[INFO] fetching crate si7021-t-rh 0.1.9...
[INFO] testing si7021-t-rh-0.1.9 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate si7021-t-rh 0.1.9 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate si7021-t-rh 0.1.9
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate si7021-t-rh 0.1.9
[INFO] tweaked toml for crates.io crate si7021-t-rh 0.1.9 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate si7021-t-rh 0.1.9 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] crate crates.io crate si7021-t-rh 0.1.9 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3558bf64b2f8bc34e73479225876895fe798c3c97adf07a7fe88c26e27d5980
[INFO] running `Command { std: "docker" "start" "-a" "d3558bf64b2f8bc34e73479225876895fe798c3c97adf07a7fe88c26e27d5980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3558bf64b2f8bc34e73479225876895fe798c3c97adf07a7fe88c26e27d5980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3558bf64b2f8bc34e73479225876895fe798c3c97adf07a7fe88c26e27d5980", kill_on_drop: false }`
[INFO] [stdout] d3558bf64b2f8bc34e73479225876895fe798c3c97adf07a7fe88c26e27d5980
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d449a367277c2813330def5722d8f5008635ec243f2bb0484a3a6af13782d90
[INFO] running `Command { std: "docker" "start" "-a" "9d449a367277c2813330def5722d8f5008635ec243f2bb0484a3a6af13782d90", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.11.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling maybe-async-cfg v0.2.4
[INFO] [stderr]    Compiling si7021-t-rh v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "9d449a367277c2813330def5722d8f5008635ec243f2bb0484a3a6af13782d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d449a367277c2813330def5722d8f5008635ec243f2bb0484a3a6af13782d90", kill_on_drop: false }`
[INFO] [stdout] 9d449a367277c2813330def5722d8f5008635ec243f2bb0484a3a6af13782d90
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2ad87204d22d61446c0dea665a915c3453293afcb87690d7c44748a815de643
[INFO] running `Command { std: "docker" "start" "-a" "b2ad87204d22d61446c0dea665a915c3453293afcb87690d7c44748a815de643", kill_on_drop: false }`
[INFO] [stderr]    Compiling si7021-t-rh v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `esp_idf_hal` in this scope
[INFO] [stdout]   --> examples/simple.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use esp_idf_hal::{
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_hal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_hal`, use `cargo add esp_idf_hal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `esp_idf_hal` in this scope
[INFO] [stdout]   --> examples/simple.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use esp_idf_hal::{gpio::PinDriver, prelude::Peripherals};
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_hal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_hal`, use `cargo add esp_idf_hal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `anyhow`
[INFO] [stdout]   --> examples/simple.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use anyhow::Result;
[INFO] [stdout]    |     ^^^^^^ use of unresolved module or unlinked crate `anyhow`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `anyhow`, use `cargo add anyhow` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `esp_idf_hal` in this scope
[INFO] [stdout]   --> examples/simple.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use esp_idf_hal::delay::Delay;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_hal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_hal`, use `cargo add esp_idf_hal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `esp_idf_hal`
[INFO] [stdout]   --> examples/simple.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use esp_idf_hal::peripheral;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_hal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_hal`, use `cargo add esp_idf_hal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `esp_idf_sys`
[INFO] [stdout]   --> examples/simple.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use esp_idf_sys::{self as _};
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_sys`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_sys`, use `cargo add esp_idf_sys` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `esp_idf_svc` in this scope
[INFO] [stdout]   --> examples/simple.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     esp_idf_svc::sys::link_patches();
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_svc`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_svc`, use `cargo add esp_idf_svc` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `esp_idf_svc` in this scope
[INFO] [stdout]   --> examples/simple.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     esp_idf_svc::log::EspLogger::initialize_default();
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `esp_idf_svc`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `esp_idf_svc`, use `cargo add esp_idf_svc` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> examples/simple.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 | use log::{info, error};
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `kHz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/simple.rs:53:48
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let config = I2cConfig::new().baudrate(400.kHz().into());
[INFO] [stdout]    |                                                ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/simple.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     loop {
[INFO] [stdout] 89 | |         // the read_measurements() method is a little faster (-30 msec) than reading humidity and temperature separately
[INFO] [stdout] 90 | |         info!("Si70xx measurements are {:#?}", my_si7021.read_measurements().unwrap());
[INFO] [stdout] 91 | |         FreeRtos::delay_ms(10000);
[INFO] [stdout] 92 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 93 |
[INFO] [stdout] 94 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `si7021-t-rh` (example "simple") due to 9 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b2ad87204d22d61446c0dea665a915c3453293afcb87690d7c44748a815de643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ad87204d22d61446c0dea665a915c3453293afcb87690d7c44748a815de643", kill_on_drop: false }`
[INFO] [stdout] b2ad87204d22d61446c0dea665a915c3453293afcb87690d7c44748a815de643
