Dec 07 21:57:33.917 INFO testing c_linked_list-1.1.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 21:57:33.917 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07 21:57:34.290 INFO [stdout] 9b6531fc35dd147283067a91133f029ff9b2fba09a10298586ef342fc85080be
Dec 07 21:57:34.294 INFO running `"docker" "start" "-a" "9b6531fc35dd147283067a91133f029ff9b2fba09a10298586ef342fc85080be"`
Dec 07 21:57:35.312 INFO [stderr] usermod: no changes
Dec 07 21:57:35.353 INFO [stderr]    Compiling c_linked_list v1.1.1 (/source)
Dec 07 21:57:35.962 INFO [stderr] warning: variable does not need to be mutable
Dec 07 21:57:35.962 INFO [stderr]    --> src/lib.rs:138:18
Dec 07 21:57:35.962 INFO [stderr]     |
Dec 07 21:57:35.962 INFO [stderr] 138 |     fn into_iter(mut self) -> CLinkedListMutIterMut<'a, T, N> {
Dec 07 21:57:35.962 INFO [stderr]     |                  ----^^^^
Dec 07 21:57:35.962 INFO [stderr]     |                  |
Dec 07 21:57:35.962 INFO [stderr]     |                  help: remove this `mut`
Dec 07 21:57:35.962 INFO [stderr]     |
Dec 07 21:57:35.962 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 21:57:35.962 INFO [stderr] 
Dec 07 21:57:35.985 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 07 21:57:35.993 INFO [stderr] su: No module specific data is present
Dec 07 21:57:36.282 INFO running `"docker" "inspect" "9b6531fc35dd147283067a91133f029ff9b2fba09a10298586ef342fc85080be"`
Dec 07 21:57:36.471 INFO running `"docker" "rm" "-f" "9b6531fc35dd147283067a91133f029ff9b2fba09a10298586ef342fc85080be"`
Dec 07 21:57:36.596 INFO [stdout] 9b6531fc35dd147283067a91133f029ff9b2fba09a10298586ef342fc85080be
Dec 07 21:57:36.597 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07 21:57:36.795 INFO [stdout] a34a5a629c495da6b3882ff9bc1518c1b1209e0a77cf01ccfe6cf826369d8f97
Dec 07 21:57:36.795 INFO running `"docker" "start" "-a" "a34a5a629c495da6b3882ff9bc1518c1b1209e0a77cf01ccfe6cf826369d8f97"`
Dec 07 21:57:37.228 INFO [stderr] usermod: no changes
Dec 07 21:57:37.260 INFO [stderr]    Compiling c_linked_list v1.1.1 (/source)
Dec 07 21:57:38.015 INFO [stderr] warning: variable does not need to be mutable
Dec 07 21:57:38.015 INFO [stderr]    --> src/lib.rs:138:18
Dec 07 21:57:38.015 INFO [stderr]     |
Dec 07 21:57:38.015 INFO [stderr] 138 |     fn into_iter(mut self) -> CLinkedListMutIterMut<'a, T, N> {
Dec 07 21:57:38.015 INFO [stderr]     |                  ----^^^^
Dec 07 21:57:38.015 INFO [stderr]     |                  |
Dec 07 21:57:38.015 INFO [stderr]     |                  help: remove this `mut`
Dec 07 21:57:38.015 INFO [stderr]     |
Dec 07 21:57:38.015 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 21:57:38.015 INFO [stderr] 
Dec 07 21:57:38.650 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 07 21:57:38.652 INFO [stderr] su: No module specific data is present
Dec 07 21:57:38.970 INFO running `"docker" "inspect" "a34a5a629c495da6b3882ff9bc1518c1b1209e0a77cf01ccfe6cf826369d8f97"`
Dec 07 21:57:39.068 INFO running `"docker" "rm" "-f" "a34a5a629c495da6b3882ff9bc1518c1b1209e0a77cf01ccfe6cf826369d8f97"`
Dec 07 21:57:39.150 INFO [stdout] a34a5a629c495da6b3882ff9bc1518c1b1209e0a77cf01ccfe6cf826369d8f97
Dec 07 21:57:39.154 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07 21:57:39.390 INFO [stdout] 56954fb9436e0c1320bc7f47f45193a843d3991d967fd5984e3ed76b5e6eaf75
Dec 07 21:57:39.392 INFO running `"docker" "start" "-a" "56954fb9436e0c1320bc7f47f45193a843d3991d967fd5984e3ed76b5e6eaf75"`
Dec 07 21:57:39.903 INFO [stderr] usermod: no changes
Dec 07 21:57:39.937 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 07 21:57:39.937 INFO [stderr]      Running /target/debug/deps/c_linked_list-8eebb839fe00d0e5
Dec 07 21:57:39.941 INFO [stdout] 
Dec 07 21:57:39.942 INFO [stdout] running 2 tests
Dec 07 21:57:39.942 INFO [stdout] test tests::test_const ... ok
Dec 07 21:57:39.942 INFO [stdout] test tests::test_mut ... ok
Dec 07 21:57:39.942 INFO [stdout] 
Dec 07 21:57:39.942 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 21:57:39.942 INFO [stdout] 
Dec 07 21:57:39.943 INFO [stderr]    Doc-tests c_linked_list
Dec 07 21:57:40.804 INFO [stdout] 
Dec 07 21:57:40.804 INFO [stdout] running 1 test
Dec 07 21:57:40.804 INFO [stdout] test src/lib.rs -  (line 15) ... ignored
Dec 07 21:57:40.804 INFO [stdout] 
Dec 07 21:57:40.804 INFO [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
Dec 07 21:57:40.804 INFO [stdout] 
Dec 07 21:57:40.812 INFO [stderr] su: No module specific data is present
Dec 07 21:57:41.083 INFO running `"docker" "inspect" "56954fb9436e0c1320bc7f47f45193a843d3991d967fd5984e3ed76b5e6eaf75"`
Dec 07 21:57:41.199 INFO running `"docker" "rm" "-f" "56954fb9436e0c1320bc7f47f45193a843d3991d967fd5984e3ed76b5e6eaf75"`
Dec 07 21:57:41.307 INFO [stdout] 56954fb9436e0c1320bc7f47f45193a843d3991d967fd5984e3ed76b5e6eaf75