[INFO] crate lock-free-stack 0.1.1 is already in cache
[INFO] testing lock-free-stack-0.1.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate lock-free-stack 0.1.1 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate lock-free-stack 0.1.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lock-free-stack 0.1.1
[INFO] finished tweaking crates.io crate lock-free-stack 0.1.1
[INFO] tweaked toml for crates.io crate lock-free-stack 0.1.1 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 44f52c08b68bf46f0927f6f5bd11b95931302b31a8d73f31dcb6cd830dc660ed
[INFO] running `"docker" "start" "-a" "44f52c08b68bf46f0927f6f5bd11b95931302b31a8d73f31dcb6cd830dc660ed"`
[INFO] [stderr]    Compiling lock-free-stack v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `"docker" "inspect" "44f52c08b68bf46f0927f6f5bd11b95931302b31a8d73f31dcb6cd830dc660ed"`
[INFO] running `"docker" "rm" "-f" "44f52c08b68bf46f0927f6f5bd11b95931302b31a8d73f31dcb6cd830dc660ed"`
[INFO] [stdout] 44f52c08b68bf46f0927f6f5bd11b95931302b31a8d73f31dcb6cd830dc660ed
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] df199fa892552f03dd2217d1fe0bba921ee44816d96b210f40f646f6fc4816d9
[INFO] running `"docker" "start" "-a" "df199fa892552f03dd2217d1fe0bba921ee44816d96b210f40f646f6fc4816d9"`
[INFO] [stderr]    Compiling lock-free-stack v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "df199fa892552f03dd2217d1fe0bba921ee44816d96b210f40f646f6fc4816d9"`
[INFO] running `"docker" "rm" "-f" "df199fa892552f03dd2217d1fe0bba921ee44816d96b210f40f646f6fc4816d9"`
[INFO] [stdout] df199fa892552f03dd2217d1fe0bba921ee44816d96b210f40f646f6fc4816d9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c7ab150017bc565dcf993091d21652c34d39f2898789baca468c0300236798d6
[INFO] running `"docker" "start" "-a" "c7ab150017bc565dcf993091d21652c34d39f2898789baca468c0300236798d6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lock_free_stack-1e7a6b5e39b19e9c
[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/rustwide/target/debug/deps/lock_free_stack-966a4bc27f858ba4
[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_remove_all_returns_an_empty_iterator_for_empty_stack ... 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_one_for_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_zero_size_after_removing_all ... ok
[INFO] [stdout] test test_size_returns_zero_size_for_empty_stack ... 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" "c7ab150017bc565dcf993091d21652c34d39f2898789baca468c0300236798d6"`
[INFO] running `"docker" "rm" "-f" "c7ab150017bc565dcf993091d21652c34d39f2898789baca468c0300236798d6"`
[INFO] [stdout] c7ab150017bc565dcf993091d21652c34d39f2898789baca468c0300236798d6