Dec 15 18:33:25.504 INFO testing collection-0.1.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 18:33:25.505 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 18:33:25.964 INFO [stdout] 7364eef9daa08c243dbcea5c626e2d79d64568c6cb8c366e68f72faa1a1d6010
Dec 15 18:33:25.972 INFO running `"docker" "start" "-a" "7364eef9daa08c243dbcea5c626e2d79d64568c6cb8c366e68f72faa1a1d6010"`
Dec 15 18:33:26.991 INFO [stderr] usermod: no changes
Dec 15 18:33:27.061 INFO [stderr]    Compiling trait-group v0.1.0
Dec 15 18:33:27.637 INFO [stderr]    Compiling collection v0.1.1 (/source)
Dec 15 18:33:28.278 INFO [stderr] warning: unused macro definition
Dec 15 18:33:28.278 INFO [stderr]    --> src/collection/mod.rs:271:1
Dec 15 18:33:28.278 INFO [stderr]     |
Dec 15 18:33:28.278 INFO [stderr] 271 | / macro_rules! collection {
Dec 15 18:33:28.278 INFO [stderr] 272 | |     ($collection:ident<$t:ident>
Dec 15 18:33:28.278 INFO [stderr] 273 | |      {
Dec 15 18:33:28.278 INFO [stderr] 274 | |          $( $slot:ident: $submeta:ident<$subtype:ty>, )*
Dec 15 18:33:28.278 INFO [stderr] ...   |
Dec 15 18:33:28.278 INFO [stderr] 327 | |     )
Dec 15 18:33:28.278 INFO [stderr] 328 | | }
Dec 15 18:33:28.278 INFO [stderr]     | |_^
Dec 15 18:33:28.278 INFO [stderr]     |
Dec 15 18:33:28.278 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 15 18:33:28.278 INFO [stderr] 
Dec 15 18:33:29.038 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
Dec 15 18:33:29.043 INFO [stderr] su: No module specific data is present
Dec 15 18:33:29.462 INFO running `"docker" "inspect" "7364eef9daa08c243dbcea5c626e2d79d64568c6cb8c366e68f72faa1a1d6010"`
Dec 15 18:33:29.775 INFO running `"docker" "rm" "-f" "7364eef9daa08c243dbcea5c626e2d79d64568c6cb8c366e68f72faa1a1d6010"`
Dec 15 18:33:29.976 INFO [stdout] 7364eef9daa08c243dbcea5c626e2d79d64568c6cb8c366e68f72faa1a1d6010
Dec 15 18:33:29.978 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 18:33:30.320 INFO [stdout] 4fd67ade70e17b9b0822fa244631d151631ff0a5ba2f5c0e365a230154eeb651
Dec 15 18:33:30.321 INFO running `"docker" "start" "-a" "4fd67ade70e17b9b0822fa244631d151631ff0a5ba2f5c0e365a230154eeb651"`
Dec 15 18:33:30.881 INFO [stderr] usermod: no changes
Dec 15 18:33:30.919 INFO [stderr]    Compiling collection v0.1.1 (/source)
Dec 15 18:33:36.452 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.55s
Dec 15 18:33:36.454 INFO [stderr] su: No module specific data is present
Dec 15 18:33:36.731 INFO running `"docker" "inspect" "4fd67ade70e17b9b0822fa244631d151631ff0a5ba2f5c0e365a230154eeb651"`
Dec 15 18:33:36.810 INFO running `"docker" "rm" "-f" "4fd67ade70e17b9b0822fa244631d151631ff0a5ba2f5c0e365a230154eeb651"`
Dec 15 18:33:36.914 INFO [stdout] 4fd67ade70e17b9b0822fa244631d151631ff0a5ba2f5c0e365a230154eeb651
Dec 15 18:33:36.917 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 18:33:37.138 INFO [stdout] 754355e7d81ff4558bef386b58202e3659a5599330866be64a4cefbe1b78daf7
Dec 15 18:33:37.145 INFO running `"docker" "start" "-a" "754355e7d81ff4558bef386b58202e3659a5599330866be64a4cefbe1b78daf7"`
Dec 15 18:33:37.843 INFO [stderr] usermod: no changes
