[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-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/maxjoehnk/pi-system-logger"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/maxjoehnk/pi-system-logger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maxjoehnk/pi-system-logger" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/maxjoehnk/pi-system-logger"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/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#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maxjoehnk/pi-system-logger on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-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-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/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-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/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/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking maxjoehnk/pi-system-logger against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/maxjoehnk/pi-system-logger:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 28961b815abb73993468a1e24e41375c137450b49cf350d54092e1d16af83235
[INFO] running `"docker" "start" "-a" "28961b815abb73993468a1e24e41375c137450b49cf350d54092e1d16af83235"`
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking strum v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking influent v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling strum_macros v0.10.0
[INFO] [stderr]     Checking toml v0.4.6
[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 1m 01s
[INFO] running `"docker" "inspect" "28961b815abb73993468a1e24e41375c137450b49cf350d54092e1d16af83235"`
[INFO] running `"docker" "rm" "-f" "28961b815abb73993468a1e24e41375c137450b49cf350d54092e1d16af83235"`
[INFO] [stdout] 28961b815abb73993468a1e24e41375c137450b49cf350d54092e1d16af83235