[INFO] updating cached repository maxjoehnk/pi-system-logger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maxjoehnk/pi-system-logger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maxjoehnk/pi-system-logger" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/maxjoehnk/pi-system-logger"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/maxjoehnk/pi-system-logger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maxjoehnk/pi-system-logger" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/maxjoehnk/pi-system-logger"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/maxjoehnk/pi-system-logger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94ca43bdba3ea46c2537c5938f06c28dc6df266e
[INFO] sha for GitHub repo maxjoehnk/pi-system-logger: 94ca43bdba3ea46c2537c5938f06c28dc6df266e
[INFO] validating manifest of maxjoehnk/pi-system-logger on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maxjoehnk/pi-system-logger on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing maxjoehnk/pi-system-logger
[INFO] finished frobbing maxjoehnk/pi-system-logger
[INFO] frobbed toml for maxjoehnk/pi-system-logger written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/maxjoehnk/pi-system-logger/Cargo.toml
[INFO] started frobbing maxjoehnk/pi-system-logger
[INFO] finished frobbing maxjoehnk/pi-system-logger
[INFO] frobbed toml for maxjoehnk/pi-system-logger written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/maxjoehnk/pi-system-logger/Cargo.toml
[INFO] crate maxjoehnk/pi-system-logger already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking maxjoehnk/pi-system-logger against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-2/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/maxjoehnk/pi-system-logger:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4bd48cf461c2c1f5614f5ad64221a0fc939c58c373e5a11e8287a6fe385ae9a4
[INFO] running `"docker" "start" "-a" "4bd48cf461c2c1f5614f5ad64221a0fc939c58c373e5a11e8287a6fe385ae9a4"`
[INFO] [stderr]     Checking strum v0.10.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling strum_macros v0.10.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking influent v0.4.1
[INFO] [stderr]     Checking pi-system-logging v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `err_msg`
[INFO] [stderr]  --> src/voltage.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Error, err_msg};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `err_msg`
[INFO] [stderr]  --> src/voltage.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Error, err_msg};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.92s
[INFO] running `"docker" "inspect" "4bd48cf461c2c1f5614f5ad64221a0fc939c58c373e5a11e8287a6fe385ae9a4"`
[INFO] running `"docker" "rm" "-f" "4bd48cf461c2c1f5614f5ad64221a0fc939c58c373e5a11e8287a6fe385ae9a4"`
[INFO] [stdout] 4bd48cf461c2c1f5614f5ad64221a0fc939c58c373e5a11e8287a6fe385ae9a4