Dec 15 18:33:37.915 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 15 18:33:37.931 INFO [stderr]      Running /target/debug/deps/collection-4c3665e6f1c81e92
Dec 15 18:33:37.938 INFO [stdout] 
Dec 15 18:33:37.938 INFO [stdout] running 27 tests
Dec 15 18:33:37.938 INFO [stdout] test ops::map::tests::insert ... ok
Dec 15 18:33:37.938 INFO [stdout] test ops::map::tests::clone ... ok
Dec 15 18:33:37.938 INFO [stdout] test ops::map::tests::merge ... ok
Dec 15 18:33:37.938 INFO [stdout] test ops::set::tests::partial_equal ... ok
Dec 15 18:33:37.938 INFO [stdout] test ops::set::tests::insert_one ... ok
Dec 15 18:33:37.954 INFO [stdout] test ops::map::tests::overwrite ... ok
Dec 15 18:33:45.972 INFO [stdout] test ops::set::tests::member ... ok
Dec 15 18:33:50.819 INFO [stdout] test ops::set::tests::set_clone_noninterleaving ... ok
Dec 15 18:33:54.819 INFO [stdout] test ops::set::tests::set_insert ... ok
Dec 15 18:33:55.399 INFO [stdout] test ops::vector::tests::concat_comprehensive ... ok
Dec 15 18:33:59.818 INFO [stdout] test ops::set::tests::set_clone_interleaving ... ok
Dec 15 18:34:00.347 INFO [stdout] test ops::vector::tests::concat ... ok
Dec 15 18:34:00.789 INFO [stdout] test ops::vector::tests::insert_panic ... ok
Dec 15 18:34:05.368 INFO [stdout] test ops::vector::tests::indexing ... ok
Dec 15 18:34:05.369 INFO [stdout] test ops::vector::tests::partial_equal ... ok
Dec 15 18:34:05.377 INFO [stdout] test ops::vector::tests::partial_equal_ordering ... ok
Dec 15 18:34:05.555 INFO [stdout] test ops::set::tests::set_remove ... ok
Dec 15 18:34:12.179 INFO [stdout] test ops::set::tests::union_overlapping ... ok
Dec 15 18:34:13.543 INFO [stdout] test ops::map::tests::partial_eq ... ok
Dec 15 18:34:17.295 INFO [stdout] test ops::set::tests::union ... ok
Dec 15 18:34:20.447 INFO [stdout] test ops::vector::tests::insert ... ok
Dec 15 18:34:21.584 INFO [stdout] test ops::set::tests::set_equal ... ok
Dec 15 18:34:25.579 INFO [stdout] test ops::vector::tests::splice_middle ... ok
Dec 15 18:34:26.066 INFO [stdout] test ops::vector::tests::remove_from_back ... ok
Dec 15 18:34:28.155 INFO [stdout] test ops::vector::tests::remove ... ok
Dec 15 18:34:29.295 INFO [stdout] test ops::vector::tests::mutate ... ok
Dec 15 18:34:37.359 INFO [stdout] test ops::vector::tests::split ... ok
Dec 15 18:34:37.359 INFO [stdout] 
Dec 15 18:34:37.359 INFO [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 18:34:37.359 INFO [stdout] 
Dec 15 18:34:37.363 INFO [stderr]    Doc-tests collection
Dec 15 18:34:38.807 INFO [stdout] 
Dec 15 18:34:38.807 INFO [stdout] running 0 tests
Dec 15 18:34:38.807 INFO [stdout] 
Dec 15 18:34:38.807 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 18:34:38.807 INFO [stdout] 
Dec 15 18:34:38.816 INFO [stderr] su: No module specific data is present
Dec 15 18:34:39.673 INFO running `"docker" "inspect" "754355e7d81ff4558bef386b58202e3659a5599330866be64a4cefbe1b78daf7"`
Dec 15 18:34:40.019 INFO running `"docker" "rm" "-f" "754355e7d81ff4558bef386b58202e3659a5599330866be64a4cefbe1b78daf7"`
Dec 15 18:34:40.267 INFO [stdout] 754355e7d81ff4558bef386b58202e3659a5599330866be64a4cefbe1b78daf7