[INFO] fetching crate async-stm32f1xx 0.3.0... [INFO] checking async-stm32f1xx-0.3.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate async-stm32f1xx 0.3.0 into /workspace/builds/worker-1-tc1/source [INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config [INFO] started tweaking crates.io crate async-stm32f1xx 0.3.0 [INFO] finished tweaking crates.io crate async-stm32f1xx 0.3.0 [INFO] tweaked toml for crates.io crate async-stm32f1xx 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate async-stm32f1xx 0.3.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate async-stm32f1xx 0.3.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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] Downloading crates ... [INFO] [stderr] Downloaded panic-probe v0.1.0 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.1.8 [INFO] [stderr] Downloaded as-slice v0.1.4 [INFO] [stderr] Downloaded defmt-rtt v0.1.0 [INFO] [stderr] Downloaded aligned v0.3.4 [INFO] [stderr] Downloaded cortex-m-rt v0.6.13 [INFO] [stderr] Downloaded embedded-dma v0.1.2 [INFO] [stderr] Downloaded defmt-parser v0.1.0 [INFO] [stderr] Downloaded defmt v0.1.3 [INFO] [stderr] Downloaded defmt-macros v0.1.1 [INFO] [stderr] Downloaded semver-parser v0.10.1 [INFO] [stderr] Downloaded cortex-m v0.6.4 [INFO] [stderr] Downloaded stm32f1xx-hal v0.7.0 [INFO] [stderr] Downloaded stm32f1 v0.11.0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44308686111cc41da58b12b35fd329e6216ea91ea3020aac8e5b857a256900c2 [INFO] running `Command { std: "docker" "start" "-a" "44308686111cc41da58b12b35fd329e6216ea91ea3020aac8e5b857a256900c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44308686111cc41da58b12b35fd329e6216ea91ea3020aac8e5b857a256900c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44308686111cc41da58b12b35fd329e6216ea91ea3020aac8e5b857a256900c2", kill_on_drop: false }` [INFO] [stdout] 44308686111cc41da58b12b35fd329e6216ea91ea3020aac8e5b857a256900c2 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c0cdbf65c469824b8c46b2b2cd463ccb54b5cb5107ac994b045af99b3dd8366 [INFO] running `Command { std: "docker" "start" "-a" "6c0cdbf65c469824b8c46b2b2cd463ccb54b5cb5107ac994b045af99b3dd8366", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling cortex-m v0.6.4 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking vcell v0.1.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m-rt v0.6.13 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling stm32f1 v0.11.0 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling defmt-parser v0.1.0 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking embedded-dma v0.1.2 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling panic-probe v0.1.0 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Checking embedded-hal v0.2.4 [INFO] [stderr] Checking as-slice v0.1.4 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking aligned v0.3.4 [INFO] [stderr] Compiling semver-parser v0.10.1 [INFO] [stdout] error[E0658]: custom inner attributes are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/semver-parser-0.10.1/src/generated.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-06-28; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `semver-parser` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6c0cdbf65c469824b8c46b2b2cd463ccb54b5cb5107ac994b045af99b3dd8366", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c0cdbf65c469824b8c46b2b2cd463ccb54b5cb5107ac994b045af99b3dd8366", kill_on_drop: false }` [INFO] [stdout] 6c0cdbf65c469824b8c46b2b2cd463ccb54b5cb5107ac994b045af99b3dd8366