Dec 17 19:53:19.757 INFO checking mbbxAdam/nickel against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:53:19.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mbbxAdam/nickel:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:53:20.126 INFO [stdout] dfb236b322ad05a70bd0df879c751fd333661ce3fa259cacdefa753b84d84cf7
Dec 17 19:53:20.130 INFO running `"docker" "start" "-a" "dfb236b322ad05a70bd0df879c751fd333661ce3fa259cacdefa753b84d84cf7"`
Dec 17 19:53:21.772 INFO [stderr]     Checking mustache v0.8.2
Dec 17 19:53:21.772 INFO [stderr]     Checking hyper v0.10.15
Dec 17 19:53:21.772 INFO [stderr]     Checking regex v0.2.11
Dec 17 19:53:27.378 INFO [stderr]     Checking nickel v0.10.1
Dec 17 19:53:29.376 INFO [stderr]     Checking hello-world v0.1.0 (/opt/crater/workdir)
Dec 17 19:53:29.971 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:53:29.971 INFO [stderr]   --> src/main.rs:14:5
Dec 17 19:53:29.971 INFO [stderr]    |
Dec 17 19:53:29.971 INFO [stderr] 14 |     server.listen("127.0.0.1:6767");
Dec 17 19:53:29.971 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:53:29.971 INFO [stderr]    |
Dec 17 19:53:29.971 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 19:53:29.971 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:53:29.971 INFO [stderr] 
Dec 17 19:53:30.044 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:53:30.044 INFO [stderr]   --> src/main.rs:14:5
Dec 17 19:53:30.044 INFO [stderr]    |
Dec 17 19:53:30.044 INFO [stderr] 14 |     server.listen("127.0.0.1:6767");
Dec 17 19:53:30.044 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:53:30.044 INFO [stderr]    |
Dec 17 19:53:30.044 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 19:53:30.044 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:53:30.045 INFO [stderr] 
Dec 17 19:53:30.072 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.43s
Dec 17 19:53:30.844 INFO running `"docker" "inspect" "dfb236b322ad05a70bd0df879c751fd333661ce3fa259cacdefa753b84d84cf7"`
Dec 17 19:53:31.166 INFO running `"docker" "rm" "-f" "dfb236b322ad05a70bd0df879c751fd333661ce3fa259cacdefa753b84d84cf7"`
Dec 17 19:53:31.545 INFO [stdout] dfb236b322ad05a70bd0df879c751fd333661ce3fa259cacdefa753b84d84cf7