[INFO] fetching crate audio-processor-iced-design-system 1.0.0...
[INFO] checking audio-processor-iced-design-system-1.0.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate audio-processor-iced-design-system 1.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate audio-processor-iced-design-system 1.0.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate audio-processor-iced-design-system 1.0.0
[INFO] finished tweaking crates.io crate audio-processor-iced-design-system 1.0.0
[INFO] tweaked toml for crates.io crate audio-processor-iced-design-system 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate audio-processor-iced-design-system 1.0.0 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lyon_algorithms v1.0.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.93
[INFO] [stderr]   Downloaded phf_macros v0.11.1
[INFO] [stderr]   Downloaded iced_glutin v0.7.0
[INFO] [stderr]   Downloaded lyon_path v1.0.3
[INFO] [stderr]   Downloaded ordered-float v3.6.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.93
[INFO] [stderr]   Downloaded winnow v0.3.6
[INFO] [stderr]   Downloaded toml_edit v0.19.7
[INFO] [stderr]   Downloaded glyph_brush v0.7.7
[INFO] [stderr]   Downloaded lyon_tessellation v1.0.10
[INFO] [stderr]   Downloaded cxx v1.0.93
[INFO] [stderr]   Downloaded cxx-build v1.0.93
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e44dc723528139ebb9eb5629ebe2d79ed00d49bd5762c27824c7669835be287d
[INFO] running `Command { std: "docker" "start" "-a" "e44dc723528139ebb9eb5629ebe2d79ed00d49bd5762c27824c7669835be287d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e44dc723528139ebb9eb5629ebe2d79ed00d49bd5762c27824c7669835be287d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44dc723528139ebb9eb5629ebe2d79ed00d49bd5762c27824c7669835be287d", kill_on_drop: false }`
[INFO] [stdout] e44dc723528139ebb9eb5629ebe2d79ed00d49bd5762c27824c7669835be287d
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 169fc5658a8113d1fee94717d774bcb1ca4c70e7969632cd872e29d2659df594
[INFO] running `Command { std: "docker" "start" "-a" "169fc5658a8113d1fee94717d774bcb1ca4c70e7969632cd872e29d2659df594", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.53/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 rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[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" "169fc5658a8113d1fee94717d774bcb1ca4c70e7969632cd872e29d2659df594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169fc5658a8113d1fee94717d774bcb1ca4c70e7969632cd872e29d2659df594", kill_on_drop: false }`
[INFO] [stdout] 169fc5658a8113d1fee94717d774bcb1ca4c70e7969632cd872e29d2659df594