[INFO] fetching crate icm426xx 0.3.2...
[INFO] testing icm426xx-0.3.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate icm426xx 0.3.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate icm426xx 0.3.2
[INFO] finished tweaking crates.io crate icm426xx 0.3.2
[INFO] tweaked toml for crates.io crate icm426xx 0.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate icm426xx 0.3.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 120 packages to latest compatible versions
[INFO] [stderr]       Adding async-std v1.12.0 (available: v1.13.2)
[INFO] [stderr]       Adding bilge v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] [stderr]       Adding embedded-hal-bus v0.2.0 (available: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2560fbe6c2bb63bb61daeffa294f9b2e9736be35c2f888fd9e9ea089c8ceea18
[INFO] running `Command { std: "docker" "start" "-a" "2560fbe6c2bb63bb61daeffa294f9b2e9736be35c2f888fd9e9ea089c8ceea18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2560fbe6c2bb63bb61daeffa294f9b2e9736be35c2f888fd9e9ea089c8ceea18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2560fbe6c2bb63bb61daeffa294f9b2e9736be35c2f888fd9e9ea089c8ceea18", kill_on_drop: false }`
[INFO] [stdout] 2560fbe6c2bb63bb61daeffa294f9b2e9736be35c2f888fd9e9ea089c8ceea18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9318989818dc7d6dae97d92c6f4690a0574e7be1c195b37ad0838af7b16a2e5
[INFO] running `Command { std: "docker" "start" "-a" "d9318989818dc7d6dae97d92c6f4690a0574e7be1c195b37ad0838af7b16a2e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling arbitrary-int v1.3.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling bilge-impl v0.2.0
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling bilge v0.2.0
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling defmt v0.3.100
[INFO] [stderr]    Compiling icm426xx v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icm426xx` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d9318989818dc7d6dae97d92c6f4690a0574e7be1c195b37ad0838af7b16a2e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9318989818dc7d6dae97d92c6f4690a0574e7be1c195b37ad0838af7b16a2e5", kill_on_drop: false }`
[INFO] [stdout] d9318989818dc7d6dae97d92c6f4690a0574e7be1c195b37ad0838af7b16a2e5