[INFO] cloning repository https://github.com/konkers/rust-rgb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/konkers/rust-rgb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkers%2Frust-rgb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkers%2Frust-rgb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7107bb35b60f17702a288dc625ee12cf218fc297
[INFO] checking konkers/rust-rgb/7107bb35b60f17702a288dc625ee12cf218fc297 against master#d14d202262d13df896b0c624b0cec6e4bfde631a for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkers%2Frust-rgb" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/konkers/rust-rgb
[INFO] finished tweaking git repo https://github.com/konkers/rust-rgb
[INFO] tweaked toml for git repo https://github.com/konkers/rust-rgb written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/konkers/rust-rgb on toolchain d14d202262d13df896b0c624b0cec6e4bfde631a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/konkers/rust-rgb 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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/esp-hal`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/esp-wifi`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-atomic-emulation-trap v0.4.0
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.2.0
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.15.0
[INFO] [stderr]   Downloaded bitfield-struct v0.3.2
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded esp-backtrace v0.7.0
[INFO] [stderr]   Downloaded embedded-hal-async v0.2.0-alpha.1
[INFO] [stderr]   Downloaded minijinja v0.15.0
[INFO] [stderr]   Downloaded static_cell v1.1.0
[INFO] [stderr]   Downloaded esp32-hal v0.12.0
[INFO] [stderr]   Downloaded embedded-svc v0.25.0
[INFO] [stderr]   Downloaded darling_core v0.20.1
[INFO] [stderr]   Downloaded esp32s2-hal v0.9.0
[INFO] [stderr]   Downloaded esp32s3-hal v0.9.0
[INFO] [stderr]   Downloaded esp-synopsys-usb-otg v0.3.1
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.2
[INFO] [stderr]   Downloaded smoltcp v0.9.1
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.10
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0-alpha.2
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded esp32c2 v0.11.0
[INFO] [stderr]   Downloaded esp-println v0.5.0
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded atomic-pool v1.0.1
[INFO] [stderr]   Downloaded darling v0.20.1
[INFO] [stderr]   Downloaded esp32c2-hal v0.7.0
[INFO] [stderr]   Downloaded esp32c6-hal v0.2.0
[INFO] [stderr]   Downloaded embassy-time v0.1.1
[INFO] [stderr]   Downloaded esp-riscv-rt v0.3.0
[INFO] [stderr]   Downloaded embedded-nal-async v0.4.0
[INFO] [stderr]   Downloaded darling_macro v0.20.1
[INFO] [stderr]   Downloaded enumset v1.1.2
[INFO] [stderr]   Downloaded esp32s2 v0.14.0
[INFO] [stderr]   Downloaded embassy-sync v0.2.0
[INFO] [stderr]   Downloaded esp32 v0.23.0
[INFO] [stderr]   Downloaded esp32c3 v0.14.0
[INFO] [stderr]   Downloaded embassy-macros v0.2.0
[INFO] [stderr]   Downloaded embassy-executor v0.2.0
[INFO] [stderr]   Downloaded embedded-nal v0.6.0
[INFO] [stderr]   Downloaded embassy-futures v0.1.0
[INFO] [stderr]   Downloaded esp32s3 v0.18.1
[INFO] [stderr]   Downloaded esp32c6 v0.4.0
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8cad81378251ac5f290608b7e4d98c3998e9abdedd2c9a7c1b2fad03816fba0
[INFO] running `Command { std: "docker" "start" "-a" "d8cad81378251ac5f290608b7e4d98c3998e9abdedd2c9a7c1b2fad03816fba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8cad81378251ac5f290608b7e4d98c3998e9abdedd2c9a7c1b2fad03816fba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8cad81378251ac5f290608b7e4d98c3998e9abdedd2c9a7c1b2fad03816fba0", kill_on_drop: false }`
[INFO] [stdout] d8cad81378251ac5f290608b7e4d98c3998e9abdedd2c9a7c1b2fad03816fba0
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9de3a8320b4d0d0d4d7833a3da84b52196b23e8117bd966c651d40739f7a17f3
[INFO] running `Command { std: "docker" "start" "-a" "9de3a8320b4d0d0d4d7833a3da84b52196b23e8117bd966c651d40739f7a17f3", kill_on_drop: false }`
[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 syn v1.0.109
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling atomic-polyfill v1.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.10
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling riscv v0.10.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]     Checking embedded-hal-async v0.2.0-alpha.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling esp32c3 v0.14.0
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling embassy-sync v0.2.0
[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-channel v0.3.28
[INFO] [stderr]    Compiling esp-riscv-rt v0.3.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling smoltcp v0.9.1
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]    Compiling embassy-sync v0.2.0 (https://github.com/embassy-rs/embassy?rev=fb27594#fb27594b)
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking fugit v0.3.6
[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" "9de3a8320b4d0d0d4d7833a3da84b52196b23e8117bd966c651d40739f7a17f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de3a8320b4d0d0d4d7833a3da84b52196b23e8117bd966c651d40739f7a17f3", kill_on_drop: false }`
[INFO] [stdout] 9de3a8320b4d0d0d4d7833a3da84b52196b23e8117bd966c651d40739f7a17f3