[INFO] fetching crate linesweeper 0.1.0...
[INFO] testing linesweeper-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate linesweeper 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate linesweeper 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate linesweeper 0.1.0
[INFO] tweaked toml for crates.io crate linesweeper 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linesweeper 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linesweeper 0.1.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 807e9fa32c1c3fa5a89e22d9aea75ef09672c47d5baed4e0ee816f54c849556c
[INFO] running `Command { std: "docker" "start" "-a" "807e9fa32c1c3fa5a89e22d9aea75ef09672c47d5baed4e0ee816f54c849556c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "807e9fa32c1c3fa5a89e22d9aea75ef09672c47d5baed4e0ee816f54c849556c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "807e9fa32c1c3fa5a89e22d9aea75ef09672c47d5baed4e0ee816f54c849556c", kill_on_drop: false }`
[INFO] [stdout] 807e9fa32c1c3fa5a89e22d9aea75ef09672c47d5baed4e0ee816f54c849556c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f8557ffab97bb67ed13e66ff938417c74307c8877eaf19c1571bff8657b2852
[INFO] running `Command { std: "docker" "start" "-a" "3f8557ffab97bb67ed13e66ff938417c74307c8877eaf19c1571bff8657b2852", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling polycool v0.3.3
[INFO] [stderr]    Compiling kurbo v0.11.1
[INFO] [stderr]    Compiling linesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `cubic_from_bez` is never used
[INFO] [stdout]    --> src/curve/mod.rs:319:4
[INFO] [stdout]     |
[INFO] [stdout] 319 | fn cubic_from_bez(a0: f64, a1: f64, a2: f64, a3: f64) -> Cubic {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cubic_from_bez_x` is never used
[INFO] [stdout]    --> src/curve/mod.rs:327:4
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn cubic_from_bez_x(c: CubicBez) -> Cubic {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cubic_from_bez_y` is never used
[INFO] [stdout]    --> src/curve/mod.rs:331:4
[INFO] [stdout]     |
[INFO] [stdout] 331 | fn cubic_from_bez_y(c: CubicBez) -> Cubic {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.98s
[INFO] running `Command { std: "docker" "inspect" "3f8557ffab97bb67ed13e66ff938417c74307c8877eaf19c1571bff8657b2852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8557ffab97bb67ed13e66ff938417c74307c8877eaf19c1571bff8657b2852", kill_on_drop: false }`
[INFO] [stdout] 3f8557ffab97bb67ed13e66ff938417c74307c8877eaf19c1571bff8657b2852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d17d0daea94f34391dce21530136a16f4ed6ca598f521b8c4dcb8f87fa49e92
[INFO] running `Command { std: "docker" "start" "-a" "7d17d0daea94f34391dce21530136a16f4ed6ca598f521b8c4dcb8f87fa49e92", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling clap_lex v0.7.3
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling clap_builder v4.5.21
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[INFO] [stderr]    Compiling ciborium-io v0.2.2
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[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling plotters-svg v0.3.7
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[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling fdeflate v0.3.7
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[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling tempfile v3.14.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling i_key_sort v0.2.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling escape8259 v0.5.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling similar v2.6.0
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling roxmltree v0.20.0
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[INFO] [stderr]    Compiling data-url v0.3.1
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling svg v0.18.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling glam v0.29.3
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling derive_arbitrary v1.4.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling arbitrary v1.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling font-types v0.9.0
[INFO] [stderr]    Compiling read-fonts v0.29.0
[INFO] [stderr]    Compiling arbtest v0.3.2
[INFO] [stderr]    Compiling proptest v1.5.0
[INFO] [stderr]    Compiling clap v4.5.21
[INFO] [stderr]    Compiling libtest-mimic v0.8.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling i_float v1.6.0
[INFO] [stderr]    Compiling polycool v0.3.3
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling kurbo v0.11.1
[INFO] [stderr]    Compiling i_shape v1.6.0
[INFO] [stderr]    Compiling i_overlay v1.10.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling insta v1.41.1
[INFO] [stderr]    Compiling svgtypes v0.15.2
[INFO] [stderr]    Compiling linesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling usvg v0.44.0
[INFO] [stdout] warning: function `cubic_from_bez` is never used
[INFO] [stdout]    --> src/curve/mod.rs:319:4
[INFO] [stdout]     |
[INFO] [stdout] 319 | fn cubic_from_bez(a0: f64, a1: f64, a2: f64, a3: f64) -> Cubic {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cubic_from_bez_x` is never used
[INFO] [stdout]    --> src/curve/mod.rs:327:4
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn cubic_from_bez_x(c: CubicBez) -> Cubic {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cubic_from_bez_y` is never used
[INFO] [stdout]    --> src/curve/mod.rs:331:4
[INFO] [stdout]     |
[INFO] [stdout] 331 | fn cubic_from_bez_y(c: CubicBez) -> Cubic {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling skrifa v0.31.0
[INFO] [stderr] error: could not compile `read-fonts` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name read_fonts --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/read-fonts-0.29.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=2 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --cfg 'feature="experimental_traverse"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("codegen_test", "default", "experimental_traverse", "ift", "libm", "scaler_test", "serde", "spec_next", "std"))' -C metadata=a8a7e9d800524b6f -C extra-filename=-545edb8e1b1d59d5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-6e3e9878159897ce.rmeta --extern font_types=/opt/rustwide/target/debug/deps/libfont_types-2f743d6d01f50468.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7d17d0daea94f34391dce21530136a16f4ed6ca598f521b8c4dcb8f87fa49e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d17d0daea94f34391dce21530136a16f4ed6ca598f521b8c4dcb8f87fa49e92", kill_on_drop: false }`
[INFO] [stdout] 7d17d0daea94f34391dce21530136a16f4ed6ca598f521b8c4dcb8f87fa49e92