Dec 19 08:22:15.889 INFO checking spacebox-org/spacebox against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:22:15.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/spacebox-org/spacebox:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:22:16.400 INFO [stdout] 504dfd6228364dea96cd12566eae7d3a91745b74b43e945fb86c938eac084a87
Dec 19 08:22:16.402 INFO running `"docker" "start" "-a" "504dfd6228364dea96cd12566eae7d3a91745b74b43e945fb86c938eac084a87"`
Dec 19 08:22:18.970 INFO [stderr]     Checking same-file v1.0.3
Dec 19 08:22:18.985 INFO [stderr]     Checking keccak v0.1.0
Dec 19 08:22:19.002 INFO [stderr]     Checking inotify-sys v0.1.3
Dec 19 08:22:19.009 INFO [stderr]     Checking filetime v0.2.1
Dec 19 08:22:19.012 INFO [stderr]     Checking tokio-executor v0.1.4
Dec 19 08:22:19.013 INFO [stderr]     Checking lock_api v0.1.3
Dec 19 08:22:19.014 INFO [stderr]     Checking mio v0.6.15
Dec 19 08:22:19.016 INFO [stderr]     Checking tokio-io v0.1.8
Dec 19 08:22:20.126 INFO [stderr]     Checking serde_yaml v0.8.5
Dec 19 08:22:20.402 INFO [stderr]     Checking serde_json v1.0.26
Dec 19 08:22:20.725 INFO [stderr]    Compiling syn v0.14.9
Dec 19 08:22:20.928 INFO [stderr]     Checking walkdir v2.2.5
Dec 19 08:22:21.162 INFO [stderr]     Checking fern v0.5.6
Dec 19 08:22:22.260 INFO [stderr]     Checking sha3 v0.7.3
Dec 19 08:22:23.187 INFO [stderr]     Checking globset v0.4.1
Dec 19 08:22:23.864 INFO [stderr]     Checking parking_lot v0.6.4
Dec 19 08:22:25.501 INFO [stderr]     Checking tokio-reactor v0.1.5
Dec 19 08:22:25.532 INFO [stderr]     Checking mio-extras v2.0.5
Dec 19 08:22:26.443 INFO [stderr]     Checking ignore v0.4.3
Dec 19 08:22:27.018 INFO [stderr]     Checking inotify v0.6.1
Dec 19 08:22:28.572 INFO [stderr]     Checking notify v4.0.6
Dec 19 08:22:37.104 INFO [stderr]    Compiling serde_derive v1.0.76
Dec 19 08:22:52.110 INFO [stderr]     Checking spacebox v0.1.0 (/opt/crater/workdir)
Dec 19 08:22:53.264 INFO [stderr] warning: unused variable: `app_config`
Dec 19 08:22:53.264 INFO [stderr]   --> src/main.rs:28:9
Dec 19 08:22:53.264 INFO [stderr]    |
Dec 19 08:22:53.264 INFO [stderr] 28 |     let app_config: config::ApplicationConfig =
Dec 19 08:22:53.264 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_app_config` instead
Dec 19 08:22:53.264 INFO [stderr]    |
Dec 19 08:22:53.264 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 08:22:53.264 INFO [stderr] 
Dec 19 08:22:53.264 INFO [stderr] warning: unused variable: `app_config`
Dec 19 08:22:53.264 INFO [stderr]   --> src/main.rs:28:9
Dec 19 08:22:53.264 INFO [stderr]    |
Dec 19 08:22:53.264 INFO [stderr] 28 |     let app_config: config::ApplicationConfig =
Dec 19 08:22:53.264 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_app_config` instead
Dec 19 08:22:53.264 INFO [stderr]    |
Dec 19 08:22:53.264 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 08:22:53.264 INFO [stderr] 
Dec 19 08:22:53.448 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.69s
Dec 19 08:22:54.214 INFO running `"docker" "inspect" "504dfd6228364dea96cd12566eae7d3a91745b74b43e945fb86c938eac084a87"`
Dec 19 08:22:54.644 INFO running `"docker" "rm" "-f" "504dfd6228364dea96cd12566eae7d3a91745b74b43e945fb86c938eac084a87"`
Dec 19 08:22:54.864 INFO [stdout] 504dfd6228364dea96cd12566eae7d3a91745b74b43e945fb86c938eac084a87