[INFO] fetching crate text-svg 0.1.2...
[INFO] building text-svg-0.1.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate text-svg 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate text-svg 0.1.2
[INFO] finished tweaking crates.io crate text-svg 0.1.2
[INFO] tweaked toml for crates.io crate text-svg 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate text-svg 0.1.2 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 crates.io crate text-svg 0.1.2 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 yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]   Downloaded svg v0.12.1
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded dwrote v0.11.0
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded const-cstr v0.3.0
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded core-graphics-types v0.1.1
[INFO] [stderr]   Downloaded rusttype v0.9.3
[INFO] [stderr]   Downloaded core-graphics v0.22.3
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded ttf-parser v0.15.2
[INFO] [stderr]   Downloaded font-kit v0.11.0
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.2
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded pathfinder_geometry v0.5.1
[INFO] [stderr]   Downloaded wio v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.7
[INFO] [stderr]   Downloaded pest v2.5.1
[INFO] [stderr]   Downloaded libc v0.2.138
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9248a879aee6cf08a3966504c383f0c654e4b651685349bd8f61f787f71c6dfd
[INFO] running `Command { std: "docker" "start" "-a" "9248a879aee6cf08a3966504c383f0c654e4b651685349bd8f61f787f71c6dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9248a879aee6cf08a3966504c383f0c654e4b651685349bd8f61f787f71c6dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9248a879aee6cf08a3966504c383f0c654e4b651685349bd8f61f787f71c6dfd", kill_on_drop: false }`
[INFO] [stdout] 9248a879aee6cf08a3966504c383f0c654e4b651685349bd8f61f787f71c6dfd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0630bb0eddb9c638d98e7f224b3d03ea0975c35d438f36276292a5796b9d7f9c
[INFO] running `Command { std: "docker" "start" "-a" "0630bb0eddb9c638d98e7f224b3d03ea0975c35d438f36276292a5796b9d7f9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling const-cstr v0.3.0
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.7
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling svg v0.12.1
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v3.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]    Compiling freetype-sys v0.13.1
[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" "0630bb0eddb9c638d98e7f224b3d03ea0975c35d438f36276292a5796b9d7f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0630bb0eddb9c638d98e7f224b3d03ea0975c35d438f36276292a5796b9d7f9c", kill_on_drop: false }`
[INFO] [stdout] 0630bb0eddb9c638d98e7f224b3d03ea0975c35d438f36276292a5796b9d7f9c