[INFO] crate picoborgrev 0.1.1 is already in cache
[INFO] checking picoborgrev-0.1.1 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate picoborgrev 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate picoborgrev 0.1.1 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate picoborgrev 0.1.1
[INFO] finished tweaking crates.io crate picoborgrev 0.1.1
[INFO] tweaked toml for crates.io crate picoborgrev 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7196f318add46778525d8679e1c2c316b02b87f6ec94768c57d94ada7c261f54
[INFO] running `"docker" "start" "-a" "7196f318add46778525d8679e1c2c316b02b87f6ec94768c57d94ada7c261f54"`
[INFO] [stderr]     Checking picoborgrev v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/toggle_led.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     for i in 0..10 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `"docker" "inspect" "7196f318add46778525d8679e1c2c316b02b87f6ec94768c57d94ada7c261f54"`
[INFO] running `"docker" "rm" "-f" "7196f318add46778525d8679e1c2c316b02b87f6ec94768c57d94ada7c261f54"`
[INFO] [stdout] 7196f318add46778525d8679e1c2c316b02b87f6ec94768c57d94ada7c261f54