[INFO] fetching crate cog-task 1.2.0...
[INFO] checking cog-task-1.2.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate cog-task 1.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cog-task 1.2.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cog-task 1.2.0
[INFO] finished tweaking crates.io crate cog-task 1.2.0
[INFO] tweaked toml for crates.io crate cog-task 1.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate cog-task 1.2.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded usvg v0.23.0
[INFO] [stderr]   Downloaded rctree v0.4.0
[INFO] [stderr]   Downloaded bytemuck_derive v1.3.0
[INFO] [stderr]   Downloaded xmlparser v0.13.5
[INFO] [stderr]   Downloaded svgtypes v0.8.2
[INFO] [stderr]   Downloaded unicode-script v0.5.5
[INFO] [stderr]   Downloaded unicode-general-category v0.4.0
[INFO] [stderr]   Downloaded wfd v0.1.7
[INFO] [stderr]   Downloaded primal-estimate v0.3.2
[INFO] [stderr]   Downloaded primal v0.3.1
[INFO] [stderr]   Downloaded savage_macros v0.1.0
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.19.0
[INFO] [stderr]   Downloaded glib-sys v0.16.0
[INFO] [stderr]   Downloaded cfg-expr v0.11.0
[INFO] [stderr]   Downloaded system-deps v6.0.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.80
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.80
[INFO] [stderr]   Downloaded cxx v1.0.80
[INFO] [stderr]   Downloaded gstreamer v0.19.1
[INFO] [stderr]   Downloaded unicode_names2 v0.5.1
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded tiny-skia v0.6.6
[INFO] [stderr]   Downloaded cxx-build v1.0.80
[INFO] [stderr]   Downloaded rustybuzz v0.5.1
[INFO] [stderr]   Downloaded cpython v0.7.1
[INFO] [stderr]   Downloaded tiff v0.7.4
[INFO] [stderr]   Downloaded owned_ttf_parser v0.17.0
[INFO] [stderr]   Downloaded fasteval v0.2.4
[INFO] [stderr]   Downloaded glib v0.16.2
[INFO] [stderr]   Downloaded python3-sys v0.7.1
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded ahash v0.8.1
[INFO] [stderr]   Downloaded gio-sys v0.16.0
[INFO] [stderr]   Downloaded gstreamer-sys v0.19.0
[INFO] [stderr]   Downloaded resvg v0.23.0
[INFO] [stderr]   Downloaded claxon v0.4.3
[INFO] [stderr]   Downloaded serde_json v1.0.87
[INFO] [stderr]   Downloaded ntapi v0.4.0
[INFO] [stderr]   Downloaded directories-next v2.0.0
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.3
[INFO] [stderr]   Downloaded enum-map-derive v0.10.0
[INFO] [stderr]   Downloaded enum-map v2.4.1
[INFO] [stderr]   Downloaded egui_demo_lib v0.19.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.18
[INFO] [stderr]   Downloaded ffmpeg-sys-next v5.1.1
[INFO] [stderr]   Downloaded ffmpeg-next v5.1.1
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.19.0
[INFO] [stderr]   Downloaded glib-macros v0.16.0
[INFO] [stderr]   Downloaded gobject-sys v0.16.0
[INFO] [stderr]   Downloaded gstreamer-app v0.19.0
[INFO] [stderr]   Downloaded native-dialog v0.6.3
[INFO] [stderr]   Downloaded rgb v0.8.34
[INFO] [stderr]   Downloaded clang-sys v1.4.0
[INFO] [stderr]   Downloaded hound v3.5.0
[INFO] [stderr]   Downloaded jobserver v0.1.25
[INFO] [stderr]   Downloaded cc v1.0.74
[INFO] [stderr]   Downloaded chumsky v0.8.0
[INFO] [stderr]   Downloaded primal-check v0.3.3
[INFO] [stderr]   Downloaded primal-bit v0.3.1
[INFO] [stderr]   Downloaded primal-sieve v0.3.5
[INFO] [stderr]   Downloaded sysinfo v0.26.7
[INFO] [stderr]   Downloaded gstreamer-base v0.19.1
[INFO] [stderr]   Downloaded png v0.17.7
[INFO] [stderr]   Downloaded kurbo v0.8.3
[INFO] [stderr]   Downloaded const-random-macro v0.1.15
[INFO] [stderr]   Downloaded const-random v0.1.15
[INFO] [stderr]   Downloaded permutohedron v0.2.4
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded serde_derive v1.0.147
[INFO] [stderr]   Downloaded savage_core v0.2.0
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.1
[INFO] [stderr]   Downloaded data-url v0.1.1
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded roxmltree v0.15.1
[INFO] [stderr]   Downloaded fontdb v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e553388aaf1da4fc8f74a1265d56fd32fd492e8badfc3fc25da068b2dc183f11
[INFO] running `Command { std: "docker" "start" "-a" "e553388aaf1da4fc8f74a1265d56fd32fd492e8badfc3fc25da068b2dc183f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e553388aaf1da4fc8f74a1265d56fd32fd492e8badfc3fc25da068b2dc183f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e553388aaf1da4fc8f74a1265d56fd32fd492e8badfc3fc25da068b2dc183f11", kill_on_drop: false }`
[INFO] [stdout] e553388aaf1da4fc8f74a1265d56fd32fd492e8badfc3fc25da068b2dc183f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 829992a699693b493544dd6714731410c81ba2f259785f9bea564a36f6eeca65
[INFO] running `Command { std: "docker" "start" "-a" "829992a699693b493544dd6714731410c81ba2f259785f9bea564a36f6eeca65", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling cc v1.0.74
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 serde v1.0.147
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "829992a699693b493544dd6714731410c81ba2f259785f9bea564a36f6eeca65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829992a699693b493544dd6714731410c81ba2f259785f9bea564a36f6eeca65", kill_on_drop: false }`
[INFO] [stdout] 829992a699693b493544dd6714731410c81ba2f259785f9bea564a36f6eeca65
