[INFO] fetching crate cherryrgb 0.2.8... [INFO] checking cherryrgb-0.2.8 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate cherryrgb 0.2.8 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate cherryrgb 0.2.8 [INFO] finished tweaking crates.io crate cherryrgb 0.2.8 [INFO] tweaked toml for crates.io crate cherryrgb 0.2.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cherryrgb 0.2.8 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 78 packages to latest compatible versions [INFO] [stderr] Adding binrw v0.11.2 (available: v0.15.0) [INFO] [stderr] Adding strum v0.24.1 (available: v0.27.2) [INFO] [stderr] Adding strum_macros v0.24.3 (available: v0.27.2) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] [stderr] Adding uhid-virt v0.0.6 (available: v0.0.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2e7c5417b678dd60d532d1822d7a02c4e80783f6576c99b0bbebdd339147617 [INFO] running `Command { std: "docker" "start" "-a" "c2e7c5417b678dd60d532d1822d7a02c4e80783f6576c99b0bbebdd339147617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2e7c5417b678dd60d532d1822d7a02c4e80783f6576c99b0bbebdd339147617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2e7c5417b678dd60d532d1822d7a02c4e80783f6576c99b0bbebdd339147617", kill_on_drop: false }` [INFO] [stdout] c2e7c5417b678dd60d532d1822d7a02c4e80783f6576c99b0bbebdd339147617 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6fb0836f6d5611c66178b6293cfce113deff3613e77e18c6d89840c5e26c7ca3 [INFO] running `Command { std: "docker" "start" "-a" "6fb0836f6d5611c66178b6293cfce113deff3613e77e18c6d89840c5e26c7ca3", kill_on_drop: false }` [INFO] [stderr] Checking is_terminal_polyfill v1.70.2 [INFO] [stderr] Compiling binrw_derive v0.11.2 [INFO] [stderr] Checking clap_lex v0.7.6 [INFO] [stderr] Compiling rusb v0.9.4 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling libusb1-sys v0.7.0 [INFO] [stderr] Compiling binrw v0.11.2 [INFO] [stderr] Compiling owo-colors v3.5.0 [INFO] [stderr] Checking bytemuck v1.24.0 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking anstream v0.6.21 [INFO] [stderr] Checking clap_builder v4.5.51 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling clap_derive v4.5.49 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking clap v4.5.51 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking rgb v0.8.52 [INFO] [stderr] Checking cherryrgb v0.2.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:206:13 [INFO] [stdout] | [INFO] [stdout] 206 | let mut device_handle = ctx [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:206:13 [INFO] [stdout] | [INFO] [stdout] 206 | let mut device_handle = ctx [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UsbPollingRate` is never used [INFO] [stdout] --> src/models.rs:67:10 [INFO] [stdout] | [INFO] [stdout] 67 | pub enum UsbPollingRate { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/models.rs:134:22 [INFO] [stdout] | [INFO] [stdout] 134 | #[br(count = data_len)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/models.rs:154:22 [INFO] [stdout] | [INFO] [stdout] 154 | #[br(count = data_len)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/models.rs:162:22 [INFO] [stdout] | [INFO] [stdout] 162 | #[br(count = data_len)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UsbPollingRate` is never used [INFO] [stdout] --> src/models.rs:67:10 [INFO] [stdout] | [INFO] [stdout] 67 | pub enum UsbPollingRate { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cherryrgb` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/models.rs:134:22 [INFO] [stdout] | [INFO] [stdout] 134 | #[br(count = data_len)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/models.rs:154:22 [INFO] [stdout] | [INFO] [stdout] 154 | #[br(count = data_len)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/models.rs:162:22 [INFO] [stdout] | [INFO] [stdout] 162 | #[br(count = data_len)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cherryrgb` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6fb0836f6d5611c66178b6293cfce113deff3613e77e18c6d89840c5e26c7ca3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fb0836f6d5611c66178b6293cfce113deff3613e77e18c6d89840c5e26c7ca3", kill_on_drop: false }` [INFO] [stdout] 6fb0836f6d5611c66178b6293cfce113deff3613e77e18c6d89840c5e26c7ca3