[INFO] crate coalescing_buffer 0.1.0 is already in cache
[INFO] extracting crate coalescing_buffer 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/coalescing_buffer/0.1.0
[INFO] extracting crate coalescing_buffer 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coalescing_buffer/0.1.0
[INFO] validating manifest of coalescing_buffer-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of coalescing_buffer-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing coalescing_buffer-0.1.0
[INFO] finished frobbing coalescing_buffer-0.1.0
[INFO] frobbed toml for coalescing_buffer-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/coalescing_buffer/0.1.0/Cargo.toml
[INFO] started frobbing coalescing_buffer-0.1.0
[INFO] finished frobbing coalescing_buffer-0.1.0
[INFO] frobbed toml for coalescing_buffer-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coalescing_buffer/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing coalescing_buffer-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/coalescing_buffer/0.1.0:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 31c4a4ba79de1f7f7869ecaf8abca3449ef62e8f583636a2296c01421c3b7145
[INFO] running `"docker" "start" "-a" "31c4a4ba79de1f7f7869ecaf8abca3449ef62e8f583636a2296c01421c3b7145"`
[INFO] [stderr]    Compiling coalescing_buffer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "31c4a4ba79de1f7f7869ecaf8abca3449ef62e8f583636a2296c01421c3b7145"`
[INFO] running `"docker" "rm" "-f" "31c4a4ba79de1f7f7869ecaf8abca3449ef62e8f583636a2296c01421c3b7145"`
[INFO] [stdout] 31c4a4ba79de1f7f7869ecaf8abca3449ef62e8f583636a2296c01421c3b7145
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/coalescing_buffer/0.1.0:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b809a7b1ef54ee01f2f4e5c01bf33f95f174d3df9d50cc893153ac036a1ad4ad
[INFO] running `"docker" "start" "-a" "b809a7b1ef54ee01f2f4e5c01bf33f95f174d3df9d50cc893153ac036a1ad4ad"`
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling coalescing_buffer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `"docker" "inspect" "b809a7b1ef54ee01f2f4e5c01bf33f95f174d3df9d50cc893153ac036a1ad4ad"`
[INFO] running `"docker" "rm" "-f" "b809a7b1ef54ee01f2f4e5c01bf33f95f174d3df9d50cc893153ac036a1ad4ad"`
[INFO] [stdout] b809a7b1ef54ee01f2f4e5c01bf33f95f174d3df9d50cc893153ac036a1ad4ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/coalescing_buffer/0.1.0:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 939f32bca3781dbda94bb0afdad0ab38076b5527e5a46b217adf9c2dfa704e05
[INFO] running `"docker" "start" "-a" "939f32bca3781dbda94bb0afdad0ab38076b5527e5a46b217adf9c2dfa704e05"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/coalescing_buffer-980c6c7bba349824
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_accept_existing_keys_when_full ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_reject_new_keys_when_full ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_all_items_without_request_limit ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_only_the_maximum_number_of_requested_items ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_single_value ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_correctly_increase_the_capacity_to_the_next_higher_power_of_two ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_count_rejections ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_not_update_values_if_read_occurs_between_values ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_not_update_values_without_keys ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_correctly_report_size ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_two_values_with_different_keys ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_update_values_with_equal_keys ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_update_values_with_equal_keys_and_preserve_ordering ... ok
[INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_use_object_equality_to_compare_keys ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coalescing_buffer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ring (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "939f32bca3781dbda94bb0afdad0ab38076b5527e5a46b217adf9c2dfa704e05"`
[INFO] running `"docker" "rm" "-f" "939f32bca3781dbda94bb0afdad0ab38076b5527e5a46b217adf9c2dfa704e05"`
[INFO] [stdout] 939f32bca3781dbda94bb0afdad0ab38076b5527e5a46b217adf9c2dfa704e05