[INFO] cloning repository https://github.com/intdxdt/bit_twiddle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/intdxdt/bit_twiddle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Fbit_twiddle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Fbit_twiddle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e25a1722075e6771960e3ceb19ad760449f39aa
[INFO] testing intdxdt/bit_twiddle against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Fbit_twiddle" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/intdxdt/bit_twiddle on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/intdxdt/bit_twiddle
[INFO] finished tweaking git repo https://github.com/intdxdt/bit_twiddle
[INFO] tweaked toml for git repo https://github.com/intdxdt/bit_twiddle written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/intdxdt/bit_twiddle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56ebc91c229c36d401dfcdac46c76394db6617a7bc141e81d892cf68b5f6af75
[INFO] running `Command { std: "docker" "start" "-a" "56ebc91c229c36d401dfcdac46c76394db6617a7bc141e81d892cf68b5f6af75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56ebc91c229c36d401dfcdac46c76394db6617a7bc141e81d892cf68b5f6af75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ebc91c229c36d401dfcdac46c76394db6617a7bc141e81d892cf68b5f6af75", kill_on_drop: false }`
[INFO] [stdout] 56ebc91c229c36d401dfcdac46c76394db6617a7bc141e81d892cf68b5f6af75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6c9c9f9061d866bfc0b6d0c21b65691bf0bff613caf1d69a913d3e3f57e8535
[INFO] running `Command { std: "docker" "start" "-a" "b6c9c9f9061d866bfc0b6d0c21b65691bf0bff613caf1d69a913d3e3f57e8535", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_twiddle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:220:24
[INFO] [stdout]     |
[INFO] [stdout] 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stdout]     |                        ^        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 220 -     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stdout] 220 +     (REVERSE_TABLE[usz(v & 0xff)] << 24) |
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "b6c9c9f9061d866bfc0b6d0c21b65691bf0bff613caf1d69a913d3e3f57e8535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c9c9f9061d866bfc0b6d0c21b65691bf0bff613caf1d69a913d3e3f57e8535", kill_on_drop: false }`
[INFO] [stdout] b6c9c9f9061d866bfc0b6d0c21b65691bf0bff613caf1d69a913d3e3f57e8535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1129ff16f13d7b194218612ec6b130d477fc3572e3685a1b97d1ccd5e3f2021b
[INFO] running `Command { std: "docker" "start" "-a" "1129ff16f13d7b194218612ec6b130d477fc3572e3685a1b97d1ccd5e3f2021b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_twiddle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:220:24
[INFO] [stdout]     |
[INFO] [stdout] 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stdout]     |                        ^        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 220 -     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stdout] 220 +     (REVERSE_TABLE[usz(v & 0xff)] << 24) |
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:220:24
[INFO] [stdout]     |
[INFO] [stdout] 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stdout]     |                        ^        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 220 -     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stdout] 220 +     (REVERSE_TABLE[usz(v & 0xff)] << 24) |
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:360:29
[INFO] [stdout]     |
[INFO] [stdout] 360 |             assert!(is_pow2((1 << i)));
[INFO] [stdout]     |                             ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 360 -             assert!(is_pow2((1 << i)));
[INFO] [stdout] 360 +             assert!(is_pow2(1 << i));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:375:29
[INFO] [stdout]     |
[INFO] [stdout] 375 |             assert_eq!(log2((1 << i)), i);
[INFO] [stdout]     |                             ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 375 -             assert_eq!(log2((1 << i)), i);
[INFO] [stdout] 375 +             assert_eq!(log2(1 << i), i);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:425:34
[INFO] [stdout]     |
[INFO] [stdout] 425 |             assert_eq!(next_pow2((1 << i)), 1 << i);
[INFO] [stdout]     |                                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 425 -             assert_eq!(next_pow2((1 << i)), 1 << i);
[INFO] [stdout] 425 +             assert_eq!(next_pow2(1 << i), 1 << i);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:440:34
[INFO] [stdout]     |
[INFO] [stdout] 440 |             assert_eq!(prev_pow2((1 << i)), 1 << i);
[INFO] [stdout]     |                                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 440 -             assert_eq!(prev_pow2((1 << i)), 1 << i);
[INFO] [stdout] 440 +             assert_eq!(prev_pow2(1 << i), 1 << i);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/bit_twiddle-64aa1a3a6b57f346)
[INFO] running `Command { std: "docker" "inspect" "1129ff16f13d7b194218612ec6b130d477fc3572e3685a1b97d1ccd5e3f2021b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1129ff16f13d7b194218612ec6b130d477fc3572e3685a1b97d1ccd5e3f2021b", kill_on_drop: false }`
[INFO] [stdout] 1129ff16f13d7b194218612ec6b130d477fc3572e3685a1b97d1ccd5e3f2021b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d3caf30549a9006da5e661482d1e7575f5d7172dc0c537836c403f1c29ba4d1
[INFO] running `Command { std: "docker" "start" "-a" "4d3caf30549a9006da5e661482d1e7575f5d7172dc0c537836c403f1c29ba4d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     |                        ^        ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 220 -     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stderr] 220 +     (REVERSE_TABLE[usz(v & 0xff)] << 24) |
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `bit_twiddle` (lib) generated 1 warning
[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]     |                             ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 360 -             assert!(is_pow2((1 << i)));
[INFO] [stderr] 360 +             assert!(is_pow2(1 << i));
[INFO] [stderr]     | 
[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]     |                             ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 375 -             assert_eq!(log2((1 << i)), i);
[INFO] [stderr] 375 +             assert_eq!(log2(1 << i), i);
[INFO] [stderr]     | 
[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]     |                                  ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 425 -             assert_eq!(next_pow2((1 << i)), 1 << i);
[INFO] [stderr] 425 +             assert_eq!(next_pow2(1 << i), 1 << i);
[INFO] [stderr]     | 
[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]     |                                  ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 440 -             assert_eq!(prev_pow2((1 << i)), 1 << i);
[INFO] [stderr] 440 +             assert_eq!(prev_pow2(1 << i), 1 << i);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `bit_twiddle` (lib test) generated 5 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bit_twiddle-64aa1a3a6b57f346)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test bit_twiddle_test::test_abs ... ok
[INFO] [stdout] test bit_twiddle_test::test_prev_pow2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_pop_count ... ok
[INFO] [stdout] test bit_twiddle_test::test_parity ... ok
[INFO] [stdout] test bit_twiddle_test::test_not ... ok
[INFO] [stdout] test bit_twiddle_test::test_next_pow2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_next_combination ... ok
[INFO] [stdout] test bit_twiddle_test::test_interleave2 ... 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_log2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_reverse ... ok
[INFO] [stdout] test bit_twiddle_test::test_sign ... ok
[INFO] [stdout] test bit_twiddle_test::test_interleave3 ... ok
[INFO] [stdout] test bit_twiddle_test::test_is_pow2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_min ... ok
[INFO] [stdout] test bit_twiddle_test::test_max ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bit_twiddle
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:220:24
[INFO] [stderr]     |
[INFO] [stderr] 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stderr]     |                        ^        ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 220 -     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
[INFO] [stderr] 220 +     (REVERSE_TABLE[usz(v & 0xff)] << 24) |
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d3caf30549a9006da5e661482d1e7575f5d7172dc0c537836c403f1c29ba4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3caf30549a9006da5e661482d1e7575f5d7172dc0c537836c403f1c29ba4d1", kill_on_drop: false }`
[INFO] [stdout] 4d3caf30549a9006da5e661482d1e7575f5d7172dc0c537836c403f1c29ba4d1