[INFO] fetching crate ublox-short-range-rs 0.1.1...
[INFO] testing ublox-short-range-rs-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ublox-short-range-rs 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ublox-short-range-rs 0.1.1
[INFO] finished tweaking crates.io crate ublox-short-range-rs 0.1.1
[INFO] tweaked toml for crates.io crate ublox-short-range-rs 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ublox-short-range-rs 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding atat v0.9.0 (available: v0.24.1)
[INFO] [stderr]       Adding defmt v0.2.3 (available: v1.0.1)
[INFO] [stderr]       Adding embedded-nal v0.2.0 (available: v0.9.0)
[INFO] [stderr]       Adding heapless v0.5.6 (available: v0.9.2)
[INFO] [stderr]       Adding no-std-net v0.4.0 (available: v0.6.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 575751f0ad5cec27e83b1ab61825ade961919fa44f0ec2f4e90eb99e50bfcde6
[INFO] running `Command { std: "docker" "start" "-a" "575751f0ad5cec27e83b1ab61825ade961919fa44f0ec2f4e90eb99e50bfcde6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "575751f0ad5cec27e83b1ab61825ade961919fa44f0ec2f4e90eb99e50bfcde6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575751f0ad5cec27e83b1ab61825ade961919fa44f0ec2f4e90eb99e50bfcde6", kill_on_drop: false }`
[INFO] [stdout] 575751f0ad5cec27e83b1ab61825ade961919fa44f0ec2f4e90eb99e50bfcde6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c12c9c4aa182550440c9d3638b07276c33407942a0688208ec28a04f58015402
[INFO] running `Command { std: "docker" "start" "-a" "c12c9c4aa182550440c9d3638b07276c33407942a0688208ec28a04f58015402", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling defmt-parser v0.2.2
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling defmt-macros v0.2.3
[INFO] [stderr]    Compiling defmt v0.2.3
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling no-std-net v0.4.0
[INFO] [stderr]    Compiling serde_at v0.9.0
[INFO] [stderr]    Compiling embedded-nal v0.2.0
[INFO] [stderr]    Compiling atat_derive v0.9.0
[INFO] [stderr]    Compiling atat v0.9.0
[INFO] [stdout] error[E0432]: unresolved imports `embedded_hal::serial`, `embedded_hal::timer`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use embedded_hal::{serial, timer::CountDown};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^ could not find `timer` in `embedded_hal`
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `serial` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `serial` in `embedded_hal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/builder.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Tx: embedded_hal::serial::Write<u8>,
[INFO] [stdout]    |                       ^^^^^^ could not find `serial` in `embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `timer` in `embedded_hal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/builder.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |     T: embedded_hal::timer::CountDown,
[INFO] [stdout]    |                      ^^^^^ could not find `timer` in `embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `serial` in `embedded_hal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/builder.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Tx: embedded_hal::serial::Write<u8>,
[INFO] [stdout]    |                       ^^^^^^ could not find `serial` in `embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `timer` in `embedded_hal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/builder.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     T: embedded_hal::timer::CountDown,
[INFO] [stdout]    |                      ^^^^^ could not find `timer` in `embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `serial` in `embedded_hal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/builder.rs:73:23
[INFO] [stdout]    |
[INFO] [stdout] 73 |     Tx: embedded_hal::serial::Write<u8>,
[INFO] [stdout]    |                       ^^^^^^ could not find `serial` in `embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `timer` in `embedded_hal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atat-0.9.0/src/builder.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |     T: embedded_hal::timer::CountDown,
[INFO] [stdout]    |                      ^^^^^ could not find `timer` in `embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atat` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "c12c9c4aa182550440c9d3638b07276c33407942a0688208ec28a04f58015402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12c9c4aa182550440c9d3638b07276c33407942a0688208ec28a04f58015402", kill_on_drop: false }`
[INFO] [stdout] c12c9c4aa182550440c9d3638b07276c33407942a0688208ec28a04f58015402
