Dec 04 17:07:51.804 INFO checking iseurie/dwmstatus against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 17:07:51.804 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 17:07:52.357 INFO [stdout] 375e90466027bb62fd9dffa0af1ecff915918cd12a2f4f98dfb3bd2b18e458b1
Dec 04 17:07:52.359 INFO running `"docker" "start" "-a" "375e90466027bb62fd9dffa0af1ecff915918cd12a2f4f98dfb3bd2b18e458b1"`
Dec 04 17:07:54.135 INFO [stderr] usermod: no changes
Dec 04 17:07:54.276 INFO [stderr]    Compiling x11 v2.15.0
Dec 04 17:07:54.279 INFO [stderr]     Checking x11-dl v2.15.0
Dec 04 17:07:59.995 INFO [stderr]     Checking dwmstatus v0.1.0 (/source)
Dec 04 17:08:00.483 INFO [stderr] warning: unused import: `Path`
Dec 04 17:08:00.483 INFO [stderr]  --> src/stat/power.rs:1:19
Dec 04 17:08:00.483 INFO [stderr]   |
Dec 04 17:08:00.483 INFO [stderr] 1 | use ::std::path::{Path, PathBuf};
Dec 04 17:08:00.483 INFO [stderr]   |                   ^^^^
Dec 04 17:08:00.483 INFO [stderr]   |
Dec 04 17:08:00.483 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:08:00.483 INFO [stderr] 
Dec 04 17:08:00.483 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Dec 04 17:08:00.483 INFO [stderr]  --> src/write/cli.rs:2:5
Dec 04 17:08:00.483 INFO [stderr]   |
Dec 04 17:08:00.483 INFO [stderr] 2 | use ::std::io::prelude::*;
Dec 04 17:08:00.483 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.483 INFO [stderr] 
Dec 04 17:08:00.652 INFO [stderr] warning: variable does not need to be mutable
Dec 04 17:08:00.652 INFO [stderr]   --> src/stat/power.rs:31:13
Dec 04 17:08:00.652 INFO [stderr]    |
Dec 04 17:08:00.652 INFO [stderr] 31 |         let mut ret = String::from("PW [") + &status[0..1];
Dec 04 17:08:00.652 INFO [stderr]    |             ----^^^
Dec 04 17:08:00.652 INFO [stderr]    |             |
Dec 04 17:08:00.652 INFO [stderr]    |             help: remove this `mut`
Dec 04 17:08:00.652 INFO [stderr]    |
Dec 04 17:08:00.653 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 17:08:00.653 INFO [stderr] 
Dec 04 17:08:00.656 INFO [stderr] warning: method is never used: `with_dpy`
Dec 04 17:08:00.656 INFO [stderr]   --> src/write/x11.rs:19:5
Dec 04 17:08:00.656 INFO [stderr]    |
Dec 04 17:08:00.656 INFO [stderr] 19 |     pub fn with_dpy(name: &str) -> Option<Result<Self, NulError>> {
Dec 04 17:08:00.656 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.656 INFO [stderr]    |
Dec 04 17:08:00.671 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:08:00.671 INFO [stderr] 
Dec 04 17:08:00.707 INFO [stderr] warning: unused import: `Path`
Dec 04 17:08:00.707 INFO [stderr]  --> src/stat/power.rs:1:19
Dec 04 17:08:00.707 INFO [stderr]   |
Dec 04 17:08:00.707 INFO [stderr] 1 | use ::std::path::{Path, PathBuf};
Dec 04 17:08:00.707 INFO [stderr]   |                   ^^^^
Dec 04 17:08:00.707 INFO [stderr]   |
Dec 04 17:08:00.707 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:08:00.707 INFO [stderr] 
Dec 04 17:08:00.707 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Dec 04 17:08:00.707 INFO [stderr]  --> src/write/cli.rs:2:5
Dec 04 17:08:00.707 INFO [stderr]   |
Dec 04 17:08:00.707 INFO [stderr] 2 | use ::std::io::prelude::*;
Dec 04 17:08:00.707 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.707 INFO [stderr] 
Dec 04 17:08:00.707 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:08:00.707 INFO [stderr]   --> src/write/cli.rs:18:9
