[INFO] fetching crate carebridge-provider 0.1.0...
[INFO] checking carebridge-provider-0.1.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate carebridge-provider 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate carebridge-provider 0.1.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carebridge-provider 0.1.0
[INFO] finished tweaking crates.io crate carebridge-provider 0.1.0
[INFO] tweaked toml for crates.io crate carebridge-provider 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate carebridge-provider 0.1.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encase_derive_impl v0.3.0
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.3
[INFO] [stderr]   Downloaded iced_winit v0.7.0
[INFO] [stderr]   Downloaded encase_derive v0.3.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.20
[INFO] [stderr]   Downloaded phf v0.11.1
[INFO] [stderr]   Downloaded window_clipboard v0.2.4
[INFO] [stderr]   Downloaded encase v0.3.0
[INFO] [stderr]   Downloaded const_panic v0.2.7
[INFO] [stderr]   Downloaded rayon-core v1.10.2
[INFO] [stderr]   Downloaded iced v0.7.0
[INFO] [stderr]   Downloaded ttf-parser v0.18.1
[INFO] [stderr]   Downloaded owned_ttf_parser v0.18.1
[INFO] [stderr]   Downloaded wgpu_glyph v0.18.0
[INFO] [stderr]   Downloaded glam v0.21.3
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] [stderr]   Downloaded iced_native v0.8.0
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded freetype-rs v0.26.0
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.16.0
[INFO] [stderr]   Downloaded time v0.3.18
[INFO] [stderr]   Downloaded iced_core v0.7.0
[INFO] [stderr]   Downloaded glyph_brush_draw_cache v0.1.5
[INFO] [stderr]   Downloaded iced_style v0.6.0
[INFO] [stderr]   Downloaded glyph_brush v0.7.6
[INFO] [stderr]   Downloaded iced_graphics v0.6.0
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded safe_arch v0.5.2
[INFO] [stderr]   Downloaded bytemuck v1.13.0
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded profiling v1.0.7
[INFO] [stderr]   Downloaded iced_wgpu v0.8.0
[INFO] [stderr]   Downloaded phf_generator v0.11.1
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded cocoa v0.24.1
[INFO] [stderr]   Downloaded calloop v0.10.5
[INFO] [stderr]   Downloaded ordered-float v3.4.0
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded siphasher v0.3.10
[INFO] [stderr]   Downloaded phf_shared v0.11.1
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[INFO] [stderr]   Downloaded clipboard_x11 v0.4.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.9
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4414ad312455e8a64ac77aa810333a1f1e4f81ebba85e487c6501afc583264b0
[INFO] running `Command { std: "docker" "start" "-a" "4414ad312455e8a64ac77aa810333a1f1e4f81ebba85e487c6501afc583264b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4414ad312455e8a64ac77aa810333a1f1e4f81ebba85e487c6501afc583264b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4414ad312455e8a64ac77aa810333a1f1e4f81ebba85e487c6501afc583264b0", kill_on_drop: false }`
[INFO] [stdout] 4414ad312455e8a64ac77aa810333a1f1e4f81ebba85e487c6501afc583264b0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b47641430a1a6c7ea22516178677a5c3f30f2bf0156f5fcccf7aaf120ef24ec4
[INFO] running `Command { std: "docker" "start" "-a" "b47641430a1a6c7ea22516178677a5c3f30f2bf0156f5fcccf7aaf120ef24ec4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking raw-window-handle v0.5.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking ttf-parser v0.18.1
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[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" "b47641430a1a6c7ea22516178677a5c3f30f2bf0156f5fcccf7aaf120ef24ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47641430a1a6c7ea22516178677a5c3f30f2bf0156f5fcccf7aaf120ef24ec4", kill_on_drop: false }`
[INFO] [stdout] b47641430a1a6c7ea22516178677a5c3f30f2bf0156f5fcccf7aaf120ef24ec4
