[INFO] updating cached repository numerodix/datint-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/numerodix/datint-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/numerodix/datint-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/numerodix/datint-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/numerodix/datint-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/numerodix/datint-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/numerodix/datint-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/numerodix/datint-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38a8d124e285e8c2819d699e79ab0649b36a8900
[INFO] sha for GitHub repo numerodix/datint-rs: 38a8d124e285e8c2819d699e79ab0649b36a8900
[INFO] validating manifest of numerodix/datint-rs 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 numerodix/datint-rs 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 numerodix/datint-rs
[INFO] finished frobbing numerodix/datint-rs
[INFO] frobbed toml for numerodix/datint-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/numerodix/datint-rs/Cargo.toml
[INFO] started frobbing numerodix/datint-rs
[INFO] finished frobbing numerodix/datint-rs
[INFO] frobbed toml for numerodix/datint-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/numerodix/datint-rs/Cargo.toml
[INFO] crate numerodix/datint-rs already has a lockfile, it will not be regenerated
[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 numerodix/datint-rs 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/gh/numerodix/datint-rs:/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] 0ca37c4ef4548cb5d00176fe7d82762335d6a1c447141640f433ad352edd3453
[INFO] running `"docker" "start" "-a" "0ca37c4ef4548cb5d00176fe7d82762335d6a1c447141640f433ad352edd3453"`
[INFO] [stderr]    Compiling datint v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/parity_bit.rs:9:18
[INFO] [stderr]    |
[INFO] [stderr] 9  |       let parity = (
[INFO] [stderr]    |  __________________^
[INFO] [stderr] 10 | |         ((num & (1 << 6)) >> 6) ^
[INFO] [stderr] 11 | |         ((num & (1 << 5)) >> 5) ^
[INFO] [stderr] 12 | |         ((num & (1 << 4)) >> 4) ^
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |         ((num & (1 << 0)) >> 0)
[INFO] [stderr] 17 | |     );
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 9  |     let parity = 
[INFO] [stderr] 10 |         ((num & (1 << 6)) >> 6) ^
[INFO] [stderr] 11 |         ((num & (1 << 5)) >> 5) ^
[INFO] [stderr] 12 |         ((num & (1 << 4)) >> 4) ^
[INFO] [stderr] 13 |         ((num & (1 << 3)) >> 3) ^
[INFO] [stderr] 14 |         ((num & (1 << 2)) >> 2) ^
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "0ca37c4ef4548cb5d00176fe7d82762335d6a1c447141640f433ad352edd3453"`
[INFO] running `"docker" "rm" "-f" "0ca37c4ef4548cb5d00176fe7d82762335d6a1c447141640f433ad352edd3453"`
[INFO] [stdout] 0ca37c4ef4548cb5d00176fe7d82762335d6a1c447141640f433ad352edd3453
[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/gh/numerodix/datint-rs:/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] 505903a534365fb94fec818304deb8c84fece876591b7dae1aa3c8143a09055b
[INFO] running `"docker" "start" "-a" "505903a534365fb94fec818304deb8c84fece876591b7dae1aa3c8143a09055b"`
[INFO] [stderr]    Compiling datint v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/parity_bit.rs:9:18
[INFO] [stderr]    |
[INFO] [stderr] 9  |       let parity = (
[INFO] [stderr]    |  __________________^
[INFO] [stderr] 10 | |         ((num & (1 << 6)) >> 6) ^
[INFO] [stderr] 11 | |         ((num & (1 << 5)) >> 5) ^
[INFO] [stderr] 12 | |         ((num & (1 << 4)) >> 4) ^
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |         ((num & (1 << 0)) >> 0)
[INFO] [stderr] 17 | |     );
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 9  |     let parity = 
[INFO] [stderr] 10 |         ((num & (1 << 6)) >> 6) ^
[INFO] [stderr] 11 |         ((num & (1 << 5)) >> 5) ^
[INFO] [stderr] 12 |         ((num & (1 << 4)) >> 4) ^
[INFO] [stderr] 13 |         ((num & (1 << 3)) >> 3) ^
[INFO] [stderr] 14 |         ((num & (1 << 2)) >> 2) ^
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "505903a534365fb94fec818304deb8c84fece876591b7dae1aa3c8143a09055b"`
[INFO] running `"docker" "rm" "-f" "505903a534365fb94fec818304deb8c84fece876591b7dae1aa3c8143a09055b"`
[INFO] [stdout] 505903a534365fb94fec818304deb8c84fece876591b7dae1aa3c8143a09055b
[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/gh/numerodix/datint-rs:/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] d99b972454e490b09c7eb7b47f561759de071f4e6c60e8d33b2935278504af6e
[INFO] running `"docker" "start" "-a" "d99b972454e490b09c7eb7b47f561759de071f4e6c60e8d33b2935278504af6e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/datint-7e1d66e62b76ae25
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests_parity_bit::test_add_parity_bit ... ok
[INFO] [stdout] test tests_crc32::test_compute_crc32 ... ok
[INFO] [stdout] test tests_crc32::test_compute_crc4_demo ... ok
[INFO] [stdout] test tests_parity_bit::test_compute_parity_bit ... ok
[INFO] [stdout] test tests_parity_bit::test_compute_parity_bit_opt ... ok
[INFO] [stdout] test tests_parity_bit::test_add_remove_parity_roundtrip ... ok
[INFO] [stdout] test tests_parity_bit::test_remove_parity_bit ... ok
[INFO] [stdout] test tests_parity_bit::test_has_parity ... ok
[INFO] [stdout] test tests_parity_bit::test_add_parity_bit_out_of_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests datint
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d99b972454e490b09c7eb7b47f561759de071f4e6c60e8d33b2935278504af6e"`
[INFO] running `"docker" "rm" "-f" "d99b972454e490b09c7eb7b47f561759de071f4e6c60e8d33b2935278504af6e"`
[INFO] [stdout] d99b972454e490b09c7eb7b47f561759de071f4e6c60e8d33b2935278504af6e