[INFO] cloning repository https://github.com/BenLeadbetter/generative-artistry-nannou
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenLeadbetter/generative-artistry-nannou" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenLeadbetter%2Fgenerative-artistry-nannou", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenLeadbetter%2Fgenerative-artistry-nannou'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c83a1154384a4515c1f9db591f777fa907e4d69f
[INFO] checking BenLeadbetter/generative-artistry-nannou against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenLeadbetter%2Fgenerative-artistry-nannou" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BenLeadbetter/generative-artistry-nannou
[INFO] finished tweaking git repo https://github.com/BenLeadbetter/generative-artistry-nannou
[INFO] tweaked toml for git repo https://github.com/BenLeadbetter/generative-artistry-nannou written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BenLeadbetter/generative-artistry-nannou on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BenLeadbetter/generative-artistry-nannou 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.58
[INFO] [stderr]   Downloaded xml-rs v0.8.11
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.36
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded splines v4.2.0
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded clap v4.3.0
[INFO] [stderr]   Downloaded toml_edit v0.19.9
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded clap_builder v4.3.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded rustix v0.37.19
[INFO] [stderr]   Downloaded clap_derive v4.3.0
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 226ebc8fa140a4eda3ec6083edb4dca74c05628bb538c265e5dc70ab7f9d84e1
[INFO] running `Command { std: "docker" "start" "-a" "226ebc8fa140a4eda3ec6083edb4dca74c05628bb538c265e5dc70ab7f9d84e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226ebc8fa140a4eda3ec6083edb4dca74c05628bb538c265e5dc70ab7f9d84e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226ebc8fa140a4eda3ec6083edb4dca74c05628bb538c265e5dc70ab7f9d84e1", kill_on_drop: false }`
[INFO] [stdout] 226ebc8fa140a4eda3ec6083edb4dca74c05628bb538c265e5dc70ab7f9d84e1
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336217d053bfec59d27512ddf40adafcaa4b289bddf36fdc44ff5ef690f7b086
[INFO] running `Command { std: "docker" "start" "-a" "336217d053bfec59d27512ddf40adafcaa4b289bddf36fdc44ff5ef690f7b086", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.11
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.58/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]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-core v0.3.28
[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" "336217d053bfec59d27512ddf40adafcaa4b289bddf36fdc44ff5ef690f7b086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336217d053bfec59d27512ddf40adafcaa4b289bddf36fdc44ff5ef690f7b086", kill_on_drop: false }`
[INFO] [stdout] 336217d053bfec59d27512ddf40adafcaa4b289bddf36fdc44ff5ef690f7b086
