Dec 18 08:00:26.433 INFO checking DavePearce/WhileyWeb.rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 08:00:26.433 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/DavePearce/WhileyWeb.rs:/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 18 08:00:26.937 INFO [stdout] 84ce9cd60ff96ac7f9e0aead4f19609ed44e6fa22b9e9773248f79e6aef4368c
Dec 18 08:00:26.942 INFO running `"docker" "start" "-a" "84ce9cd60ff96ac7f9e0aead4f19609ed44e6fa22b9e9773248f79e6aef4368c"`
Dec 18 08:00:28.783 INFO [stderr]     Checking mustache v0.8.2
Dec 18 08:00:29.641 INFO [stderr]     Checking nickel v0.10.1
Dec 18 08:00:32.497 INFO [stderr]     Checking whiley-web v0.1.0 (/opt/crater/workdir)
Dec 18 08:00:33.691 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 08:00:33.692 INFO [stderr]  --> src/main.rs:2:1
Dec 18 08:00:33.692 INFO [stderr]   |
Dec 18 08:00:33.692 INFO [stderr] 2 | #[macro_use] extern crate nickel;
Dec 18 08:00:33.692 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 08:00:33.693 INFO [stderr]   |
Dec 18 08:00:33.693 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:00:33.693 INFO [stderr] 
Dec 18 08:00:33.752 INFO [stderr] warning: unused variable: `r`
Dec 18 08:00:33.752 INFO [stderr]   --> src/main.rs:48:9
Dec 18 08:00:33.753 INFO [stderr]    |
Dec 18 08:00:33.753 INFO [stderr] 48 |     let r = r.unwrap().write_all(cr.code.as_bytes());
Dec 18 08:00:33.753 INFO [stderr]    |         ^ help: consider using `_r` instead
Dec 18 08:00:33.753 INFO [stderr]    |
Dec 18 08:00:33.754 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:00:33.754 INFO [stderr] 
Dec 18 08:00:33.808 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:00:33.809 INFO [stderr]   --> src/main.rs:77:5
Dec 18 08:00:33.809 INFO [stderr]    |
Dec 18 08:00:33.809 INFO [stderr] 77 |     server.listen("127.0.0.1:8080");
Dec 18 08:00:33.810 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:00:33.810 INFO [stderr]    |
Dec 18 08:00:33.810 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:00:33.811 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:00:33.811 INFO [stderr] 
Dec 18 08:00:33.956 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 08:00:33.956 INFO [stderr]  --> src/main.rs:2:1
Dec 18 08:00:33.956 INFO [stderr]   |
Dec 18 08:00:33.956 INFO [stderr] 2 | #[macro_use] extern crate nickel;
Dec 18 08:00:33.956 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 08:00:33.956 INFO [stderr]   |
Dec 18 08:00:33.956 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:00:33.956 INFO [stderr] 
Dec 18 08:00:34.048 INFO [stderr] warning: unused variable: `r`
Dec 18 08:00:34.048 INFO [stderr]   --> src/main.rs:48:9
Dec 18 08:00:34.048 INFO [stderr]    |
Dec 18 08:00:34.048 INFO [stderr] 48 |     let r = r.unwrap().write_all(cr.code.as_bytes());
Dec 18 08:00:34.048 INFO [stderr]    |         ^ help: consider using `_r` instead
Dec 18 08:00:34.048 INFO [stderr]    |
Dec 18 08:00:34.048 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:00:34.048 INFO [stderr] 
Dec 18 08:00:34.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:00:34.088 INFO [stderr]   --> src/main.rs:77:5
Dec 18 08:00:34.088 INFO [stderr]    |
Dec 18 08:00:34.088 INFO [stderr] 77 |     server.listen("127.0.0.1:8080");
Dec 18 08:00:34.088 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:00:34.088 INFO [stderr]    |
Dec 18 08:00:34.088 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:00:34.088 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:00:34.088 INFO [stderr] 
Dec 18 08:00:34.110 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.52s
Dec 18 08:00:35.106 INFO running `"docker" "inspect" "84ce9cd60ff96ac7f9e0aead4f19609ed44e6fa22b9e9773248f79e6aef4368c"`
Dec 18 08:00:35.428 INFO running `"docker" "rm" "-f" "84ce9cd60ff96ac7f9e0aead4f19609ed44e6fa22b9e9773248f79e6aef4368c"`
Dec 18 08:00:35.790 INFO [stdout] 84ce9cd60ff96ac7f9e0aead4f19609ed44e6fa22b9e9773248f79e6aef4368c