[INFO] cloning repository https://github.com/heartlabs/megachess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heartlabs/megachess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartlabs%2Fmegachess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartlabs%2Fmegachess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5386f2114dbc9745efa104fd087fd582f060fdc
[INFO] checking heartlabs/megachess against 67a539cbdf2a0107837ce64f9069509a44da67b7 for pr-164053
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartlabs%2Fmegachess" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/heartlabs/megachess
[INFO] finished tweaking git repo https://github.com/heartlabs/megachess
[INFO] tweaked toml for git repo https://github.com/heartlabs/megachess written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/heartlabs/megachess 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/heartlabs/megachess 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d
[INFO] running `Command { std: "docker" "start" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d", 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" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d", 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" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling nanoserde-derive v0.2.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.114
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking nanoserde v0.2.1
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking dasp_frame v0.11.0
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking game-model v0.1.0 (/opt/rustwide/workdir/game-model)
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling quad-snd v0.2.8
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking data-encoding v2.10.0
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking audrey v0.3.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking miniquad v0.4.8
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking epaint_default_fonts v0.31.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking fontdue v0.9.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[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] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[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" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d", kill_on_drop: false }`
[INFO] [stdout] 8c8aef5423b7012dad10b31de1938952f7f3f32a7439ae3df65f8e2944c4367d
