[INFO] fetching crate egui_heatmap 0.4.5...
[INFO] testing egui_heatmap-0.4.5 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate egui_heatmap 0.4.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate egui_heatmap 0.4.5
[INFO] finished tweaking crates.io crate egui_heatmap 0.4.5
[INFO] tweaked toml for crates.io crate egui_heatmap 0.4.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate egui_heatmap 0.4.5 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate egui_heatmap 0.4.5 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oklab v1.0.0
[INFO] [stderr]   Downloaded accesskit v0.11.0
[INFO] [stderr]   Downloaded strict-num v0.1.0
[INFO] [stderr]   Downloaded egui_extras v0.22.0
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.7
[INFO] [stderr]   Downloaded zbus_names v2.5.1
[INFO] [stderr]   Downloaded enumflags2 v0.7.7
[INFO] [stderr]   Downloaded accesskit_macos v0.7.0
[INFO] [stderr]   Downloaded zbus_macros v3.13.1
[INFO] [stderr]   Downloaded accesskit_windows v0.14.0
[INFO] [stderr]   Downloaded zvariant v3.14.0
[INFO] [stderr]   Downloaded glutin v0.30.8
[INFO] [stderr]   Downloaded eframe v0.22.0
[INFO] [stderr]   Downloaded xml-rs v0.8.13
[INFO] [stderr]   Downloaded accesskit_consumer v0.15.0
[INFO] [stderr]   Downloaded zbus v3.13.1
[INFO] [stderr]   Downloaded exr v1.6.3
[INFO] [stderr]   Downloaded glow v0.12.1
[INFO] [stderr]   Downloaded regex v1.8.2
[INFO] [stderr]   Downloaded accesskit_winit v0.14.0
[INFO] [stderr]   Downloaded zvariant_derive v3.14.0
[INFO] [stderr]   Downloaded accesskit_unix v0.5.0
[INFO] [stderr]   Downloaded egui_glow v0.22.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dde364a38efd485e7585954d4007010aa2e3629ef6d630930e3d5fec52ab2837
[INFO] running `Command { std: "docker" "start" "-a" "dde364a38efd485e7585954d4007010aa2e3629ef6d630930e3d5fec52ab2837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dde364a38efd485e7585954d4007010aa2e3629ef6d630930e3d5fec52ab2837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde364a38efd485e7585954d4007010aa2e3629ef6d630930e3d5fec52ab2837", kill_on_drop: false }`
[INFO] [stdout] dde364a38efd485e7585954d4007010aa2e3629ef6d630930e3d5fec52ab2837
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b642001b2e23e90bcdc360a49a44479d1b89414efe61f80b500ba8d10b35001
[INFO] running `Command { std: "docker" "start" "-a" "6b642001b2e23e90bcdc360a49a44479d1b89414efe61f80b500ba8d10b35001", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling xml-rs v0.8.13
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling ttf-parser v0.19.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.58/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 toml_datetime v0.6.2
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling async-lock v2.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling png v0.17.8
[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" "6b642001b2e23e90bcdc360a49a44479d1b89414efe61f80b500ba8d10b35001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b642001b2e23e90bcdc360a49a44479d1b89414efe61f80b500ba8d10b35001", kill_on_drop: false }`
[INFO] [stdout] 6b642001b2e23e90bcdc360a49a44479d1b89414efe61f80b500ba8d10b35001