[INFO] crate mio-byte-fifo 0.1.3 is already in cache
[INFO] extracting crate mio-byte-fifo 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/mio-byte-fifo/0.1.3
[INFO] extracting crate mio-byte-fifo 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mio-byte-fifo/0.1.3
[INFO] validating manifest of mio-byte-fifo-0.1.3 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 mio-byte-fifo-0.1.3 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 mio-byte-fifo-0.1.3
[INFO] finished frobbing mio-byte-fifo-0.1.3
[INFO] frobbed toml for mio-byte-fifo-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mio-byte-fifo/0.1.3/Cargo.toml
[INFO] started frobbing mio-byte-fifo-0.1.3
[INFO] finished frobbing mio-byte-fifo-0.1.3
[INFO] frobbed toml for mio-byte-fifo-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mio-byte-fifo/0.1.3/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 mio-byte-fifo-0.1.3 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mio-byte-fifo/0.1.3:/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] d4522048e5e3e199fc8014492c01f612d5a96cdba35c9355459408b1304d2bdd
[INFO] running `"docker" "start" "-a" "d4522048e5e3e199fc8014492c01f612d5a96cdba35c9355459408b1304d2bdd"`
[INFO] [stderr]    Compiling ringbuf v0.1.6
[INFO] [stderr]    Compiling mio-byte-fifo v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "d4522048e5e3e199fc8014492c01f612d5a96cdba35c9355459408b1304d2bdd"`
[INFO] running `"docker" "rm" "-f" "d4522048e5e3e199fc8014492c01f612d5a96cdba35c9355459408b1304d2bdd"`
[INFO] [stdout] d4522048e5e3e199fc8014492c01f612d5a96cdba35c9355459408b1304d2bdd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mio-byte-fifo/0.1.3:/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] 4814c0392f64f31995090e3d745e9e9204f33415f1d71b353236c89b3b6705df
[INFO] running `"docker" "start" "-a" "4814c0392f64f31995090e3d745e9e9204f33415f1d71b353236c89b3b6705df"`
[INFO] [stderr]    Compiling mio-byte-fifo v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "4814c0392f64f31995090e3d745e9e9204f33415f1d71b353236c89b3b6705df"`
[INFO] running `"docker" "rm" "-f" "4814c0392f64f31995090e3d745e9e9204f33415f1d71b353236c89b3b6705df"`
[INFO] [stdout] 4814c0392f64f31995090e3d745e9e9204f33415f1d71b353236c89b3b6705df
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mio-byte-fifo/0.1.3:/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] ab7d7a66678c5559cc32acdd99e3c3e1cf133286bc7636b10e8d573498fdce62
[INFO] running `"docker" "start" "-a" "ab7d7a66678c5559cc32acdd99e3c3e1cf133286bc7636b10e8d573498fdce62"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mio_byte_fifo-ab28dee574ca4b18
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test::close_cons ... ok
[INFO] [stdout] test test::close_prod ... ok
[INFO] [stdout] test test::read_transmit_block ... ok
[INFO] [stdout] test test::read_block ... ok
[INFO] [stdout] test test::poll_prod_close ... ok
[INFO] [stdout] test test::poll_cons_close ... ok
[INFO] [stdout] test test::poll_prod_cons ... ok
[INFO] [stdout] test test::write_block ... ok
[INFO] [stdout] test test::reg_drop ... ok
[INFO] [stdout] test test::write_read ... ok
[INFO] [stdout] test test::write_read_concat ... ok
[INFO] [stdout] test test::write_read_full ... ok
[INFO] [stdout] test test::write_read_split ... ok
[INFO] [stdout] test test::reg_set_r ... ok
[INFO] [stdout] test test::write_read_empty ... ok
[INFO] [stdout] test test::write_read_transmit ... ok
[INFO] [stdout] test test::write_transmit_block ... ok
[INFO] [stdout] test test::write_read_transmit_split ... ok
[INFO] [stdout] test test::write_read_transmit_concat ... ok
[INFO] [stdout] test test::reg_set_w ... ok
[INFO] [stdout] test test::dereg_reg ... ok
[INFO] [stdout] test test::poll_prod ... ok
[INFO] [stderr]    Doc-tests mio-byte-fifo
[INFO] [stdout] test test::reg_set_twice ... ok
[INFO] [stdout] test test::poll_cons ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... 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" "ab7d7a66678c5559cc32acdd99e3c3e1cf133286bc7636b10e8d573498fdce62"`
[INFO] running `"docker" "rm" "-f" "ab7d7a66678c5559cc32acdd99e3c3e1cf133286bc7636b10e8d573498fdce62"`
[INFO] [stdout] ab7d7a66678c5559cc32acdd99e3c3e1cf133286bc7636b10e8d573498fdce62