[INFO] cloning repository https://github.com/plule/mpc_valet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plule/mpc_valet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplule%2Fmpc_valet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplule%2Fmpc_valet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1508d67085aa43dd6ecf111ac05452e40d2a5504
[INFO] documenting plule/mpc_valet against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplule%2Fmpc_valet" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plule/mpc_valet on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plule/mpc_valet
[INFO] finished tweaking git repo https://github.com/plule/mpc_valet
[INFO] tweaked toml for git repo https://github.com/plule/mpc_valet written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/plule/mpc_valet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d86e6a0d17c4a7c51befc0c53b82a4c513368b2f6494fad6ce83537f6efed08
[INFO] running `Command { std: "docker" "start" "-a" "1d86e6a0d17c4a7c51befc0c53b82a4c513368b2f6494fad6ce83537f6efed08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d86e6a0d17c4a7c51befc0c53b82a4c513368b2f6494fad6ce83537f6efed08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d86e6a0d17c4a7c51befc0c53b82a4c513368b2f6494fad6ce83537f6efed08", kill_on_drop: false }`
[INFO] [stdout] 1d86e6a0d17c4a7c51befc0c53b82a4c513368b2f6494fad6ce83537f6efed08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 183810cd44fdabbbd9dab4ad1c83be4ffb0b247765e751b2ead3c5dc5f722d9c
[INFO] running `Command { std: "docker" "start" "-a" "183810cd44fdabbbd9dab4ad1c83be4ffb0b247765e751b2ead3c5dc5f722d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking ttf-parser v0.15.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]    Compiling rfd v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling cfg-expr v0.10.2
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking owned_ttf_parser v0.15.0
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking ab_glyph v0.2.15
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking music-note v0.3.0
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking webbrowser v0.7.1
[INFO] [stderr]     Checking random_color v0.6.1
[INFO] [stderr]    Compiling system-deps v6.0.2
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking x11rb v0.9.0
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]    Compiling glib-sys v0.15.10
[INFO] [stderr]    Compiling gobject-sys v0.15.10
[INFO] [stderr]    Compiling gio-sys v0.15.10
[INFO] [stderr]    Compiling gdk-sys v0.15.1
[INFO] [stderr]    Compiling atk-sys v0.15.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.15.10
[INFO] [stderr]    Compiling cairo-sys-rs v0.15.1
[INFO] [stderr]    Compiling pango-sys v0.15.10
[INFO] [stderr]    Compiling gtk-sys v0.15.3
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking wayland-egl v0.29.4
[INFO] [stderr]    Compiling bytemuck_derive v1.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking emath v0.18.0
[INFO] [stderr]     Checking epaint v0.18.1
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking arboard v2.1.0
[INFO] [stderr]     Checking egui v0.18.1
[INFO] [stderr]     Checking egui_glow v0.18.1
[INFO] [stderr]     Checking egui_extras v0.18.0
[INFO] [stderr]     Checking egui-winit v0.18.0
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking eframe v0.18.0
[INFO] [stderr]     Checking mpc_valet v0.1.6-dev (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mpc_valet v0.1.6-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.39s
[INFO] running `Command { std: "docker" "inspect" "183810cd44fdabbbd9dab4ad1c83be4ffb0b247765e751b2ead3c5dc5f722d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183810cd44fdabbbd9dab4ad1c83be4ffb0b247765e751b2ead3c5dc5f722d9c", kill_on_drop: false }`
[INFO] [stdout] 183810cd44fdabbbd9dab4ad1c83be4ffb0b247765e751b2ead3c5dc5f722d9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 239bea995382aca55fdd43b300dd1fb814f3185ef634bfd898eae4b65b25a92b
[INFO] running `Command { std: "docker" "start" "-a" "239bea995382aca55fdd43b300dd1fb814f3185ef634bfd898eae4b65b25a92b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking ttf-parser v0.15.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]    Compiling rfd v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling cfg-expr v0.10.2
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[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-1.0.92/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 -C debuginfo=2 --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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=137550705ac2bec5 -C extra-filename=-137550705ac2bec5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f17c8d68702ac8b8.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9a281042af34a373.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-fd76287d6d6a8807.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" "239bea995382aca55fdd43b300dd1fb814f3185ef634bfd898eae4b65b25a92b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239bea995382aca55fdd43b300dd1fb814f3185ef634bfd898eae4b65b25a92b", kill_on_drop: false }`
[INFO] [stdout] 239bea995382aca55fdd43b300dd1fb814f3185ef634bfd898eae4b65b25a92b