[INFO] cloning repository https://github.com/mkiefel/grindy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkiefel/grindy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkiefel%2Fgrindy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkiefel%2Fgrindy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80258cfaf8aaf0d709f5cb6ad4a5cf62c3a95681
[INFO] documenting mkiefel/grindy against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkiefel%2Fgrindy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mkiefel/grindy
[INFO] finished tweaking git repo https://github.com/mkiefel/grindy
[INFO] tweaked toml for git repo https://github.com/mkiefel/grindy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mkiefel/grindy on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mkiefel/grindy 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" "+beta-2026-04-21" "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]     Updating git repository `https://github.com/sammhicks/picoserve.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cobs v0.2.3
[INFO] [stderr]   Downloaded postcard v1.0.10
[INFO] [stderr]   Downloaded lhash v1.1.0
[INFO] [stderr]   Downloaded term v1.1.0
[INFO] [stderr]   Downloaded embassy-net v0.7.1
[INFO] [stderr]   Downloaded embedded-nal v0.9.0
[INFO] [stderr]   Downloaded rp-binary-info v0.1.1
[INFO] [stderr]   Downloaded const-sha1 v0.3.0
[INFO] [stderr]   Downloaded cyw43-pio v0.8.0
[INFO] [stderr]   Downloaded cyw43 v0.5.0
[INFO] [stderr]   Downloaded defmt-rtt v1.0.0
[INFO] [stderr]   Downloaded loadcell v0.3.0
[INFO] [stderr]   Downloaded bt-hci v0.4.0
[INFO] [stderr]   Downloaded embedded-nal-async v0.8.0
[INFO] [stderr]   Downloaded embassy-rp v0.8.0
[INFO] [stderr]   Downloaded smoltcp v0.12.0
[INFO] [stderr]   Downloaded smart-leds-trait v0.3.1
[INFO] [stderr]   Downloaded heapless v0.9.1
[INFO] [stderr]   Downloaded btuuid v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4aaa74c1b1e32c951479c4388989e13e414f5f14a5e06bbd35c7b48694cb16e4
[INFO] running `Command { std: "docker" "start" "-a" "4aaa74c1b1e32c951479c4388989e13e414f5f14a5e06bbd35c7b48694cb16e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aaa74c1b1e32c951479c4388989e13e414f5f14a5e06bbd35c7b48694cb16e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aaa74c1b1e32c951479c4388989e13e414f5f14a5e06bbd35c7b48694cb16e4", kill_on_drop: false }`
[INFO] [stdout] 4aaa74c1b1e32c951479c4388989e13e414f5f14a5e06bbd35c7b48694cb16e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f53182a49f1a8ff427bf34a3e0601be0fa656d59f144dfc292527004b9dac25f
[INFO] running `Command { std: "docker" "start" "-a" "f53182a49f1a8ff427bf34a3e0601be0fa656d59f144dfc292527004b9dac25f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling term v1.1.0
[INFO] [stderr]    Compiling embassy-sync v0.7.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stdout] error[E0425]: cannot find function `__basepri_r` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/register/basepri.rs:6:15
[INFO] [stdout]    |
[INFO] [stdout]  6 |     call_asm!(__basepri_r() -> u8)
[INFO] [stdout]    |               ^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__basepri_w` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/register/basepri.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |         call_asm!(__basepri_w(basepri: u8));
[INFO] [stdout]    |                   ^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__basepri_max` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/register/basepri_max.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         call_asm!(__basepri_max(basepri: u8));
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__faultmask_r` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/register/faultmask.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let r: u32 = call_asm!(__faultmask_r() -> u32);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `r0`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/../asm/inline.rs:197:24
[INFO] [stdout]     |
[INFO] [stdout] 197 |     asm!("bkpt #0xab", inout("r0") nr, in("r1") arg, options(nomem, nostack, preserves_flags));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `r1`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/../asm/inline.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |     asm!("bkpt #0xab", inout("r0") nr, in("r1") arg, options(nomem, nostack, preserves_flags));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr] error: could not compile `cortex-m` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f53182a49f1a8ff427bf34a3e0601be0fa656d59f144dfc292527004b9dac25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53182a49f1a8ff427bf34a3e0601be0fa656d59f144dfc292527004b9dac25f", kill_on_drop: false }`
[INFO] [stdout] f53182a49f1a8ff427bf34a3e0601be0fa656d59f144dfc292527004b9dac25f