Dec 11 16:52:03.631 INFO checking iseurie/dwmstatus against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 16:52:03.631 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 16:52:04.246 INFO [stdout] aff7613a9536e5bf72f48a8a2a92c645347187adfab4f92004ffba340fd49085
Dec 11 16:52:04.250 INFO running `"docker" "start" "-a" "aff7613a9536e5bf72f48a8a2a92c645347187adfab4f92004ffba340fd49085"`
Dec 11 16:52:05.668 INFO [stderr] usermod: no changes
Dec 11 16:52:05.858 INFO [stderr]    Compiling error-chain v0.10.0
Dec 11 16:52:05.872 INFO [stderr]     Checking x11-dl v2.15.0
Dec 11 16:52:06.902 INFO [stderr]    Compiling metadeps v1.1.2
Dec 11 16:52:08.542 INFO [stderr]    Compiling x11 v2.15.0
Dec 11 16:52:13.616 INFO [stderr]     Checking dwmstatus v0.1.0 (/source)
Dec 11 16:52:14.081 INFO [stderr] warning: unused import: `Path`
Dec 11 16:52:14.081 INFO [stderr]  --> src/stat/power.rs:1:19
Dec 11 16:52:14.081 INFO [stderr]   |
Dec 11 16:52:14.081 INFO [stderr] 1 | use ::std::path::{Path, PathBuf};
Dec 11 16:52:14.081 INFO [stderr]   |                   ^^^^
Dec 11 16:52:14.081 INFO [stderr]   |
Dec 11 16:52:14.081 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:52:14.081 INFO [stderr] 
Dec 11 16:52:14.081 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Dec 11 16:52:14.081 INFO [stderr]  --> src/write/cli.rs:2:5
Dec 11 16:52:14.081 INFO [stderr]   |
Dec 11 16:52:14.081 INFO [stderr] 2 | use ::std::io::prelude::*;
Dec 11 16:52:14.081 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.081 INFO [stderr] 
Dec 11 16:52:14.228 INFO [stderr] warning: variable does not need to be mutable
Dec 11 16:52:14.228 INFO [stderr]   --> src/stat/power.rs:31:13
Dec 11 16:52:14.228 INFO [stderr]    |
Dec 11 16:52:14.228 INFO [stderr] 31 |         let mut ret = String::from("PW [") + &status[0..1];
Dec 11 16:52:14.228 INFO [stderr]    |             ----^^^
Dec 11 16:52:14.228 INFO [stderr]    |             |
Dec 11 16:52:14.229 INFO [stderr]    |             help: remove this `mut`
Dec 11 16:52:14.229 INFO [stderr]    |
Dec 11 16:52:14.229 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 16:52:14.229 INFO [stderr] 
Dec 11 16:52:14.236 INFO [stderr] warning: method is never used: `with_dpy`
Dec 11 16:52:14.236 INFO [stderr]   --> src/write/x11.rs:19:5
Dec 11 16:52:14.236 INFO [stderr]    |
Dec 11 16:52:14.236 INFO [stderr] 19 |     pub fn with_dpy(name: &str) -> Option<Result<Self, NulError>> {
Dec 11 16:52:14.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.236 INFO [stderr]    |
Dec 11 16:52:14.236 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 16:52:14.236 INFO [stderr] 
Dec 11 16:52:14.288 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:52:14.288 INFO [stderr]   --> src/write/cli.rs:18:9
Dec 11 16:52:14.288 INFO [stderr]    |
Dec 11 16:52:14.288 INFO [stderr] 18 |         self.writer.write(&[b'\r']);
Dec 11 16:52:14.288 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.288 INFO [stderr]    |
Dec 11 16:52:14.288 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 16:52:14.288 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:52:14.288 INFO [stderr] 
Dec 11 16:52:14.288 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:52:14.288 INFO [stderr]   --> src/write/cli.rs:19:9
Dec 11 16:52:14.288 INFO [stderr]    |
Dec 11 16:52:14.288 INFO [stderr] 19 |         self.writer.write(status.as_bytes());
Dec 11 16:52:14.288 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.288 INFO [stderr]    |
