[INFO] cloning repository https://github.com/pop-os/cosmic-applibrary
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pop-os/cosmic-applibrary" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fcosmic-applibrary", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fcosmic-applibrary'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33494622249daef59e1618ff73b3a4a6bf16fcac
[INFO] checking pop-os/cosmic-applibrary against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fcosmic-applibrary" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pop-os/cosmic-applibrary on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/pop-os/cosmic-applibrary
[INFO] finished tweaking git repo https://github.com/pop-os/cosmic-applibrary
[INFO] tweaked toml for git repo https://github.com/pop-os/cosmic-applibrary written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pop-os/cosmic-applibrary 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/libcosmic/`
[INFO] [stderr]     Updating git submodule `https://github.com/pop-os/cosmic-design-demo`
[INFO] [stderr]     Updating git submodule `https://github.com/pop-os/iced.git`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/dbus-settings-bindings`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/dbus-settings-bindings`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/window_clipboard.git`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/cosmic-text.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded i18n-embed-fl v0.6.7
[INFO] [stderr]   Downloaded i18n-embed v0.13.9
[INFO] [stderr]   Downloaded current_locale v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44c7f6b2964c2a03e331f0a1966e134b366b81e9e96f271c4f9e2e201b5b2cee
[INFO] running `Command { std: "docker" "start" "-a" "44c7f6b2964c2a03e331f0a1966e134b366b81e9e96f271c4f9e2e201b5b2cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c7f6b2964c2a03e331f0a1966e134b366b81e9e96f271c4f9e2e201b5b2cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c7f6b2964c2a03e331f0a1966e134b366b81e9e96f271c4f9e2e201b5b2cee", kill_on_drop: false }`
[INFO] [stdout] 44c7f6b2964c2a03e331f0a1966e134b366b81e9e96f271c4f9e2e201b5b2cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1c11ac33094f84fd25d12874360faed1913e6deffbea4819fc6e559ae42e96c
[INFO] running `Command { std: "docker" "start" "-a" "c1c11ac33094f84fd25d12874360faed1913e6deffbea4819fc6e559ae42e96c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]    Compiling io-lifetimes v2.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking xcursor v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]     Checking cursor-icon v1.1.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking as-raw-xcb-connection v1.0.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking x11rb-protocol v0.13.0
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking memmap2 v0.8.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling palette v0.7.5
[INFO] [stderr]     Checking raw-window-handle v0.6.0
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.0 (https://github.com/smithay/client-toolkit?rev=2e9bf9f#2e9bf9f3)
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking roxmltree v0.19.0
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking web-time v0.2.4
[INFO] [stderr]     Checking smol_str v0.2.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking xxhash-rust v0.8.10
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking unicode-script v0.5.6
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]     Checking fontconfig-parser v0.5.6
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking self_cell v1.0.3
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking kurbo v0.9.5
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking event-listener v5.2.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rctree v0.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling drm-sys v0.6.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking font-types v0.4.3
[INFO] [stderr]     Checking event-listener-strategy v0.5.0
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking euclid v0.22.9
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking read-fonts v0.16.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking svgtypes v0.13.0
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking fontdb v0.16.2
[INFO] [stderr]     Checking yazi v0.1.6
[INFO] [stderr]     Checking zeno v0.2.3
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]    Compiling drm-fourcc v2.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.6.4
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking lyon_geom v1.0.5
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking rangemap v1.5.1
[INFO] [stderr]     Checking data-url v0.3.1
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling async-trait v0.1.78
[INFO] [stderr]    Compiling cfg_aliases v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking sys-locale v0.3.1
[INFO] [stderr]     Checking imagesize v0.12.0
[INFO] [stderr]     Checking mutate_once v0.1.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking kamadak-exif v0.5.5
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling softbuffer v0.4.1 (https://github.com/pop-os/softbuffer?tag=cosmic-4.0#6e75b1ad)
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]     Checking lyon_path v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]     Checking pico-args v0.5.0
[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/385fa9d845dd326c6bbfd58c22244215e431948a/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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"' -C metadata=42a0635831c26ff8 -C extra-filename=-42a0635831c26ff8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c0a7e744780d4271.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cfd72e5a145dea92.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" "c1c11ac33094f84fd25d12874360faed1913e6deffbea4819fc6e559ae42e96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c11ac33094f84fd25d12874360faed1913e6deffbea4819fc6e559ae42e96c", kill_on_drop: false }`
[INFO] [stdout] c1c11ac33094f84fd25d12874360faed1913e6deffbea4819fc6e559ae42e96c