Nov 29 20:30:34.395 INFO checking pietrocarbo/rust_first_steps against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 20:30:34.395 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 20:30:34.816 INFO [stdout] eadb3efdc3d45959cedab67856b8bdda181ad7c02c8534a7dca9ed8ce62b43e1
Nov 29 20:30:34.824 INFO running `"docker" "start" "-a" "eadb3efdc3d45959cedab67856b8bdda181ad7c02c8534a7dca9ed8ce62b43e1"`
Nov 29 20:30:36.178 INFO [stderr] usermod: no changes
Nov 29 20:30:36.288 INFO [stderr]     Checking presentation v0.1.0 (/source)
Nov 29 20:30:38.047 INFO [stderr] warning: function is never used: `file_parse_verbose`
Nov 29 20:30:38.047 INFO [stderr]   --> src/bin/3_error_IO.rs:12:1
Nov 29 20:30:38.047 INFO [stderr]    |
Nov 29 20:30:38.047 INFO [stderr] 12 | fn file_parse_verbose<P: AsRef<Path>>(file_path: P) -> Result<i32, CustomError> {
Nov 29 20:30:38.047 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:30:38.047 INFO [stderr]    |
Nov 29 20:30:38.047 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 20:30:38.047 INFO [stderr] 
Nov 29 20:30:38.047 INFO [stderr] warning: crate `3_error_IO` should have a snake case name such as `3_error_io`
Nov 29 20:30:38.048 INFO [stderr]   |
Nov 29 20:30:38.048 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 20:30:38.048 INFO [stderr] 
Nov 29 20:30:38.416 INFO [stderr] warning: function is never used: `file_parse_verbose`
Nov 29 20:30:38.416 INFO [stderr]   --> src/bin/3_error_IO.rs:12:1
Nov 29 20:30:38.416 INFO [stderr]    |
Nov 29 20:30:38.416 INFO [stderr] 12 | fn file_parse_verbose<P: AsRef<Path>>(file_path: P) -> Result<i32, CustomError> {
Nov 29 20:30:38.416 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:30:38.416 INFO [stderr]    |
Nov 29 20:30:38.416 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 20:30:38.416 INFO [stderr] 
Nov 29 20:30:38.416 INFO [stderr] warning: crate `3_error_IO` should have a snake case name such as `3_error_io`
Nov 29 20:30:38.416 INFO [stderr]   |
Nov 29 20:30:38.416 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 20:30:38.416 INFO [stderr] 
Nov 29 20:30:38.461 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
Nov 29 20:30:38.464 INFO [stderr] su: No module specific data is present
Nov 29 20:30:39.685 INFO running `"docker" "inspect" "eadb3efdc3d45959cedab67856b8bdda181ad7c02c8534a7dca9ed8ce62b43e1"`
Nov 29 20:30:40.062 INFO running `"docker" "rm" "-f" "eadb3efdc3d45959cedab67856b8bdda181ad7c02c8534a7dca9ed8ce62b43e1"`
Nov 29 20:30:40.448 INFO [stdout] eadb3efdc3d45959cedab67856b8bdda181ad7c02c8534a7dca9ed8ce62b43e1