[INFO] crate ringbuf 0.1.4 is already in cache
[INFO] extracting crate ringbuf 0.1.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/ringbuf/0.1.4
[INFO] extracting crate ringbuf 0.1.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ringbuf/0.1.4
[INFO] validating manifest of ringbuf-0.1.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ringbuf-0.1.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/ringbuf/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ringbuf-0.1.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f68995722a4752397d84e5097b3af3245f59082b35d46955e047fc06ad96c631
[INFO] running `"docker" "start" "-a" "f68995722a4752397d84e5097b3af3245f59082b35d46955e047fc06ad96c631"`
[INFO] [stderr]    Compiling ringbuf v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "f68995722a4752397d84e5097b3af3245f59082b35d46955e047fc06ad96c631"`
[INFO] running `"docker" "rm" "-f" "f68995722a4752397d84e5097b3af3245f59082b35d46955e047fc06ad96c631"`
[INFO] [stdout] f68995722a4752397d84e5097b3af3245f59082b35d46955e047fc06ad96c631
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] fa4adb04322eb2eb476ed0bc2446fa029c6c33842f0bbd35906bea8389287523
[INFO] running `"docker" "start" "-a" "fa4adb04322eb2eb476ed0bc2446fa029c6c33842f0bbd35906bea8389287523"`
[INFO] [stderr]    Compiling ringbuf v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `"docker" "inspect" "fa4adb04322eb2eb476ed0bc2446fa029c6c33842f0bbd35906bea8389287523"`
[INFO] running `"docker" "rm" "-f" "fa4adb04322eb2eb476ed0bc2446fa029c6c33842f0bbd35906bea8389287523"`
[INFO] [stdout] fa4adb04322eb2eb476ed0bc2446fa029c6c33842f0bbd35906bea8389287523
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 4cd2c7f32ad71400c46231eea9e7084dc2eb6ebbb5ff2008431e132e9bc00d07
[INFO] running `"docker" "start" "-a" "4cd2c7f32ad71400c46231eea9e7084dc2eb6ebbb5ff2008431e132e9bc00d07"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ringbuf-2b48040d5d2f2000
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::pop_access_empty ... ok
[INFO] [stdout] test tests::pop_access ... ok
[INFO] [stdout] test tests::move_slice_count ... ok
[INFO] [stdout] test tests::move_slice ... ok
[INFO] [stdout] test dummy_test ... ok
[INFO] [stdout] test tests::pop_access_full ... ok
[INFO] [stdout] test tests::pop_access_return ... ok
[INFO] [stdout] test tests::pop_empty ... ok
[INFO] [stdout] test tests::push ... ok
[INFO] [stdout] test tests::push_access ... 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_one ... ok
[INFO] [stdout] test tests::push_pop_slice ... ok
[INFO] [stdout] test tests::read_from ... ok
[INFO] [stdout] test tests::read_from_write_into_count ... ok
[INFO] [stdout] test tests::split_capacity ... ok
[INFO] [stdout] test tests::split_threads ... ok
[INFO] [stdout] test tests::write_into ... ok
[INFO] [stdout] test tests::drop ... ok
[INFO] [stdout] test tests::empty_full ... ok
[INFO] [stdout] test tests::capacity ... ok
[INFO] [stdout] test tests::push_pop_access_message ... ok
[INFO] [stdout] test tests::read_from_write_into_message ... ok
[INFO] [stdout] test tests::read_write_message ... ok
[INFO] [stdout] test tests::push_pop_slice_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" "4cd2c7f32ad71400c46231eea9e7084dc2eb6ebbb5ff2008431e132e9bc00d07"`
[INFO] running `"docker" "rm" "-f" "4cd2c7f32ad71400c46231eea9e7084dc2eb6ebbb5ff2008431e132e9bc00d07"`
[INFO] [stdout] 4cd2c7f32ad71400c46231eea9e7084dc2eb6ebbb5ff2008431e132e9bc00d07