Nov 30 19:16:58.569 INFO checking mrtreader-0.1.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 19:16:58.570 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 30 19:16:58.956 INFO [stdout] b75bd1aa09116c2cdebb64e6d7d53dfea347bbed68ed8aa583c7f7dc20bf2df9
Nov 30 19:16:58.962 INFO running `"docker" "start" "-a" "b75bd1aa09116c2cdebb64e6d7d53dfea347bbed68ed8aa583c7f7dc20bf2df9"`
Nov 30 19:16:59.801 INFO [stderr] usermod: no changes
Nov 30 19:16:59.829 INFO [stderr]     Checking mrtreader v0.1.0 (/source)
Nov 30 19:17:00.392 INFO [stderr] warning: struct is never constructed: `MRTReader`
Nov 30 19:17:00.392 INFO [stderr]   --> src/mrt.rs:11:1
Nov 30 19:17:00.392 INFO [stderr]    |
Nov 30 19:17:00.392 INFO [stderr] 11 | pub struct MRTReader<T> where T: Read
Nov 30 19:17:00.392 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:17:00.392 INFO [stderr]    |
Nov 30 19:17:00.392 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 19:17:00.392 INFO [stderr] 
Nov 30 19:17:00.392 INFO [stderr] warning: struct is never constructed: `MRTHeader`
Nov 30 19:17:00.392 INFO [stderr]   --> src/mrt.rs:17:1
Nov 30 19:17:00.392 INFO [stderr]    |
Nov 30 19:17:00.392 INFO [stderr] 17 | pub struct MRTHeader
Nov 30 19:17:00.392 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Nov 30 19:17:00.392 INFO [stderr] 
Nov 30 19:17:00.392 INFO [stderr] warning: enum is never used: `Record`
Nov 30 19:17:00.392 INFO [stderr]   --> src/mrt.rs:38:1
Nov 30 19:17:00.392 INFO [stderr]    |
Nov 30 19:17:00.392 INFO [stderr] 38 | pub enum Record
Nov 30 19:17:00.392 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 19:17:00.392 INFO [stderr] 
Nov 30 19:17:00.392 INFO [stderr] warning: method is never used: `read`
Nov 30 19:17:00.392 INFO [stderr]   --> src/mrt.rs:53:5
Nov 30 19:17:00.392 INFO [stderr]    |
Nov 30 19:17:00.392 INFO [stderr] 53 |     pub fn read(&mut self) -> Result<Record, Error>
Nov 30 19:17:00.392 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:17:00.392 INFO [stderr] 
Nov 30 19:17:00.560 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 30 19:17:00.560 INFO [stderr] su: No module specific data is present
Nov 30 19:17:00.890 INFO running `"docker" "inspect" "b75bd1aa09116c2cdebb64e6d7d53dfea347bbed68ed8aa583c7f7dc20bf2df9"`
Nov 30 19:17:01.002 INFO running `"docker" "rm" "-f" "b75bd1aa09116c2cdebb64e6d7d53dfea347bbed68ed8aa583c7f7dc20bf2df9"`
Nov 30 19:17:01.089 INFO [stdout] b75bd1aa09116c2cdebb64e6d7d53dfea347bbed68ed8aa583c7f7dc20bf2df9