[INFO] cloning repository https://github.com/ChatImproVR/cubehead
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChatImproVR/cubehead" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChatImproVR%2Fcubehead", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChatImproVR%2Fcubehead'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6102f9c5cc8dcc1d921efabde1aff2e1ccfbeebf
[INFO] checking ChatImproVR/cubehead against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChatImproVR%2Fcubehead" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChatImproVR/cubehead
[INFO] finished tweaking git repo https://github.com/ChatImproVR/cubehead
[INFO] tweaked toml for git repo https://github.com/ChatImproVR/cubehead written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChatImproVR/cubehead on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChatImproVR/cubehead 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe5422637502b9b8526f8b098f1ccc341144ef9bdf851adc387f0c16448fa1f7
[INFO] running `Command { std: "docker" "start" "-a" "fe5422637502b9b8526f8b098f1ccc341144ef9bdf851adc387f0c16448fa1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe5422637502b9b8526f8b098f1ccc341144ef9bdf851adc387f0c16448fa1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5422637502b9b8526f8b098f1ccc341144ef9bdf851adc387f0c16448fa1f7", kill_on_drop: false }`
[INFO] [stdout] fe5422637502b9b8526f8b098f1ccc341144ef9bdf851adc387f0c16448fa1f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa4f323d163b3df9ceff5246237c405e4ef4ee9935945a49ae5487136de2b80c
[INFO] running `Command { std: "docker" "start" "-a" "fa4f323d163b3df9ceff5246237c405e4ef4ee9935945a49ae5487136de2b80c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking nom v7.1.2
[INFO] [stderr]    Compiling x11-dl v2.20.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling openxr-sys v0.9.3
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking wide v0.7.5
[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" "fa4f323d163b3df9ceff5246237c405e4ef4ee9935945a49ae5487136de2b80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4f323d163b3df9ceff5246237c405e4ef4ee9935945a49ae5487136de2b80c", kill_on_drop: false }`
[INFO] [stdout] fa4f323d163b3df9ceff5246237c405e4ef4ee9935945a49ae5487136de2b80c
