[INFO] fetching crate i2c-linux 0.1.2...
[INFO] checking i2c-linux-0.1.2 against try#1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73 for pr-78461
[INFO] extracting crate i2c-linux 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate i2c-linux 0.1.2 on toolchain 1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2c-linux 0.1.2
[INFO] finished tweaking crates.io crate i2c-linux 0.1.2
[INFO] tweaked toml for crates.io crate i2c-linux 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05ca35105d0f7f5a58383935928b1fa6318d0a4fac8343563ecef34b076f01cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05ca35105d0f7f5a58383935928b1fa6318d0a4fac8343563ecef34b076f01cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05ca35105d0f7f5a58383935928b1fa6318d0a4fac8343563ecef34b076f01cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ca35105d0f7f5a58383935928b1fa6318d0a4fac8343563ecef34b076f01cf", kill_on_drop: false }`
[INFO] [stdout] 05ca35105d0f7f5a58383935928b1fa6318d0a4fac8343563ecef34b076f01cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a814bb5bc92e3153ec2f58cb3724e8b829bee3848d9a7ee6cd5f3bbc091c4d6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a814bb5bc92e3153ec2f58cb3724e8b829bee3848d9a7ee6cd5f3bbc091c4d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]     Checking i2c-linux-sys v0.2.0
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]     Checking i2c-linux v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:298:13
[INFO] [stdout]     |
[INFO] [stdout] 298 |             mem::uninitialized()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:298:13
[INFO] [stdout]     |
[INFO] [stdout] 298 |             mem::uninitialized()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "9a814bb5bc92e3153ec2f58cb3724e8b829bee3848d9a7ee6cd5f3bbc091c4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a814bb5bc92e3153ec2f58cb3724e8b829bee3848d9a7ee6cd5f3bbc091c4d6", kill_on_drop: false }`
[INFO] [stdout] 9a814bb5bc92e3153ec2f58cb3724e8b829bee3848d9a7ee6cd5f3bbc091c4d6