[INFO] fetching crate polarbear 0.5.1...
[INFO] testing polarbear-0.5.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate polarbear 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate polarbear 0.5.1
[INFO] finished tweaking crates.io crate polarbear 0.5.1
[INFO] tweaked toml for crates.io crate polarbear 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polarbear 0.5.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polarbear 0.5.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded starship-battery v0.10.1
[INFO] [stderr]   Downloaded versions v7.0.0
[INFO] [stderr]   Downloaded formatx v0.2.4
[INFO] [stderr]   Downloaded wfd v0.1.7
[INFO] [stderr]   Downloaded native-dialog v0.9.0
[INFO] [stderr]   Downloaded uom v0.36.0
[INFO] [stderr]   Downloaded proc-macro-utils v0.10.0
[INFO] [stderr]   Downloaded iced_winit v0.13.0
[INFO] [stderr]   Downloaded ctor-lite v0.1.0
[INFO] [stderr]   Downloaded core-graphics v0.24.0
[INFO] [stderr]   Downloaded svgtypes v0.15.3
[INFO] [stderr]   Downloaded usvg v0.42.0
[INFO] [stderr]   Downloaded ttf-parser v0.20.0
[INFO] [stderr]   Downloaded iced v0.13.1
[INFO] [stderr]   Downloaded fontdb v0.16.2
[INFO] [stderr]   Downloaded iced_core v0.13.2
[INFO] [stderr]   Downloaded iced_widget v0.13.4
[INFO] [stderr]   Downloaded read-fonts v0.22.7
[INFO] [stderr]   Downloaded iced_glyphon v0.6.0
[INFO] [stderr]   Downloaded iced_graphics v0.13.0
[INFO] [stderr]   Downloaded skrifa v0.22.3
[INFO] [stderr]   Downloaded wgpu-core v0.19.4
[INFO] [stderr]   Downloaded wgpu-hal v0.19.5
[INFO] [stderr]   Downloaded kurbo v0.11.2
[INFO] [stderr]   Downloaded naga v0.19.2
[INFO] [stderr]   Downloaded fontdb v0.18.0
[INFO] [stderr]   Downloaded rustybuzz v0.14.1
[INFO] [stderr]   Downloaded resvg v0.42.0
[INFO] [stderr]   Downloaded zbus v4.4.0
[INFO] [stderr]   Downloaded calloop v0.14.2
[INFO] [stderr]   Downloaded swash v0.1.19
[INFO] [stderr]   Downloaded zvariant v4.2.0
[INFO] [stderr]   Downloaded glow v0.13.1
[INFO] [stderr]   Downloaded detect-desktop-environment v0.2.0
[INFO] [stderr]   Downloaded winit v0.30.10
[INFO] [stderr]   Downloaded wgpu v0.19.4
[INFO] [stderr]   Downloaded async-io v2.4.0
[INFO] [stderr]   Downloaded drm v0.12.0
[INFO] [stderr]   Downloaded softbuffer v0.4.6
[INFO] [stderr]   Downloaded rangemap v1.5.1
[INFO] [stderr]   Downloaded iced_wgpu v0.13.5
[INFO] [stderr]   Downloaded async-channel v2.3.1
[INFO] [stderr]   Downloaded guillotiere v0.6.2
[INFO] [stderr]   Downloaded yazi v0.1.6
[INFO] [stderr]   Downloaded zeno v0.2.3
[INFO] [stderr]   Downloaded data-url v0.3.1
[INFO] [stderr]   Downloaded kurbo v0.10.4
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.7
[INFO] [stderr]   Downloaded simplecss v0.2.2
[INFO] [stderr]   Downloaded unicode-script v0.5.7
[INFO] [stderr]   Downloaded d3d12 v0.19.0
[INFO] [stderr]   Downloaded gpu-allocator v0.25.0
[INFO] [stderr]   Downloaded com_macros_support v0.6.0
[INFO] [stderr]   Downloaded com_macros v0.6.0
[INFO] [stderr]   Downloaded com v0.6.0
[INFO] [stderr]   Downloaded rust-ini v0.18.0
[INFO] [stderr]   Downloaded async-fs v2.1.2
[INFO] [stderr]   Downloaded async-signal v0.2.10
[INFO] [stderr]   Downloaded cosmic-text v0.12.1
[INFO] [stderr]   Downloaded async-process v2.3.0
[INFO] [stderr]   Downloaded zbus_names v3.0.0
[INFO] [stderr]   Downloaded dark-light v1.1.1
[INFO] [stderr]   Downloaded wayland-protocols-misc v0.3.8
[INFO] [stderr]   Downloaded polling v3.7.4
[INFO] [stderr]   Downloaded manyhow v0.11.4
[INFO] [stderr]   Downloaded drm-sys v0.7.0
[INFO] [stderr]   Downloaded drm-ffi v0.8.0
[INFO] [stderr]   Downloaded svg_fmt v0.4.5
[INFO] [stderr]   Downloaded etagere v0.2.15
[INFO] [stderr]   Downloaded self_cell v1.2.0
[INFO] [stderr]   Downloaded unicode-bidi-mirroring v0.2.0
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.5.0
[INFO] [stderr]   Downloaded metal v0.27.0
[INFO] [stderr]   Downloaded iced_layershell_macros v0.13.5
[INFO] [stderr]   Downloaded linux-raw-sys v0.6.5
[INFO] [stderr]   Downloaded waycrate_xkbkeycode v0.13.5
[INFO] [stderr]   Downloaded iced_layershell v0.13.5
[INFO] [stderr]   Downloaded layershellev v0.13.5
[INFO] [stderr]   Downloaded hassle-rs v0.11.0
[INFO] [stderr]   Downloaded iced_renderer v0.13.0
[INFO] [stderr]   Downloaded dconf_rs v0.3.0
[INFO] [stderr]   Downloaded async-executor v1.13.2
[INFO] [stderr]   Downloaded zbus_macros v4.4.0
[INFO] [stderr]   Downloaded zvariant_utils v2.1.0
[INFO] [stderr]   Downloaded zvariant_derive v4.2.0
[INFO] [stderr]   Downloaded iced_futures v0.13.2
[INFO] [stderr]   Downloaded iced_runtime v0.13.2
[INFO] [stderr]   Downloaded clipboard_macos v0.1.1
[INFO] [stderr]   Downloaded cursor-icon v1.1.0
[INFO] [stderr]   Downloaded smithay-clipboard v0.7.2
