[INFO] fetching crate ws2812-nrf52833-pwm 0.2.1...
[INFO] testing ws2812-nrf52833-pwm-0.2.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ws2812-nrf52833-pwm 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ws2812-nrf52833-pwm 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ws2812-nrf52833-pwm 0.2.1
[INFO] tweaked toml for crates.io crate ws2812-nrf52833-pwm 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ws2812-nrf52833-pwm 0.2.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ws2812-nrf52833-pwm 0.2.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-leds v0.4.0
[INFO] [stderr]   Downloaded ufmt-write v0.1.0
[INFO] [stderr]   Downloaded rtt-target v0.5.0
[INFO] [stderr]   Downloaded nrf52833-hal v0.18.0
[INFO] [stderr]   Downloaded smart-leds-trait v0.3.0
[INFO] [stderr]   Downloaded panic-rtt-target v0.1.3
[INFO] [stderr]   Downloaded rgb v0.8.45
[INFO] [stderr]   Downloaded critical-section v1.1.2
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded embedded-dma v0.2.0
[INFO] [stderr]   Downloaded tiny-led-matrix v1.0.2
[INFO] [stderr]   Downloaded defmt-parser v0.3.4
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.0
[INFO] [stderr]   Downloaded embedded-hal v1.0.0
[INFO] [stderr]   Downloaded defmt-macros v0.3.9
[INFO] [stderr]   Downloaded microbit-common v0.15.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.3
[INFO] [stderr]   Downloaded nrf-usbd v0.3.0
[INFO] [stderr]   Downloaded defmt v0.3.8
[INFO] [stderr]   Downloaded nrf-hal-common v0.18.0
[INFO] [stderr]   Downloaded usb-device v0.3.2
[INFO] [stderr]   Downloaded portable-atomic v1.7.0
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded microbit-v2 v0.15.0
[INFO] [stderr]   Downloaded embedded-storage v0.3.1
[INFO] [stderr]   Downloaded fixed v1.28.0
[INFO] [stderr]   Downloaded nrf52833-pac v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55c92bb4a7c293421cdb7593c04acc085e05b8852e0113e35264aca78223a6f8
[INFO] running `Command { std: "docker" "start" "-a" "55c92bb4a7c293421cdb7593c04acc085e05b8852e0113e35264aca78223a6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55c92bb4a7c293421cdb7593c04acc085e05b8852e0113e35264aca78223a6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c92bb4a7c293421cdb7593c04acc085e05b8852e0113e35264aca78223a6f8", kill_on_drop: false }`
[INFO] [stdout] 55c92bb4a7c293421cdb7593c04acc085e05b8852e0113e35264aca78223a6f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68002a1270d3600abc6ca560e299f4c952575782bd1a4cfa74387c535b94902b
[INFO] running `Command { std: "docker" "start" "-a" "68002a1270d3600abc6ca560e299f4c952575782bd1a4cfa74387c535b94902b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling bytemuck v1.16.3
[INFO] [stderr]    Compiling nrf52833-pac v0.12.2
[INFO] [stderr]    Compiling fixed v1.28.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]    Compiling nrf-hal-common v0.18.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling embedded-dma v0.2.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nrf52833-hal v0.18.0
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling embedded-storage v0.3.1
[INFO] [stderr]    Compiling rgb v0.8.45
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smart-leds-trait v0.3.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling usb-device v0.3.2
[INFO] [stderr]    Compiling nrf-usbd v0.3.0
[INFO] [stderr]    Compiling ws2812-nrf52833-pwm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.19s
[INFO] running `Command { std: "docker" "inspect" "68002a1270d3600abc6ca560e299f4c952575782bd1a4cfa74387c535b94902b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68002a1270d3600abc6ca560e299f4c952575782bd1a4cfa74387c535b94902b", kill_on_drop: false }`
[INFO] [stdout] 68002a1270d3600abc6ca560e299f4c952575782bd1a4cfa74387c535b94902b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e5ea47e687934fab851d7cd8bcff6baed721d7e40663b65d0c513338acf04de
[INFO] running `Command { std: "docker" "start" "-a" "2e5ea47e687934fab851d7cd8bcff6baed721d7e40663b65d0c513338acf04de", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling nrf52833-pac v0.12.2
[INFO] [stderr]    Compiling nrf52833-hal v0.18.0
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tiny-led-matrix v1.0.2
[INFO] [stderr]    Compiling smart-leds v0.4.0
[INFO] [stderr]    Compiling rtt-target v0.5.0
[INFO] [stderr]    Compiling panic-rtt-target v0.1.3
[INFO] [stderr]    Compiling nrf-hal-common v0.18.0
[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] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[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" "2e5ea47e687934fab851d7cd8bcff6baed721d7e40663b65d0c513338acf04de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5ea47e687934fab851d7cd8bcff6baed721d7e40663b65d0c513338acf04de", kill_on_drop: false }`
[INFO] [stdout] 2e5ea47e687934fab851d7cd8bcff6baed721d7e40663b65d0c513338acf04de