Dec 11 16:52:14.288 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:52:14.288 INFO [stderr] 
Dec 11 16:52:14.356 INFO [stderr] warning: unused import: `Path`
Dec 11 16:52:14.356 INFO [stderr]  --> src/stat/power.rs:1:19
Dec 11 16:52:14.356 INFO [stderr]   |
Dec 11 16:52:14.356 INFO [stderr] 1 | use ::std::path::{Path, PathBuf};
Dec 11 16:52:14.356 INFO [stderr]   |                   ^^^^
Dec 11 16:52:14.356 INFO [stderr]   |
Dec 11 16:52:14.356 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:52:14.356 INFO [stderr] 
Dec 11 16:52:14.356 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Dec 11 16:52:14.356 INFO [stderr]  --> src/write/cli.rs:2:5
Dec 11 16:52:14.356 INFO [stderr]   |
Dec 11 16:52:14.356 INFO [stderr] 2 | use ::std::io::prelude::*;
Dec 11 16:52:14.356 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.356 INFO [stderr] 
Dec 11 16:52:14.498 INFO [stderr] warning: variable does not need to be mutable
Dec 11 16:52:14.498 INFO [stderr]   --> src/stat/power.rs:31:13
Dec 11 16:52:14.498 INFO [stderr]    |
Dec 11 16:52:14.498 INFO [stderr] 31 |         let mut ret = String::from("PW [") + &status[0..1];
Dec 11 16:52:14.498 INFO [stderr]    |             ----^^^
Dec 11 16:52:14.498 INFO [stderr]    |             |
Dec 11 16:52:14.498 INFO [stderr]    |             help: remove this `mut`
Dec 11 16:52:14.498 INFO [stderr]    |
Dec 11 16:52:14.498 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 16:52:14.498 INFO [stderr] 
Dec 11 16:52:14.504 INFO [stderr] warning: method is never used: `with_dpy`
Dec 11 16:52:14.504 INFO [stderr]   --> src/write/x11.rs:19:5
Dec 11 16:52:14.504 INFO [stderr]    |
Dec 11 16:52:14.504 INFO [stderr] 19 |     pub fn with_dpy(name: &str) -> Option<Result<Self, NulError>> {
Dec 11 16:52:14.504 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.504 INFO [stderr]    |
Dec 11 16:52:14.504 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 16:52:14.504 INFO [stderr] 
Dec 11 16:52:14.535 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:52:14.535 INFO [stderr]   --> src/write/cli.rs:18:9
Dec 11 16:52:14.535 INFO [stderr]    |
Dec 11 16:52:14.535 INFO [stderr] 18 |         self.writer.write(&[b'\r']);
Dec 11 16:52:14.535 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.535 INFO [stderr]    |
Dec 11 16:52:14.535 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 16:52:14.535 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:52:14.535 INFO [stderr] 
Dec 11 16:52:14.535 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:52:14.535 INFO [stderr]   --> src/write/cli.rs:19:9
Dec 11 16:52:14.535 INFO [stderr]    |
Dec 11 16:52:14.535 INFO [stderr] 19 |         self.writer.write(status.as_bytes());
Dec 11 16:52:14.535 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:52:14.535 INFO [stderr]    |
Dec 11 16:52:14.535 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:52:14.536 INFO [stderr] 
Dec 11 16:52:14.561 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.86s
Dec 11 16:52:14.565 INFO [stderr] su: No module specific data is present
Dec 11 16:52:15.513 INFO running `"docker" "inspect" "aff7613a9536e5bf72f48a8a2a92c645347187adfab4f92004ffba340fd49085"`
Dec 11 16:52:15.788 INFO running `"docker" "rm" "-f" "aff7613a9536e5bf72f48a8a2a92c645347187adfab4f92004ffba340fd49085"`
Dec 11 16:52:16.008 INFO [stdout] aff7613a9536e5bf72f48a8a2a92c645347187adfab4f92004ffba340fd49085