[INFO] fetching crate bevy_ui_builder 0.1.0...
[INFO] checking bevy_ui_builder-0.1.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bevy_ui_builder 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate bevy_ui_builder 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 bevy_ui_builder 0.1.0
[INFO] finished tweaking crates.io crate bevy_ui_builder 0.1.0
[INFO] tweaked toml for crates.io crate bevy_ui_builder 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate bevy_ui_builder 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]  Downloading crates ...
[INFO] [stderr]   Downloaded emath v0.20.0
[INFO] [stderr]   Downloaded ecolor v0.20.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.19
[INFO] [stderr]   Downloaded atomic_refcell v0.1.9
[INFO] [stderr]   Downloaded owned_ttf_parser v0.18.0
[INFO] [stderr]   Downloaded egui v0.20.1
[INFO] [stderr]   Downloaded bevy-inspector-egui v0.17.0
[INFO] [stderr]   Downloaded bevy-inspector-egui-derive v0.17.0
[INFO] [stderr]   Downloaded bevy v0.9.1
[INFO] [stderr]   Downloaded bevy_ecs v0.9.1
[INFO] [stderr]   Downloaded epaint v0.20.0
[INFO] [stderr]   Downloaded cpal v0.14.2
[INFO] [stderr]   Downloaded rodio v0.16.0
[INFO] [stderr]   Downloaded bevy_audio v0.9.1
[INFO] [stderr]   Downloaded io-kit-sys v0.2.0
[INFO] [stderr]   Downloaded gilrs-core v0.5.2
[INFO] [stderr]   Downloaded gilrs v0.10.1
[INFO] [stderr]   Downloaded bevy_gilrs v0.9.1
[INFO] [stderr]   Downloaded bevy_animation v0.9.1
[INFO] [stderr]   Downloaded bevy_gltf v0.9.1
[INFO] [stderr]   Downloaded bevy_scene v0.9.1
[INFO] [stderr]   Downloaded bevy_sprite v0.9.1
[INFO] [stderr]   Downloaded bevy_text v0.9.1
[INFO] [stderr]   Downloaded bevy_ui v0.9.1
[INFO] [stderr]   Downloaded bevy_winit v0.9.1
[INFO] [stderr]   Downloaded bevy_internal v0.9.1
[INFO] [stderr]   Downloaded webbrowser v0.8.6
[INFO] [stderr]   Downloaded bevy_egui v0.19.0
[INFO] [stderr]   Downloaded bevy_core_pipeline v0.9.1
[INFO] [stderr]   Downloaded bevy_pbr v0.9.1
[INFO] [stderr]   Downloaded bevy_diagnostic v0.9.1
[INFO] [stderr]   Downloaded android_logger v0.11.3
[INFO] [stderr]   Downloaded bevy_asset v0.9.1
[INFO] [stderr]   Downloaded bevy_encase_derive v0.9.1
[INFO] [stderr]   Downloaded bevy_mikktspace v0.9.1
[INFO] [stderr]   Downloaded bevy_render_macros v0.9.1
[INFO] [stderr]   Downloaded bevy_time v0.9.1
[INFO] [stderr]   Downloaded bevy_core v0.9.1
[INFO] [stderr]   Downloaded bevy_log v0.9.1
[INFO] [stderr]   Downloaded bevy_hierarchy v0.9.1
[INFO] [stderr]   Downloaded bevy_transform v0.9.1
[INFO] [stderr]   Downloaded bevy_derive v0.9.1
[INFO] [stderr]   Downloaded bevy_app v0.9.1
[INFO] [stderr]   Downloaded bevy_ecs_macros v0.9.1
[INFO] [stderr]   Downloaded bevy_tasks v0.9.1
[INFO] [stderr]   Downloaded bevy_input v0.9.1
[INFO] [stderr]   Downloaded bevy_math v0.9.1
[INFO] [stderr]   Downloaded bevy_ptr v0.9.1
[INFO] [stderr]   Downloaded bevy_macro_utils v0.9.1
[INFO] [stderr]   Downloaded bevy_reflect_derive v0.9.1
[INFO] [stderr]   Downloaded erased-serde v0.3.24
[INFO] [stderr]   Downloaded bevy_reflect v0.9.1
[INFO] [stderr]   Downloaded bevy_window v0.9.1
[INFO] [stderr]   Downloaded encase_derive_impl v0.4.1
[INFO] [stderr]   Downloaded encase_derive v0.4.1
[INFO] [stderr]   Downloaded encase v0.4.1
[INFO] [stderr]   Downloaded bevy_render v0.9.1
[INFO] [stderr]   Downloaded bevy_utils v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 95fd0942ea3b28ebeeaa0c4e93d050d191340b046723d801ae2d8366a3cd21ab
[INFO] running `Command { std: "docker" "start" "-a" "95fd0942ea3b28ebeeaa0c4e93d050d191340b046723d801ae2d8366a3cd21ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95fd0942ea3b28ebeeaa0c4e93d050d191340b046723d801ae2d8366a3cd21ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fd0942ea3b28ebeeaa0c4e93d050d191340b046723d801ae2d8366a3cd21ab", kill_on_drop: false }`
[INFO] [stdout] 95fd0942ea3b28ebeeaa0c4e93d050d191340b046723d801ae2d8366a3cd21ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8cb72db8c65507be46b3148505b569ab1ee62490b6af3227c03e0cd9cc6110f4
[INFO] running `Command { std: "docker" "start" "-a" "8cb72db8c65507be46b3148505b569ab1ee62490b6af3227c03e0cd9cc6110f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling erased-serde v0.3.24
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking bevy_ptr v0.9.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 tracing-log v0.1.3
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking raw-window-handle v0.5.0
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking unicode-xid v0.2.4
[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" "8cb72db8c65507be46b3148505b569ab1ee62490b6af3227c03e0cd9cc6110f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb72db8c65507be46b3148505b569ab1ee62490b6af3227c03e0cd9cc6110f4", kill_on_drop: false }`
[INFO] [stdout] 8cb72db8c65507be46b3148505b569ab1ee62490b6af3227c03e0cd9cc6110f4
