Dec 11 16:29:56.986 INFO checking jechase/rustfmt_example against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 16:29:56.987 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 16:29:57.404 INFO [stdout] e215f80b0674b6b1921d146709a0f05b5ff28fb02189bb1e9675cb42ed5405e6
Dec 11 16:29:57.410 INFO running `"docker" "start" "-a" "e215f80b0674b6b1921d146709a0f05b5ff28fb02189bb1e9675cb42ed5405e6"`
Dec 11 16:29:58.603 INFO [stderr] usermod: no changes
Dec 11 16:29:58.656 INFO [stderr]     Checking rust_demo v0.1.0 (/source)
Dec 11 16:29:59.320 INFO [stderr] warning: unused imports: `BufRead`, `Write`, `env`, `fs`, `process::Command`, `self`
Dec 11 16:29:59.320 INFO [stderr]  --> src/main.rs:2:5
Dec 11 16:29:59.320 INFO [stderr]   |
Dec 11 16:29:59.320 INFO [stderr] 2 |     env,
Dec 11 16:29:59.320 INFO [stderr]   |     ^^^
Dec 11 16:29:59.320 INFO [stderr] 3 |     fs,
Dec 11 16:29:59.320 INFO [stderr]   |     ^^
Dec 11 16:29:59.320 INFO [stderr] 4 |     io::{
Dec 11 16:29:59.320 INFO [stderr] 5 |         self,
Dec 11 16:29:59.320 INFO [stderr]   |         ^^^^
Dec 11 16:29:59.320 INFO [stderr] 6 |         BufRead,
Dec 11 16:29:59.320 INFO [stderr]   |         ^^^^^^^
Dec 11 16:29:59.320 INFO [stderr] 7 |         Write,
Dec 11 16:29:59.320 INFO [stderr]   |         ^^^^^
Dec 11 16:29:59.320 INFO [stderr] 8 |     },
Dec 11 16:29:59.321 INFO [stderr] 9 |     process::Command,
Dec 11 16:29:59.321 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 11 16:29:59.321 INFO [stderr]   |
Dec 11 16:29:59.321 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:29:59.321 INFO [stderr] 
Dec 11 16:29:59.396 INFO [stderr] warning: unused imports: `BufRead`, `Write`, `env`, `fs`, `process::Command`, `self`
Dec 11 16:29:59.396 INFO [stderr]  --> src/main.rs:2:5
Dec 11 16:29:59.396 INFO [stderr]   |
Dec 11 16:29:59.396 INFO [stderr] 2 |     env,
Dec 11 16:29:59.396 INFO [stderr]   |     ^^^
Dec 11 16:29:59.396 INFO [stderr] 3 |     fs,
Dec 11 16:29:59.396 INFO [stderr]   |     ^^
Dec 11 16:29:59.396 INFO [stderr] 4 |     io::{
Dec 11 16:29:59.396 INFO [stderr] 5 |         self,
Dec 11 16:29:59.396 INFO [stderr]   |         ^^^^
Dec 11 16:29:59.396 INFO [stderr] 6 |         BufRead,
Dec 11 16:29:59.396 INFO [stderr]   |         ^^^^^^^
Dec 11 16:29:59.396 INFO [stderr] 7 |         Write,
Dec 11 16:29:59.396 INFO [stderr]   |         ^^^^^
Dec 11 16:29:59.396 INFO [stderr] 8 |     },
Dec 11 16:29:59.396 INFO [stderr] 9 |     process::Command,
Dec 11 16:29:59.396 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 11 16:29:59.396 INFO [stderr]   |
Dec 11 16:29:59.397 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:29:59.397 INFO [stderr] 
Dec 11 16:29:59.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 11 16:29:59.439 INFO [stderr] su: No module specific data is present
Dec 11 16:30:00.404 INFO running `"docker" "inspect" "e215f80b0674b6b1921d146709a0f05b5ff28fb02189bb1e9675cb42ed5405e6"`
Dec 11 16:30:00.654 INFO running `"docker" "rm" "-f" "e215f80b0674b6b1921d146709a0f05b5ff28fb02189bb1e9675cb42ed5405e6"`
Dec 11 16:30:00.859 INFO [stdout] e215f80b0674b6b1921d146709a0f05b5ff28fb02189bb1e9675cb42ed5405e6