO [stderr]    --> src/main.rs:141:69
Dec 05 10:36:58.348 INFO [stderr]     |
Dec 05 10:36:58.348 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 05 10:36:58.348 INFO [stderr]     |                                                                        ^^^^^^ help: consider using `_parent` instead
Dec 05 10:36:58.348 INFO [stderr]     |
Dec 05 10:36:58.348 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 10:36:58.348 INFO [stderr] 
Dec 05 10:36:59.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Dec 05 10:36:59.511 INFO [stderr] su: No module specific data is present
Dec 05 10:37:00.152 INFO running `"docker" "inspect" "4967d744e10c05865d6d68ab57e9d7cc6be51d38043748f4d353ba23c255fb1e"`
Dec 05 10:37:00.406 INFO running `"docker" "rm" "-f" "4967d744e10c05865d6d68ab57e9d7cc6be51d38043748f4d353ba23c255fb1e"`
Dec 05 10:37:00.784 INFO [stdout] 4967d744e10c05865d6d68ab57e9d7cc6be51d38043748f4d353ba23c255fb1e
Dec 05 10:37:00.786 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 05 10:37:01.204 INFO [stdout] f739ff3b7a0330e82ccfead2a04946562dc6fa2fd1d33b4766a183e3d188549d
Dec 05 10:37:01.206 INFO running `"docker" "start" "-a" "f739ff3b7a0330e82ccfead2a04946562dc6fa2fd1d33b4766a183e3d188549d"`
Dec 05 10:37:02.691 INFO [stderr] usermod: no changes
Dec 05 10:37:02.796 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 05 10:37:02.796 INFO [stderr]      Running /target/debug/deps/persistent_rope-4ac489db41ca6698
Dec 05 10:37:02.806 INFO [stdout] 
Dec 05 10:37:02.806 INFO [stdout] running 13 tests
Dec 05 10:37:02.820 INFO [stdout] test tests::test_find ... ok
Dec 05 10:37:02.820 INFO [stdout] test rcstr::test::test_rc_sliceable_string ... ok
Dec 05 10:37:02.820 INFO [stdout] test tests::test_insert_case1 ... ok
Dec 05 10:37:02.820 INFO [stdout] test tests::test_insert_case3_left_b ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case3_left_a ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case2_left ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case2_right ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case4_left ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case4_right ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case3_right_a ... ok
Dec 05 10:37:02.828 INFO [stdout] test tests::test_insert_case3_right_b ... ok
Dec 05 10:37:02.836 INFO [stdout] test tests::test_insert_case5_left ... ok
Dec 05 10:37:02.836 INFO [stderr] su: No module specific data is present
Dec 05 10:37:02.836 INFO [stdout] test tests::test_insert_case5_right ... ok
Dec 05 10:37:02.836 INFO [stdout] 
Dec 05 10:37:02.837 INFO [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 10:37:02.837 INFO [stdout] 
Dec 05 10:37:03.817 INFO running `"docker" "inspect" "f739ff3b7a0330e82ccfead2a04946562dc6fa2fd1d33b4766a183e3d188549d"`
Dec 05 10:37:04.062 INFO running `"docker" "rm" "-f" "f739ff3b7a0330e82ccfead2a04946562dc6fa2fd1d33b4766a183e3d188549d"`
Dec 05 10:37:04.288 INFO [stdout] f739ff3b7a0330e82ccfead2a04946562dc6fa2fd1d33b4766a183e3d188549d