Nov 01 00:26:42.461 INFO checking mtraina/rust-by-example against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538 Nov 01 00:26:42.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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"` Nov 01 00:26:42.856 INFO blam! 38448bc6afc870fd2ab9b91ee3599415ab5e04f023146815a9ac6fa0614db806 Nov 01 00:26:42.869 INFO running `"docker" "start" "-a" "38448bc6afc870fd2ab9b91ee3599415ab5e04f023146815a9ac6fa0614db806"` Nov 01 00:26:44.636 INFO kablam! usermod: no changes Nov 01 00:26:44.696 INFO kablam! Checking rust_by_example v0.1.0 (/source) Nov 01 00:26:45.424 INFO kablam! warning: struct is never constructed: `Structure` Nov 01 00:26:45.424 INFO kablam! --> examples/1_2_formatted_print.rs:34:5 Nov 01 00:26:45.424 INFO kablam! | Nov 01 00:26:45.424 INFO kablam! 34 | struct Structure(i32); Nov 01 00:26:45.424 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ Nov 01 00:26:45.424 INFO kablam! | Nov 01 00:26:45.424 INFO kablam! = note: #[warn(dead_code)] on by default Nov 01 00:26:45.424 INFO kablam! Nov 01 00:26:45.653 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.98s Nov 01 00:26:45.663 INFO kablam! su: No module specific data is present Nov 01 00:26:46.456 INFO running `"docker" "rm" "-f" "38448bc6afc870fd2ab9b91ee3599415ab5e04f023146815a9ac6fa0614db806"` Nov 01 00:26:46.725 INFO blam! 38448bc6afc870fd2ab9b91ee3599415ab5e04f023146815a9ac6fa0614db806