[INFO] fetching crate ds-heightmap 0.1.2...
[INFO] testing ds-heightmap-0.1.2 against 1.69.0 for beta-1.70-1
[INFO] extracting crate ds-heightmap 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ds-heightmap 0.1.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ds-heightmap 0.1.2
[INFO] finished tweaking crates.io crate ds-heightmap 0.1.2
[INFO] tweaked toml for crates.io crate ds-heightmap 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 588ce3002e9de7fddf3a217d9a969f55eccb9193af7fbd86406a4709c8c00b24
[INFO] running `Command { std: "docker" "start" "-a" "588ce3002e9de7fddf3a217d9a969f55eccb9193af7fbd86406a4709c8c00b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "588ce3002e9de7fddf3a217d9a969f55eccb9193af7fbd86406a4709c8c00b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588ce3002e9de7fddf3a217d9a969f55eccb9193af7fbd86406a4709c8c00b24", kill_on_drop: false }`
[INFO] [stdout] 588ce3002e9de7fddf3a217d9a969f55eccb9193af7fbd86406a4709c8c00b24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bed1f94aa655e70cede05d2521afcae46f1c541871b5a7622a3c8d126576aa8
[INFO] running `Command { std: "docker" "start" "-a" "9bed1f94aa655e70cede05d2521afcae46f1c541871b5a7622a3c8d126576aa8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ds-heightmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:230:33
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                                 ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 230 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:230:19
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 230 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                                 ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 313 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:313:19
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 313 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "9bed1f94aa655e70cede05d2521afcae46f1c541871b5a7622a3c8d126576aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bed1f94aa655e70cede05d2521afcae46f1c541871b5a7622a3c8d126576aa8", kill_on_drop: false }`
[INFO] [stdout] 9bed1f94aa655e70cede05d2521afcae46f1c541871b5a7622a3c8d126576aa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6daf49082f5d5805f56835430346067065fa6938e7f275a14edecee7b3c904cf
[INFO] running `Command { std: "docker" "start" "-a" "6daf49082f5d5805f56835430346067065fa6938e7f275a14edecee7b3c904cf", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:230:33
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                                 ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 230 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:230:19
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 230 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                                 ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 313 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:313:19
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 313 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ds-heightmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:230:33
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                                 ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 230 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:230:19
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 230 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                                 ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 313 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:313:19
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout]     |                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stdout] 313 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "6daf49082f5d5805f56835430346067065fa6938e7f275a14edecee7b3c904cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6daf49082f5d5805f56835430346067065fa6938e7f275a14edecee7b3c904cf", kill_on_drop: false }`
[INFO] [stdout] 6daf49082f5d5805f56835430346067065fa6938e7f275a14edecee7b3c904cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81666b707e547cff777c870ba9f4ce32a3789894fb628af124269037920d4257
[INFO] running `Command { std: "docker" "start" "-a" "81666b707e547cff777c870ba9f4ce32a3789894fb628af124269037920d4257", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:230:33
[INFO] [stderr]     |
[INFO] [stderr] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                                 ^          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 230 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:230:19
[INFO] [stderr]     |
[INFO] [stderr] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                   ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 230 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:313:33
[INFO] [stderr]     |
[INFO] [stderr] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                                 ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 313 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:313:19
[INFO] [stderr]     |
[INFO] [stderr] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                   ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 313 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `ds-heightmap` (lib) generated 4 warnings (run `cargo fix --lib -p ds-heightmap` to apply 4 suggestions)
[INFO] [stderr] warning: `ds-heightmap` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ds_heightmap-dcae0414309a8963)
[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] [stderr]    Doc-tests ds-heightmap
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:230:33
[INFO] [stderr]     |
[INFO] [stderr] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                                 ^          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 230 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:230:19
[INFO] [stderr]     |
[INFO] [stderr] 230 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                   ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 230 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 230 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:313:33
[INFO] [stderr]     |
[INFO] [stderr] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                                 ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 313 +         self.data[(x as usize)][y as usize] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:313:19
[INFO] [stderr]     |
[INFO] [stderr] 313 |         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr]     |                   ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 313 -         self.data[(x as usize)][(y as usize)] = n;
[INFO] [stderr] 313 +         self.data[x as usize][(y as usize)] = n;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81666b707e547cff777c870ba9f4ce32a3789894fb628af124269037920d4257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81666b707e547cff777c870ba9f4ce32a3789894fb628af124269037920d4257", kill_on_drop: false }`
[INFO] [stdout] 81666b707e547cff777c870ba9f4ce32a3789894fb628af124269037920d4257
