Nov 02 19:07:48.087 INFO checking Vinatorul/RustyChecker against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 19:07:48.089 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-2/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 19:07:48.799 INFO blam! 0d1b48dcc7fc05a0d7e92aa5050d9c2235383f83716df27897eeaaf6b10a419d
Nov 02 19:07:48.801 INFO running `"docker" "start" "-a" "0d1b48dcc7fc05a0d7e92aa5050d9c2235383f83716df27897eeaaf6b10a419d"`
Nov 02 19:07:50.624 INFO kablam! usermod: no changes
Nov 02 19:07:50.688 INFO kablam!     Checking rusty_checker v0.1.0 (/source)
Nov 02 19:07:51.516 INFO kablam! warning: private type `problem::ProblemError` in public interface (error E0446)
Nov 02 19:07:51.516 INFO kablam!    --> src/problem.rs:103:2
Nov 02 19:07:51.517 INFO kablam!     |
Nov 02 19:07:51.517 INFO kablam! 103 |       pub fn run(&self) -> Result<(), ProblemError> {
Nov 02 19:07:51.517 INFO kablam!     |  _____^
Nov 02 19:07:51.517 INFO kablam! 104 | |         let builder = match Command::new("rustc")
Nov 02 19:07:51.517 INFO kablam! 105 | |             .arg(format!("{}/{}/{}.rs", PROBLEMS_DIR, self.str_id, self.str_id))
Nov 02 19:07:51.517 INFO kablam! 106 | |             .arg("--out-dir")
Nov 02 19:07:51.517 INFO kablam! ...   |
Nov 02 19:07:51.517 INFO kablam! 117 | |         return self.run_test(1);
Nov 02 19:07:51.517 INFO kablam! 118 | |     }
Nov 02 19:07:51.517 INFO kablam!     | |_____^
Nov 02 19:07:51.517 INFO kablam!     |
Nov 02 19:07:51.517 INFO kablam!     = note: #[warn(private_in_public)] on by default
Nov 02 19:07:51.517 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 02 19:07:51.517 INFO kablam!     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 02 19:07:51.517 INFO kablam! 
Nov 02 19:07:51.664 INFO kablam! warning: private type `problem::ProblemError` in public interface (error E0446)
Nov 02 19:07:51.664 INFO kablam!    --> src/problem.rs:103:2
Nov 02 19:07:51.664 INFO kablam!     |
Nov 02 19:07:51.665 INFO kablam! 103 |       pub fn run(&self) -> Result<(), ProblemError> {
Nov 02 19:07:51.665 INFO kablam!     |  _____^
Nov 02 19:07:51.665 INFO kablam! 104 | |         let builder = match Command::new("rustc")
Nov 02 19:07:51.665 INFO kablam! 105 | |             .arg(format!("{}/{}/{}.rs", PROBLEMS_DIR, self.str_id, self.str_id))
Nov 02 19:07:51.665 INFO kablam! 106 | |             .arg("--out-dir")
Nov 02 19:07:51.665 INFO kablam! ...   |
Nov 02 19:07:51.665 INFO kablam! 117 | |         return self.run_test(1);
Nov 02 19:07:51.665 INFO kablam! 118 | |     }
Nov 02 19:07:51.665 INFO kablam!     | |_____^
Nov 02 19:07:51.665 INFO kablam!     |
Nov 02 19:07:51.665 INFO kablam!     = note: #[warn(private_in_public)] on by default
Nov 02 19:07:51.665 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 02 19:07:51.665 INFO kablam!     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 02 19:07:51.666 INFO kablam! 
Nov 02 19:07:51.705 INFO kablam! warning: constant item is never used: `PROBLEMS_DIR`
Nov 02 19:07:51.705 INFO kablam!   --> src/problem.rs:10:1
Nov 02 19:07:51.705 INFO kablam!    |
Nov 02 19:07:51.705 INFO kablam! 10 | const PROBLEMS_DIR: &'static str = "problems";
Nov 02 19:07:51.705 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.706 INFO kablam!    |
Nov 02 19:07:51.706 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 19:07:51.706 INFO kablam! 
