[INFO] cloning repository https://github.com/mads256h/firework-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mads256h/firework-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmads256h%2Ffirework-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmads256h%2Ffirework-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9641a61a5a1490dfe7680a1bf847e96ac3d86ed8
[INFO] checking mads256h/firework-rust/9641a61a5a1490dfe7680a1bf847e96ac3d86ed8 against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmads256h%2Ffirework-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mads256h/firework-rust
[INFO] finished tweaking git repo https://github.com/mads256h/firework-rust
[INFO] tweaked toml for git repo https://github.com/mads256h/firework-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mads256h/firework-rust 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/mads256h/firework-rust 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 crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glutin v0.28.0
[INFO] [stderr]   Downloaded simple-error v0.2.3
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded generational-arena v0.2.8
[INFO] [stderr]   Downloaded ouroboros_macro v0.15.5
[INFO] [stderr]   Downloaded ouroboros v0.15.5
[INFO] [stderr]   Downloaded imgref v1.9.4
[INFO] [stderr]   Downloaded rgb v0.8.34
[INFO] [stderr]   Downloaded toml v0.5.10
[INFO] [stderr]   Downloaded serde v1.0.150
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded unicode-general-category v0.6.0
[INFO] [stderr]   Downloaded serde_derive v1.0.152
[INFO] [stderr]   Downloaded rustybuzz v0.6.0
[INFO] [stderr]   Downloaded femtovg v0.3.7
[INFO] [stderr]   Downloaded parking_lot_core v0.9.5
[INFO] [stderr]   Downloaded x11-dl v2.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ea1e838c1ac675a0024bec94475828d3a665bb3cb45294a405527878dc454a82
[INFO] running `Command { std: "docker" "start" "-a" "ea1e838c1ac675a0024bec94475828d3a665bb3cb45294a405527878dc454a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea1e838c1ac675a0024bec94475828d3a665bb3cb45294a405527878dc454a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1e838c1ac675a0024bec94475828d3a665bb3cb45294a405527878dc454a82", kill_on_drop: false }`
[INFO] [stdout] ea1e838c1ac675a0024bec94475828d3a665bb3cb45294a405527878dc454a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 96cb28cddb5339af2038482be8476459e5e51893672991fc715d6465bfc01850
[INFO] running `Command { std: "docker" "start" "-a" "96cb28cddb5339af2038482be8476459e5e51893672991fc715d6465bfc01850", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling x11-dl v2.20.1
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking ttf-parser v0.17.1
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]     Checking unicode-script v0.5.5
[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" "96cb28cddb5339af2038482be8476459e5e51893672991fc715d6465bfc01850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96cb28cddb5339af2038482be8476459e5e51893672991fc715d6465bfc01850", kill_on_drop: false }`
[INFO] [stdout] 96cb28cddb5339af2038482be8476459e5e51893672991fc715d6465bfc01850