[INFO] cloning repository https://github.com/BEnh3N/bezier-curves
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BEnh3N/bezier-curves" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEnh3N%2Fbezier-curves", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEnh3N%2Fbezier-curves'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f22b61288a5a870ad46967dcedf9d23a0bea10d
[INFO] checking BEnh3N/bezier-curves against master#c797096598b80ba4a40397ad7e91584fcd3df5f1 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEnh3N%2Fbezier-curves" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BEnh3N/bezier-curves
[INFO] finished tweaking git repo https://github.com/BEnh3N/bezier-curves
[INFO] tweaked toml for git repo https://github.com/BEnh3N/bezier-curves written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BEnh3N/bezier-curves on toolchain c797096598b80ba4a40397ad7e91584fcd3df5f1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BEnh3N/bezier-curves 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" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.7
[INFO] [stderr]   Downloaded inplace_it v0.3.5
[INFO] [stderr]   Downloaded atomic_refcell v0.1.8
[INFO] [stderr]   Downloaded wgpu-types v0.11.0
[INFO] [stderr]   Downloaded nannou_mesh v0.18.0
[INFO] [stderr]   Downloaded pennereq v0.3.1
[INFO] [stderr]   Downloaded ab_glyph v0.2.18
[INFO] [stderr]   Downloaded emath v0.15.0
[INFO] [stderr]   Downloaded egui_wgpu_backend v0.14.0
[INFO] [stderr]   Downloaded palette_derive v0.5.0
[INFO] [stderr]   Downloaded nannou_core v0.18.0
[INFO] [stderr]   Downloaded lyon_geom v0.17.7
[INFO] [stderr]   Downloaded x11-dl v2.20.0
[INFO] [stderr]   Downloaded palette v0.5.0
[INFO] [stderr]   Downloaded noise v0.7.0
[INFO] [stderr]   Downloaded nannou v0.18.1
[INFO] [stderr]   Downloaded owned_ttf_parser v0.17.0
[INFO] [stderr]   Downloaded wgpu v0.11.1
[INFO] [stderr]   Downloaded egui v0.15.0
[INFO] [stderr]   Downloaded ttf-parser v0.17.1
[INFO] [stderr]   Downloaded wgpu-hal v0.11.5
[INFO] [stderr]   Downloaded wgpu-core v0.11.3
[INFO] [stderr]   Downloaded nannou_wgpu v0.18.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded epi v0.15.0
[INFO] [stderr]   Downloaded naga v0.7.3
[INFO] [stderr]   Downloaded ash v0.33.3+1.2.191
[INFO] [stderr]   Downloaded notosans v0.1.0
[INFO] [stderr]   Downloaded epaint v0.15.0
[INFO] [stderr]   Downloaded nannou_egui v0.5.0
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2df93c8a0af30ba42568d77fa361c2e55f1957a42501d86c467e19adb88e9368
[INFO] running `Command { std: "docker" "start" "-a" "2df93c8a0af30ba42568d77fa361c2e55f1957a42501d86c467e19adb88e9368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2df93c8a0af30ba42568d77fa361c2e55f1957a42501d86c467e19adb88e9368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df93c8a0af30ba42568d77fa361c2e55f1957a42501d86c467e19adb88e9368", kill_on_drop: false }`
[INFO] [stdout] 2df93c8a0af30ba42568d77fa361c2e55f1957a42501d86c467e19adb88e9368
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8a9105800e7b6efbc92c597c616fea65effe1bd05493946add2bfd5900cff9
[INFO] running `Command { std: "docker" "start" "-a" "ca8a9105800e7b6efbc92c597c616fea65effe1bd05493946add2bfd5900cff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.7
[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 crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[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" "ca8a9105800e7b6efbc92c597c616fea65effe1bd05493946add2bfd5900cff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8a9105800e7b6efbc92c597c616fea65effe1bd05493946add2bfd5900cff9", kill_on_drop: false }`
[INFO] [stdout] ca8a9105800e7b6efbc92c597c616fea65effe1bd05493946add2bfd5900cff9
