[INFO] cloning repository https://github.com/aimindseye/rustmix-x4-firmware
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aimindseye/rustmix-x4-firmware" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faimindseye%2Frustmix-x4-firmware", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faimindseye%2Frustmix-x4-firmware'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46a169e42234eeedf1736974b80f1d34bc63a6cd
[INFO] checking aimindseye/rustmix-x4-firmware against 67a539cbdf2a0107837ce64f9069509a44da67b7 for pr-164053
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faimindseye%2Frustmix-x4-firmware" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/aimindseye/rustmix-x4-firmware
[INFO] finished tweaking git repo https://github.com/aimindseye/rustmix-x4-firmware
[INFO] tweaked toml for git repo https://github.com/aimindseye/rustmix-x4-firmware written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aimindseye/rustmix-x4-firmware on toolchain 67a539cbdf2a0107837ce64f9069509a44da67b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aimindseye/rustmix-x4-firmware already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `esp-alloc`
[INFO] [stderr]   --> Cargo.toml:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 | [workspace.dependencies.esp-alloc]
[INFO] [stderr]    |                         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `esp-alloc`
[INFO] [stderr] warning: unused workspace dependency `log`
[INFO] [stderr]  --> Cargo.toml:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | log = "0.4.27"
[INFO] [stderr]   | ^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the workspace dependency `log`
[INFO] [stderr] warning: unused workspace dependency `nb`
[INFO] [stderr]   --> Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | nb = "1.1.0"
[INFO] [stderr]    | ^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `nb`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9
[INFO] running `Command { std: "docker" "start" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `esp-alloc`
[INFO] [stderr]   --> Cargo.toml:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 | [workspace.dependencies.esp-alloc]
[INFO] [stderr]    |                         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `esp-alloc`
[INFO] [stderr] warning: unused workspace dependency `log`
[INFO] [stderr]  --> Cargo.toml:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | log = "0.4.27"
[INFO] [stderr]   | ^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the workspace dependency `log`
[INFO] [stderr] warning: unused workspace dependency `nb`
[INFO] [stderr]   --> Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | nb = "1.1.0"
[INFO] [stderr]    | ^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `nb`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling ttf-parser v0.21.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]     Checking rustmix-lua-vm v0.1.0 (/opt/rustwide/workdir/support/rustmix-lua-vm)
[INFO] [stderr]    Compiling fontdue v0.9.3
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fontdue-0.9.3/src/font.rs:284:38
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let mut glyphs: Vec<Glyph> = vec::from_elem(Glyph::default(), glyph_count as usize);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-09; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fontdue` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9", kill_on_drop: false }`
[INFO] [stdout] 2a9cb1cc3c1590e07d65b499309a20b8cebe310f822ac799fb355ac7323ff5c9