[INFO] cloning repository https://github.com/eskorzon/arduino-rs-ws-2812 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eskorzon/arduino-rs-ws-2812" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feskorzon%2Farduino-rs-ws-2812", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feskorzon%2Farduino-rs-ws-2812'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3cc0275521d4fbcd6dad5d726756870c10d7bd3 [INFO] checking eskorzon/arduino-rs-ws-2812 against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feskorzon%2Farduino-rs-ws-2812" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/eskorzon/arduino-rs-ws-2812 [INFO] finished tweaking git repo https://github.com/eskorzon/arduino-rs-ws-2812 [INFO] tweaked toml for git repo https://github.com/eskorzon/arduino-rs-ws-2812 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/eskorzon/arduino-rs-ws-2812 on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/eskorzon/arduino-rs-ws-2812 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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smart-leds-trait v0.2.1 [INFO] [stderr] Downloaded infrared v0.14.1 [INFO] [stderr] Downloaded smart-leds v0.3.0 [INFO] [stderr] Downloaded avr-device-macros v0.4.0 [INFO] [stderr] Downloaded ufmt-macros v0.2.0 [INFO] [stderr] Downloaded rgb v0.8.34 [INFO] [stderr] Downloaded pwm-pca9685 v0.3.1 [INFO] [stderr] Downloaded fugit v0.3.6 [INFO] [stderr] Downloaded gcd v2.2.0 [INFO] [stderr] Downloaded syn v1.0.104 [INFO] [stderr] Downloaded ufmt v0.1.2 [INFO] [stderr] Downloaded avr-device v0.4.0 [INFO] [stderr] Downloaded ws2812-spi v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8959397aa01aa69846c10dcffbba085e2e1a2f6f909da0ee9483479ee501184f [INFO] running `Command { std: "docker" "start" "-a" "8959397aa01aa69846c10dcffbba085e2e1a2f6f909da0ee9483479ee501184f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8959397aa01aa69846c10dcffbba085e2e1a2f6f909da0ee9483479ee501184f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8959397aa01aa69846c10dcffbba085e2e1a2f6f909da0ee9483479ee501184f", kill_on_drop: false }` [INFO] [stdout] 8959397aa01aa69846c10dcffbba085e2e1a2f6f909da0ee9483479ee501184f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3a0cc5a72e49dabce998786636a4048672bd44c29ed9f1ffb7135d12fe53ee7 [INFO] running `Command { std: "docker" "start" "-a" "b3a0cc5a72e49dabce998786636a4048672bd44c29ed9f1ffb7135d12fe53ee7", kill_on_drop: false }` [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 syn v1.0.104 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling rustversion v1.0.9 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling paste v1.0.9 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking bytemuck v1.12.3 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking gcd v2.2.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking fugit v0.3.6 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking rgb v0.8.34 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking pwm-pca9685 v0.3.1 [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 smart-leds-trait v0.2.1 [INFO] [stderr] Checking ws2812-spi v0.4.0 [INFO] [stderr] Checking smart-leds v0.3.0 [INFO] [stderr] Checking infrared v0.14.1 [INFO] [stderr] Compiling avr-hal-generic v0.1.0 (https://github.com/Rahix/avr-hal?rev=533159f#533159f6) [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" "b3a0cc5a72e49dabce998786636a4048672bd44c29ed9f1ffb7135d12fe53ee7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3a0cc5a72e49dabce998786636a4048672bd44c29ed9f1ffb7135d12fe53ee7", kill_on_drop: false }` [INFO] [stdout] b3a0cc5a72e49dabce998786636a4048672bd44c29ed9f1ffb7135d12fe53ee7