[INFO] cloning repository https://github.com/rasmusgo/rainbow-calibration
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rasmusgo/rainbow-calibration" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frasmusgo%2Frainbow-calibration", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frasmusgo%2Frainbow-calibration'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6957d1f85ecaa5165ee990018d356b0e864ed855
[INFO] building rasmusgo/rainbow-calibration against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frasmusgo%2Frainbow-calibration" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rasmusgo/rainbow-calibration
[INFO] finished tweaking git repo https://github.com/rasmusgo/rainbow-calibration
[INFO] tweaked toml for git repo https://github.com/rasmusgo/rainbow-calibration written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rasmusgo/rainbow-calibration on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rasmusgo/rainbow-calibration 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded range-alloc v0.1.2
[INFO] [stderr]   Downloaded thread_local v1.1.5
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded gpu-alloc v0.5.3
[INFO] [stderr]   Downloaded pollster v0.2.5
[INFO] [stderr]   Downloaded rgb v0.8.35
[INFO] [stderr]   Downloaded wgpu-types v0.14.1
[INFO] [stderr]   Downloaded nokhwa-bindings-linux v0.1.0
[INFO] [stderr]   Downloaded cocoa v0.24.1
[INFO] [stderr]   Downloaded eframe v0.20.1
[INFO] [stderr]   Downloaded kurbo v0.8.3
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded egui-wgpu v0.20.0
[INFO] [stderr]   Downloaded ndk-glue v0.7.0
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.2
[INFO] [stderr]   Downloaded egui-winit v0.20.1
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded darling_core v0.14.3
[INFO] [stderr]   Downloaded image v0.24.5
[INFO] [stderr]   Downloaded naga v0.10.0
[INFO] [stderr]   Downloaded egui v0.20.1
[INFO] [stderr]   Downloaded v4l v0.13.1
[INFO] [stderr]   Downloaded bindgen v0.56.0
[INFO] [stderr]   Downloaded clang-sys v1.4.0
[INFO] [stderr]   Downloaded freetype-rs v0.26.0
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded ash v0.37.2+1.3.238
[INFO] [stderr]   Downloaded glow v0.11.2
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded exr v1.5.3
[INFO] [stderr]   Downloaded nokhwa-core v0.1.0
[INFO] [stderr]   Downloaded wgpu-hal v0.14.1
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded darling v0.14.3
[INFO] [stderr]   Downloaded winit v0.27.5
[INFO] [stderr]   Downloaded env_logger v0.8.4
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded nokhwa-bindings-macos v0.2.0
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded spin v0.9.5
[INFO] [stderr]   Downloaded mozjpeg v0.9.4
[INFO] [stderr]   Downloaded wgpu-core v0.14.2
[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] [stderr]   Downloaded dwrote v0.11.0
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.3
[INFO] [stderr]   Downloaded enumset_derive v0.6.1
[INFO] [stderr]   Downloaded enumset v1.0.12
[INFO] [stderr]   Downloaded core-media-sys v0.1.2
[INFO] [stderr]   Downloaded simd-adler32 v0.3.4
[INFO] [stderr]   Downloaded nasm-rs v0.2.4
[INFO] [stderr]   Downloaded darling_macro v0.14.3
[INFO] [stderr]   Downloaded v4l2-sys-mit v0.2.0
[INFO] [stderr]   Downloaded nokhwa-bindings-windows v0.4.0
[INFO] [stderr]   Downloaded epaint v0.20.0
[INFO] [stderr]   Downloaded mozjpeg-sys v1.0.6
[INFO] [stderr]   Downloaded zune-inflate v0.2.42
[INFO] [stderr]   Downloaded d3d12 v0.5.0
[INFO] [stderr]   Downloaded wgpu v0.14.2
[INFO] [stderr]   Downloaded accesskit v0.8.1
[INFO] [stderr]   Downloaded ecolor v0.20.0
[INFO] [stderr]   Downloaded emath v0.20.0
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded profiling v1.0.7
[INFO] [stderr]   Downloaded tiff v0.8.1
[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] [stderr]   Downloaded windows v0.43.0
[INFO] [stderr]   Downloaded nokhwa v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e58e95399bd5a971d4b54e2eb229cd3845f0a5637cb9c4d5b9bb60d20f5de829
[INFO] running `Command { std: "docker" "start" "-a" "e58e95399bd5a971d4b54e2eb229cd3845f0a5637cb9c4d5b9bb60d20f5de829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e58e95399bd5a971d4b54e2eb229cd3845f0a5637cb9c4d5b9bb60d20f5de829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e58e95399bd5a971d4b54e2eb229cd3845f0a5637cb9c4d5b9bb60d20f5de829", kill_on_drop: false }`
[INFO] [stdout] e58e95399bd5a971d4b54e2eb229cd3845f0a5637cb9c4d5b9bb60d20f5de829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc5f334c76ec2e1be3c13d2b12f38730ccd4a4339568043b0113c44db65cccab
[INFO] running `Command { std: "docker" "start" "-a" "cc5f334c76ec2e1be3c13d2b12f38730ccd4a4339568043b0113c44db65cccab", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[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 bitflags v1.3.2
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling libloading v0.7.4
[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 smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[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" "cc5f334c76ec2e1be3c13d2b12f38730ccd4a4339568043b0113c44db65cccab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc5f334c76ec2e1be3c13d2b12f38730ccd4a4339568043b0113c44db65cccab", kill_on_drop: false }`
[INFO] [stdout] cc5f334c76ec2e1be3c13d2b12f38730ccd4a4339568043b0113c44db65cccab