Nov 02 19:07:51.706 INFO kablam! warning: constant item is never used: `INPUT_DIR`
Nov 02 19:07:51.706 INFO kablam!   --> src/problem.rs:11:1
Nov 02 19:07:51.706 INFO kablam!    |
Nov 02 19:07:51.706 INFO kablam! 11 | const INPUT_DIR: &'static str = "input";
Nov 02 19:07:51.706 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.706 INFO kablam! 
Nov 02 19:07:51.706 INFO kablam! warning: constant item is never used: `OUTPUT_DIR`
Nov 02 19:07:51.706 INFO kablam!   --> src/problem.rs:12:1
Nov 02 19:07:51.706 INFO kablam!    |
Nov 02 19:07:51.706 INFO kablam! 12 | const OUTPUT_DIR: &'static str = "output";
Nov 02 19:07:51.706 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.706 INFO kablam! 
Nov 02 19:07:51.706 INFO kablam! warning: struct is never constructed: `Problem`
Nov 02 19:07:51.706 INFO kablam!   --> src/problem.rs:14:1
Nov 02 19:07:51.706 INFO kablam!    |
Nov 02 19:07:51.706 INFO kablam! 14 | pub struct Problem {
Nov 02 19:07:51.706 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.706 INFO kablam! 
Nov 02 19:07:51.710 INFO kablam! warning: enum is never used: `State`
Nov 02 19:07:51.710 INFO kablam!   --> src/problem.rs:21:1
Nov 02 19:07:51.710 INFO kablam!    |
Nov 02 19:07:51.710 INFO kablam! 21 | enum State {
Nov 02 19:07:51.710 INFO kablam!    | ^^^^^^^^^^
Nov 02 19:07:51.710 INFO kablam! 
Nov 02 19:07:51.710 INFO kablam! warning: struct is never constructed: `ProblemError`
Nov 02 19:07:51.710 INFO kablam!   --> src/problem.rs:28:1
Nov 02 19:07:51.710 INFO kablam!    |
Nov 02 19:07:51.710 INFO kablam! 28 | struct ProblemError {
Nov 02 19:07:51.710 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.710 INFO kablam! 
Nov 02 19:07:51.710 INFO kablam! warning: method is never used: `new`
Nov 02 19:07:51.710 INFO kablam!   --> src/problem.rs:68:2
Nov 02 19:07:51.710 INFO kablam!    |
Nov 02 19:07:51.710 INFO kablam! 68 |     pub fn new(str_id: String) -> Problem {
Nov 02 19:07:51.710 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.710 INFO kablam! 
Nov 02 19:07:51.710 INFO kablam! warning: method is never used: `run`
Nov 02 19:07:51.710 INFO kablam!    --> src/problem.rs:103:2
Nov 02 19:07:51.710 INFO kablam!     |
Nov 02 19:07:51.710 INFO kablam! 103 |     pub fn run(&self) -> Result<(), ProblemError> {
Nov 02 19:07:51.710 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.710 INFO kablam! 
Nov 02 19:07:51.710 INFO kablam! warning: method is never used: `run_test`
Nov 02 19:07:51.710 INFO kablam!    --> src/problem.rs:120:2
Nov 02 19:07:51.710 INFO kablam!     |
Nov 02 19:07:51.710 INFO kablam! 120 |     fn run_test(&self, test_no: i32) -> Result<(), ProblemError> {
Nov 02 19:07:51.710 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.710 INFO kablam! 
Nov 02 19:07:51.710 INFO kablam! warning: method is never used: `make_error`
Nov 02 19:07:51.710 INFO kablam!    --> src/problem.rs:169:2
Nov 02 19:07:51.710 INFO kablam!     |
Nov 02 19:07:51.710 INFO kablam! 169 |     fn make_error(&self, reason: &'static str, sys_part: String, test_no: i32) -> Result<(), ProblemError> {
Nov 02 19:07:51.710 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 19:07:51.710 INFO kablam! 
Nov 02 19:07:51.741 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Nov 02 19:07:51.744 INFO kablam! su: No module specific data is present
Nov 02 19:07:53.448 INFO running `"docker" "rm" "-f" "0d1b48dcc7fc05a0d7e92aa5050d9c2235383f83716df27897eeaaf6b10a419d"`
Nov 02 19:07:53.716 INFO blam! 0d1b48dcc7fc05a0d7e92aa5050d9c2235383f83716df27897eeaaf6b10a419d