[INFO] cloning repository https://github.com/Elekrisk/NekoWM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elekrisk/NekoWM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2FNekoWM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2FNekoWM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7330d7088804d0308756805e23d0bc2282745b62
[INFO] checking Elekrisk/NekoWM against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2FNekoWM" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Elekrisk/NekoWM
[INFO] finished tweaking git repo https://github.com/Elekrisk/NekoWM
[INFO] tweaked toml for git repo https://github.com/Elekrisk/NekoWM written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Elekrisk/NekoWM on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Elekrisk/NekoWM 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Smithay/smithay`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded drm-ffi v0.4.0
[INFO] [stderr]   Downloaded wayland-egl v0.30.0
[INFO] [stderr]   Downloaded appendlist v1.4.0
[INFO] [stderr]   Downloaded libseat v0.1.7
[INFO] [stderr]   Downloaded drm-sys v0.3.0
[INFO] [stderr]   Downloaded input v0.8.2
[INFO] [stderr]   Downloaded wayland-scanner v0.30.0
[INFO] [stderr]   Downloaded drm v0.8.0
[INFO] [stderr]   Downloaded wayland-backend v0.1.1
[INFO] [stderr]   Downloaded wayland-server v0.30.0
[INFO] [stderr]   Downloaded gbm v0.11.0
[INFO] [stderr]   Downloaded syn v1.0.108
[INFO] [stderr]   Downloaded wayland-protocols-misc v0.1.0
[INFO] [stderr]   Downloaded wayland-protocols-wlr v0.1.0
[INFO] [stderr]   Downloaded x11rb v0.11.1
[INFO] [stderr]   Downloaded wayland-protocols v0.30.0
[INFO] [stderr]   Downloaded num_enum v0.5.10
[INFO] [stderr]   Downloaded num_enum_derive v0.5.10
[INFO] [stderr]   Downloaded libseat-sys v0.1.7
[INFO] [stderr]   Downloaded xkbcommon v0.5.0
[INFO] [stderr]   Downloaded x11rb-protocol v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 009741a1d853d600d801158bc65ab36bee027a854ff0a68dec64485146166e56
[INFO] running `Command { std: "docker" "start" "-a" "009741a1d853d600d801158bc65ab36bee027a854ff0a68dec64485146166e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "009741a1d853d600d801158bc65ab36bee027a854ff0a68dec64485146166e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009741a1d853d600d801158bc65ab36bee027a854ff0a68dec64485146166e56", kill_on_drop: false }`
[INFO] [stdout] 009741a1d853d600d801158bc65ab36bee027a854ff0a68dec64485146166e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11385ea94d48d1ee0b7bb6e9bd9db9f7c98c9f2c7143dccb3860fb4d23542ffe
[INFO] running `Command { std: "docker" "start" "-a" "11385ea94d48d1ee0b7bb6e9bd9db9f7c98c9f2c7143dccb3860fb4d23542ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling drm-sys v0.3.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]    Compiling drm-fourcc v2.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling quick-xml v0.23.1
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling gbm-sys v0.2.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling input-sys v1.17.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling libseat-sys v0.1.7
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "11385ea94d48d1ee0b7bb6e9bd9db9f7c98c9f2c7143dccb3860fb4d23542ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11385ea94d48d1ee0b7bb6e9bd9db9f7c98c9f2c7143dccb3860fb4d23542ffe", kill_on_drop: false }`
[INFO] [stdout] 11385ea94d48d1ee0b7bb6e9bd9db9f7c98c9f2c7143dccb3860fb4d23542ffe
