[INFO] cloning repository https://github.com/BKSalman/uart-4mbps-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BKSalman/uart-4mbps-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBKSalman%2Fuart-4mbps-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBKSalman%2Fuart-4mbps-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2d66c8de00f5a7c4e7b4dbfc645a880d780a756
[INFO] checking BKSalman/uart-4mbps-repro against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6+rustflags=-Znext-solver=coherence for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBKSalman%2Fuart-4mbps-repro" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/BKSalman/uart-4mbps-repro
[INFO] finished tweaking git repo https://github.com/BKSalman/uart-4mbps-repro
[INFO] tweaked toml for git repo https://github.com/BKSalman/uart-4mbps-repro written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BKSalman/uart-4mbps-repro on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BKSalman/uart-4mbps-repro 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/embassy-rs/embassy`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/embassy-rs/stm32-data-generated`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded panic-probe v1.0.0
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[INFO] [stderr]   Downloaded defmt-rtt v1.3.0
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[INFO] [stderr]   Downloaded nb v0.1.3
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[INFO] [stderr]   Downloaded heapless v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149
[INFO] running `Command { std: "docker" "start" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Znext-solver=coherence" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling defmt v1.1.1
[INFO] [stderr]    Compiling thiserror v2.0.19
[INFO] [stderr]    Compiling defmt-macros v1.1.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.6
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.9.3
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking futures-core v0.3.33
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling embassy-time-driver v0.2.2 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling embassy-sync v0.8.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling fnv v1.0.7
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[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling portable-atomic v1.14.0
[INFO] [stderr]    Compiling stm32-metapac v21.0.0 (https://github.com/embassy-rs/stm32-data-generated?tag=stm32-data-c7234f9758aca82b49f4869ee604133c3eff5625#840c2ea6)
[INFO] [stderr]    Compiling syn v2.0.119
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[INFO] [stderr]     Checking cfg-if v1.0.4
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[INFO] [stderr]    Compiling embassy-time-queue-utils v0.3.2 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling embassy-hal-internal v0.5.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]     Checking aligned v0.4.3
[INFO] [stderr]     Checking embedded-storage v0.3.1
[INFO] [stderr]     Checking embassy-executor-timer-queue v0.1.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]     Checking embedded-storage-async v0.4.1
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[INFO] [stderr]    Compiling defmt-rtt v1.3.0
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[INFO] [stderr]    Compiling panic-probe v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]     Checking embassy-futures v0.1.2 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling embassy-executor v0.10.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]     Checking futures-util v0.3.33
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking dsp-fixedpoint v0.2.0
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking stm32-fmc v0.4.0
[INFO] [stderr]     Checking embedded-can v0.4.1
[INFO] [stderr]    Compiling uart-4mbps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking sdio-host v0.9.0
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking cordyceps v0.3.5
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling regex-automata v0.4.16
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking panic-halt v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.19
[INFO] [stderr]    Compiling trait-set v0.3.0
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.6
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]     Checking embedded-io v0.7.1
[INFO] [stderr]     Checking embassy-time v0.5.1 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]     Checking sdio v0.5.0
[INFO] [stderr]     Checking embassy-net-driver v0.2.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking embedded-io-async v0.7.0
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]     Checking embassy-usb-driver v0.2.2 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling embassy-executor-macros v0.8.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]     Checking embassy-embedded-hal v0.6.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]     Checking embassy-usb-synopsys-otg v0.4.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stderr]    Compiling embassy-stm32 v0.6.0 (https://github.com/embassy-rs/embassy?rev=3f5d69845b5b9851313442161b4753d1d6493d8b#3f5d6984)
[INFO] [stdout] error: enable either no-worky or maybe-worky features
[INFO] [stdout]    --> src/main.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     compile_error!("enable either no-worky or maybe-worky features");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: enable either no-worky or maybe-worky features
[INFO] [stdout]    --> src/main.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     compile_error!("enable either no-worky or maybe-worky features");
[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 `uart-4mbps` (bin "uart-4mbps" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `uart-4mbps` (bin "uart-4mbps") due to 3 previous errors
[INFO] [stderr] warning: unused dependency `panic-halt`
[INFO] [stderr]  --> Cargo.toml:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | panic-halt = "1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `panic-halt`
[INFO] [stderr] warning: `uart-4mbps` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149", kill_on_drop: false }`
[INFO] [stdout] 16c435a856f5c8573c0eabab87a3ded695460d3009177f14f871fce073ef7149
