[INFO] cloning repository https://github.com/Decodetalkers/metronome
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Decodetalkers/metronome" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecodetalkers%2Fmetronome", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecodetalkers%2Fmetronome'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1129abca52210c24af2aec5e7ef839279e4893b2
[INFO] checking Decodetalkers/metronome against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecodetalkers%2Fmetronome" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Decodetalkers/metronome
[INFO] finished tweaking git repo https://github.com/Decodetalkers/metronome
[INFO] tweaked toml for git repo https://github.com/Decodetalkers/metronome written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Decodetalkers/metronome on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Decodetalkers/metronome 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iced_style v0.8.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.36
[INFO] [stderr]   Downloaded clipboard_macos v0.1.0
[INFO] [stderr]   Downloaded clipboard_x11 v0.4.0
[INFO] [stderr]   Downloaded clipboard_wayland v0.2.0
[INFO] [stderr]   Downloaded encase_derive v0.3.0
[INFO] [stderr]   Downloaded phf_macros v0.11.1
[INFO] [stderr]   Downloaded symphonia v0.5.3
[INFO] [stderr]   Downloaded encase_derive_impl v0.3.0
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.3
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded ordered-float v3.7.0
[INFO] [stderr]   Downloaded iced_core v0.9.0
[INFO] [stderr]   Downloaded iced_futures v0.6.0
[INFO] [stderr]   Downloaded gpu-alloc v0.5.4
[INFO] [stderr]   Downloaded iced_winit v0.9.1
[INFO] [stderr]   Downloaded profiling v1.0.8
[INFO] [stderr]   Downloaded iced_wgpu v0.10.0
[INFO] [stderr]   Downloaded window_clipboard v0.2.4
[INFO] [stderr]   Downloaded symphonia-core v0.5.3
[INFO] [stderr]   Downloaded encase v0.3.0
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]   Downloaded glyph_brush v0.7.7
[INFO] [stderr]   Downloaded wgpu_glyph v0.19.0
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded iced_native v0.10.3
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] [stderr]   Downloaded glow v0.12.2
[INFO] [stderr]   Downloaded ttf-parser v0.19.0
[INFO] [stderr]   Downloaded iced_graphics v0.8.0
[INFO] [stderr]   Downloaded syn v2.0.19
[INFO] [stderr]   Downloaded object v0.30.4
[INFO] [stderr]   Downloaded naga v0.11.1
[INFO] [stderr]   Downloaded iced v0.9.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eb1df751a5e44676d5e9c87303da1d4628a5e06110faf021dd6bd6f7f080015
[INFO] running `Command { std: "docker" "start" "-a" "5eb1df751a5e44676d5e9c87303da1d4628a5e06110faf021dd6bd6f7f080015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eb1df751a5e44676d5e9c87303da1d4628a5e06110faf021dd6bd6f7f080015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb1df751a5e44676d5e9c87303da1d4628a5e06110faf021dd6bd6f7f080015", kill_on_drop: false }`
[INFO] [stdout] 5eb1df751a5e44676d5e9c87303da1d4628a5e06110faf021dd6bd6f7f080015
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d36ebfc9f8b376b539e61da04a716698e2e1d1049b3d795bd726d0e5fcc56f7
[INFO] running `Command { std: "docker" "start" "-a" "8d36ebfc9f8b376b539e61da04a716698e2e1d1049b3d795bd726d0e5fcc56f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling xml-rs v0.8.14
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking libloading v0.8.0
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 futures-core v0.3.28
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[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" "8d36ebfc9f8b376b539e61da04a716698e2e1d1049b3d795bd726d0e5fcc56f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d36ebfc9f8b376b539e61da04a716698e2e1d1049b3d795bd726d0e5fcc56f7", kill_on_drop: false }`
[INFO] [stdout] 8d36ebfc9f8b376b539e61da04a716698e2e1d1049b3d795bd726d0e5fcc56f7
