[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 beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 67318ad04738b51e0d9ddc9b67cf4a7e8ffb29e6315c6f8f22e6042f267e077c
[INFO] running `"docker" "start" "-a" "67318ad04738b51e0d9ddc9b67cf4a7e8ffb29e6315c6f8f22e6042f267e077c"`
[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 0.95s
[INFO] running `"docker" "inspect" "67318ad04738b51e0d9ddc9b67cf4a7e8ffb29e6315c6f8f22e6042f267e077c"`
[INFO] running `"docker" "rm" "-f" "67318ad04738b51e0d9ddc9b67cf4a7e8ffb29e6315c6f8f22e6042f267e077c"`
[INFO] [stdout] 67318ad04738b51e0d9ddc9b67cf4a7e8ffb29e6315c6f8f22e6042f267e077c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] be27e639fb107a0743d975b3a6549ac4dab8667e45c3fe9bf0cef6162a9c4b3e
[INFO] running `"docker" "start" "-a" "be27e639fb107a0743d975b3a6549ac4dab8667e45c3fe9bf0cef6162a9c4b3e"`
[INFO] [stderr]    Compiling mio-byte-fifo v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "be27e639fb107a0743d975b3a6549ac4dab8667e45c3fe9bf0cef6162a9c4b3e"`
[INFO] running `"docker" "rm" "-f" "be27e639fb107a0743d975b3a6549ac4dab8667e45c3fe9bf0cef6162a9c4b3e"`
[INFO] [stdout] be27e639fb107a0743d975b3a6549ac4dab8667e45c3fe9bf0cef6162a9c4b3e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] bdb3a0cf9ed986360d9dca14c07f1cf4a6f2d0be88c73d16181b8d5628317ef1
[INFO] running `"docker" "start" "-a" "bdb3a0cf9ed986360d9dca14c07f1cf4a6f2d0be88c73d16181b8d5628317ef1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mio_byte_fifo-b573175dc592afbd
[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::reg_drop ... ok
[INFO] [stdout] test test::reg_set_r ... ok
[INFO] [stdout] test test::poll_prod_close ... ok
[INFO] [stdout] test test::poll_cons_close ... ok
[INFO] [stdout] test test::write_read ... ok
[INFO] [stdout] test test::write_block ... ok
[INFO] [stdout] test test::write_read_empty ... ok
[INFO] [stdout] test test::write_read_concat ... ok
[INFO] [stdout] test test::write_read_split ... ok
[INFO] [stdout] test test::poll_prod_cons ... ok
[INFO] [stdout] test test::write_read_transmit_concat ... ok
[INFO] [stdout] test test::write_read_full ... ok
[INFO] [stdout] test test::write_read_transmit_split ... ok
[INFO] [stdout] test test::write_transmit_block ... ok
[INFO] [stdout] test test::write_read_transmit ... ok
[INFO] [stdout] test test::dereg_reg ... ok
[INFO] [stdout] test test::reg_set_w ... ok
[INFO] [stdout] test test::poll_prod ... ok
[INFO] [stdout] test test::poll_cons ... ok
[INFO] [stdout] test test::reg_set_twice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mio-byte-fifo
[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" "bdb3a0cf9ed986360d9dca14c07f1cf4a6f2d0be88c73d16181b8d5628317ef1"`
[INFO] running `"docker" "rm" "-f" "bdb3a0cf9ed986360d9dca14c07f1cf4a6f2d0be88c73d16181b8d5628317ef1"`
[INFO] [stdout] bdb3a0cf9ed986360d9dca14c07f1cf4a6f2d0be88c73d16181b8d5628317ef1