[INFO] cloning repository https://github.com/hdombach/rusty_fractal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hdombach/rusty_fractal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdombach%2Frusty_fractal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdombach%2Frusty_fractal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c3c1902d6ca8e4c3dbfeea5adab15f500cfd100
[INFO] checking hdombach/rusty_fractal against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdombach%2Frusty_fractal" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hdombach/rusty_fractal
[INFO] finished tweaking git repo https://github.com/hdombach/rusty_fractal
[INFO] tweaked toml for git repo https://github.com/hdombach/rusty_fractal written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hdombach/rusty_fractal on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hdombach/rusty_fractal 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.11
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.2
[INFO] [stderr]   Downloaded wayland-egl v0.29.5
[INFO] [stderr]   Downloaded ndk-glue v0.6.2
[INFO] [stderr]   Downloaded webbrowser v0.7.1
[INFO] [stderr]   Downloaded clipboard-win v4.4.2
[INFO] [stderr]   Downloaded arboard v2.1.1
[INFO] [stderr]   Downloaded crossfont v0.5.0
[INFO] [stderr]   Downloaded ahash v0.8.0
[INFO] [stderr]   Downloaded glutin v0.29.1
[INFO] [stderr]   Downloaded flume v0.10.14
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded egui_glow v0.19.0
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded half v2.1.0
[INFO] [stderr]   Downloaded egui v0.19.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.44
[INFO] [stderr]   Downloaded glam v0.21.3
[INFO] [stderr]   Downloaded exr v1.5.2
[INFO] [stderr]   Downloaded image v0.24.4
[INFO] [stderr]   Downloaded syn v1.0.100
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded thiserror-impl v1.0.35
[INFO] [stderr]   Downloaded winit v0.27.3
[INFO] [stderr]   Downloaded thiserror v1.0.35
[INFO] [stderr]   Downloaded calloop v0.10.1
[INFO] [stderr]   Downloaded eframe v0.19.0
[INFO] [stderr]   Downloaded emath v0.19.0
[INFO] [stderr]   Downloaded egui-winit v0.19.0
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.7
[INFO] [stderr]   Downloaded futures-sink v0.3.24
[INFO] [stderr]   Downloaded smithay-clipboard v0.6.6
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.2
[INFO] [stderr]   Downloaded gif v0.11.4
[INFO] [stderr]   Downloaded libc v0.2.133
[INFO] [stderr]   Downloaded atomic_refcell v0.1.8
[INFO] [stderr]   Downloaded x11rb v0.9.0
[INFO] [stderr]   Downloaded spin v0.9.4
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded nanorand v0.7.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0454b993c00ba0b41a5feb6d79bdb0a8ec85da032758537268726a626fd7367e
[INFO] running `Command { std: "docker" "start" "-a" "0454b993c00ba0b41a5feb6d79bdb0a8ec85da032758537268726a626fd7367e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0454b993c00ba0b41a5feb6d79bdb0a8ec85da032758537268726a626fd7367e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0454b993c00ba0b41a5feb6d79bdb0a8ec85da032758537268726a626fd7367e", kill_on_drop: false }`
[INFO] [stdout] 0454b993c00ba0b41a5feb6d79bdb0a8ec85da032758537268726a626fd7367e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 924f9fff3b22a8746bec7d5d70c51369ed16abbfcbba986648cc907cc6e47104
[INFO] running `Command { std: "docker" "start" "-a" "924f9fff3b22a8746bec7d5d70c51369ed16abbfcbba986648cc907cc6e47104", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.44/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 vec_map v0.8.2
[INFO] [stderr]    Compiling ahash v0.8.0
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]    Compiling crossfont v0.5.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "924f9fff3b22a8746bec7d5d70c51369ed16abbfcbba986648cc907cc6e47104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "924f9fff3b22a8746bec7d5d70c51369ed16abbfcbba986648cc907cc6e47104", kill_on_drop: false }`
[INFO] [stdout] 924f9fff3b22a8746bec7d5d70c51369ed16abbfcbba986648cc907cc6e47104