Oct 12 10:44:31.601 INFO checking wilcoxky/rust-hw04 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 10:44:31.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 10:44:32.023 INFO blam! 7d0743f40114196b4850a231a0c495f9816067998025255b823e006eb133eed0
Oct 12 10:44:32.027 INFO running `"docker" "start" "-a" "7d0743f40114196b4850a231a0c495f9816067998025255b823e006eb133eed0"`
Oct 12 10:44:33.180 INFO kablam! usermod: no changes
Oct 12 10:44:33.232 INFO kablam!     Checking libc v0.2.31
Oct 12 10:44:34.259 INFO kablam!     Checking rand v0.3.16
Oct 12 10:44:35.724 INFO kablam!     Checking hw04 v0.1.0 (/source)
Oct 12 10:44:36.048 INFO kablam! warning: unused variable: `result`
Oct 12 10:44:36.048 INFO kablam!   --> src/main.rs:27:13
Oct 12 10:44:36.048 INFO kablam!    |
Oct 12 10:44:36.048 INFO kablam! 27 |         let result = evaluate_line(&mut stack, &buffer);
Oct 12 10:44:36.048 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Oct 12 10:44:36.048 INFO kablam!    |
Oct 12 10:44:36.048 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:44:36.048 INFO kablam! 
Oct 12 10:44:36.072 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:44:36.072 INFO kablam!    --> src/rpn.rs:124:21
Oct 12 10:44:36.072 INFO kablam!     |
Oct 12 10:44:36.072 INFO kablam! 124 |                     self.push(n);
Oct 12 10:44:36.072 INFO kablam!     |                     ^^^^^^^^^^^^^
Oct 12 10:44:36.072 INFO kablam!     |
Oct 12 10:44:36.072 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 10:44:36.072 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:44:36.072 INFO kablam! 
Oct 12 10:44:36.072 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:44:36.072 INFO kablam!    --> src/rpn.rs:133:21
Oct 12 10:44:36.072 INFO kablam!     |
Oct 12 10:44:36.072 INFO kablam! 133 |                     self.push(first.unwrap());
Oct 12 10:44:36.072 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:44:36.072 INFO kablam!     |
Oct 12 10:44:36.072 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:44:36.072 INFO kablam! 
Oct 12 10:44:36.126 INFO kablam! warning: unused variable: `result`
Oct 12 10:44:36.126 INFO kablam!   --> src/main.rs:27:13
Oct 12 10:44:36.126 INFO kablam!    |
Oct 12 10:44:36.126 INFO kablam! 27 |         let result = evaluate_line(&mut stack, &buffer);
Oct 12 10:44:36.126 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Oct 12 10:44:36.126 INFO kablam!    |
Oct 12 10:44:36.127 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:44:36.127 INFO kablam! 
Oct 12 10:44:36.204 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:44:36.204 INFO kablam!    --> src/rpn.rs:124:21
Oct 12 10:44:36.204 INFO kablam!     |
Oct 12 10:44:36.204 INFO kablam! 124 |                     self.push(n);
Oct 12 10:44:36.204 INFO kablam!     |                     ^^^^^^^^^^^^^
Oct 12 10:44:36.204 INFO kablam!     |
Oct 12 10:44:36.204 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 10:44:36.204 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:44:36.204 INFO kablam! 
Oct 12 10:44:36.204 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:44:36.204 INFO kablam!    --> src/rpn.rs:133:21
Oct 12 10:44:36.204 INFO kablam!     |
Oct 12 10:44:36.204 INFO kablam! 133 |                     self.push(first.unwrap());
Oct 12 10:44:36.205 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:44:36.205 INFO kablam!     |
Oct 12 10:44:36.205 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:44:36.205 INFO kablam! 
Oct 12 10:44:36.236 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
Oct 12 10:44:36.239 INFO kablam! su: No module specific data is present
Oct 12 10:44:36.899 INFO running `"docker" "rm" "-f" "7d0743f40114196b4850a231a0c495f9816067998025255b823e006eb133eed0"`
Oct 12 10:44:37.160 INFO blam! 7d0743f40114196b4850a231a0c495f9816067998025255b823e006eb133eed0