Dec 06 10:19:38.422 INFO testing Razakhel/rs-ds against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 10:19:38.422 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 06 10:19:38.851 INFO [stdout] 6bf6ce85c367968f1b45e00085c76ebb6bdba7e8638b6fbc8bf6e576eaaca6c7
Dec 06 10:19:38.854 INFO running `"docker" "start" "-a" "6bf6ce85c367968f1b45e00085c76ebb6bdba7e8638b6fbc8bf6e576eaaca6c7"`
Dec 06 10:19:40.008 INFO [stderr] usermod: no changes
Dec 06 10:19:40.088 INFO [stderr]    Compiling rs-ds v0.1.0 (/source)
Dec 06 10:19:40.470 INFO [stderr] warning: struct is never constructed: `IntoIter`
Dec 06 10:19:40.470 INFO [stderr]   --> src/linked_list.rs:16:1
Dec 06 10:19:40.470 INFO [stderr]    |
Dec 06 10:19:40.470 INFO [stderr] 16 | pub struct IntoIter<T>(List<T>);
Dec 06 10:19:40.470 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:40.470 INFO [stderr]    |
Dec 06 10:19:40.472 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 10:19:40.472 INFO [stderr] 
Dec 06 10:19:40.472 INFO [stderr] warning: method is never used: `peek`
Dec 06 10:19:40.472 INFO [stderr]   --> src/linked_list.rs:38:3
Dec 06 10:19:40.472 INFO [stderr]    |
Dec 06 10:19:40.472 INFO [stderr] 38 |   pub fn peek(&self) -> Option<&T> {
Dec 06 10:19:40.472 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:40.472 INFO [stderr] 
Dec 06 10:19:40.472 INFO [stderr] warning: method is never used: `peek_mut`
Dec 06 10:19:40.472 INFO [stderr]   --> src/linked_list.rs:44:3
Dec 06 10:19:40.472 INFO [stderr]    |
Dec 06 10:19:40.472 INFO [stderr] 44 |   pub fn peek_mut(&mut self) -> Option<&mut T> {
Dec 06 10:19:40.472 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:40.472 INFO [stderr] 
Dec 06 10:19:40.472 INFO [stderr] warning: method is never used: `into_iter`
Dec 06 10:19:40.472 INFO [stderr]   --> src/linked_list.rs:50:3
Dec 06 10:19:40.472 INFO [stderr]    |
Dec 06 10:19:40.472 INFO [stderr] 50 |   pub fn into_iter(self) -> IntoIter<T> {
Dec 06 10:19:40.472 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:40.472 INFO [stderr] 
Dec 06 10:19:40.889 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 06 10:19:40.891 INFO [stderr] su: No module specific data is present
Dec 06 10:19:41.837 INFO running `"docker" "inspect" "6bf6ce85c367968f1b45e00085c76ebb6bdba7e8638b6fbc8bf6e576eaaca6c7"`
Dec 06 10:19:42.005 INFO running `"docker" "rm" "-f" "6bf6ce85c367968f1b45e00085c76ebb6bdba7e8638b6fbc8bf6e576eaaca6c7"`
Dec 06 10:19:42.133 INFO [stdout] 6bf6ce85c367968f1b45e00085c76ebb6bdba7e8638b6fbc8bf6e576eaaca6c7
Dec 06 10:19:42.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 06 10:19:42.552 INFO [stdout] ca02092403fa435d2b7479890d43605f4df734be6f02f4c2e48b981176774855
Dec 06 10:19:42.554 INFO running `"docker" "start" "-a" "ca02092403fa435d2b7479890d43605f4df734be6f02f4c2e48b981176774855"`
Dec 06 10:19:43.536 INFO [stderr] usermod: no changes
Dec 06 10:19:43.564 INFO [stderr]    Compiling rs-ds v0.1.0 (/source)
Dec 06 10:19:44.473 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 06 10:19:44.480 INFO [stderr] su: No module specific data is present
Dec 06 10:19:44.888 INFO running `"docker" "inspect" "ca02092403fa435d2b7479890d43605f4df734be6f02f4c2e48b981176774855"`
Dec 06 10:19:45.112 INFO running `"docker" "rm" "-f" "ca02092403fa435d2b7479890d43605f4df734be6f02f4c2e48b981176774855"`
Dec 06 10:19:45.252 INFO [stdout] ca02092403fa435d2b7479890d43605f4df734be6f02f4c2e48b981176774855
Dec 06 10:19:45.258 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 06 10:19:45.548 INFO [stdout] 25cc87a1719b754d26c36ebbd40e12627f23b7cec697ba1d33a3e17b093c881c
Dec 06 10:19:45.554 INFO running `"docker" "start" "-a" "25cc87a1719b754d26c36ebbd40e12627f23b7cec697ba1d33a3e17b093c881c"`
Dec 06 10:19:46.090 INFO [stderr] usermod: no changes
Dec 06 10:19:46.110 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
Dec 06 10:19:46.110 INFO [stderr]      Running /target/debug/deps/rs_ds-c65c9d188f0d9f6d
Dec 06 10:19:46.112 INFO [stdout] 
Dec 06 10:19:46.112 INFO [stdout] running 3 tests
Dec 06 10:19:46.112 INFO [stdout] test linked_list::test::peek ... ok
Dec 06 10:19:46.112 INFO [stdout] test linked_list::test::into_iter ... ok
Dec 06 10:19:46.112 INFO [stdout] test linked_list::test::push_pop ... ok
Dec 06 10:19:46.112 INFO [stdout] 
Dec 06 10:19:46.112 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:19:46.112 INFO [stdout] 
Dec 06 10:19:46.114 INFO [stderr] su: No module specific data is present
Dec 06 10:19:46.401 INFO running `"docker" "inspect" "25cc87a1719b754d26c36ebbd40e12627f23b7cec697ba1d33a3e17b093c881c"`
Dec 06 10:19:46.465 INFO running `"docker" "rm" "-f" "25cc87a1719b754d26c36ebbd40e12627f23b7cec697ba1d33a3e17b093c881c"`
Dec 06 10:19:46.558 INFO [stdout] 25cc87a1719b754d26c36ebbd40e12627f23b7cec697ba1d33a3e17b093c881c