Dec 15 05:50:58.568 INFO testing linked-tail-list-0.0.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 05:50:58.568 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:50:58.911 INFO [stdout] 5afef9cc8868e0e69a058b14c4669950f68d0dc9acce5e253b7466b22347892c
Dec 15 05:50:58.916 INFO running `"docker" "start" "-a" "5afef9cc8868e0e69a058b14c4669950f68d0dc9acce5e253b7466b22347892c"`
Dec 15 05:50:59.500 INFO [stderr] usermod: no changes
Dec 15 05:50:59.531 INFO [stderr]    Compiling linked-tail-list v0.0.1 (/source)
Dec 15 05:51:00.044 INFO [stderr] warning: unnecessary `unsafe` block
Dec 15 05:51:00.044 INFO [stderr]    --> src/lib.rs:358:5
Dec 15 05:51:00.044 INFO [stderr]     |
Dec 15 05:51:00.044 INFO [stderr] 358 |     unsafe {
Dec 15 05:51:00.044 INFO [stderr]     |     ^^^^^^ unnecessary `unsafe` block
Dec 15 05:51:00.044 INFO [stderr]     |
Dec 15 05:51:00.044 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 15 05:51:00.044 INFO [stderr] 
Dec 15 05:51:00.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 15 05:51:00.080 INFO [stderr] su: No module specific data is present
Dec 15 05:51:00.448 INFO running `"docker" "inspect" "5afef9cc8868e0e69a058b14c4669950f68d0dc9acce5e253b7466b22347892c"`
Dec 15 05:51:00.534 INFO running `"docker" "rm" "-f" "5afef9cc8868e0e69a058b14c4669950f68d0dc9acce5e253b7466b22347892c"`
Dec 15 05:51:00.622 INFO [stdout] 5afef9cc8868e0e69a058b14c4669950f68d0dc9acce5e253b7466b22347892c
Dec 15 05:51:00.624 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:51:00.826 INFO [stdout] 30326239c7c981ca7c3464ee5e3b37873a6494bfdd84052fe60efaca17cdbeda
Dec 15 05:51:00.828 INFO running `"docker" "start" "-a" "30326239c7c981ca7c3464ee5e3b37873a6494bfdd84052fe60efaca17cdbeda"`
Dec 15 05:51:01.562 INFO [stderr] usermod: no changes
Dec 15 05:51:01.631 INFO [stderr]    Compiling linked-tail-list v0.0.1 (/source)
Dec 15 05:51:02.587 INFO [stderr] warning: unnecessary `unsafe` block
Dec 15 05:51:02.587 INFO [stderr]    --> src/lib.rs:358:5
Dec 15 05:51:02.587 INFO [stderr]     |
Dec 15 05:51:02.587 INFO [stderr] 358 |     unsafe {
Dec 15 05:51:02.587 INFO [stderr]     |     ^^^^^^ unnecessary `unsafe` block
Dec 15 05:51:02.587 INFO [stderr]     |
Dec 15 05:51:02.587 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 15 05:51:02.587 INFO [stderr] 
Dec 15 05:51:03.428 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 15 05:51:03.434 INFO [stderr] su: No module specific data is present
Dec 15 05:51:03.979 INFO running `"docker" "inspect" "30326239c7c981ca7c3464ee5e3b37873a6494bfdd84052fe60efaca17cdbeda"`
Dec 15 05:51:04.208 INFO running `"docker" "rm" "-f" "30326239c7c981ca7c3464ee5e3b37873a6494bfdd84052fe60efaca17cdbeda"`
Dec 15 05:51:04.530 INFO [stdout] 30326239c7c981ca7c3464ee5e3b37873a6494bfdd84052fe60efaca17cdbeda
Dec 15 05:51:04.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:51:04.952 INFO [stdout] 511ed88bc4b71983a9bea9741e08fa0bae4b16b59785b8bfe4abb66463e1f90f
Dec 15 05:51:04.955 INFO running `"docker" "start" "-a" "511ed88bc4b71983a9bea9741e08fa0bae4b16b59785b8bfe4abb66463e1f90f"`
Dec 15 05:51:05.590 INFO [stderr] usermod: no changes
Dec 15 05:51:05.623 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 15 05:51:05.623 INFO [stdout] 
Dec 15 05:51:05.623 INFO [stderr]      Running /target/debug/deps/linked_tail_list-c6b462cb49b14e1a
Dec 15 05:51:05.623 INFO [stdout] running 10 tests
Dec 15 05:51:05.627 INFO [stdout] test tests::it_swaps_places ... ok
Dec 15 05:51:05.735 INFO [stdout] test tests::remove_all_iter ... ok
Dec 15 05:51:05.753 INFO [stdout] test tests::remove_tail ... ok
Dec 15 05:51:05.760 INFO [stdout] test tests::remove_mark_alternate ... ok
Dec 15 05:51:05.778 INFO [stdout] test tests::iter_insert ... ok
Dec 15 05:51:05.799 INFO [stdout] test tests::mark_all ... ok
Dec 15 05:51:05.914 INFO [stdout] test tests::fill_and_drop ... ok
Dec 15 05:51:06.083 INFO [stdout] test tests::fill_and_iter ... ok
Dec 15 05:51:09.815 INFO [stdout] test tests::iter_tail ... ok
Dec 15 05:51:10.342 INFO [stdout] test tests::iter_into_tail ... ok
Dec 15 05:51:10.342 INFO [stdout] 
Dec 15 05:51:10.342 INFO [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:51:10.342 INFO [stdout] 
Dec 15 05:51:10.342 INFO [stderr]    Doc-tests linked-tail-list
Dec 15 05:51:11.402 INFO [stdout] 
Dec 15 05:51:11.402 INFO [stdout] running 0 tests
Dec 15 05:51:11.402 INFO [stdout] 
Dec 15 05:51:11.402 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:51:11.402 INFO [stdout] 
Dec 15 05:51:11.409 INFO [stderr] su: No module specific data is present
Dec 15 05:51:12.301 INFO running `"docker" "inspect" "511ed88bc4b71983a9bea9741e08fa0bae4b16b59785b8bfe4abb66463e1f90f"`
Dec 15 05:51:12.635 INFO running `"docker" "rm" "-f" "511ed88bc4b71983a9bea9741e08fa0bae4b16b59785b8bfe4abb66463e1f90f"`
Dec 15 05:51:12.911 INFO [stdout] 511ed88bc4b71983a9bea9741e08fa0bae4b16b59785b8bfe4abb66463e1f90f