[INFO] crate ringbuf 0.1.4 is already in cache
[INFO] extracting crate ringbuf 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/ringbuf/0.1.4
[INFO] extracting crate ringbuf 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ringbuf/0.1.4
[INFO] validating manifest of ringbuf-0.1.4 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 ringbuf-0.1.4 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 ringbuf-0.1.4
[INFO] finished frobbing ringbuf-0.1.4
[INFO] frobbed toml for ringbuf-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ringbuf/0.1.4/Cargo.toml
[INFO] started frobbing ringbuf-0.1.4
[INFO] finished frobbing ringbuf-0.1.4
[INFO] frobbed toml for ringbuf-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ringbuf/0.1.4/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 ringbuf-0.1.4 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ringbuf/0.1.4:/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] 6c27f4e09382bcc4950e9f17a6b1b6cd278c7b912242592bde131e7b7650eec3
[INFO] running `"docker" "start" "-a" "6c27f4e09382bcc4950e9f17a6b1b6cd278c7b912242592bde131e7b7650eec3"`
[INFO] [stderr]    Compiling ringbuf v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "6c27f4e09382bcc4950e9f17a6b1b6cd278c7b912242592bde131e7b7650eec3"`
[INFO] running `"docker" "rm" "-f" "6c27f4e09382bcc4950e9f17a6b1b6cd278c7b912242592bde131e7b7650eec3"`
[INFO] [stdout] 6c27f4e09382bcc4950e9f17a6b1b6cd278c7b912242592bde131e7b7650eec3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ringbuf/0.1.4:/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] 10c0790ae555ca0e7c691e19a569d011661709f7a96b6a2c86ff1985d1204334
[INFO] running `"docker" "start" "-a" "10c0790ae555ca0e7c691e19a569d011661709f7a96b6a2c86ff1985d1204334"`
[INFO] [stderr]    Compiling ringbuf v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `"docker" "inspect" "10c0790ae555ca0e7c691e19a569d011661709f7a96b6a2c86ff1985d1204334"`
[INFO] running `"docker" "rm" "-f" "10c0790ae555ca0e7c691e19a569d011661709f7a96b6a2c86ff1985d1204334"`
[INFO] [stdout] 10c0790ae555ca0e7c691e19a569d011661709f7a96b6a2c86ff1985d1204334
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ringbuf/0.1.4:/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] d562e08f1a3db93070cff304e41c46ea2d01bd513a27a7e0f6d36508b4cd5d1b
[INFO] running `"docker" "start" "-a" "d562e08f1a3db93070cff304e41c46ea2d01bd513a27a7e0f6d36508b4cd5d1b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ringbuf-48b12b9be5fc0e5a
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::capacity ... ok
[INFO] [stdout] test dummy_test ... ok
[INFO] [stdout] test tests::drop ... ok
[INFO] [stdout] test tests::pop_access_empty ... ok
[INFO] [stdout] test tests::pop_access ... ok
[INFO] [stdout] test tests::pop_access_full ... ok
[INFO] [stdout] test tests::pop_access_return ... ok
[INFO] [stdout] test tests::move_slice ... ok
[INFO] [stdout] test tests::empty_full ... ok
[INFO] [stdout] test tests::pop_empty ... ok
[INFO] [stdout] test tests::push_access ... ok
[INFO] [stdout] test tests::push ... ok
[INFO] [stdout] test tests::push_access_return ... ok
[INFO] [stdout] test tests::push_pop_access ... ok
[INFO] [stdout] test tests::push_pop_all ... ok
[INFO] [stdout] test tests::push_pop_slice ... ok
[INFO] [stdout] test tests::move_slice_count ... ok
[INFO] [stdout] test tests::split_capacity ... ok
[INFO] [stdout] test tests::read_from ... ok
[INFO] [stdout] test tests::push_pop_one ... ok
[INFO] [stdout] test tests::read_from_write_into_count ... ok
[INFO] [stdout] test tests::write_into ... ok
[INFO] [stdout] test tests::split_threads ... ok
[INFO] [stdout] test tests::push_pop_access_message ... ok
[INFO] [stdout] test tests::read_from_write_into_message ... ok
[INFO] [stdout] test tests::push_pop_slice_message ... ok
[INFO] [stdout] test tests::read_write_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ringbuf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d562e08f1a3db93070cff304e41c46ea2d01bd513a27a7e0f6d36508b4cd5d1b"`
[INFO] running `"docker" "rm" "-f" "d562e08f1a3db93070cff304e41c46ea2d01bd513a27a7e0f6d36508b4cd5d1b"`
[INFO] [stdout] d562e08f1a3db93070cff304e41c46ea2d01bd513a27a7e0f6d36508b4cd5d1b