[INFO] fetching crate servo-pio 0.2.1...
[INFO] testing servo-pio-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate servo-pio 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate servo-pio 0.2.1
[INFO] finished tweaking crates.io crate servo-pio 0.2.1
[INFO] tweaked toml for crates.io crate servo-pio 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate servo-pio 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate servo-pio 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_derives v0.4.2
[INFO] [stderr]   Downloaded ws2812-pio v0.7.0
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] [stderr]   Downloaded frunk_core v0.4.2
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.2
[INFO] [stderr]   Downloaded pio-proc v0.2.2
[INFO] [stderr]   Downloaded pio-parser v0.2.2
[INFO] [stderr]   Downloaded defmt-rtt v0.4.0
[INFO] [stderr]   Downloaded usb-device v0.2.9
[INFO] [stderr]   Downloaded smart-leds v0.3.0
[INFO] [stderr]   Downloaded crc-any v2.4.3
[INFO] [stderr]   Downloaded rp2040-boot2 v0.3.0
[INFO] [stderr]   Downloaded defmt v0.3.5
[INFO] [stderr]   Downloaded frunk v0.4.2
[INFO] [stderr]   Downloaded rp2040-hal v0.9.0
[INFO] [stderr]   Downloaded defmt-parser v0.3.3
[INFO] [stderr]   Downloaded defmt-macros v0.3.6
[INFO] [stderr]   Downloaded panic-probe v0.3.1
[INFO] [stderr]   Downloaded rp2040-pac v0.5.0
[INFO] [stderr]   Downloaded pimoroni-servo2040 v0.4.0
[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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6f996dd66ad1317363ff166148afce470a82618d4025caf57687225711906fe
[INFO] running `Command { std: "docker" "start" "-a" "a6f996dd66ad1317363ff166148afce470a82618d4025caf57687225711906fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6f996dd66ad1317363ff166148afce470a82618d4025caf57687225711906fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f996dd66ad1317363ff166148afce470a82618d4025caf57687225711906fe", kill_on_drop: false }`
[INFO] [stdout] a6f996dd66ad1317363ff166148afce470a82618d4025caf57687225711906fe
[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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6937cdb4b7c7f8cd25293b79b5fc6994e4bd8d5b50867e0b039795d1146526db
[INFO] running `Command { std: "docker" "start" "-a" "6937cdb4b7c7f8cd25293b79b5fc6994e4bd8d5b50867e0b039795d1146526db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling frunk_core v0.4.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling rp2040-pac v0.5.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling defmt v0.3.5
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling defmt-macros v0.3.6
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling defmt-parser v0.3.3
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling embedded-dma v0.2.0
[INFO] [stderr]    Compiling fugit v0.3.7
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.2
[INFO] [stderr]    Compiling rp2040-hal-macros v0.1.0
[INFO] [stderr]    Compiling usb-device v0.2.9
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling pio v0.2.1
[INFO] [stderr]    Compiling frunk_derives v0.4.2
[INFO] [stderr]    Compiling servo-pio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling frunk v0.4.2
[INFO] [stderr]    Compiling rp2040-hal v0.9.0
[INFO] [stderr]    Compiling pio-parser v0.2.2
[INFO] [stderr]    Compiling pio-proc v0.2.2
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "6937cdb4b7c7f8cd25293b79b5fc6994e4bd8d5b50867e0b039795d1146526db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6937cdb4b7c7f8cd25293b79b5fc6994e4bd8d5b50867e0b039795d1146526db", kill_on_drop: false }`
[INFO] [stdout] 6937cdb4b7c7f8cd25293b79b5fc6994e4bd8d5b50867e0b039795d1146526db
[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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d885f8e79a4a450d0b08d1d0ee3e4e5016e9938ff8ad4800006ef1dd329759bb
[INFO] running `Command { std: "docker" "start" "-a" "d885f8e79a4a450d0b08d1d0ee3e4e5016e9938ff8ad4800006ef1dd329759bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling rp2040-pac v0.5.0
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]    Compiling debug-helper v0.3.13
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling pimoroni-servo2040 v0.4.0
[INFO] [stderr]    Compiling panic-probe v0.3.1
[INFO] [stderr]    Compiling defmt-rtt v0.4.0
[INFO] [stderr]    Compiling crc-any v2.4.3
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1
[INFO] [stderr]    Compiling smart-leds v0.3.0
[INFO] [stderr]    Compiling rp2040-boot2 v0.3.0
[INFO] [stderr]    Compiling rp2040-hal v0.9.0
[INFO] [stderr]    Compiling ws2812-pio v0.7.0
[INFO] [stderr]    Compiling servo-pio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `servo-pio` (example "work_in_progress") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0412]: cannot find type `MaybeUninit` in this scope
[INFO] [stdout]     --> src/pwm_cluster.rs:1148:41
[INFO] [stdout]      |
[INFO] [stdout] 1148 |         assert_eq!(core::mem::size_of::<MaybeUninit<Transition>>(), 2);
[INFO] [stdout]      |                                         ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing one of these unions
[INFO] [stdout]      |
[INFO] [stdout] 1143 +     use crate::MaybeUninit;
[INFO] [stdout]      |
[INFO] [stdout] 1143 +     use core::mem::MaybeUninit;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `servo-pio` (example "test_pio_code") due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `servo-pio` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d885f8e79a4a450d0b08d1d0ee3e4e5016e9938ff8ad4800006ef1dd329759bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d885f8e79a4a450d0b08d1d0ee3e4e5016e9938ff8ad4800006ef1dd329759bb", kill_on_drop: false }`
[INFO] [stdout] d885f8e79a4a450d0b08d1d0ee3e4e5016e9938ff8ad4800006ef1dd329759bb