Nov 28 04:06:40.268 INFO checking ieee0824/web-ex-rust against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 04:06:40.268 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 04:06:40.581 INFO [stdout] a8256e29a930d75058d09d70e80bc3137f378e42d595b9614880db4ae5f4299d
Nov 28 04:06:40.584 INFO running `"docker" "start" "-a" "a8256e29a930d75058d09d70e80bc3137f378e42d595b9614880db4ae5f4299d"`
Nov 28 04:06:41.827 INFO [stderr] usermod: no changes
Nov 28 04:06:41.992 INFO [stderr]     Checking regex v0.2.6
Nov 28 04:06:41.992 INFO [stderr]     Checking hyper v0.10.13
Nov 28 04:06:47.632 INFO [stderr]     Checking nickel v0.10.1
Nov 28 04:06:50.660 INFO [stderr]     Checking web-ex-rust v0.1.0 (/source)
Nov 28 04:06:52.636 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 04:06:52.636 INFO [stderr]  --> src/main.rs:8:5
Nov 28 04:06:52.636 INFO [stderr]   |
Nov 28 04:06:52.636 INFO [stderr] 8 |     server.listen("127.0.0.1:6767");
Nov 28 04:06:52.636 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:06:52.636 INFO [stderr]   |
Nov 28 04:06:52.637 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 28 04:06:52.637 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 04:06:52.637 INFO [stderr] 
Nov 28 04:06:52.808 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 04:06:52.808 INFO [stderr]  --> src/main.rs:8:5
Nov 28 04:06:52.808 INFO [stderr]   |
Nov 28 04:06:52.808 INFO [stderr] 8 |     server.listen("127.0.0.1:6767");
Nov 28 04:06:52.808 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:06:52.808 INFO [stderr]   |
Nov 28 04:06:52.809 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 28 04:06:52.809 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 04:06:52.809 INFO [stderr] 
Nov 28 04:06:52.874 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.01s
Nov 28 04:06:52.887 INFO [stderr] su: No module specific data is present
Nov 28 04:06:53.630 INFO running `"docker" "inspect" "a8256e29a930d75058d09d70e80bc3137f378e42d595b9614880db4ae5f4299d"`
Nov 28 04:06:53.964 INFO running `"docker" "rm" "-f" "a8256e29a930d75058d09d70e80bc3137f378e42d595b9614880db4ae5f4299d"`
Nov 28 04:06:54.385 INFO [stdout] a8256e29a930d75058d09d70e80bc3137f378e42d595b9614880db4ae5f4299d