Dec 05 01:41:30.763 INFO checking Kerollmops/cargo-distant against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 01:41:30.763 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 05 01:41:31.092 INFO [stdout] 9ce27520ac17c24fdc6f850436dadf178abd8cf3f0af9b9662297c1467c096ce
Dec 05 01:41:31.094 INFO running `"docker" "start" "-a" "9ce27520ac17c24fdc6f850436dadf178abd8cf3f0af9b9662297c1467c096ce"`
Dec 05 01:41:32.095 INFO [stderr] usermod: no changes
Dec 05 01:41:32.279 INFO [stderr]     Checking welder v0.3.0
Dec 05 01:41:32.280 INFO [stderr]    Compiling syn v0.12.12
Dec 05 01:41:38.707 INFO [stderr]    Compiling structopt-derive v0.2.0
Dec 05 01:41:41.483 INFO [stderr]     Checking structopt v0.2.0
Dec 05 01:41:42.310 INFO [stderr]     Checking cargo-distant v0.1.0 (/source)
Dec 05 01:41:43.547 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 01:41:43.547 INFO [stderr]  --> src/main.rs:1:1
Dec 05 01:41:43.547 INFO [stderr]   |
Dec 05 01:41:43.547 INFO [stderr] 1 | #[macro_use] extern crate structopt;
Dec 05 01:41:43.547 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 01:41:43.547 INFO [stderr]   |
Dec 05 01:41:43.547 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 01:41:43.547 INFO [stderr] 
Dec 05 01:41:43.635 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 01:41:43.635 INFO [stderr]  --> src/main.rs:1:1
Dec 05 01:41:43.635 INFO [stderr]   |
Dec 05 01:41:43.635 INFO [stderr] 1 | #[macro_use] extern crate structopt;
Dec 05 01:41:43.635 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 01:41:43.635 INFO [stderr]   |
Dec 05 01:41:43.635 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 01:41:43.635 INFO [stderr] 
Dec 05 01:41:43.637 INFO [stderr] warning: unused variable: `err`
Dec 05 01:41:43.637 INFO [stderr]    --> src/main.rs:160:21
Dec 05 01:41:43.637 INFO [stderr]     |
Dec 05 01:41:43.637 INFO [stderr] 160 |                 Err(err) => panic!("Whoops no hostname found"),
Dec 05 01:41:43.638 INFO [stderr]     |                     ^^^ help: consider using `_err` instead
Dec 05 01:41:43.638 INFO [stderr]     |
Dec 05 01:41:43.638 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 01:41:43.638 INFO [stderr] 
Dec 05 01:41:43.639 INFO [stderr] warning: unused variable: `err`
Dec 05 01:41:43.639 INFO [stderr]   --> src/main.rs:72:17
Dec 05 01:41:43.647 INFO [stderr]    |
Dec 05 01:41:43.647 INFO [stderr] 72 |             Err(err) => format!("$HOME/.cargo/bin/rustup run {} cargo", self.toolchain).into(),
Dec 05 01:41:43.647 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 05 01:41:43.647 INFO [stderr] 
Dec 05 01:41:43.673 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:41:43.674 INFO [stderr]    --> src/main.rs:201:9
Dec 05 01:41:43.674 INFO [stderr]     |
Dec 05 01:41:43.674 INFO [stderr] 201 |         matches.execute(pwd, build_args);
Dec 05 01:41:43.674 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:41:43.674 INFO [stderr]     |
Dec 05 01:41:43.674 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 01:41:43.674 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:41:43.675 INFO [stderr] 
Dec 05 01:41:43.724 INFO [stderr] warning: unused variable: `err`
Dec 05 01:41:43.724 INFO [stderr]    --> src/main.rs:160:21
Dec 05 01:41:43.724 INFO [stderr]     |
Dec 05 01:41:43.724 INFO [stderr] 160 |                 Err(err) => panic!("Whoops no hostname found"),
Dec 05 01:41:43.724 INFO [stderr]     |                     ^^^ help: consider using `_err` instead
Dec 05 01:41:43.724 INFO [stderr]     |
Dec 05 01:41:43.724 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 01:41:43.724 INFO [stderr] 
Dec 05 01:41:43.724 INFO [stderr] warning: unused variable: `err`
Dec 05 01:41:43.724 INFO [stderr]   --> src/main.rs:72:17
Dec 05 01:41:43.724 INFO [stderr]    |
Dec 05 01:41:43.724 INFO [stderr] 72 |             Err(err) => format!("$HOME/.cargo/bin/rustup run {} cargo", self.toolchain).into(),
Dec 05 01:41:43.724 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 05 01:41:43.724 INFO [stderr] 
Dec 05 01:41:43.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:41:43.759 INFO [stderr]    --> src/main.rs:201:9
Dec 05 01:41:43.759 INFO [stderr]     |
Dec 05 01:41:43.759 INFO [stderr] 201 |         matches.execute(pwd, build_args);
Dec 05 01:41:43.759 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:41:43.759 INFO [stderr]     |
Dec 05 01:41:43.759 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 01:41:43.759 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:41:43.759 INFO [stderr] 
Dec 05 01:41:43.780 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.66s
Dec 05 01:41:43.791 INFO [stderr] su: No module specific data is present
Dec 05 01:41:44.216 INFO running `"docker" "inspect" "9ce27520ac17c24fdc6f850436dadf178abd8cf3f0af9b9662297c1467c096ce"`
Dec 05 01:41:44.356 INFO running `"docker" "rm" "-f" "9ce27520ac17c24fdc6f850436dadf178abd8cf3f0af9b9662297c1467c096ce"`
Dec 05 01:41:44.474 INFO [stdout] 9ce27520ac17c24fdc6f850436dadf178abd8cf3f0af9b9662297c1467c096ce