[INFO] updating cached repository intdxdt/bit_twiddle [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/intdxdt/bit_twiddle [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/intdxdt/bit_twiddle" "work/ex/beta-1.38-1/sources/1.37.0/gh/intdxdt/bit_twiddle"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/intdxdt/bit_twiddle'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/intdxdt/bit_twiddle" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intdxdt/bit_twiddle"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intdxdt/bit_twiddle'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6e25a1722075e6771960e3ceb19ad760449f39aa [INFO] sha for GitHub repo intdxdt/bit_twiddle: 6e25a1722075e6771960e3ceb19ad760449f39aa [INFO] validating manifest of intdxdt/bit_twiddle 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 intdxdt/bit_twiddle 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 intdxdt/bit_twiddle [INFO] finished frobbing intdxdt/bit_twiddle [INFO] frobbed toml for intdxdt/bit_twiddle written to work/ex/beta-1.38-1/sources/1.37.0/gh/intdxdt/bit_twiddle/Cargo.toml [INFO] started frobbing intdxdt/bit_twiddle [INFO] finished frobbing intdxdt/bit_twiddle [INFO] frobbed toml for intdxdt/bit_twiddle written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intdxdt/bit_twiddle/Cargo.toml [INFO] crate intdxdt/bit_twiddle 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 intdxdt/bit_twiddle 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/intdxdt/bit_twiddle:/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] 55f57211295049ae980318bed52f18201548801ef431c749d50051e486a0efbc [INFO] running `"docker" "start" "-a" "55f57211295049ae980318bed52f18201548801ef431c749d50051e486a0efbc"` [INFO] [stderr] Compiling bit_twiddle v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lib.rs:220:24 [INFO] [stderr] | [INFO] [stderr] 220 | (REVERSE_TABLE[usz((v & 0xff))] << 24) | [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `"docker" "inspect" "55f57211295049ae980318bed52f18201548801ef431c749d50051e486a0efbc"` [INFO] running `"docker" "rm" "-f" "55f57211295049ae980318bed52f18201548801ef431c749d50051e486a0efbc"` [INFO] [stdout] 55f57211295049ae980318bed52f18201548801ef431c749d50051e486a0efbc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/intdxdt/bit_twiddle:/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] c7cea69d73701ff1a417acbee2dcccd3e45866b9d1b577e3ee3a303fffb82419 [INFO] running `"docker" "start" "-a" "c7cea69d73701ff1a417acbee2dcccd3e45866b9d1b577e3ee3a303fffb82419"` [INFO] [stderr] Compiling bit_twiddle v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lib.rs:220:24 [INFO] [stderr] | [INFO] [stderr] 220 | (REVERSE_TABLE[usz((v & 0xff))] << 24) | [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lib.rs:360:29 [INFO] [stderr] | [INFO] [stderr] 360 | assert!(is_pow2((1 << i))); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lib.rs:375:29 [INFO] [stderr] | [INFO] [stderr] 375 | assert_eq!(log2((1 << i)), i); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lib.rs:425:34 [INFO] [stderr] | [INFO] [stderr] 425 | assert_eq!(next_pow2((1 << i)), 1 << i); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lib.rs:440:34 [INFO] [stderr] | [INFO] [stderr] 440 | assert_eq!(prev_pow2((1 << i)), 1 << i); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `"docker" "inspect" "c7cea69d73701ff1a417acbee2dcccd3e45866b9d1b577e3ee3a303fffb82419"` [INFO] running `"docker" "rm" "-f" "c7cea69d73701ff1a417acbee2dcccd3e45866b9d1b577e3ee3a303fffb82419"` [INFO] [stdout] c7cea69d73701ff1a417acbee2dcccd3e45866b9d1b577e3ee3a303fffb82419 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/intdxdt/bit_twiddle:/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] f7071bb4b5a4e0c79402697c00a498e020c6e089fd41b42df735b418984407ce [INFO] running `"docker" "start" "-a" "f7071bb4b5a4e0c79402697c00a498e020c6e089fd41b42df735b418984407ce"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/bit_twiddle-5764519ce6880c7b [INFO] [stdout] running 17 tests [INFO] [stdout] test bit_twiddle_test::test_max ... ok [INFO] [stdout] test bit_twiddle_test::test_is_pow2 ... ok [INFO] [stdout] test bit_twiddle_test::test_interleave2 ... ok [INFO] [stdout] test bit_twiddle_test::test_interleave3 ... ok [INFO] [stdout] test bit_twiddle_test::test_log10 ... ok [INFO] [stdout] test bit_twiddle_test::test_count_trailing_zeros ... ok [INFO] [stdout] test bit_twiddle_test::test_abs ... ok [INFO] [stdout] test bit_twiddle_test::test_log2 ... ok [INFO] [stdout] test bit_twiddle_test::test_parity ... ok [INFO] [stdout] test bit_twiddle_test::test_pop_count ... ok [INFO] [stdout] test bit_twiddle_test::test_next_combination ... ok [INFO] [stdout] test bit_twiddle_test::test_prev_pow2 ... ok [INFO] [stdout] test bit_twiddle_test::test_reverse ... ok [INFO] [stdout] test bit_twiddle_test::test_min ... ok [INFO] [stdout] test bit_twiddle_test::test_not ... ok [INFO] [stdout] test bit_twiddle_test::test_sign ... ok [INFO] [stdout] test bit_twiddle_test::test_next_pow2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests bit_twiddle [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" "f7071bb4b5a4e0c79402697c00a498e020c6e089fd41b42df735b418984407ce"` [INFO] running `"docker" "rm" "-f" "f7071bb4b5a4e0c79402697c00a498e020c6e089fd41b42df735b418984407ce"` [INFO] [stdout] f7071bb4b5a4e0c79402697c00a498e020c6e089fd41b42df735b418984407ce