Dec 05 11:31:10.638 INFO checking joinkit-0.2.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 11:31:10.638 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 05 11:31:10.941 INFO [stdout] 8edaa21edff56a0b523e4f281eed2033c410156901788560f8d87de78af82e33
Dec 05 11:31:10.971 INFO running `"docker" "start" "-a" "8edaa21edff56a0b523e4f281eed2033c410156901788560f8d87de78af82e33"`
Dec 05 11:31:11.428 INFO [stderr] usermod: no changes
Dec 05 11:31:11.522 INFO [stderr]     Checking joinkit v0.2.0 (/source)
Dec 05 11:31:12.635 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 11:31:12.635 INFO [stderr]   --> src/lib.rs:27:1
Dec 05 11:31:12.635 INFO [stderr]    |
Dec 05 11:31:12.635 INFO [stderr] 27 | #[macro_use]
Dec 05 11:31:12.635 INFO [stderr]    | ^^^^^^^^^^^^
Dec 05 11:31:12.635 INFO [stderr]    |
Dec 05 11:31:12.635 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 11:31:12.635 INFO [stderr] 
Dec 05 11:31:12.663 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 11:31:12.664 INFO [stderr]   --> src/lib.rs:27:1
Dec 05 11:31:12.664 INFO [stderr]    |
Dec 05 11:31:12.664 INFO [stderr] 27 | #[macro_use]
Dec 05 11:31:12.664 INFO [stderr]    | ^^^^^^^^^^^^
Dec 05 11:31:12.664 INFO [stderr]    |
Dec 05 11:31:12.664 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 11:31:12.664 INFO [stderr] 
Dec 05 11:31:12.835 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 05 11:31:12.835 INFO [stderr]  --> src/util.rs:3:5
Dec 05 11:31:12.835 INFO [stderr]   |
Dec 05 11:31:12.835 INFO [stderr] 3 | use itertools::Itertools;
Dec 05 11:31:12.835 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 11:31:12.835 INFO [stderr] 
Dec 05 11:31:12.835 INFO [stderr] warning: unused import: `BufRead`
Dec 05 11:31:12.835 INFO [stderr]  --> src/util.rs:5:15
Dec 05 11:31:12.835 INFO [stderr]   |
Dec 05 11:31:12.835 INFO [stderr] 5 | use std::io::{BufRead, Write, BufWriter,};
Dec 05 11:31:12.835 INFO [stderr]   |               ^^^^^^^
Dec 05 11:31:12.835 INFO [stderr] 
Dec 05 11:31:13.035 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 05 11:31:13.035 INFO [stderr]  --> src/util.rs:3:5
Dec 05 11:31:13.035 INFO [stderr]   |
Dec 05 11:31:13.035 INFO [stderr] 3 | use itertools::Itertools;
Dec 05 11:31:13.035 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 11:31:13.035 INFO [stderr] 
Dec 05 11:31:13.035 INFO [stderr] warning: unused import: `BufRead`
Dec 05 11:31:13.035 INFO [stderr]  --> src/util.rs:5:15
Dec 05 11:31:13.035 INFO [stderr]   |
Dec 05 11:31:13.035 INFO [stderr] 5 | use std::io::{BufRead, Write, BufWriter,};
Dec 05 11:31:13.035 INFO [stderr]   |               ^^^^^^^
Dec 05 11:31:13.035 INFO [stderr] 
Dec 05 11:31:20.655 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.19s
Dec 05 11:31:20.659 INFO [stderr] su: No module specific data is present
Dec 05 11:31:21.357 INFO running `"docker" "inspect" "8edaa21edff56a0b523e4f281eed2033c410156901788560f8d87de78af82e33"`
Dec 05 11:31:21.781 INFO running `"docker" "rm" "-f" "8edaa21edff56a0b523e4f281eed2033c410156901788560f8d87de78af82e33"`
Dec 05 11:31:22.078 INFO [stdout] 8edaa21edff56a0b523e4f281eed2033c410156901788560f8d87de78af82e33