[INFO] fetching crate ferrocad_widgets 0.1.2...
[INFO] testing ferrocad_widgets-0.1.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ferrocad_widgets 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ferrocad_widgets 0.1.2
[INFO] finished tweaking crates.io crate ferrocad_widgets 0.1.2
[INFO] tweaked toml for crates.io crate ferrocad_widgets 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferrocad_widgets 0.1.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ferrocad_widgets 0.1.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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] 265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0
[INFO] running `Command { std: "docker" "start" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0", 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" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]    Compiling smallvec v1.16.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling futures-io v0.3.34
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.59
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.8
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.2
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling cc v1.5.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling dlib v0.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling wayland-sys v0.31.11
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling futures-sink v0.3.34
[INFO] [stderr]    Compiling endi v1.1.1
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling thiserror v2.0.21
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling euclid v0.22.14
[INFO] [stderr]    Compiling blocking v1.7.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling ref-cast v1.0.27
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling wayland-backend v0.3.17
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling zune-core v0.5.3
[INFO] [stderr]    Compiling rustc-hash v2.1.3
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling quick-xml v0.41.0
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling wayland-client v0.31.15
[INFO] [stderr]    Compiling lyon_geom v1.0.19
[INFO] [stderr]    Compiling zune-jpeg v0.5.15
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling float_next_after v1.0.0
[INFO] [stderr]    Compiling siphasher v1.0.4
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling gif v0.14.2
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling naga v29.0.4
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling svg_fmt v0.4.5
[INFO] [stderr]    Compiling pxfm v0.1.30
[INFO] [stderr]    Compiling smol_str v0.3.6
[INFO] [stderr]    Compiling lyon_path v1.0.19
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling wayland-scanner v0.31.11
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=97227b3cdd1ec18b -C extra-filename=-87b659f702914d83 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-4ec937fda3a4cea0.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-4c24add58970d393.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-a3c2600a5da01836.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=51ce129249ee591d -C extra-filename=-c2f9b2d8577fe845 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0", kill_on_drop: false }`
[INFO] [stdout] 265c174238f445a187fe6f9ce092c1deb2c428217d3a89c1b3586a65f1a0fbc0
