Dec 11 13:10:07.726 INFO checking mtraina/rust-by-example against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 13:10:07.727 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13:10:08.177 INFO [stdout] 4039e0e76e2c21c8856b569cb9462fd5d760f9a97dfe9d83f6be3426f6006af7
Dec 11 13:10:08.179 INFO running `"docker" "start" "-a" "4039e0e76e2c21c8856b569cb9462fd5d760f9a97dfe9d83f6be3426f6006af7"`
Dec 11 13:10:09.879 INFO [stderr] usermod: no changes
Dec 11 13:10:09.952 INFO [stderr]     Checking rust_by_example v0.1.0 (/source)
Dec 11 13:10:10.676 INFO [stderr] warning: struct is never constructed: `Structure`
Dec 11 13:10:10.677 INFO [stderr]   --> examples/1_2_formatted_print.rs:34:5
Dec 11 13:10:10.677 INFO [stderr]    |
Dec 11 13:10:10.677 INFO [stderr] 34 |     struct Structure(i32);
Dec 11 13:10:10.677 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:10:10.678 INFO [stderr]    |
Dec 11 13:10:10.678 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:10:10.678 INFO [stderr] 
Dec 11 13:10:10.828 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 11 13:10:10.832 INFO [stderr] su: No module specific data is present
Dec 11 13:10:11.719 INFO running `"docker" "inspect" "4039e0e76e2c21c8856b569cb9462fd5d760f9a97dfe9d83f6be3426f6006af7"`
Dec 11 13:10:12.027 INFO running `"docker" "rm" "-f" "4039e0e76e2c21c8856b569cb9462fd5d760f9a97dfe9d83f6be3426f6006af7"`
Dec 11 13:10:12.240 INFO [stdout] 4039e0e76e2c21c8856b569cb9462fd5d760f9a97dfe9d83f6be3426f6006af7