[INFO] fetching crate i2cdev 0.5.1...
[INFO] checking i2cdev-0.5.1 against try#c05ee43175e02d208faed1fcc0f436c56e48bba6 for pr-92413
[INFO] extracting crate i2cdev 0.5.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate i2cdev 0.5.1 on toolchain c05ee43175e02d208faed1fcc0f436c56e48bba6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2cdev 0.5.1
[INFO] finished tweaking crates.io crate i2cdev 0.5.1
[INFO] tweaked toml for crates.io crate i2cdev 0.5.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate i2cdev 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2bae7b245a0d42d93a0afbe1d6cd68435a01dd0a91ddb68e7387f7a76b36c89
[INFO] running `Command { std: "docker" "start" "-a" "d2bae7b245a0d42d93a0afbe1d6cd68435a01dd0a91ddb68e7387f7a76b36c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2bae7b245a0d42d93a0afbe1d6cd68435a01dd0a91ddb68e7387f7a76b36c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2bae7b245a0d42d93a0afbe1d6cd68435a01dd0a91ddb68e7387f7a76b36c89", kill_on_drop: false }`
[INFO] [stdout] d2bae7b245a0d42d93a0afbe1d6cd68435a01dd0a91ddb68e7387f7a76b36c89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0e45be93ff1b50be798be1d664e5b47417d37d1211060fce417bdabb12999cf
[INFO] running `Command { std: "docker" "start" "-a" "c0e45be93ff1b50be798be1d664e5b47417d37d1211060fce417bdabb12999cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking nix v0.23.0
[INFO] [stderr]     Checking i2cdev v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: lifetime parameter `'a` never used
[INFO] [stdout]    --> src/linux.rs:307:26
[INFO] [stdout]     |
[INFO] [stdout] 307 | pub type LinuxI2CMessage<'a> = ffi::i2c_msg;
[INFO] [stdout]     |                         -^^- help: elide the unused lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(unused_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `i2cdev` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c0e45be93ff1b50be798be1d664e5b47417d37d1211060fce417bdabb12999cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e45be93ff1b50be798be1d664e5b47417d37d1211060fce417bdabb12999cf", kill_on_drop: false }`
[INFO] [stdout] c0e45be93ff1b50be798be1d664e5b47417d37d1211060fce417bdabb12999cf