Dec 19 11:42:02.493 INFO checking notryanb/scrap_iron against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:42:02.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/notryanb/scrap_iron:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:42:02.996 INFO [stdout] ec15b19e19362f754e11ee550d05873c661c79aaf0ff50e31553b285459fa31b
Dec 19 11:42:03.004 INFO running `"docker" "start" "-a" "ec15b19e19362f754e11ee550d05873c661c79aaf0ff50e31553b285459fa31b"`
Dec 19 11:42:04.792 INFO [stderr]     Checking rust-server v0.1.0 (/opt/crater/workdir)
Dec 19 11:42:05.140 INFO [stderr] warning: unused import: `std::thread`
Dec 19 11:42:05.140 INFO [stderr]  --> src/main.rs:3:5
Dec 19 11:42:05.140 INFO [stderr]   |
Dec 19 11:42:05.140 INFO [stderr] 3 | use std::thread;
Dec 19 11:42:05.140 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 11:42:05.148 INFO [stderr] warning: unused import: `std::thread`
Dec 19 11:42:05.148 INFO [stderr]  --> src/main.rs:3:5
Dec 19 11:42:05.148 INFO [stderr]   |
Dec 19 11:42:05.148 INFO [stderr] 3 | use std::thread;
Dec 19 11:42:05.148 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 11:42:05.148 INFO [stderr]   |
Dec 19 11:42:05.148 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:42:05.149 INFO [stderr] 
Dec 19 11:42:05.149 INFO [stderr] warning: unused import: `std::env`
Dec 19 11:42:05.149 INFO [stderr]  --> src/main.rs:5:5
Dec 19 11:42:05.149 INFO [stderr]   |
Dec 19 11:42:05.149 INFO [stderr] 5 | use std::env;
Dec 19 11:42:05.149 INFO [stderr]   |     ^^^^^^^^
Dec 19 11:42:05.149 INFO [stderr] 
Dec 19 11:42:05.159 INFO [stderr]   |
Dec 19 11:42:05.159 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:42:05.159 INFO [stderr] 
Dec 19 11:42:05.159 INFO [stderr] warning: unused import: `std::env`
Dec 19 11:42:05.159 INFO [stderr]  --> src/main.rs:5:5
Dec 19 11:42:05.159 INFO [stderr]   |
Dec 19 11:42:05.159 INFO [stderr] 5 | use std::env;
Dec 19 11:42:05.159 INFO [stderr]   |     ^^^^^^^^
Dec 19 11:42:05.159 INFO [stderr] 
Dec 19 11:42:05.256 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 11:42:05.256 INFO [stderr]   --> src/main.rs:34:5
Dec 19 11:42:05.256 INFO [stderr]    |
Dec 19 11:42:05.256 INFO [stderr] 34 |     f.read_to_string(&mut response);
Dec 19 11:42:05.256 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:42:05.256 INFO [stderr]    |
Dec 19 11:42:05.256 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:42:05.256 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 11:42:05.257 INFO [stderr] 
Dec 19 11:42:05.276 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 11:42:05.276 INFO [stderr]   --> src/main.rs:34:5
Dec 19 11:42:05.276 INFO [stderr]    |
Dec 19 11:42:05.276 INFO [stderr] 34 |     f.read_to_string(&mut response);
Dec 19 11:42:05.276 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:42:05.276 INFO [stderr]    |
Dec 19 11:42:05.276 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:42:05.276 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 11:42:05.276 INFO [stderr] 
Dec 19 11:42:05.329 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Dec 19 11:42:06.472 INFO running `"docker" "inspect" "ec15b19e19362f754e11ee550d05873c661c79aaf0ff50e31553b285459fa31b"`
Dec 19 11:42:06.942 INFO running `"docker" "rm" "-f" "ec15b19e19362f754e11ee550d05873c661c79aaf0ff50e31553b285459fa31b"`
Dec 19 11:42:07.300 INFO [stdout] ec15b19e19362f754e11ee550d05873c661c79aaf0ff50e31553b285459fa31b