[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 master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Fbit_twiddle" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/intdxdt/bit_twiddle on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 865a0175dbdcc0f010bc6c8f8c44a0393455f283b082c4be5a101f8d2e05db17
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "865a0175dbdcc0f010bc6c8f8c44a0393455f283b082c4be5a101f8d2e05db17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865a0175dbdcc0f010bc6c8f8c44a0393455f283b082c4be5a101f8d2e05db17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865a0175dbdcc0f010bc6c8f8c44a0393455f283b082c4be5a101f8d2e05db17", kill_on_drop: false }`
[INFO] [stdout] 865a0175dbdcc0f010bc6c8f8c44a0393455f283b082c4be5a101f8d2e05db17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01b88768a7517fc505eccfe3c6742b226732a7decac77f4656ca9cc85f3790a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "01b88768a7517fc505eccfe3c6742b226732a7decac77f4656ca9cc85f3790a4", 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]     |                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "01b88768a7517fc505eccfe3c6742b226732a7decac77f4656ca9cc85f3790a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b88768a7517fc505eccfe3c6742b226732a7decac77f4656ca9cc85f3790a4", kill_on_drop: false }`
[INFO] [stdout] 01b88768a7517fc505eccfe3c6742b226732a7decac77f4656ca9cc85f3790a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6bb0dcb42abf66c2b3776b900f27249a4d7fb21acd5af509cd8fc4c8bc1a6ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f6bb0dcb42abf66c2b3776b900f27249a4d7fb21acd5af509cd8fc4c8bc1a6ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     |                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bit_twiddle v0.1.0 (/opt/rustwide/workdir)
[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]     |                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |                             ^^^^^^^^ help: remove these parentheses
[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]     |                             ^^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "f6bb0dcb42abf66c2b3776b900f27249a4d7fb21acd5af509cd8fc4c8bc1a6ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bb0dcb42abf66c2b3776b900f27249a4d7fb21acd5af509cd8fc4c8bc1a6ce", kill_on_drop: false }`
[INFO] [stdout] f6bb0dcb42abf66c2b3776b900f27249a4d7fb21acd5af509cd8fc4c8bc1a6ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10d81b85bdce5903741a99d185afdb31a609d2c7bb8ee8bd59a1d3f022b1728c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10d81b85bdce5903741a99d185afdb31a609d2c7bb8ee8bd59a1d3f022b1728c", kill_on_drop: false }`
[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: 1 warning emitted
[INFO] [stderr] 
[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] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bit_twiddle-62e58414611df93f
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test bit_twiddle_test::test_abs ... ok
[INFO] [stdout] test bit_twiddle_test::test_count_trailing_zeros ... ok
[INFO] [stdout] test bit_twiddle_test::test_is_pow2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_log2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_max ... ok
[INFO] [stdout] test bit_twiddle_test::test_min ... ok
[INFO] [stdout] test bit_twiddle_test::test_next_combination ... ok
[INFO] [stdout] test bit_twiddle_test::test_next_pow2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_not ... ok
[INFO] [stdout] test bit_twiddle_test::test_pop_count ... ok
[INFO] [stdout] test bit_twiddle_test::test_reverse ... ok
[INFO] [stdout] test bit_twiddle_test::test_prev_pow2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_sign ... ok
[INFO] [stdout] test bit_twiddle_test::test_interleave2 ... ok
[INFO] [stdout] test bit_twiddle_test::test_parity ... ok
[INFO] [stdout] test bit_twiddle_test::test_log10 ... ok
[INFO] [stdout] test bit_twiddle_test::test_interleave3 ... 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] [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]     |                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10d81b85bdce5903741a99d185afdb31a609d2c7bb8ee8bd59a1d3f022b1728c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d81b85bdce5903741a99d185afdb31a609d2c7bb8ee8bd59a1d3f022b1728c", kill_on_drop: false }`
[INFO] [stdout] 10d81b85bdce5903741a99d185afdb31a609d2c7bb8ee8bd59a1d3f022b1728c