[INFO] cloning repository https://github.com/jacobrosenthal/balena-ble-switch
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobrosenthal/balena-ble-switch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fbalena-ble-switch"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fbalena-ble-switch'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 36b56770d95c9631d5181d7b3d14526d72def60e
[INFO] checking jacobrosenthal/balena-ble-switch against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fbalena-ble-switch" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacobrosenthal/balena-ble-switch on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jacobrosenthal/balena-ble-switch
[INFO] finished tweaking git repo https://github.com/jacobrosenthal/balena-ble-switch
[INFO] tweaked toml for git repo https://github.com/jacobrosenthal/balena-ble-switch written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jacobrosenthal/balena-ble-switch already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keycode v0.1.1
[INFO] [stderr]   Downloaded bluster v0.1.2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f05c4b03408a87b4d5062e4ee26337f074b5aa22ae1e2b131b3dc632b9446cf2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f05c4b03408a87b4d5062e4ee26337f074b5aa22ae1e2b131b3dc632b9446cf2"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking bytesize v0.1.3
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking futures-timer v0.1.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rppal v0.11.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling regex v1.1.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking dbus v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking systemstat v0.1.4
[INFO] [stderr]     Checking tokio v0.1.18
[INFO] [stderr]    Compiling keycode v0.1.1
[INFO] [stderr]     Checking dbus-tokio v0.3.0
[INFO] [stderr]     Checking bluster v0.1.2
[INFO] [stderr]     Checking gym v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `time`
[INFO] [stderr]   --> src/main.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::{thread, time};
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time`
[INFO] [stderr]   --> src/main.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::{thread, time};
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.42s
[INFO] running `"docker" "inspect" "f05c4b03408a87b4d5062e4ee26337f074b5aa22ae1e2b131b3dc632b9446cf2"`
[INFO] running `"docker" "rm" "-f" "f05c4b03408a87b4d5062e4ee26337f074b5aa22ae1e2b131b3dc632b9446cf2"`
[INFO] [stdout] f05c4b03408a87b4d5062e4ee26337f074b5aa22ae1e2b131b3dc632b9446cf2