Nov 16 09:30:04.374 INFO testing varzac/rust_collections against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 09:30:04.374 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 16 09:30:04.510 INFO [stdout] f9d2538b8a15c541e78922fb7d195b4282b26f1eb240592f4843465746f99682
Nov 16 09:30:04.512 INFO running `"docker" "start" "-a" "f9d2538b8a15c541e78922fb7d195b4282b26f1eb240592f4843465746f99682"`
Nov 16 09:30:04.918 INFO [stderr] usermod: no changes
Nov 16 09:30:04.945 INFO [stderr] warning: path `/source/src/linked_list.rs` was erroneously implicitly accepted for binary `linked_list`,
Nov 16 09:30:04.945 INFO [stderr] please set bin.path in Cargo.toml
Nov 16 09:30:04.946 INFO [stderr]    Compiling linked_list v0.0.1 (/source)
Nov 16 09:30:05.102 INFO [stderr] warning: method is never used: `delete_val`
Nov 16 09:30:05.103 INFO [stderr]   --> src/linked_list.rs:14:5
Nov 16 09:30:05.103 INFO [stderr]    |
Nov 16 09:30:05.103 INFO [stderr] 14 |     fn delete_val(&self, val: &T) -> Option<Rc<LinkedList<T>>> {
Nov 16 09:30:05.103 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:30:05.103 INFO [stderr]    |
Nov 16 09:30:05.103 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 09:30:05.103 INFO [stderr] 
Nov 16 09:30:05.103 INFO [stderr] warning: method is never used: `insert_val`
Nov 16 09:30:05.103 INFO [stderr]   --> src/linked_list.rs:38:5
Nov 16 09:30:05.103 INFO [stderr]    |
Nov 16 09:30:05.103 INFO [stderr] 38 |     fn insert_val(&self, val: T) -> LinkedList<T> {
Nov 16 09:30:05.103 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:30:05.103 INFO [stderr] 
Nov 16 09:30:05.103 INFO [stderr] warning: method is never used: `length`
Nov 16 09:30:05.103 INFO [stderr]   --> src/linked_list.rs:42:5
Nov 16 09:30:05.103 INFO [stderr]    |
Nov 16 09:30:05.103 INFO [stderr] 42 |     fn length(&self) -> i32 {
Nov 16 09:30:05.103 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:30:05.103 INFO [stderr] 
Nov 16 09:30:05.103 INFO [stderr] warning: method is never used: `find`
Nov 16 09:30:05.103 INFO [stderr]   --> src/linked_list.rs:66:5
Nov 16 09:30:05.103 INFO [stderr]    |
Nov 16 09:30:05.103 INFO [stderr] 66 |     fn find(&self, val: T) -> Option<i32> {
Nov 16 09:30:05.103 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:30:05.103 INFO [stderr] 
Nov 16 09:30:05.340 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Nov 16 09:30:05.341 INFO [stderr] su: No module specific data is present
Nov 16 09:30:05.576 INFO running `"docker" "inspect" "f9d2538b8a15c541e78922fb7d195b4282b26f1eb240592f4843465746f99682"`
Nov 16 09:30:05.687 INFO running `"docker" "rm" "-f" "f9d2538b8a15c541e78922fb7d195b4282b26f1eb240592f4843465746f99682"`
Nov 16 09:30:05.776 INFO [stdout] f9d2538b8a15c541e78922fb7d195b4282b26f1eb240592f4843465746f99682
Nov 16 09:30:05.778 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 16 09:30:05.994 INFO [stdout] e49a319649dc030d5ac0f9e7e073a49fff88ee59d6eb49fd02283919b76d5f9d
Nov 16 09:30:05.995 INFO running `"docker" "start" "-a" "e49a319649dc030d5ac0f9e7e073a49fff88ee59d6eb49fd02283919b76d5f9d"`
Nov 16 09:30:06.419 INFO [stderr] usermod: no changes
Nov 16 09:30:06.451 INFO [stderr] warning: path `/source/src/linked_list.rs` was erroneously implicitly accepted for binary `linked_list`,
Nov 16 09:30:06.451 INFO [stderr] please set bin.path in Cargo.toml
Nov 16 09:30:06.455 INFO [stderr]    Compiling linked_list v0.0.1 (/source)
Nov 16 09:30:07.175 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Nov 16 09:30:07.175 INFO [stderr] su: No module specific data is present
Nov 16 09:30:07.587 INFO running `"docker" "inspect" "e49a319649dc030d5ac0f9e7e073a49fff88ee59d6eb49fd02283919b76d5f9d"`
Nov 16 09:30:07.688 INFO running `"docker" "rm" "-f" "e49a319649dc030d5ac0f9e7e073a49fff88ee59d6eb49fd02283919b76d5f9d"`
Nov 16 09:30:07.789 INFO [stdout] e49a319649dc030d5ac0f9e7e073a49fff88ee59d6eb49fd02283919b76d5f9d
Nov 16 09:30:07.792 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 16 09:30:07.994 INFO [stdout] 83b852c9c54464e8720fe752c67e819c836d30e0f42639cc099bf0e50c528975
Nov 16 09:30:07.995 INFO running `"docker" "start" "-a" "83b852c9c54464e8720fe752c67e819c836d30e0f42639cc099bf0e50c528975"`
Nov 16 09:30:08.427 INFO [stderr] usermod: no changes
Nov 16 09:30:08.454 INFO [stderr] warning: path `/source/src/linked_list.rs` was erroneously implicitly accepted for binary `linked_list`,
Nov 16 09:30:08.454 INFO [stderr] please set bin.path in Cargo.toml
Nov 16 09:30:08.455 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 09:30:08.461 INFO [stderr]      Running /target/debug/deps/linked_list-70af9648a13ede45
Nov 16 09:30:08.473 INFO [stdout] 
Nov 16 09:30:08.473 INFO [stdout] running 11 tests
Nov 16 09:30:08.473 INFO [stdout] test test_get ... ok
Nov 16 09:30:08.473 INFO [stdout] test test_find_not_exists ... ok
Nov 16 09:30:08.473 INFO [stdout] test test_find_exists ... ok
Nov 16 09:30:08.473 INFO [stdout] test test_get_oob ... ok
Nov 16 09:30:08.473 INFO [stdout] test test_delete_only_element ... ok
Nov 16 09:30:08.473 INFO [stdout] test test_length ... ok
Nov 16 09:30:08.479 INFO [stdout] test test_clone ... ok
Nov 16 09:30:08.479 INFO [stdout] test test_delete_not_found ... ok
Nov 16 09:30:08.479 INFO [stdout] test test_delete_found ... ok
Nov 16 09:30:08.479 INFO [stdout] test test_eq ... ok
Nov 16 09:30:08.479 INFO [stdout] test test_insert_val ... ok
Nov 16 09:30:08.479 INFO [stdout] 
Nov 16 09:30:08.479 INFO [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 09:30:08.479 INFO [stdout] 
Nov 16 09:30:08.482 INFO [stderr] su: No module specific data is present
Nov 16 09:30:08.913 INFO running `"docker" "inspect" "83b852c9c54464e8720fe752c67e819c836d30e0f42639cc099bf0e50c528975"`
Nov 16 09:30:09.197 INFO running `"docker" "rm" "-f" "83b852c9c54464e8720fe752c67e819c836d30e0f42639cc099bf0e50c528975"`
Nov 16 09:30:09.452 INFO [stdout] 83b852c9c54464e8720fe752c67e819c836d30e0f42639cc099bf0e50c528975