Dec 11 22:02:17.505 INFO checking balta2ar/brotab against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:02:17.505 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 22:02:17.672 INFO [stdout] b583c1594748c3b95110dfb25e18b054020f1c8dd94591c4441e32db7e93c415
Dec 11 22:02:17.674 INFO running `"docker" "start" "-a" "b583c1594748c3b95110dfb25e18b054020f1c8dd94591c4441e32db7e93c415"`
Dec 11 22:02:18.396 INFO [stderr] usermod: no changes
Dec 11 22:02:18.749 INFO [stderr]     Checking uuid v0.6.5
Dec 11 22:02:18.752 INFO [stderr]     Checking want v0.0.4
Dec 11 22:02:18.756 INFO [stderr]     Checking serde_urlencoded v0.5.2
Dec 11 22:02:18.759 INFO [stderr]     Checking tokio-core v0.1.17
Dec 11 22:02:18.761 INFO [stderr]     Checking mime_guess v2.0.0-alpha.6
Dec 11 22:02:23.416 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 11 22:02:23.416 INFO [stderr]     Checking hyper v0.11.27
Dec 11 22:02:30.501 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 11 22:02:32.965 INFO [stderr]     Checking reqwest v0.8.7
Dec 11 22:02:36.879 INFO [stderr]     Checking brotab v0.1.0 (/source)
Dec 11 22:02:42.906 INFO [stderr] warning: unused import: `std::thread`
Dec 11 22:02:42.906 INFO [stderr]   --> src/main.rs:10:5
Dec 11 22:02:42.907 INFO [stderr]    |
Dec 11 22:02:42.907 INFO [stderr] 10 | use std::thread;
Dec 11 22:02:42.907 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 22:02:42.908 INFO [stderr]    |
Dec 11 22:02:42.908 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 22:02:42.908 INFO [stderr] 
Dec 11 22:02:42.908 INFO [stderr] warning: unused import: `Arg`
Dec 11 22:02:42.909 INFO [stderr]   --> src/main.rs:16:17
Dec 11 22:02:42.909 INFO [stderr]    |
Dec 11 22:02:42.909 INFO [stderr] 16 | use clap::{App, Arg, SubCommand};
Dec 11 22:02:42.910 INFO [stderr]    |                 ^^^
Dec 11 22:02:42.910 INFO [stderr] 
Dec 11 22:02:43.093 INFO [stderr] warning: unused variable: `text`
Dec 11 22:02:43.094 INFO [stderr]   --> src/main.rs:54:24
Dec 11 22:02:43.094 INFO [stderr]    |
Dec 11 22:02:43.094 INFO [stderr] 54 | fn edit_text_in_editor(text: &String) -> Option<String> {
Dec 11 22:02:43.095 INFO [stderr]    |                        ^^^^ help: consider using `_text` instead
Dec 11 22:02:43.095 INFO [stderr]    |
Dec 11 22:02:43.095 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 22:02:43.095 INFO [stderr] 
Dec 11 22:02:43.127 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:02:43.127 INFO [stderr]   --> src/main.rs:58:5
Dec 11 22:02:43.128 INFO [stderr]    |
Dec 11 22:02:43.128 INFO [stderr] 58 |     write!(tmpfile, "{}", "before");
Dec 11 22:02:43.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:02:43.128 INFO [stderr]    |
Dec 11 22:02:43.129 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:02:43.129 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:02:43.129 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 11 22:02:43.129 INFO [stderr] 
Dec 11 22:02:43.129 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:02:43.130 INFO [stderr]   --> src/main.rs:67:9
Dec 11 22:02:43.130 INFO [stderr]    |
Dec 11 22:02:43.130 INFO [stderr] 67 |         file.read_to_string(&mut contents);
Dec 11 22:02:43.130 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:02:43.131 INFO [stderr]    |
Dec 11 22:02:43.131 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:02:43.131 INFO [stderr] 
Dec 11 22:02:43.257 INFO [stderr] warning: unused import: `std::thread`
Dec 11 22:02:43.257 INFO [stderr]   --> src/main.rs:10:5
Dec 11 22:02:43.257 INFO [stderr]    |
Dec 11 22:02:43.258 INFO [stderr] 10 | use std::thread;
Dec 11 22:02:43.258 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 22:02:43.258 INFO [stderr]    |
Dec 11 22:02:43.258 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 22:02:43.258 INFO [stderr] 
Dec 11 22:02:43.259 INFO [stderr] warning: unused import: `Arg`
Dec 11 22:02:43.259 INFO [stderr]   --> src/main.rs:16:17
Dec 11 22:02:43.259 INFO [stderr]    |
Dec 11 22:02:43.259 INFO [stderr] 16 | use clap::{App, Arg, SubCommand};
Dec 11 22:02:43.260 INFO [stderr]    |                 ^^^
Dec 11 22:02:43.260 INFO [stderr] 
Dec 11 22:02:43.357 INFO [stderr] warning: unused variable: `text`
Dec 11 22:02:43.357 INFO [stderr]   --> src/main.rs:54:24
Dec 11 22:02:43.357 INFO [stderr]    |
Dec 11 22:02:43.357 INFO [stderr] 54 | fn edit_text_in_editor(text: &String) -> Option<String> {
Dec 11 22:02:43.357 INFO [stderr]    |                        ^^^^ help: consider using `_text` instead
Dec 11 22:02:43.357 INFO [stderr]    |
Dec 11 22:02:43.357 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 22:02:43.357 INFO [stderr] 
Dec 11 22:02:43.388 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:02:43.388 INFO [stderr]   --> src/main.rs:58:5
Dec 11 22:02:43.388 INFO [stderr]    |
Dec 11 22:02:43.388 INFO [stderr] 58 |     write!(tmpfile, "{}", "before");
Dec 11 22:02:43.388 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:02:43.388 INFO [stderr]    |
Dec 11 22:02:43.388 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:02:43.388 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:02:43.388 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 11 22:02:43.388 INFO [stderr] 
Dec 11 22:02:43.388 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:02:43.388 INFO [stderr]   --> src/main.rs:67:9
Dec 11 22:02:43.388 INFO [stderr]    |
Dec 11 22:02:43.388 INFO [stderr] 67 |         file.read_to_string(&mut contents);
Dec 11 22:02:43.388 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:02:43.389 INFO [stderr]    |
Dec 11 22:02:43.389 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:02:43.389 INFO [stderr] 
Dec 11 22:02:43.415 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.98s
Dec 11 22:02:43.434 INFO [stderr] su: No module specific data is present
Dec 11 22:02:44.724 INFO running `"docker" "inspect" "b583c1594748c3b95110dfb25e18b054020f1c8dd94591c4441e32db7e93c415"`
Dec 11 22:02:45.058 INFO running `"docker" "rm" "-f" "b583c1594748c3b95110dfb25e18b054020f1c8dd94591c4441e32db7e93c415"`
Dec 11 22:02:45.232 INFO [stdout] b583c1594748c3b95110dfb25e18b054020f1c8dd94591c4441e32db7e93c415