Dec 04 22:02:54.725 INFO checking balta2ar/brotab against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 22:02:54.725 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 22:02:54.972 INFO [stdout] 75cb61c341ec41c72502112b1eed219d0bb5416f07ffd62757bc3aedcd4dca7d
Dec 04 22:02:54.976 INFO running `"docker" "start" "-a" "75cb61c341ec41c72502112b1eed219d0bb5416f07ffd62757bc3aedcd4dca7d"`
Dec 04 22:02:55.623 INFO [stderr] usermod: no changes
Dec 04 22:02:55.953 INFO [stderr]     Checking want v0.0.4
Dec 04 22:02:55.976 INFO [stderr]     Checking tokio-core v0.1.17
Dec 04 22:02:58.739 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 04 22:02:58.739 INFO [stderr]     Checking hyper v0.11.27
Dec 04 22:03:05.343 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 04 22:03:07.764 INFO [stderr]     Checking reqwest v0.8.7
Dec 04 22:03:11.767 INFO [stderr]     Checking brotab v0.1.0 (/source)
Dec 04 22:03:16.602 INFO [stderr] warning: unused import: `std::thread`
Dec 04 22:03:16.602 INFO [stderr]   --> src/main.rs:10:5
Dec 04 22:03:16.603 INFO [stderr]    |
Dec 04 22:03:16.603 INFO [stderr] 10 | use std::thread;
Dec 04 22:03:16.603 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 22:03:16.615 INFO [stderr]    |
Dec 04 22:03:16.615 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 22:03:16.615 INFO [stderr] 
Dec 04 22:03:16.616 INFO [stderr] warning: unused import: `Arg`
Dec 04 22:03:16.616 INFO [stderr]   --> src/main.rs:16:17
Dec 04 22:03:16.616 INFO [stderr]    |
Dec 04 22:03:16.616 INFO [stderr] 16 | use clap::{App, Arg, SubCommand};
Dec 04 22:03:16.616 INFO [stderr]    |                 ^^^
Dec 04 22:03:16.617 INFO [stderr] 
Dec 04 22:03:16.825 INFO [stderr] warning: unused variable: `text`
Dec 04 22:03:16.825 INFO [stderr]   --> src/main.rs:54:24
Dec 04 22:03:16.825 INFO [stderr]    |
Dec 04 22:03:16.825 INFO [stderr] 54 | fn edit_text_in_editor(text: &String) -> Option<String> {
Dec 04 22:03:16.825 INFO [stderr]    |                        ^^^^ help: consider using `_text` instead
Dec 04 22:03:16.825 INFO [stderr]    |
Dec 04 22:03:16.825 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 22:03:16.825 INFO [stderr] 
Dec 04 22:03:16.891 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:03:16.891 INFO [stderr]   --> src/main.rs:58:5
Dec 04 22:03:16.891 INFO [stderr]    |
Dec 04 22:03:16.891 INFO [stderr] 58 |     write!(tmpfile, "{}", "before");
Dec 04 22:03:16.891 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:03:16.907 INFO [stderr]    |
Dec 04 22:03:16.907 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 22:03:16.908 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:03:16.908 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 22:03:16.908 INFO [stderr] 
Dec 04 22:03:16.909 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:03:16.909 INFO [stderr]   --> src/main.rs:67:9
Dec 04 22:03:16.909 INFO [stderr]    |
Dec 04 22:03:16.909 INFO [stderr] 67 |         file.read_to_string(&mut contents);
Dec 04 22:03:16.910 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:03:16.910 INFO [stderr]    |
Dec 04 22:03:16.910 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:03:16.910 INFO [stderr] 
Dec 04 22:03:17.086 INFO [stderr] warning: unused import: `std::thread`
Dec 04 22:03:17.086 INFO [stderr]   --> src/main.rs:10:5
Dec 04 22:03:17.086 INFO [stderr]    |
Dec 04 22:03:17.086 INFO [stderr] 10 | use std::thread;
Dec 04 22:03:17.086 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 22:03:17.086 INFO [stderr]    |
Dec 04 22:03:17.086 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 22:03:17.086 INFO [stderr] 
Dec 04 22:03:17.086 INFO [stderr] warning: unused import: `Arg`
Dec 04 22:03:17.086 INFO [stderr]   --> src/main.rs:16:17
Dec 04 22:03:17.086 INFO [stderr]    |
Dec 04 22:03:17.086 INFO [stderr] 16 | use clap::{App, Arg, SubCommand};
Dec 04 22:03:17.086 INFO [stderr]    |                 ^^^
Dec 04 22:03:17.086 INFO [stderr] 
Dec 04 22:03:17.186 INFO [stderr] warning: unused variable: `text`
Dec 04 22:03:17.186 INFO [stderr]   --> src/main.rs:54:24
Dec 04 22:03:17.186 INFO [stderr]    |
Dec 04 22:03:17.186 INFO [stderr] 54 | fn edit_text_in_editor(text: &String) -> Option<String> {
Dec 04 22:03:17.186 INFO [stderr]    |                        ^^^^ help: consider using `_text` instead
Dec 04 22:03:17.186 INFO [stderr]    |
Dec 04 22:03:17.186 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 22:03:17.186 INFO [stderr] 
Dec 04 22:03:17.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:03:17.216 INFO [stderr]   --> src/main.rs:58:5
Dec 04 22:03:17.216 INFO [stderr]    |
Dec 04 22:03:17.216 INFO [stderr] 58 |     write!(tmpfile, "{}", "before");
Dec 04 22:03:17.216 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:03:17.216 INFO [stderr]    |
Dec 04 22:03:17.216 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 22:03:17.216 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:03:17.216 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 22:03:17.216 INFO [stderr] 
Dec 04 22:03:17.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:03:17.216 INFO [stderr]   --> src/main.rs:67:9
Dec 04 22:03:17.216 INFO [stderr]    |
Dec 04 22:03:17.216 INFO [stderr] 67 |         file.read_to_string(&mut contents);
Dec 04 22:03:17.216 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:03:17.216 INFO [stderr]    |
Dec 04 22:03:17.216 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:03:17.217 INFO [stderr] 
Dec 04 22:03:17.236 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.57s
Dec 04 22:03:17.249 INFO [stderr] su: No module specific data is present
Dec 04 22:03:18.536 INFO running `"docker" "inspect" "75cb61c341ec41c72502112b1eed219d0bb5416f07ffd62757bc3aedcd4dca7d"`
Dec 04 22:03:18.845 INFO running `"docker" "rm" "-f" "75cb61c341ec41c72502112b1eed219d0bb5416f07ffd62757bc3aedcd4dca7d"`
Dec 04 22:03:19.191 INFO [stdout] 75cb61c341ec41c72502112b1eed219d0bb5416f07ffd62757bc3aedcd4dca7d