[INFO] [stderr]   Downloaded clipboard_wayland v0.2.2
[INFO] [stderr]   Downloaded window_clipboard v0.4.1
[INFO] [stderr]   Downloaded ascii v1.1.0
[INFO] [stderr]   Downloaded manyhow-macros v0.11.4
[INFO] [stderr]   Downloaded core-graphics-types v0.2.0
[INFO] [stderr]   Downloaded drm-fourcc v2.2.0
[INFO] [stderr]   Downloaded tiny-xlib v0.2.4
[INFO] [stderr]   Downloaded iced_tiny_skia v0.13.0
[INFO] [stderr]   Downloaded font-types v0.7.3
[INFO] [stderr]   Downloaded imagesize v0.12.0
[INFO] [stderr]   Downloaded unicode-ccc v0.2.0
[INFO] [stderr]   Downloaded unicode-vo v0.1.0
[INFO] [stderr]   Downloaded xmlwriter v0.1.0
[INFO] [stderr]   Downloaded wgpu-types v0.19.2
[INFO] [stderr]   Downloaded dlv-list v0.3.0
[INFO] [stderr]   Downloaded ordered-multimap v0.4.3
[INFO] [stderr]   Downloaded blocking v1.6.1
[INFO] [stderr]   Downloaded calloop-wayland-source v0.4.0
[INFO] [stderr]   Downloaded clipboard_x11 v0.4.2
[INFO] [stderr]   Downloaded serde-inline-default v0.2.3
[INFO] [stderr]   Downloaded toml_write v0.1.1
[INFO] [stderr]   Downloaded mach2 v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83d9dd4cb53df6ca7b3c1498fe78ed33c5c0849c106db6afaad927142b575503
[INFO] running `Command { std: "docker" "start" "-a" "83d9dd4cb53df6ca7b3c1498fe78ed33c5c0849c106db6afaad927142b575503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83d9dd4cb53df6ca7b3c1498fe78ed33c5c0849c106db6afaad927142b575503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d9dd4cb53df6ca7b3c1498fe78ed33c5c0849c106db6afaad927142b575503", kill_on_drop: false }`
[INFO] [stdout] 83d9dd4cb53df6ca7b3c1498fe78ed33c5c0849c106db6afaad927142b575503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcc4b76bec9cc9ce956a345cda30e26741202544d8ca6cf204f5dcd4c7431d9a
[INFO] running `Command { std: "docker" "start" "-a" "fcc4b76bec9cc9ce956a345cda30e26741202544d8ca6cf204f5dcd4c7431d9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling wayland-sys v0.31.6
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.21
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]    Compiling wayland-client v0.31.10
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling raw-window-handle v0.6.2
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.31.6
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling endi v1.1.0
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling wayland-backend v0.3.10
[INFO] [stderr]    Compiling fontconfig-parser v0.5.7
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling smol_str v0.2.2
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling ttf-parser v0.21.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling xdg-home v1.3.0
[INFO] [stderr]    Compiling async-fs v2.1.2
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.2.0
[INFO] [stderr]    Compiling unicode-ccc v0.2.0
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling unicode-script v0.5.7
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ordered-multimap v0.4.3
[INFO] [stderr]    Compiling dark-light v1.1.1
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling as-raw-xcb-connection v1.0.1
[INFO] [stderr]    Compiling detect-desktop-environment v0.2.0
[INFO] [stderr]    Compiling xkeysym v0.2.1
[INFO] [stderr]    Compiling dconf_rs v0.3.0
[INFO] [stderr]    Compiling rust-ini v0.18.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling x11rb-protocol v0.13.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling ttf-parser v0.20.0
[INFO] [stderr]    Compiling xcursor v0.3.8
[INFO] [stderr]    Compiling yazi v0.1.6
[INFO] [stderr]    Compiling zvariant_utils v2.1.0
[INFO] [stderr]    Compiling glam v0.25.0
[INFO] [stderr]    Compiling zeno v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling wgpu-hal v0.19.5
[INFO] [stderr]    Compiling gpu-alloc-types v0.3.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling cursor-icon v1.1.0
[INFO] [stderr]    Compiling rangemap v1.5.1
[INFO] [stderr]    Compiling drm-sys v0.7.0
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling self_cell v1.2.0
[INFO] [stderr]    Compiling sys-locale v0.3.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.19.2
[INFO] [stderr]    Compiling gpu-descriptor v0.2.4
[INFO] [stderr]    Compiling gpu-alloc v0.6.0
[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/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=f9083645eef1f051 -C extra-filename=-bbe70767d431b4c1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fcc4b76bec9cc9ce956a345cda30e26741202544d8ca6cf204f5dcd4c7431d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc4b76bec9cc9ce956a345cda30e26741202544d8ca6cf204f5dcd4c7431d9a", kill_on_drop: false }`
[INFO] [stdout] fcc4b76bec9cc9ce956a345cda30e26741202544d8ca6cf204f5dcd4c7431d9a