[INFO] fetching crate background-picker 0.1.0...
[INFO] checking background-picker-0.1.0 against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] extracting crate background-picker 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate background-picker 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate background-picker 0.1.0
[INFO] tweaked toml for crates.io crate background-picker 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate background-picker 0.1.0 on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate background-picker 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89f297a782676a4666dc0554d9095b2f1ff897681fba6b8da689ca12a349f667
[INFO] running `Command { std: "docker" "start" "-a" "89f297a782676a4666dc0554d9095b2f1ff897681fba6b8da689ca12a349f667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89f297a782676a4666dc0554d9095b2f1ff897681fba6b8da689ca12a349f667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f297a782676a4666dc0554d9095b2f1ff897681fba6b8da689ca12a349f667", kill_on_drop: false }`
[INFO] [stdout] 89f297a782676a4666dc0554d9095b2f1ff897681fba6b8da689ca12a349f667
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69964e8e938d219a4a2f22282f797d2c8dd3c277a7667ff1d457b6759d65327b
[INFO] running `Command { std: "docker" "start" "-a" "69964e8e938d219a4a2f22282f797d2c8dd3c277a7667ff1d457b6759d65327b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking libloading v0.8.8
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]    Compiling wayland-sys v0.31.6
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling wayland-client v0.31.10
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling wayland-scanner v0.31.6
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling xml-rs v0.8.26
[INFO] [stderr]     Checking async-executor v1.13.2
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling wayland-backend v0.3.10
[INFO] [stderr]     Checking accesskit v0.12.3
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]     Checking xdg-home v1.3.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]     Checking emath v0.28.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling winit v0.29.15
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.5.0
[INFO] [stderr]     Checking ecolor v0.28.1
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[INFO] [stderr]     Checking polling v3.8.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking accesskit_consumer v0.16.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling glutin v0.31.3
[INFO] [stderr]     Checking async-once-cell v0.5.4
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking owned_ttf_parser v0.25.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking ab_glyph v0.2.29
[INFO] [stderr]    Compiling glutin-winit v0.4.2
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking epaint v0.28.1
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking sdd v3.0.8
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking webbrowser v1.0.5
[INFO] [stderr]     Checking clap_builder v4.5.40
[INFO] [stderr]     Checking scc v2.3.4
[INFO] [stderr]     Checking tempfile v3.20.0
[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/78c81ee3917a99dcff6e2e6822800f0492c415c3/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=5b1fa3c265cdf58b -C extra-filename=-a6abe68c61b9ffe0 --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" "69964e8e938d219a4a2f22282f797d2c8dd3c277a7667ff1d457b6759d65327b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69964e8e938d219a4a2f22282f797d2c8dd3c277a7667ff1d457b6759d65327b", kill_on_drop: false }`
[INFO] [stdout] 69964e8e938d219a4a2f22282f797d2c8dd3c277a7667ff1d457b6759d65327b