[INFO] fetching crate cliplot 0.1.0...
[INFO] checking cliplot-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate cliplot 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate cliplot 0.1.0
[INFO] finished tweaking crates.io crate cliplot 0.1.0
[INFO] tweaked toml for crates.io crate cliplot 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cliplot 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cliplot 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.13
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.7
[INFO] [stderr]   Downloaded phf_macros v0.11.1
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[INFO] [stderr]   Downloaded ab_glyph v0.2.18
[INFO] [stderr]   Downloaded const_panic v0.2.6
[INFO] [stderr]   Downloaded glyph_brush v0.7.5
[INFO] [stderr]   Downloaded wgpu_glyph v0.18.0
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[INFO] [stderr]   Downloaded nix v0.24.2
[INFO] [stderr]   Downloaded lyon_tessellation v1.0.5
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[INFO] [stderr]   Downloaded palette v0.6.1
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[INFO] [stderr]   Downloaded x11rb v0.9.0
[INFO] [stderr]   Downloaded lyon_algorithms v1.0.2
[INFO] [stderr]   Downloaded lyon_path v1.0.2
[INFO] [stderr]   Downloaded futures v0.3.25
[INFO] [stderr]   Downloaded bytemuck_derive v1.3.0
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[INFO] [stderr]   Downloaded iced_wgpu v0.6.1
[INFO] [stderr]   Downloaded smithay-clipboard v0.6.6
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded calloop v0.10.3
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded iced_core v0.6.1
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[INFO] [stderr]   Downloaded palette_derive v0.6.1
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[INFO] [stderr]   Downloaded foreign-types-macros v0.2.2
[INFO] [stderr]   Downloaded iced_graphics v0.4.0
[INFO] [stderr]   Downloaded iced_winit v0.5.1
[INFO] [stderr]   Downloaded iced_futures v0.5.1
[INFO] [stderr]   Downloaded phf_generator v0.11.1
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[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.82
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[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.12
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[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded half v2.1.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4c6cb8cec2578609f8485dc91500ff2d8745f571587bbccb6560c3489427a48
[INFO] running `Command { std: "docker" "start" "-a" "c4c6cb8cec2578609f8485dc91500ff2d8745f571587bbccb6560c3489427a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c6cb8cec2578609f8485dc91500ff2d8745f571587bbccb6560c3489427a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c6cb8cec2578609f8485dc91500ff2d8745f571587bbccb6560c3489427a48", kill_on_drop: false }`
[INFO] [stdout] c4c6cb8cec2578609f8485dc91500ff2d8745f571587bbccb6560c3489427a48
[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=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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca775d58e4d0e8745f9ca7ecbb62abad380fdebb1dc34925c679c92c05edf699
[INFO] running `Command { std: "docker" "start" "-a" "ca775d58e4d0e8745f9ca7ecbb62abad380fdebb1dc34925c679c92c05edf699", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling crossbeam-utils v0.8.13
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.12
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 miniz_oxide v0.6.2
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling futures-util v0.3.25
[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" "ca775d58e4d0e8745f9ca7ecbb62abad380fdebb1dc34925c679c92c05edf699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca775d58e4d0e8745f9ca7ecbb62abad380fdebb1dc34925c679c92c05edf699", kill_on_drop: false }`
[INFO] [stdout] ca775d58e4d0e8745f9ca7ecbb62abad380fdebb1dc34925c679c92c05edf699