[INFO] crate lock-free-stack 0.1.1 is already in cache
[INFO] extracting crate lock-free-stack 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/lock-free-stack/0.1.1
[INFO] extracting crate lock-free-stack 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/lock-free-stack/0.1.1
[INFO] validating manifest of lock-free-stack-0.1.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lock-free-stack-0.1.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lock-free-stack-0.1.1
[INFO] finished frobbing lock-free-stack-0.1.1
[INFO] frobbed toml for lock-free-stack-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/lock-free-stack/0.1.1/Cargo.toml
[INFO] started frobbing lock-free-stack-0.1.1
[INFO] finished frobbing lock-free-stack-0.1.1
[INFO] frobbed toml for lock-free-stack-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/lock-free-stack/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lock-free-stack-0.1.1 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/lock-free-stack/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] f131718e479d95904903f6516996626c9f7f48b333b811a4912d7cc3f66bed60
[INFO] running `"docker" "start" "-a" "f131718e479d95904903f6516996626c9f7f48b333b811a4912d7cc3f66bed60"`
[INFO] [stderr]    Compiling lock-free-stack v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "f131718e479d95904903f6516996626c9f7f48b333b811a4912d7cc3f66bed60"`
[INFO] running `"docker" "rm" "-f" "f131718e479d95904903f6516996626c9f7f48b333b811a4912d7cc3f66bed60"`
[INFO] [stdout] f131718e479d95904903f6516996626c9f7f48b333b811a4912d7cc3f66bed60
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/lock-free-stack/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c5676d0d30014f4247b311e6371d0efafadbe4b6e6e11ae052a274cc108136f5
[INFO] running `"docker" "start" "-a" "c5676d0d30014f4247b311e6371d0efafadbe4b6e6e11ae052a274cc108136f5"`
[INFO] [stderr]    Compiling lock-free-stack v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "c5676d0d30014f4247b311e6371d0efafadbe4b6e6e11ae052a274cc108136f5"`
[INFO] running `"docker" "rm" "-f" "c5676d0d30014f4247b311e6371d0efafadbe4b6e6e11ae052a274cc108136f5"`
[INFO] [stdout] c5676d0d30014f4247b311e6371d0efafadbe4b6e6e11ae052a274cc108136f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/lock-free-stack/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] ae04b22625fdc1d1a639c7f6ff1e0f3e69938c74ff01d70f40a924b84ffe04e0
[INFO] running `"docker" "start" "-a" "ae04b22625fdc1d1a639c7f6ff1e0f3e69938c74ff01d70f40a924b84ffe04e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lock_free_stack-5105a8fbea7da400
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lock_free_stack-ab21d27bc92e05b7
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_add_returns_one_size_when_adding_to_an_empty_stack ... ok
[INFO] [stdout] test test_remove_all_returns_a_one_item_iterator_for_stack_with_one_item ... ok
[INFO] [stdout] test test_add_returns_size_two_when_adding_to_a_stack_with_one_element ... ok
[INFO] [stdout] test test_size_returns_size_two_for_stack_with_two_elements ... ok
[INFO] [stdout] test test_size_returns_size_one_for_stack_with_one_element ... ok
[INFO] [stdout] test test_remove_all_returns_an_empty_iterator_for_empty_stack ... ok
[INFO] [stdout] test test_size_returns_zero_size_for_empty_stack ... ok
[INFO] [stdout] test test_size_returns_zero_size_after_removing_all ... ok
[INFO] [stdout] test test_add_in_threads_remove_in_current ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lock-free-stack
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ae04b22625fdc1d1a639c7f6ff1e0f3e69938c74ff01d70f40a924b84ffe04e0"`
[INFO] running `"docker" "rm" "-f" "ae04b22625fdc1d1a639c7f6ff1e0f3e69938c74ff01d70f40a924b84ffe04e0"`
[INFO] [stdout] ae04b22625fdc1d1a639c7f6ff1e0f3e69938c74ff01d70f40a924b84ffe04e0