[INFO] cloning repository https://github.com/Arne-Berner/mqtt-egui-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arne-Berner/mqtt-egui-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArne-Berner%2Fmqtt-egui-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArne-Berner%2Fmqtt-egui-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 674141f4425003842e7b97cb6d4071aa5b0c2ea2
[INFO] testing Arne-Berner/mqtt-egui-example/674141f4425003842e7b97cb6d4071aa5b0c2ea2 against try#f23b22458132fb20faeb8a915b1c252478696f25 for pr-131095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArne-Berner%2Fmqtt-egui-example" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arne-Berner/mqtt-egui-example on toolchain f23b22458132fb20faeb8a915b1c252478696f25
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Arne-Berner/mqtt-egui-example
[INFO] finished tweaking git repo https://github.com/Arne-Berner/mqtt-egui-example
[INFO] tweaked toml for git repo https://github.com/Arne-Berner/mqtt-egui-example written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Arne-Berner/mqtt-egui-example 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" "+f23b22458132fb20faeb8a915b1c252478696f25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5d7fe1da342b56409d4a86b2765de8b8adc24c0cfb366d2143b6507ca58c0ac
[INFO] running `Command { std: "docker" "start" "-a" "d5d7fe1da342b56409d4a86b2765de8b8adc24c0cfb366d2143b6507ca58c0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5d7fe1da342b56409d4a86b2765de8b8adc24c0cfb366d2143b6507ca58c0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d7fe1da342b56409d4a86b2765de8b8adc24c0cfb366d2143b6507ca58c0ac", kill_on_drop: false }`
[INFO] [stdout] d5d7fe1da342b56409d4a86b2765de8b8adc24c0cfb366d2143b6507ca58c0ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff961d79a6b440ae67e28c859206cea7d6aca166784762e6bbd9c3ab3a36398f
[INFO] running `Command { std: "docker" "start" "-a" "ff961d79a6b440ae67e28c859206cea7d6aca166784762e6bbd9c3ab3a36398f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling piper v0.2.3
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling ttf-parser v0.24.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling xdg-home v1.2.0
[INFO] [stderr]    Compiling async-executor v1.13.0
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling owned_ttf_parser v0.24.0
[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/f23b22458132fb20faeb8a915b1c252478696f25/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.72/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=b10b9799a98ae2e7 -C extra-filename=-b10b9799a98ae2e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-999306cb2722a44d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-588522ccb60d1420.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.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" "ff961d79a6b440ae67e28c859206cea7d6aca166784762e6bbd9c3ab3a36398f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff961d79a6b440ae67e28c859206cea7d6aca166784762e6bbd9c3ab3a36398f", kill_on_drop: false }`
[INFO] [stdout] ff961d79a6b440ae67e28c859206cea7d6aca166784762e6bbd9c3ab3a36398f