Dec 04 17:08:00.707 INFO [stderr]    |
Dec 04 17:08:00.707 INFO [stderr] 18 |         self.writer.write(&[b'\r']);
Dec 04 17:08:00.707 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.707 INFO [stderr]    |
Dec 04 17:08:00.707 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 17:08:00.707 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:08:00.707 INFO [stderr] 
Dec 04 17:08:00.708 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:08:00.708 INFO [stderr]   --> src/write/cli.rs:19:9
Dec 04 17:08:00.708 INFO [stderr]    |
Dec 04 17:08:00.708 INFO [stderr] 19 |         self.writer.write(status.as_bytes());
Dec 04 17:08:00.708 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.708 INFO [stderr]    |
Dec 04 17:08:00.708 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:08:00.708 INFO [stderr] 
Dec 04 17:08:00.893 INFO [stderr] warning: variable does not need to be mutable
Dec 04 17:08:00.893 INFO [stderr]   --> src/stat/power.rs:31:13
Dec 04 17:08:00.893 INFO [stderr]    |
Dec 04 17:08:00.893 INFO [stderr] 31 |         let mut ret = String::from("PW [") + &status[0..1];
Dec 04 17:08:00.893 INFO [stderr]    |             ----^^^
Dec 04 17:08:00.893 INFO [stderr]    |             |
Dec 04 17:08:00.893 INFO [stderr]    |             help: remove this `mut`
Dec 04 17:08:00.893 INFO [stderr]    |
Dec 04 17:08:00.893 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 17:08:00.893 INFO [stderr] 
Dec 04 17:08:00.897 INFO [stderr] warning: method is never used: `with_dpy`
Dec 04 17:08:00.897 INFO [stderr]   --> src/write/x11.rs:19:5
Dec 04 17:08:00.897 INFO [stderr]    |
Dec 04 17:08:00.897 INFO [stderr] 19 |     pub fn with_dpy(name: &str) -> Option<Result<Self, NulError>> {
Dec 04 17:08:00.897 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.897 INFO [stderr]    |
Dec 04 17:08:00.897 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:08:00.897 INFO [stderr] 
Dec 04 17:08:00.928 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:08:00.928 INFO [stderr]   --> src/write/cli.rs:18:9
Dec 04 17:08:00.929 INFO [stderr]    |
Dec 04 17:08:00.929 INFO [stderr] 18 |         self.writer.write(&[b'\r']);
Dec 04 17:08:00.929 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.929 INFO [stderr]    |
Dec 04 17:08:00.929 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 17:08:00.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:08:00.929 INFO [stderr] 
Dec 04 17:08:00.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 17:08:00.930 INFO [stderr]   --> src/write/cli.rs:19:9
Dec 04 17:08:00.930 INFO [stderr]    |
Dec 04 17:08:00.930 INFO [stderr] 19 |         self.writer.write(status.as_bytes());
Dec 04 17:08:00.930 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:08:00.931 INFO [stderr]    |
Dec 04 17:08:00.931 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 17:08:00.931 INFO [stderr] 
Dec 04 17:08:00.972 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
Dec 04 17:08:00.976 INFO [stderr] su: No module specific data is present
Dec 04 17:08:01.863 INFO running `"docker" "inspect" "375e90466027bb62fd9dffa0af1ecff915918cd12a2f4f98dfb3bd2b18e458b1"`
Dec 04 17:08:02.239 INFO running `"docker" "rm" "-f" "375e90466027bb62fd9dffa0af1ecff915918cd12a2f4f98dfb3bd2b18e458b1"`
Dec 04 17:08:02.691 INFO [stdout] 375e90466027bb62fd9dffa0af1ecff915918cd12a2f4f98dfb3bd2b18e458b1