[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] building Elekrisk/NekoWM against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2FNekoWM" "/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/Elekrisk/NekoWM on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "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 appendlist v1.4.0
[INFO] [stderr]   Downloaded drm-ffi v0.4.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.10
[INFO] [stderr]   Downloaded num_enum v0.5.10
[INFO] [stderr]   Downloaded drm-sys v0.3.0
[INFO] [stderr]   Downloaded wayland-protocols-wlr v0.1.0
[INFO] [stderr]   Downloaded drm v0.8.0
[INFO] [stderr]   Downloaded input v0.8.2
[INFO] [stderr]   Downloaded x11rb v0.11.1
[INFO] [stderr]   Downloaded wayland-protocols v0.30.0
[INFO] [stderr]   Downloaded wayland-backend v0.1.1
[INFO] [stderr]   Downloaded xkbcommon v0.5.0
[INFO] [stderr]   Downloaded wayland-server v0.30.0
[INFO] [stderr]   Downloaded quick-xml v0.23.1
[INFO] [stderr]   Downloaded gbm v0.11.0
[INFO] [stderr]   Downloaded libseat v0.1.7
[INFO] [stderr]   Downloaded syn v1.0.108
[INFO] [stderr]   Downloaded wayland-protocols-misc v0.1.0
[INFO] [stderr]   Downloaded wayland-scanner v0.30.0
[INFO] [stderr]   Downloaded wayland-egl v0.30.0
[INFO] [stderr]   Downloaded x11rb-protocol v0.11.1
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8da3e8dcc51106742811197b4b541fcef86bd2be224e3ec5136d34b9dabe6888
[INFO] running `Command { std: "docker" "start" "-a" "8da3e8dcc51106742811197b4b541fcef86bd2be224e3ec5136d34b9dabe6888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8da3e8dcc51106742811197b4b541fcef86bd2be224e3ec5136d34b9dabe6888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da3e8dcc51106742811197b4b541fcef86bd2be224e3ec5136d34b9dabe6888", kill_on_drop: false }`
[INFO] [stdout] 8da3e8dcc51106742811197b4b541fcef86bd2be224e3ec5136d34b9dabe6888
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 952070c09afb2a6ff255bc562c70becb277f29b18ca6dd65b378cf6f0a84463c
[INFO] running `Command { std: "docker" "start" "-a" "952070c09afb2a6ff255bc562c70becb277f29b18ca6dd65b378cf6f0a84463c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[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]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[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" "952070c09afb2a6ff255bc562c70becb277f29b18ca6dd65b378cf6f0a84463c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952070c09afb2a6ff255bc562c70becb277f29b18ca6dd65b378cf6f0a84463c", kill_on_drop: false }`
[INFO] [stdout] 952070c09afb2a6ff255bc562c70becb277f29b18ca6dd65b378cf6f0a84463c
