[INFO] cloning repository https://github.com/GNOME/fractal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GNOME/fractal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGNOME%2Ffractal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGNOME%2Ffractal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af767d62d2ec56e9599662ec9aca74138ff40415
[INFO] documenting GNOME/fractal against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGNOME%2Ffractal" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GNOME/fractal on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/GNOME/fractal
[INFO] finished tweaking git repo https://github.com/GNOME/fractal
[INFO] tweaked toml for git repo https://github.com/GNOME/fractal written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/GNOME/fractal 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/A6GibKm/x25519-dalek`
[INFO] [stderr]     Updating git repository `https://github.com/zecakeh/matrix-rust-sdk.git`
[INFO] [stderr]     Updating git repository `https://github.com/ruma/ruma.git`
[INFO] [stderr]     Updating git repository `https://github.com/matrix-org/vodozemac`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded graphene-rs v0.17.1
[INFO] [stderr]   Downloaded gsk4 v0.6.3
[INFO] [stderr]   Downloaded gtk4-macros v0.6.6
[INFO] [stderr]   Downloaded gdk4 v0.6.3
[INFO] [stderr]   Downloaded gtk4 v0.6.6
[INFO] [stderr]   Downloaded zvariant v3.12.0
[INFO] [stderr]   Downloaded ammonia v3.3.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.17.0
[INFO] [stderr]   Downloaded pipewire v0.6.0
[INFO] [stderr]   Downloaded gstreamer-play v0.20.2
[INFO] [stderr]   Downloaded enumflags2 v0.7.7
[INFO] [stderr]   Downloaded js_int v0.2.2
[INFO] [stderr]   Downloaded imbl-sized-chunks v0.1.1
[INFO] [stderr]   Downloaded eyeball v0.6.0
[INFO] [stderr]   Downloaded xdg-home v1.0.0
[INFO] [stderr]   Downloaded pkcs7 v0.3.0
[INFO] [stderr]   Downloaded gdk4-x11 v0.6.3
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.7
[INFO] [stderr]   Downloaded zvariant_derive v3.12.0
[INFO] [stderr]   Downloaded zvariant_utils v1.0.0
[INFO] [stderr]   Downloaded libshumate v0.3.0
[INFO] [stderr]   Downloaded geo-uri v0.2.1
[INFO] [stderr]   Downloaded matrix-pickle v0.1.0
[INFO] [stderr]   Downloaded eyeball-im v0.2.0
[INFO] [stderr]   Downloaded readlock v0.1.5
[INFO] [stderr]   Downloaded g2poly v1.0.1
[INFO] [stderr]   Downloaded assign v1.1.1
[INFO] [stderr]   Downloaded libadwaita-sys v0.3.0
[INFO] [stderr]   Downloaded indexed_db_futures v0.3.0
[INFO] [stderr]   Downloaded konst_macro_rules v0.2.19
[INFO] [stderr]   Downloaded wildmatch v2.1.1
[INFO] [stderr]   Downloaded async-broadcast v0.5.1
[INFO] [stderr]   Downloaded matrix-pickle-derive v0.1.0
[INFO] [stderr]   Downloaded serde_html_form v0.2.0
[INFO] [stderr]   Downloaded konst_proc_macros v0.2.11
[INFO] [stderr]   Downloaded gdk4-x11-sys v0.6.3
[INFO] [stderr]   Downloaded g2gen v1.0.1
[INFO] [stderr]   Downloaded cairo-rs v0.17.0
[INFO] [stderr]   Downloaded gio v0.17.9
[INFO] [stderr]   Downloaded gst-plugin-gtk4 v0.10.5
[INFO] [stderr]   Downloaded gstreamer-gl v0.20.0
[INFO] [stderr]   Downloaded sourceview5 v0.6.1
[INFO] [stderr]   Downloaded gstreamer-gl-sys v0.20.0
[INFO] [stderr]   Downloaded pango v0.17.4
[INFO] [stderr]   Downloaded gdk4-wayland v0.6.3
[INFO] [stderr]   Downloaded pipewire-sys v0.6.0
[INFO] [stderr]   Downloaded imbl v2.0.0
[INFO] [stderr]   Downloaded temp-dir v0.1.11
[INFO] [stderr]   Downloaded libadwaita v0.3.1
[INFO] [stderr]   Downloaded gdk4-wayland-sys v0.6.3
[INFO] [stderr]   Downloaded libshumate-sys v0.3.0
[INFO] [stderr]   Downloaded libspa-sys v0.6.0
[INFO] [stderr]   Downloaded deadpool-sync v0.1.0
[INFO] [stderr]   Downloaded js_option v0.1.1
[INFO] [stderr]   Downloaded djb_hash v0.1.3
[INFO] [stderr]   Downloaded deadpool-sqlite v0.5.0
[INFO] [stderr]   Downloaded html2pango v0.5.0
[INFO] [stderr]   Downloaded locale_config v0.3.0
[INFO] [stderr]   Downloaded gettext-rs v0.7.0
[INFO] [stderr]   Downloaded zbus_macros v3.12.0
