[INFO] fetching crate embedded-hdc1080-rs 0.1.0...
[INFO] checking embedded-hdc1080-rs-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate embedded-hdc1080-rs 0.1.0 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate embedded-hdc1080-rs 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4adfc7ab4a01bb5dfcd9e645e4de5c048e219c7e5325d03051462aa0dd8c841
[INFO] running `Command { std: "docker" "start" "-a" "d4adfc7ab4a01bb5dfcd9e645e4de5c048e219c7e5325d03051462aa0dd8c841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4adfc7ab4a01bb5dfcd9e645e4de5c048e219c7e5325d03051462aa0dd8c841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4adfc7ab4a01bb5dfcd9e645e4de5c048e219c7e5325d03051462aa0dd8c841", kill_on_drop: false }`
[INFO] [stdout] d4adfc7ab4a01bb5dfcd9e645e4de5c048e219c7e5325d03051462aa0dd8c841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eb359e923444728f6d5b45e4d9137bbfacb18bf027f5baf0d996fd9b7b0db6d
[INFO] running `Command { std: "docker" "start" "-a" "2eb359e923444728f6d5b45e4d9137bbfacb18bf027f5baf0d996fd9b7b0db6d", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking 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)]` 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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "2eb359e923444728f6d5b45e4d9137bbfacb18bf027f5baf0d996fd9b7b0db6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb359e923444728f6d5b45e4d9137bbfacb18bf027f5baf0d996fd9b7b0db6d", kill_on_drop: false }`
[INFO] [stdout] 2eb359e923444728f6d5b45e4d9137bbfacb18bf027f5baf0d996fd9b7b0db6d