[INFO] updating cached repository https://github.com/cat-in-136/rust-bocu1tst
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bde6d9f856f6db553078d095f1e73c731326978e
[INFO] checking cat-in-136/rust-bocu1tst against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcat-in-136%2Frust-bocu1tst" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cat-in-136/rust-bocu1tst on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cat-in-136/rust-bocu1tst
[INFO] finished tweaking git repo https://github.com/cat-in-136/rust-bocu1tst
[INFO] tweaked toml for git repo https://github.com/cat-in-136/rust-bocu1tst written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/cat-in-136/rust-bocu1tst already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f441602e23f91a897b5ebe1fc0ca8df8276664e8a24f5235ac07de3a25bd761
[INFO] running `"docker" "start" "-a" "2f441602e23f91a897b5ebe1fc0ca8df8276664e8a24f5235ac07de3a25bd761"`
[INFO] [stderr]     Checking rust-bocu1tst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | const BOCU1_COUNT: i32 = (BOCU1_MAX_LEAD - BOCU1_MIN + 1);
[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 assigned value
[INFO] [stderr]   --> src/lib.rs:21:38
[INFO] [stderr]    |
[INFO] [stderr] 21 | const BOCU1_TRAIL_BYTE_OFFSET: i32 = (BOCU1_MIN - BOCU1_TRAIL_CONTROLS_COUNT);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 | const BOCU1_TRAIL_COUNT: i32 = ((BOCU1_MAX_TRAIL - BOCU1_MIN + 1) + BOCU1_TRAIL_CONTROLS_COUNT);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:37:32
[INFO] [stderr]    |
[INFO] [stderr] 37 | const BOCU1_REACH_POS_1: i32 = (BOCU1_SINGLE - 1);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:38:32
[INFO] [stderr]    |
[INFO] [stderr] 38 | const BOCU1_REACH_NEG_1: i32 = (-BOCU1_SINGLE);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 | const BOCU1_REACH_POS_2: i32 = (BOCU1_REACH_POS_1 + BOCU1_LEAD_2 * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 | const BOCU1_REACH_NEG_2: i32 = (BOCU1_REACH_NEG_1 - BOCU1_LEAD_2 * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     (BOCU1_REACH_POS_2 + BOCU1_LEAD_3 * BOCU1_TRAIL_COUNT * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     (BOCU1_REACH_NEG_2 - BOCU1_LEAD_3 * BOCU1_TRAIL_COUNT * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 | const BOCU1_START_POS_2: i32 = (BOCU1_MIDDLE + BOCU1_REACH_POS_1 + 1);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 | const BOCU1_START_POS_3: i32 = (BOCU1_START_POS_2 + BOCU1_LEAD_2);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 | const BOCU1_START_POS_4: i32 = (BOCU1_START_POS_3 + BOCU1_LEAD_3);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 | const BOCU1_START_NEG_2: i32 = (BOCU1_MIDDLE + BOCU1_REACH_NEG_1);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:56:32
[INFO] [stderr]    |
[INFO] [stderr] 56 | const BOCU1_START_NEG_3: i32 = (BOCU1_START_NEG_2 - BOCU1_LEAD_2);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 | const BOCU1_START_NEG_4: i32 = (BOCU1_START_NEG_3 - BOCU1_LEAD_3);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:323:18
[INFO] [stderr]     |
[INFO] [stderr] 323 |                 0...0x10ffff => {
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:461:15
[INFO] [stderr]     |
[INFO] [stderr] 461 |         0x3040...0x309f => 0x3070,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:463:15
[INFO] [stderr]     |
[INFO] [stderr] 463 |         0x4e00...0x9fa5 => 0x4e00 - BOCU1_REACH_NEG_2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:465:15
[INFO] [stderr]     |
[INFO] [stderr] 465 |         0xac00...0xd7a3 => (0xd7a3 + 0xac00) / 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | const BOCU1_COUNT: i32 = (BOCU1_MAX_LEAD - BOCU1_MIN + 1);
[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 assigned value
[INFO] [stderr]   --> src/lib.rs:21:38
[INFO] [stderr]    |
[INFO] [stderr] 21 | const BOCU1_TRAIL_BYTE_OFFSET: i32 = (BOCU1_MIN - BOCU1_TRAIL_CONTROLS_COUNT);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 | const BOCU1_TRAIL_COUNT: i32 = ((BOCU1_MAX_TRAIL - BOCU1_MIN + 1) + BOCU1_TRAIL_CONTROLS_COUNT);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:37:32
[INFO] [stderr]    |
[INFO] [stderr] 37 | const BOCU1_REACH_POS_1: i32 = (BOCU1_SINGLE - 1);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:38:32
[INFO] [stderr]    |
[INFO] [stderr] 38 | const BOCU1_REACH_NEG_1: i32 = (-BOCU1_SINGLE);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 | const BOCU1_REACH_POS_2: i32 = (BOCU1_REACH_POS_1 + BOCU1_LEAD_2 * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 | const BOCU1_REACH_NEG_2: i32 = (BOCU1_REACH_NEG_1 - BOCU1_LEAD_2 * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     (BOCU1_REACH_POS_2 + BOCU1_LEAD_3 * BOCU1_TRAIL_COUNT * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     (BOCU1_REACH_NEG_2 - BOCU1_LEAD_3 * BOCU1_TRAIL_COUNT * BOCU1_TRAIL_COUNT);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 | const BOCU1_START_POS_2: i32 = (BOCU1_MIDDLE + BOCU1_REACH_POS_1 + 1);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 | const BOCU1_START_POS_3: i32 = (BOCU1_START_POS_2 + BOCU1_LEAD_2);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 | const BOCU1_START_POS_4: i32 = (BOCU1_START_POS_3 + BOCU1_LEAD_3);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 | const BOCU1_START_NEG_2: i32 = (BOCU1_MIDDLE + BOCU1_REACH_NEG_1);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:56:32
[INFO] [stderr]    |
[INFO] [stderr] 56 | const BOCU1_START_NEG_3: i32 = (BOCU1_START_NEG_2 - BOCU1_LEAD_2);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 | const BOCU1_START_NEG_4: i32 = (BOCU1_START_NEG_3 - BOCU1_LEAD_3);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:323:18
[INFO] [stderr]     |
[INFO] [stderr] 323 |                 0...0x10ffff => {
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:461:15
[INFO] [stderr]     |
[INFO] [stderr] 461 |         0x3040...0x309f => 0x3070,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:463:15
[INFO] [stderr]     |
[INFO] [stderr] 463 |         0x4e00...0x9fa5 => 0x4e00 - BOCU1_REACH_NEG_2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:465:15
[INFO] [stderr]     |
[INFO] [stderr] 465 |         0xac00...0xd7a3 => (0xd7a3 + 0xac00) / 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file.rs:31:44
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Bocu1Error::Io(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file.rs:31:44
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Bocu1Error::Io(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "2f441602e23f91a897b5ebe1fc0ca8df8276664e8a24f5235ac07de3a25bd761"`
[INFO] running `"docker" "rm" "-f" "2f441602e23f91a897b5ebe1fc0ca8df8276664e8a24f5235ac07de3a25bd761"`
[INFO] [stdout] 2f441602e23f91a897b5ebe1fc0ca8df8276664e8a24f5235ac07de3a25bd761