[INFO] [stderr]   Downloaded libspa v0.6.0
[INFO] [stderr]   Downloaded bitmaps v3.2.0
[INFO] [stderr]   Downloaded zbus v3.12.0
[INFO] [stderr]   Downloaded ashpd v0.4.0
[INFO] [stderr]   Downloaded gstreamer-pbutils v0.20.5
[INFO] [stderr]   Downloaded oo7 v0.1.2
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.2.0
[INFO] [stderr]   Downloaded xml5ever v0.17.0
[INFO] [stderr]   Downloaded sourceview5-sys v0.6.0
[INFO] [stderr]   Downloaded konst v0.2.19
[INFO] [stderr]   Downloaded g2p v1.0.1
[INFO] [stderr]   Downloaded rqrr v0.6.0
[INFO] [stderr]   Downloaded gettext-sys v0.21.3
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7805a58bbc9927f016aae4962daac2ae6d5357f686837160f1fe5beeb2ae911
[INFO] running `Command { std: "docker" "start" "-a" "b7805a58bbc9927f016aae4962daac2ae6d5357f686837160f1fe5beeb2ae911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7805a58bbc9927f016aae4962daac2ae6d5357f686837160f1fe5beeb2ae911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7805a58bbc9927f016aae4962daac2ae6d5357f686837160f1fe5beeb2ae911", kill_on_drop: false }`
[INFO] [stdout] b7805a58bbc9927f016aae4962daac2ae6d5357f686837160f1fe5beeb2ae911
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d59391cbbf56ba730aab68c89c751709d5655478af80b7b065f5498619785fa5
[INFO] running `Command { std: "docker" "start" "-a" "d59391cbbf56ba730aab68c89c751709d5655478af80b7b065f5498619785fa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling target-lexicon v0.12.7
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling cfg-expr v0.15.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling gio v0.17.9
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling bindgen v0.64.0
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]    Compiling js_int v0.2.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.9.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking konst_macro_rules v0.2.19
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling konst_proc_macros v0.2.11
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking uuid v1.3.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking wildmatch v2.1.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking const-oid v0.7.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking der v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling field-offset v0.3.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking konst v0.2.19
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]     Checking hkdf v0.12.3
[INFO] [stderr]     Checking option-operations v0.5.0
[INFO] [stderr]    Compiling zvariant_utils v1.0.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling async-process v1.7.0
[INFO] [stderr]     Checking pretty-hex v0.3.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking muldiv v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]     Checking assign v1.1.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking pkcs7 v0.3.0
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]    Compiling blake3 v1.3.3
[INFO] [stderr]     Checking rmp v0.8.11
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking atomic_refcell v0.1.10
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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 opt-level=3 -C embed-bitcode=no -C codegen-units=16 --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"' --cfg 'feature="visit-mut"' -C metadata=fff9262ecab3a108 -C extra-filename=-fff9262ecab3a108 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5b0c58af17d2468e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1bf041185ab83c7e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-dbd8222de0928a75.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d59391cbbf56ba730aab68c89c751709d5655478af80b7b065f5498619785fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59391cbbf56ba730aab68c89c751709d5655478af80b7b065f5498619785fa5", kill_on_drop: false }`
[INFO] [stdout] d59391cbbf56ba730aab68c89c751709d5655478af80b7b065f5498619785fa5
