Dec 12 01:59:21.852 INFO checking Kerollmops/cargo-distant against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 01:59:21.852 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12 01:59:22.304 INFO [stdout] 4cc18f807a018edd2ca24445f265a1425b8e91b240825227a35870dd0b45ac16
Dec 12 01:59:22.305 INFO running `"docker" "start" "-a" "4cc18f807a018edd2ca24445f265a1425b8e91b240825227a35870dd0b45ac16"`
Dec 12 01:59:22.906 INFO [stderr] usermod: no changes
Dec 12 01:59:22.992 INFO [stderr]     Checking welder v0.3.0
Dec 12 01:59:22.992 INFO [stderr]    Compiling syn v0.12.12
Dec 12 01:59:29.794 INFO [stderr]    Compiling structopt-derive v0.2.0
Dec 12 01:59:32.256 INFO [stderr]     Checking structopt v0.2.0
Dec 12 01:59:33.145 INFO [stderr]     Checking cargo-distant v0.1.0 (/source)
Dec 12 01:59:35.124 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 01:59:35.124 INFO [stderr]  --> src/main.rs:1:1
Dec 12 01:59:35.124 INFO [stderr]   |
Dec 12 01:59:35.124 INFO [stderr] 1 | #[macro_use] extern crate structopt;
Dec 12 01:59:35.124 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 01:59:35.124 INFO [stderr]   |
Dec 12 01:59:35.124 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 01:59:35.124 INFO [stderr] 
Dec 12 01:59:35.320 INFO [stderr] warning: unused variable: `err`
Dec 12 01:59:35.320 INFO [stderr]    --> src/main.rs:160:21
Dec 12 01:59:35.320 INFO [stderr]     |
Dec 12 01:59:35.320 INFO [stderr] 160 |                 Err(err) => panic!("Whoops no hostname found"),
Dec 12 01:59:35.320 INFO [stderr]     |                     ^^^ help: consider using `_err` instead
Dec 12 01:59:35.320 INFO [stderr]     |
Dec 12 01:59:35.320 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 01:59:35.320 INFO [stderr] 
Dec 12 01:59:35.320 INFO [stderr] warning: unused variable: `err`
Dec 12 01:59:35.320 INFO [stderr]   --> src/main.rs:72:17
Dec 12 01:59:35.320 INFO [stderr]    |
Dec 12 01:59:35.320 INFO [stderr] 72 |             Err(err) => format!("$HOME/.cargo/bin/rustup run {} cargo", self.toolchain).into(),
Dec 12 01:59:35.320 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 12 01:59:35.320 INFO [stderr] 
Dec 12 01:59:35.350 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 01:59:35.350 INFO [stderr]    --> src/main.rs:201:9
Dec 12 01:59:35.350 INFO [stderr]     |
Dec 12 01:59:35.350 INFO [stderr] 201 |         matches.execute(pwd, build_args);
Dec 12 01:59:35.350 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:59:35.350 INFO [stderr]     |
Dec 12 01:59:35.350 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 01:59:35.350 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 01:59:35.350 INFO [stderr] 
Dec 12 01:59:35.464 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 01:59:35.464 INFO [stderr]  --> src/main.rs:1:1
Dec 12 01:59:35.464 INFO [stderr]   |
Dec 12 01:59:35.464 INFO [stderr] 1 | #[macro_use] extern crate structopt;
Dec 12 01:59:35.464 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 01:59:35.464 INFO [stderr]   |
Dec 12 01:59:35.464 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 01:59:35.464 INFO [stderr] 
Dec 12 01:59:35.580 INFO [stderr] warning: unused variable: `err`
Dec 12 01:59:35.580 INFO [stderr]    --> src/main.rs:160:21
Dec 12 01:59:35.580 INFO [stderr]     |
Dec 12 01:59:35.580 INFO [stderr] 160 |                 Err(err) => panic!("Whoops no hostname found"),
Dec 12 01:59:35.580 INFO [stderr]     |                     ^^^ help: consider using `_err` instead
Dec 12 01:59:35.580 INFO [stderr]     |
Dec 12 01:59:35.580 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 01:59:35.580 INFO [stderr] 
Dec 12 01:59:35.580 INFO [stderr] warning: unused variable: `err`
Dec 12 01:59:35.580 INFO [stderr]   --> src/main.rs:72:17
Dec 12 01:59:35.580 INFO [stderr]    |
Dec 12 01:59:35.580 INFO [stderr] 72 |             Err(err) => format!("$HOME/.cargo/bin/rustup run {} cargo", self.toolchain).into(),
Dec 12 01:59:35.580 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 12 01:59:35.580 INFO [stderr] 
Dec 12 01:59:35.607 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 01:59:35.607 INFO [stderr]    --> src/main.rs:201:9
Dec 12 01:59:35.607 INFO [stderr]     |
Dec 12 01:59:35.607 INFO [stderr] 201 |         matches.execute(pwd, build_args);
Dec 12 01:59:35.607 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:59:35.607 INFO [stderr]     |
Dec 12 01:59:35.607 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 01:59:35.607 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 01:59:35.607 INFO [stderr] 
Dec 12 01:59:35.660 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.73s
Dec 12 01:59:35.664 INFO [stderr] su: No module specific data is present
Dec 12 01:59:36.171 INFO running `"docker" "inspect" "4cc18f807a018edd2ca24445f265a1425b8e91b240825227a35870dd0b45ac16"`
Dec 12 01:59:36.282 INFO running `"docker" "rm" "-f" "4cc18f807a018edd2ca24445f265a1425b8e91b240825227a35870dd0b45ac16"`
Dec 12 01:59:36.402 INFO [stdout] 4cc18f807a018edd2ca24445f265a1425b8e91b240825227a35870dd0b45ac16