Dec 07 23:11:35.760 INFO testing backtracking_iterator-0.3.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 23:11:35.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 23:11:36.311 INFO [stdout] d92c16e0aef8c24c7b40224daeb1eb6a0ffb381c69aec6056336bdf47d23b6da
Dec 07 23:11:36.316 INFO running `"docker" "start" "-a" "d92c16e0aef8c24c7b40224daeb1eb6a0ffb381c69aec6056336bdf47d23b6da"`
Dec 07 23:11:37.420 INFO [stderr] usermod: no changes
Dec 07 23:11:37.476 INFO [stderr]    Compiling backtracking_iterator v0.3.1 (/source)
Dec 07 23:11:38.176 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Dec 07 23:11:38.185 INFO [stderr] su: No module specific data is present
Dec 07 23:11:39.113 INFO running `"docker" "inspect" "d92c16e0aef8c24c7b40224daeb1eb6a0ffb381c69aec6056336bdf47d23b6da"`
Dec 07 23:11:39.416 INFO running `"docker" "rm" "-f" "d92c16e0aef8c24c7b40224daeb1eb6a0ffb381c69aec6056336bdf47d23b6da"`
Dec 07 23:11:39.660 INFO [stdout] d92c16e0aef8c24c7b40224daeb1eb6a0ffb381c69aec6056336bdf47d23b6da
Dec 07 23:11:39.662 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 23:11:40.044 INFO [stdout] 26011181234e0dc302edee01e4e0bf05e10a61e3b952b16760696d0dbb208cc2
Dec 07 23:11:40.048 INFO running `"docker" "start" "-a" "26011181234e0dc302edee01e4e0bf05e10a61e3b952b16760696d0dbb208cc2"`
Dec 07 23:11:41.141 INFO [stderr] usermod: no changes
Dec 07 23:11:41.220 INFO [stderr]    Compiling backtracking_iterator v0.3.1 (/source)
Dec 07 23:11:42.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Dec 07 23:11:42.676 INFO [stderr] su: No module specific data is present
Dec 07 23:11:43.280 INFO running `"docker" "inspect" "26011181234e0dc302edee01e4e0bf05e10a61e3b952b16760696d0dbb208cc2"`
Dec 07 23:11:43.615 INFO running `"docker" "rm" "-f" "26011181234e0dc302edee01e4e0bf05e10a61e3b952b16760696d0dbb208cc2"`
Dec 07 23:11:43.907 INFO [stdout] 26011181234e0dc302edee01e4e0bf05e10a61e3b952b16760696d0dbb208cc2
Dec 07 23:11:43.916 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 23:11:44.333 INFO [stdout] d16fd4c971b8cd16f8a408391df90678b3770b005090628938319f0faf52810b
Dec 07 23:11:44.338 INFO running `"docker" "start" "-a" "d16fd4c971b8cd16f8a408391df90678b3770b005090628938319f0faf52810b"`
Dec 07 23:11:45.444 INFO [stderr] usermod: no changes
Dec 07 23:11:45.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 07 23:11:45.500 INFO [stderr]      Running /target/debug/deps/backtracking_iterator-f5b66bd482a91cf6
Dec 07 23:11:45.506 INFO [stdout] 
Dec 07 23:11:45.506 INFO [stdout] running 2 tests
Dec 07 23:11:45.509 INFO [stdout] test tests::basic_test ... ok
Dec 07 23:11:45.509 INFO [stderr]    Doc-tests backtracking_iterator
Dec 07 23:11:45.509 INFO [stdout] test tests::backwalk_test ... ok
Dec 07 23:11:45.509 INFO [stdout] 
Dec 07 23:11:45.509 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 23:11:45.509 INFO [stdout] 
Dec 07 23:11:46.528 INFO [stdout] 
Dec 07 23:11:46.528 INFO [stdout] running 4 tests
Dec 07 23:11:49.336 INFO [stdout] test src/traits.rs - traits::BacktrackingIterator::forget (line 81) ... ok
Dec 07 23:11:49.652 INFO [stdout] test src/traits.rs - traits::BacktrackingIterator::backtrack (line 38) ... ok
Dec 07 23:11:50.044 INFO [stdout] test src/traits.rs - traits::Walkbackable::walk_back (line 114) ... ok
Dec 07 23:11:50.377 INFO [stdout] test src/traits.rs - traits::BacktrackingIterator::start_again (line 61) ... ok
Dec 07 23:11:50.377 INFO [stdout] 
Dec 07 23:11:50.378 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 23:11:50.378 INFO [stdout] 
Dec 07 23:11:50.409 INFO [stderr] su: No module specific data is present
Dec 07 23:11:51.689 INFO running `"docker" "inspect" "d16fd4c971b8cd16f8a408391df90678b3770b005090628938319f0faf52810b"`
Dec 07 23:11:51.950 INFO running `"docker" "rm" "-f" "d16fd4c971b8cd16f8a408391df90678b3770b005090628938319f0faf52810b"`
Dec 07 23:11:52.164 INFO [stdout] d16fd4c971b8cd16f8a408391df90678b3770b005090628938319f0faf52810b