[INFO] fetching crate embedded-hdc1080-rs 0.1.0...
[INFO] testing embedded-hdc1080-rs-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate embedded-hdc1080-rs 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate embedded-hdc1080-rs 0.1.0
[INFO] finished tweaking crates.io crate embedded-hdc1080-rs 0.1.0
[INFO] tweaked toml for crates.io crate embedded-hdc1080-rs 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate embedded-hdc1080-rs 0.1.0 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 4 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] abfb147f1e4009d6f180bbdfe3f8bb701625c040c46f4ab94ba9b77139f6624c
[INFO] running `Command { std: "docker" "start" "-a" "abfb147f1e4009d6f180bbdfe3f8bb701625c040c46f4ab94ba9b77139f6624c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abfb147f1e4009d6f180bbdfe3f8bb701625c040c46f4ab94ba9b77139f6624c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfb147f1e4009d6f180bbdfe3f8bb701625c040c46f4ab94ba9b77139f6624c", kill_on_drop: false }`
[INFO] [stdout] abfb147f1e4009d6f180bbdfe3f8bb701625c040c46f4ab94ba9b77139f6624c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 662c3e232cfc0c1dc3063dcd3ede0817e54594bca1a9e2ca5d5c1256ed983a61
[INFO] running `Command { std: "docker" "start" "-a" "662c3e232cfc0c1dc3063dcd3ede0817e54594bca1a9e2ca5d5c1256ed983a61", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hdc1080-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/lib.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let result = self.i2c.write_read(I2C_ADDRESS, &[Register::CONFIGURATION], &mut current_config).unwrap_or_default();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `HEAT` is never used
[INFO] [stdout]   --> src/lib.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl ConfigBitFlags {
[INFO] [stdout]    | ------------------- associated constant in this implementation
[INFO] [stdout] 62 |     const RST: u16 = 0b1000_0000_0000_0000;
[INFO] [stdout] 63 |     const HEAT: u16 = 0b0010_0000_0000_0000;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "662c3e232cfc0c1dc3063dcd3ede0817e54594bca1a9e2ca5d5c1256ed983a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662c3e232cfc0c1dc3063dcd3ede0817e54594bca1a9e2ca5d5c1256ed983a61", kill_on_drop: false }`
[INFO] [stdout] 662c3e232cfc0c1dc3063dcd3ede0817e54594bca1a9e2ca5d5c1256ed983a61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87b2095ba6e9030e785b84170338ff3150521462097ca1ec5bf8600196bc375
[INFO] running `Command { std: "docker" "start" "-a" "a87b2095ba6e9030e785b84170338ff3150521462097ca1ec5bf8600196bc375", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/lib.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let result = self.i2c.write_read(I2C_ADDRESS, &[Register::CONFIGURATION], &mut current_config).unwrap_or_default();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling embedded-hdc1080-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `HEAT` is never used
[INFO] [stdout]   --> src/lib.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl ConfigBitFlags {
[INFO] [stdout]    | ------------------- associated constant in this implementation
[INFO] [stdout] 62 |     const RST: u16 = 0b1000_0000_0000_0000;
[INFO] [stdout] 63 |     const HEAT: u16 = 0b0010_0000_0000_0000;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/lib.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let result = self.i2c.write_read(I2C_ADDRESS, &[Register::CONFIGURATION], &mut current_config).unwrap_or_default();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `HEAT` is never used
[INFO] [stdout]   --> src/lib.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl ConfigBitFlags {
[INFO] [stdout]    | ------------------- associated constant in this implementation
[INFO] [stdout] 62 |     const RST: u16 = 0b1000_0000_0000_0000;
[INFO] [stdout] 63 |     const HEAT: u16 = 0b0010_0000_0000_0000;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "a87b2095ba6e9030e785b84170338ff3150521462097ca1ec5bf8600196bc375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87b2095ba6e9030e785b84170338ff3150521462097ca1ec5bf8600196bc375", kill_on_drop: false }`
[INFO] [stdout] a87b2095ba6e9030e785b84170338ff3150521462097ca1ec5bf8600196bc375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 418b1be0b0c4061d03af920c47883603a2792aacb4e374a4a7009dca605a4e6c
[INFO] running `Command { std: "docker" "start" "-a" "418b1be0b0c4061d03af920c47883603a2792aacb4e374a4a7009dca605a4e6c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/lib.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let result = self.i2c.write_read(I2C_ADDRESS, &[Register::CONFIGURATION], &mut current_config).unwrap_or_default();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `HEAT` is never used
[INFO] [stderr]   --> src/lib.rs:63:11
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl ConfigBitFlags {
[INFO] [stderr]    | ------------------- associated constant in this implementation
[INFO] [stderr] 62 |     const RST: u16 = 0b1000_0000_0000_0000;
[INFO] [stderr] 63 |     const HEAT: u16 = 0b0010_0000_0000_0000;
[INFO] [stderr]    |           ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `embedded-hdc1080-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `embedded-hdc1080-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/embedded_hdc1080_rs-f1fa21b83cce2969)
[INFO] [stderr]    Doc-tests embedded_hdc1080_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "418b1be0b0c4061d03af920c47883603a2792aacb4e374a4a7009dca605a4e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418b1be0b0c4061d03af920c47883603a2792aacb4e374a4a7009dca605a4e6c", kill_on_drop: false }`
[INFO] [stdout] 418b1be0b0c4061d03af920c47883603a2792aacb4e374a4a7009dca605a4e6c
