Oct 12 23:10:38.016 INFO checking cyplo/boolean_calculator against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 23:10:38.016 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/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 23:10:38.480 INFO blam! a8d713abbbaecd279c9342a36bdcd647f2121308bec8de4edc0e52f00df583f4
Oct 12 23:10:38.482 INFO running `"docker" "start" "-a" "a8d713abbbaecd279c9342a36bdcd647f2121308bec8de4edc0e52f00df583f4"`
Oct 12 23:10:39.310 INFO kablam! usermod: no changes
Oct 12 23:10:39.352 INFO kablam!     Checking boolean_calculator v0.1.0 (/source)
Oct 12 23:10:39.750 INFO kablam! warning: unused variable: `text`
Oct 12 23:10:39.750 INFO kablam!  --> src/lib.rs:7:20
Oct 12 23:10:39.750 INFO kablam!   |
Oct 12 23:10:39.750 INFO kablam! 7 |         pub fn new(text: &str) -> Calculator {
Oct 12 23:10:39.750 INFO kablam!   |                    ^^^^ help: consider using `_text` instead
Oct 12 23:10:39.750 INFO kablam!   |
Oct 12 23:10:39.757 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 23:10:39.757 INFO kablam! 
Oct 12 23:10:39.757 INFO kablam! warning: struct is never constructed: `Calculator`
Oct 12 23:10:39.758 INFO kablam!  --> src/lib.rs:3:5
Oct 12 23:10:39.758 INFO kablam!   |
Oct 12 23:10:39.758 INFO kablam! 3 |     pub struct Calculator {
Oct 12 23:10:39.758 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:10:39.759 INFO kablam!   |
Oct 12 23:10:39.759 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 23:10:39.759 INFO kablam! 
Oct 12 23:10:39.759 INFO kablam! warning: method is never used: `new`
Oct 12 23:10:39.760 INFO kablam!  --> src/lib.rs:7:9
Oct 12 23:10:39.760 INFO kablam!   |
Oct 12 23:10:39.760 INFO kablam! 7 |         pub fn new(text: &str) -> Calculator {
Oct 12 23:10:39.761 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:10:39.761 INFO kablam! 
Oct 12 23:10:39.761 INFO kablam! warning: method is never used: `get_result`
Oct 12 23:10:39.761 INFO kablam!   --> src/lib.rs:11:9
Oct 12 23:10:39.761 INFO kablam!    |
Oct 12 23:10:39.762 INFO kablam! 11 |         pub fn get_result(&self) -> bool {
Oct 12 23:10:39.762 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:10:39.762 INFO kablam! 
Oct 12 23:10:40.236 INFO kablam! warning: unused variable: `text`
Oct 12 23:10:40.236 INFO kablam!  --> src/lib.rs:7:20
Oct 12 23:10:40.236 INFO kablam!   |
Oct 12 23:10:40.236 INFO kablam! 7 |         pub fn new(text: &str) -> Calculator {
Oct 12 23:10:40.236 INFO kablam!   |                    ^^^^ help: consider using `_text` instead
Oct 12 23:10:40.236 INFO kablam!   |
Oct 12 23:10:40.236 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 23:10:40.236 INFO kablam! 
Oct 12 23:10:40.778 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Oct 12 23:10:40.788 INFO kablam! su: No module specific data is present
Oct 12 23:10:41.213 INFO running `"docker" "rm" "-f" "a8d713abbbaecd279c9342a36bdcd647f2121308bec8de4edc0e52f00df583f4"`
Oct 12 23:10:41.304 INFO blam! a8d713abbbaecd279c9342a36bdcd647f2121308bec8de4edc0e52f00df583f4