Dec 06 10:19:26.234 INFO testing Razakhel/rs-ds against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 10:19:26.234 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 10:19:26.662 INFO [stdout] 53f3d9de9f34fa6313c86d360291f0b6a45612187564dbfdb5418485f62f2ea4
Dec 06 10:19:26.664 INFO running `"docker" "start" "-a" "53f3d9de9f34fa6313c86d360291f0b6a45612187564dbfdb5418485f62f2ea4"`
Dec 06 10:19:28.323 INFO [stderr] usermod: no changes
Dec 06 10:19:28.409 INFO [stderr]    Compiling rs-ds v0.1.0 (/source)
Dec 06 10:19:28.808 INFO [stderr] warning: struct is never constructed: `IntoIter`
Dec 06 10:19:28.808 INFO [stderr]   --> src/linked_list.rs:16:1
Dec 06 10:19:28.808 INFO [stderr]    |
Dec 06 10:19:28.808 INFO [stderr] 16 | pub struct IntoIter<T>(List<T>);
Dec 06 10:19:28.808 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:28.808 INFO [stderr]    |
Dec 06 10:19:28.808 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 10:19:28.808 INFO [stderr] 
Dec 06 10:19:28.809 INFO [stderr] warning: method is never used: `peek`
Dec 06 10:19:28.809 INFO [stderr]   --> src/linked_list.rs:38:3
Dec 06 10:19:28.809 INFO [stderr]    |
Dec 06 10:19:28.809 INFO [stderr] 38 |   pub fn peek(&self) -> Option<&T> {
Dec 06 10:19:28.809 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:28.809 INFO [stderr] 
Dec 06 10:19:28.809 INFO [stderr] warning: method is never used: `peek_mut`
Dec 06 10:19:28.809 INFO [stderr]   --> src/linked_list.rs:44:3
Dec 06 10:19:28.809 INFO [stderr]    |
Dec 06 10:19:28.809 INFO [stderr] 44 |   pub fn peek_mut(&mut self) -> Option<&mut T> {
Dec 06 10:19:28.809 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:28.809 INFO [stderr] 
Dec 06 10:19:28.809 INFO [stderr] warning: method is never used: `into_iter`
Dec 06 10:19:28.809 INFO [stderr]   --> src/linked_list.rs:50:3
Dec 06 10:19:28.809 INFO [stderr]    |
Dec 06 10:19:28.809 INFO [stderr] 50 |   pub fn into_iter(self) -> IntoIter<T> {
Dec 06 10:19:28.809 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:19:28.809 INFO [stderr] 
Dec 06 10:19:29.257 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 06 10:19:29.259 INFO [stderr] su: No module specific data is present
Dec 06 10:19:30.442 INFO running `"docker" "inspect" "53f3d9de9f34fa6313c86d360291f0b6a45612187564dbfdb5418485f62f2ea4"`
Dec 06 10:19:30.786 INFO running `"docker" "rm" "-f" "53f3d9de9f34fa6313c86d360291f0b6a45612187564dbfdb5418485f62f2ea4"`
Dec 06 10:19:31.092 INFO [stdout] 53f3d9de9f34fa6313c86d360291f0b6a45612187564dbfdb5418485f62f2ea4
Dec 06 10:19:31.096 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 10:19:31.543 INFO [stdout] 10660ae5fe7fa7effe3581c9aec6be2551ded97df80236ea62d28a50ce4ba11d
Dec 06 10:19:31.545 INFO running `"docker" "start" "-a" "10660ae5fe7fa7effe3581c9aec6be2551ded97df80236ea62d28a50ce4ba11d"`
Dec 06 10:19:34.008 INFO [stderr] usermod: no changes
Dec 06 10:19:34.068 INFO [stderr]    Compiling rs-ds v0.1.0 (/source)
Dec 06 10:19:35.207 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 06 10:19:35.214 INFO [stderr] su: No module specific data is present
Dec 06 10:19:36.478 INFO running `"docker" "inspect" "10660ae5fe7fa7effe3581c9aec6be2551ded97df80236ea62d28a50ce4ba11d"`
Dec 06 10:19:36.808 INFO running `"docker" "rm" "-f" "10660ae5fe7fa7effe3581c9aec6be2551ded97df80236ea62d28a50ce4ba11d"`
Dec 06 10:19:37.075 INFO [stdout] 10660ae5fe7fa7effe3581c9aec6be2551ded97df80236ea62d28a50ce4ba11d
Dec 06 10:19:37.077 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 10:19:37.354 INFO [stdout] 8d6923db55cb8db8ae2d8cedbd6aaabf537e1b36a7b9667bc7003436d9c4daff
Dec 06 10:19:37.356 INFO running `"docker" "start" "-a" "8d6923db55cb8db8ae2d8cedbd6aaabf537e1b36a7b9667bc7003436d9c4daff"`
Dec 06 10:19:37.752 INFO [stderr] usermod: no changes
Dec 06 10:19:37.773 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 10:19:37.774 INFO [stderr]      Running /target/debug/deps/rs_ds-c4cefcf13944e7e7
Dec 06 10:19:37.779 INFO [stdout] 
Dec 06 10:19:37.779 INFO [stdout] running 3 tests
Dec 06 10:19:37.779 INFO [stdout] test linked_list::test::push_pop ... ok
Dec 06 10:19:37.780 INFO [stdout] test linked_list::test::peek ... ok
Dec 06 10:19:37.780 INFO [stdout] test linked_list::test::into_iter ... ok
Dec 06 10:19:37.780 INFO [stdout] 
Dec 06 10:19:37.780 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:19:37.780 INFO [stdout] 
Dec 06 10:19:37.781 INFO [stderr] su: No module specific data is present
Dec 06 10:19:38.037 INFO running `"docker" "inspect" "8d6923db55cb8db8ae2d8cedbd6aaabf537e1b36a7b9667bc7003436d9c4daff"`
Dec 06 10:19:38.162 INFO running `"docker" "rm" "-f" "8d6923db55cb8db8ae2d8cedbd6aaabf537e1b36a7b9667bc7003436d9c4daff"`
Dec 06 10:19:38.344 INFO [stdout] 8d6923db55cb8db8ae2d8cedbd6aaabf537e1b36a7b9667bc7003436d9c4daff