Nov 30 08:03:36.879 INFO checking Vinatorul/RustyChecker against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 08:03:36.879 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 08:03:37.469 INFO [stdout] 9c826c10962fe531c3d63b31faa9341b1109529402f7f6c8e873badde839eec7
Nov 30 08:03:37.471 INFO running `"docker" "start" "-a" "9c826c10962fe531c3d63b31faa9341b1109529402f7f6c8e873badde839eec7"`
Nov 30 08:03:39.327 INFO [stderr] usermod: no changes
Nov 30 08:03:39.400 INFO [stderr]     Checking rusty_checker v0.1.0 (/source)
Nov 30 08:03:40.188 INFO [stderr] warning: private type `problem::ProblemError` in public interface (error E0446)
Nov 30 08:03:40.188 INFO [stderr]    --> src/problem.rs:103:2
Nov 30 08:03:40.188 INFO [stderr]     |
Nov 30 08:03:40.188 INFO [stderr] 103 |       pub fn run(&self) -> Result<(), ProblemError> {
Nov 30 08:03:40.188 INFO [stderr]     |  _____^
Nov 30 08:03:40.188 INFO [stderr] 104 | |         let builder = match Command::new("rustc")
Nov 30 08:03:40.188 INFO [stderr] 105 | |             .arg(format!("{}/{}/{}.rs", PROBLEMS_DIR, self.str_id, self.str_id))
Nov 30 08:03:40.188 INFO [stderr] 106 | |             .arg("--out-dir")
Nov 30 08:03:40.188 INFO [stderr] ...   |
Nov 30 08:03:40.188 INFO [stderr] 117 | |         return self.run_test(1);
Nov 30 08:03:40.188 INFO [stderr] 118 | |     }
Nov 30 08:03:40.188 INFO [stderr]     | |_____^
Nov 30 08:03:40.188 INFO [stderr]     |
Nov 30 08:03:40.188 INFO [stderr]     = note: #[warn(private_in_public)] on by default
Nov 30 08:03:40.188 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 30 08:03:40.188 INFO [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 30 08:03:40.188 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: constant item is never used: `PROBLEMS_DIR`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:10:1
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 10 | const PROBLEMS_DIR: &'static str = "problems";
Nov 30 08:03:40.248 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: constant item is never used: `INPUT_DIR`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:11:1
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 11 | const INPUT_DIR: &'static str = "input";
Nov 30 08:03:40.248 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: constant item is never used: `OUTPUT_DIR`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:12:1
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 12 | const OUTPUT_DIR: &'static str = "output";
Nov 30 08:03:40.248 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: struct is never constructed: `Problem`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:14:1
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 14 | pub struct Problem {
Nov 30 08:03:40.248 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: enum is never used: `State`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:21:1
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 21 | enum State {
Nov 30 08:03:40.248 INFO [stderr]    | ^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: struct is never constructed: `ProblemError`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:28:1
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 28 | struct ProblemError {
Nov 30 08:03:40.248 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: method is never used: `new`
Nov 30 08:03:40.248 INFO [stderr]   --> src/problem.rs:68:2
Nov 30 08:03:40.248 INFO [stderr]    |
Nov 30 08:03:40.248 INFO [stderr] 68 |     pub fn new(str_id: String) -> Problem {
Nov 30 08:03:40.248 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: method is never used: `run`
Nov 30 08:03:40.248 INFO [stderr]    --> src/problem.rs:103:2
Nov 30 08:03:40.248 INFO [stderr]     |
Nov 30 08:03:40.248 INFO [stderr] 103 |     pub fn run(&self) -> Result<(), ProblemError> {
Nov 30 08:03:40.248 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.248 INFO [stderr] 
Nov 30 08:03:40.248 INFO [stderr] warning: method is never used: `run_test`
Nov 30 08:03:40.249 INFO [stderr]    --> src/problem.rs:120:2
Nov 30 08:03:40.249 INFO [stderr]     |
Nov 30 08:03:40.249 INFO [stderr] 120 |     fn run_test(&self, test_no: i32) -> Result<(), ProblemError> {
Nov 30 08:03:40.249 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.249 INFO [stderr] 
Nov 30 08:03:40.249 INFO [stderr] warning: method is never used: `make_error`
Nov 30 08:03:40.249 INFO [stderr]    --> src/problem.rs:169:2
Nov 30 08:03:40.249 INFO [stderr]     |
Nov 30 08:03:40.249 INFO [stderr] 169 |     fn make_error(&self, reason: &'static str, sys_part: String, test_no: i32) -> Result<(), ProblemError> {
Nov 30 08:03:40.249 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:03:40.249 INFO [stderr] 
Nov 30 08:03:40.276 INFO [stderr] warning: private type `problem::ProblemError` in public interface (error E0446)
Nov 30 08:03:40.276 INFO [stderr]    --> src/problem.rs:103:2
Nov 30 08:03:40.276 INFO [stderr]     |
Nov 30 08:03:40.277 INFO [stderr] 103 |       pub fn run(&self) -> Result<(), ProblemError> {
Nov 30 08:03:40.277 INFO [stderr]     |  _____^
Nov 30 08:03:40.277 INFO [stderr] 104 | |         let builder = match Command::new("rustc")
Nov 30 08:03:40.280 INFO [stderr] 105 | |             .arg(format!("{}/{}/{}.rs", PROBLEMS_DIR, self.str_id, self.str_id))
Nov 30 08:03:40.280 INFO [stderr] 106 | |             .arg("--out-dir")
Nov 30 08:03:40.280 INFO [stderr] ...   |
Nov 30 08:03:40.280 INFO [stderr] 117 | |         return self.run_test(1);
Nov 30 08:03:40.280 INFO [stderr] 118 | |     }
Nov 30 08:03:40.280 INFO [stderr]     | |_____^
Nov 30 08:03:40.280 INFO [stderr]     |
Nov 30 08:03:40.280 INFO [stderr]     = note: #[warn(private_in_public)] on by default
Nov 30 08:03:40.280 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 30 08:03:40.280 INFO [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 30 08:03:40.280 INFO [stderr] 
Nov 30 08:03:40.343 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Nov 30 08:03:40.349 INFO [stderr] su: No module specific data is present
Nov 30 08:03:41.713 INFO running `"docker" "inspect" "9c826c10962fe531c3d63b31faa9341b1109529402f7f6c8e873badde839eec7"`
Nov 30 08:03:42.048 INFO running `"docker" "rm" "-f" "9c826c10962fe531c3d63b31faa9341b1109529402f7f6c8e873badde839eec7"`
Nov 30 08:03:42.360 INFO [stdout] 9c826c10962fe531c3d63b31faa9341b1109529402f7f6c8e873badde839eec7