Dec 04 21:26:15.652 INFO checking bstrydo/xconf against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:26:15.652 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 21:26:16.135 INFO [stdout] de5a60036f0ca76337f3151c09583e7684d16a3aa8a45822272289961c6d7e66
Dec 04 21:26:16.141 INFO running `"docker" "start" "-a" "de5a60036f0ca76337f3151c09583e7684d16a3aa8a45822272289961c6d7e66"`
Dec 04 21:26:17.947 INFO [stderr] usermod: no changes
Dec 04 21:26:18.201 INFO [stderr]     Checking hyper v0.10.12
Dec 04 21:26:22.348 INFO [stderr]     Checking iron v0.5.1
Dec 04 21:26:23.954 INFO [stderr]     Checking router v0.5.1
Dec 04 21:26:25.474 INFO [stderr]     Checking xconf v0.1.0 (/source)
Dec 04 21:26:27.771 INFO [stderr] warning: variable `weird` is assigned to, but never used
Dec 04 21:26:27.771 INFO [stderr]   --> src/bin/lifetimes.rs:11:9
Dec 04 21:26:27.771 INFO [stderr]    |
Dec 04 21:26:27.772 INFO [stderr] 11 |     let weird; //starts living here
Dec 04 21:26:27.772 INFO [stderr]    |         ^^^^^
Dec 04 21:26:27.772 INFO [stderr]    |
Dec 04 21:26:27.772 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:26:27.773 INFO [stderr]    = note: consider using `_weird` instead
Dec 04 21:26:27.773 INFO [stderr] 
Dec 04 21:26:27.773 INFO [stderr] warning: value assigned to `weird` is never read
Dec 04 21:26:27.773 INFO [stderr]   --> src/bin/lifetimes.rs:15:9
Dec 04 21:26:27.773 INFO [stderr]    |
Dec 04 21:26:27.774 INFO [stderr] 15 |         weird = do_something_weird(&my_v1, 3, my_v2);
Dec 04 21:26:27.774 INFO [stderr]    |         ^^^^^
Dec 04 21:26:27.774 INFO [stderr]    |
Dec 04 21:26:27.774 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 21:26:27.774 INFO [stderr] 
Dec 04 21:26:28.827 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:26:28.827 INFO [stderr]   --> src/bin/thread_example.rs:12:9
Dec 04 21:26:28.827 INFO [stderr]    |
Dec 04 21:26:28.828 INFO [stderr] 12 |     let mut handles = vec![
Dec 04 21:26:28.828 INFO [stderr]    |         ----^^^^^^^
Dec 04 21:26:28.828 INFO [stderr]    |         |
Dec 04 21:26:28.828 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:26:28.829 INFO [stderr]    |
Dec 04 21:26:28.829 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:26:28.829 INFO [stderr] 
Dec 04 21:26:28.915 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:26:28.915 INFO [stderr]   --> src/bin/thread_example.rs:18:9
Dec 04 21:26:28.915 INFO [stderr]    |
Dec 04 21:26:28.916 INFO [stderr] 18 |         handle.join();
Dec 04 21:26:28.916 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 04 21:26:28.916 INFO [stderr]    |
Dec 04 21:26:28.917 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 21:26:28.917 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:26:28.917 INFO [stderr] 
Dec 04 21:26:30.269 INFO [stderr] warning: variable `weird` is assigned to, but never used
Dec 04 21:26:30.269 INFO [stderr]   --> src/bin/lifetimes.rs:11:9
Dec 04 21:26:30.269 INFO [stderr]    |
Dec 04 21:26:30.270 INFO [stderr] 11 |     let weird; //starts living here
Dec 04 21:26:30.270 INFO [stderr]    |         ^^^^^
Dec 04 21:26:30.303 INFO [stderr]    |
Dec 04 21:26:30.303 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:26:30.304 INFO [stderr]    = note: consider using `_weird` instead
Dec 04 21:26:30.304 INFO [stderr] 
Dec 04 21:26:30.304 INFO [stderr] warning: value assigned to `weird` is never read
Dec 04 21:26:30.304 INFO [stderr]   --> src/bin/lifetimes.rs:15:9
Dec 04 21:26:30.305 INFO [stderr]    |
Dec 04 21:26:30.305 INFO [stderr] 15 |         weird = do_something_weird(&my_v1, 3, my_v2);
Dec 04 21:26:30.305 INFO [stderr]    |         ^^^^^
Dec 04 21:26:30.305 INFO [stderr]    |
Dec 04 21:26:30.306 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 21:26:30.306 INFO [stderr] 
Dec 04 21:26:30.449 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:26:30.449 INFO [stderr]   --> src/bin/thread_example.rs:12:9
Dec 04 21:26:30.449 INFO [stderr]    |
Dec 04 21:26:30.449 INFO [stderr] 12 |     let mut handles = vec![
Dec 04 21:26:30.449 INFO [stderr]    |         ----^^^^^^^
Dec 04 21:26:30.449 INFO [stderr]    |         |
Dec 04 21:26:30.449 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:26:30.449 INFO [stderr]    |
Dec 04 21:26:30.449 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:26:30.449 INFO [stderr] 
Dec 04 21:26:30.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:26:30.544 INFO [stderr]   --> src/bin/thread_example.rs:18:9
Dec 04 21:26:30.544 INFO [stderr]    |
Dec 04 21:26:30.544 INFO [stderr] 18 |         handle.join();
Dec 04 21:26:30.544 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 04 21:26:30.544 INFO [stderr]    |
Dec 04 21:26:30.544 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 21:26:30.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:26:30.544 INFO [stderr] 
Dec 04 21:26:32.791 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.81s
Dec 04 21:26:32.807 INFO [stderr] su: No module specific data is present
Dec 04 21:26:34.306 INFO running `"docker" "inspect" "de5a60036f0ca76337f3151c09583e7684d16a3aa8a45822272289961c6d7e66"`
Dec 04 21:26:34.655 INFO running `"docker" "rm" "-f" "de5a60036f0ca76337f3151c09583e7684d16a3aa8a45822272289961c6d7e66"`
Dec 04 21:26:35.040 INFO [stdout] de5a60036f0ca76337f3151c09583e7684d16a3aa8a45822272289961c6d7e66