Dec 04 17:07:51.716 INFO checking iseurie/dwmstatus against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 17:07:51.716 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 17:07:52.403 INFO [stdout] 89b51532d1df36486320bb34dd246ca407910a9d29a189435ede0638e2f084d0
Dec 04 17:07:52.407 INFO running `"docker" "start" "-a" "89b51532d1df36486320bb34dd246ca407910a9d29a189435ede0638e2f084d0"`
Dec 04 17:07:54.019 INFO [stderr] usermod: no changes
Dec 04 17:07:54.145 INFO [stderr]    Compiling x11 v2.15.0
Dec 04 17:07:57.747 INFO [stderr]     Checking dwmstatus v0.1.0 (/source)
Dec 04 17:07:58.351 INFO [stderr] warning: unused import: `Path`
Dec 04 17:07:58.351 INFO [stderr]  --> src/stat/power.rs:1:19
Dec 04 17:07:58.351 INFO [stderr]   |
Dec 04 17:07:58.351 INFO [stderr] 1 | use ::std::path::{Path, PathBuf};
Dec 04 17:07:58.351 INFO [stderr]   |                   ^^^^
Dec 04 17:07:58.351 INFO [stderr]   |
Dec 04 17:07:58.351 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:07:58.351 INFO [stderr] 
Dec 04 17:07:58.351 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Dec 04 17:07:58.351 INFO [stderr]  --> src/write/cli.rs:2:5
Dec 04 17:07:58.351 INFO [stderr]   |
Dec 04 17:07:58.351 INFO [stderr] 2 | use ::std::io::prelude::*;
Dec 04 17:07:58.351 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.351 INFO [stderr] 
Dec 04 17:07:58.523 INFO [stderr] warning: unused import: `Path`
Dec 04 17:07:58.523 INFO [stderr]  --> src/stat/power.rs:1:19
Dec 04 17:07:58.523 INFO [stderr]   |
Dec 04 17:07:58.523 INFO [stderr] 1 | use ::std::path::{Path, PathBuf};
Dec 04 17:07:58.523 INFO [stderr]   |                   ^^^^
Dec 04 17:07:58.523 INFO [stderr]   |
Dec 04 17:07:58.523 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:07:58.523 INFO [stderr] 
Dec 04 17:07:58.523 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Dec 04 17:07:58.523 INFO [stderr]  --> src/write/cli.rs:2:5
Dec 04 17:07:58.523 INFO [stderr]   |
Dec 04 17:07:58.523 INFO [stderr] 2 | use ::std::io::prelude::*;
Dec 04 17:07:58.523 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.523 INFO [stderr] 
Dec 04 17:07:58.587 INFO [stderr] warning: variable does not need to be mutable
Dec 04 17:07:58.587 INFO [stderr]   --> src/stat/power.rs:31:13
Dec 04 17:07:58.587 INFO [stderr]    |
Dec 04 17:07:58.587 INFO [stderr] 31 |         let mut ret = String::from("PW [") + &status[0..1];
Dec 04 17:07:58.587 INFO [stderr]    |             ----^^^
Dec 04 17:07:58.587 INFO [stderr]    |             |
Dec 04 17:07:58.587 INFO [stderr]    |             help: remove this `mut`
Dec 04 17:07:58.587 INFO [stderr]    |
Dec 04 17:07:58.587 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 17:07:58.587 INFO [stderr] 
Dec 04 17:07:58.599 INFO [stderr] warning: method is never used: `with_dpy`
Dec 04 17:07:58.599 INFO [stderr]   --> src/write/x11.rs:19:5
Dec 04 17:07:58.599 INFO [stderr]    |
Dec 04 17:07:58.599 INFO [stderr] 19 |     pub fn with_dpy(name: &str) -> Option<Result<Self, NulError>> {
Dec 04 17:07:58.599 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.599 INFO [stderr]    |
Dec 04 17:07:58.599 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:07:58.599 INFO [stderr] 
Dec 04 17:07:58.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:07:58.651 INFO [stderr]   --> src/write/cli.rs:18:9
Dec 04 17:07:58.651 INFO [stderr]    |
Dec 04 17:07:58.651 INFO [stderr] 18 |         self.writer.write(&[b'\r']);
Dec 04 17:07:58.651 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.651 INFO [stderr]    |
Dec 04 17:07:58.651 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 17:07:58.651 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:07:58.651 INFO [stderr] 
Dec 04 17:07:58.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:07:58.651 INFO [stderr]   --> src/write/cli.rs:19:9
Dec 04 17:07:58.651 INFO [stderr]    |
Dec 04 17:07:58.651 INFO [stderr] 19 |         self.writer.write(status.as_bytes());
Dec 04 17:07:58.651 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.651 INFO [stderr]    |
Dec 04 17:07:58.651 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:07:58.651 INFO [stderr] 
Dec 04 17:07:58.825 INFO [stderr] warning: variable does not need to be mutable
Dec 04 17:07:58.825 INFO [stderr]   --> src/stat/power.rs:31:13
Dec 04 17:07:58.825 INFO [stderr]    |
Dec 04 17:07:58.825 INFO [stderr] 31 |         let mut ret = String::from("PW [") + &status[0..1];
Dec 04 17:07:58.825 INFO [stderr]    |             ----^^^
Dec 04 17:07:58.825 INFO [stderr]    |             |
Dec 04 17:07:58.825 INFO [stderr]    |             help: remove this `mut`
Dec 04 17:07:58.825 INFO [stderr]    |
Dec 04 17:07:58.825 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 17:07:58.825 INFO [stderr] 
Dec 04 17:07:58.853 INFO [stderr] warning: method is never used: `with_dpy`
Dec 04 17:07:58.853 INFO [stderr]   --> src/write/x11.rs:19:5
Dec 04 17:07:58.853 INFO [stderr]    |
Dec 04 17:07:58.853 INFO [stderr] 19 |     pub fn with_dpy(name: &str) -> Option<Result<Self, NulError>> {
Dec 04 17:07:58.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.853 INFO [stderr]    |
Dec 04 17:07:58.853 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:07:58.853 INFO [stderr] 
Dec 04 17:07:58.889 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:07:58.889 INFO [stderr]   --> src/write/cli.rs:18:9
Dec 04 17:07:58.889 INFO [stderr]    |
Dec 04 17:07:58.889 INFO [stderr] 18 |         self.writer.write(&[b'\r']);
Dec 04 17:07:58.889 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.889 INFO [stderr]    |
Dec 04 17:07:58.889 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 17:07:58.889 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:07:58.889 INFO [stderr] 
Dec 04 17:07:58.889 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:07:58.889 INFO [stderr]   --> src/write/cli.rs:19:9
Dec 04 17:07:58.889 INFO [stderr]    |
Dec 04 17:07:58.889 INFO [stderr] 19 |         self.writer.write(status.as_bytes());
Dec 04 17:07:58.889 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:07:58.889 INFO [stderr]    |
Dec 04 17:07:58.889 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:07:58.889 INFO [stderr] 
Dec 04 17:07:58.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
Dec 04 17:07:58.939 INFO [stderr] su: No module specific data is present
Dec 04 17:08:00.540 INFO running `"docker" "inspect" "89b51532d1df36486320bb34dd246ca407910a9d29a189435ede0638e2f084d0"`
Dec 04 17:08:00.943 INFO running `"docker" "rm" "-f" "89b51532d1df36486320bb34dd246ca407910a9d29a189435ede0638e2f084d0"`
Dec 04 17:08:01.367 INFO [stdout] 89b51532d1df36486320bb34dd246ca407910a9d29a189435ede0638e2f084d0