Oct 12 19:50:14.009 INFO checking jevankovich/rpncalc against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 19:50:14.009 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 19:50:14.596 INFO blam! 09039a1f90bcb85e0505d5e84ac49e8a16265308747ef2a5c0b4a65a3ec759eb
Oct 12 19:50:14.608 INFO running `"docker" "start" "-a" "09039a1f90bcb85e0505d5e84ac49e8a16265308747ef2a5c0b4a65a3ec759eb"`
Oct 12 19:50:18.691 INFO kablam! usermod: no changes
Oct 12 19:50:18.756 INFO kablam!     Checking rpncalc v0.1.0 (/source)
Oct 12 19:50:19.067 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 12 19:50:19.067 INFO kablam!  --> src/main.rs:4:5
Oct 12 19:50:19.067 INFO kablam!   |
Oct 12 19:50:19.067 INFO kablam! 4 | use std::collections::HashMap;
Oct 12 19:50:19.068 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:50:19.068 INFO kablam!   |
Oct 12 19:50:19.068 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:50:19.068 INFO kablam! 
Oct 12 19:50:19.068 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 12 19:50:19.068 INFO kablam!  --> src/main.rs:5:5
Oct 12 19:50:19.068 INFO kablam!   |
Oct 12 19:50:19.068 INFO kablam! 5 | use std::rc::Rc;
Oct 12 19:50:19.068 INFO kablam!   |     ^^^^^^^^^^^
Oct 12 19:50:19.068 INFO kablam! 
Oct 12 19:50:19.115 INFO kablam! warning: unused variable: `err`
Oct 12 19:50:19.115 INFO kablam!   --> src/main.rs:45:17
Oct 12 19:50:19.115 INFO kablam!    |
Oct 12 19:50:19.115 INFO kablam! 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Oct 12 19:50:19.115 INFO kablam!    |                 ^^^ help: consider using `_err` instead
Oct 12 19:50:19.115 INFO kablam!    |
Oct 12 19:50:19.115 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:50:19.115 INFO kablam! 
Oct 12 19:50:19.130 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 12 19:50:19.130 INFO kablam!  --> src/main.rs:4:5
Oct 12 19:50:19.130 INFO kablam!   |
Oct 12 19:50:19.130 INFO kablam! 4 | use std::collections::HashMap;
Oct 12 19:50:19.130 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:50:19.130 INFO kablam!   |
Oct 12 19:50:19.130 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:50:19.130 INFO kablam! 
Oct 12 19:50:19.130 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 12 19:50:19.130 INFO kablam!  --> src/main.rs:5:5
Oct 12 19:50:19.130 INFO kablam!   |
Oct 12 19:50:19.130 INFO kablam! 5 | use std::rc::Rc;
Oct 12 19:50:19.130 INFO kablam!   |     ^^^^^^^^^^^
Oct 12 19:50:19.130 INFO kablam! 
Oct 12 19:50:19.138 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 19:50:19.138 INFO kablam!   --> src/main.rs:78:5
Oct 12 19:50:19.138 INFO kablam!    |
Oct 12 19:50:19.138 INFO kablam! 78 |     stdout.flush();
Oct 12 19:50:19.138 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 12 19:50:19.138 INFO kablam!    |
Oct 12 19:50:19.138 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 19:50:19.138 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 19:50:19.138 INFO kablam! 
Oct 12 19:50:19.138 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 19:50:19.138 INFO kablam!   --> src/main.rs:87:9
Oct 12 19:50:19.138 INFO kablam!    |
Oct 12 19:50:19.138 INFO kablam! 87 |         stdout.flush();
Oct 12 19:50:19.138 INFO kablam!    |         ^^^^^^^^^^^^^^^
Oct 12 19:50:19.138 INFO kablam!    |
Oct 12 19:50:19.138 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 19:50:19.138 INFO kablam! 
Oct 12 19:50:19.187 INFO kablam! warning: unused variable: `err`
Oct 12 19:50:19.187 INFO kablam!   --> src/main.rs:45:17
Oct 12 19:50:19.187 INFO kablam!    |
Oct 12 19:50:19.187 INFO kablam! 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Oct 12 19:50:19.187 INFO kablam!    |                 ^^^ help: consider using `_err` instead
Oct 12 19:50:19.187 INFO kablam!    |
Oct 12 19:50:19.187 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:50:19.187 INFO kablam! 
Oct 12 19:50:19.213 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 19:50:19.213 INFO kablam!   --> src/main.rs:78:5
Oct 12 19:50:19.213 INFO kablam!    |
Oct 12 19:50:19.213 INFO kablam! 78 |     stdout.flush();
Oct 12 19:50:19.213 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 12 19:50:19.213 INFO kablam!    |
Oct 12 19:50:19.213 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 19:50:19.213 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 19:50:19.213 INFO kablam! 
Oct 12 19:50:19.213 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 19:50:19.213 INFO kablam!   --> src/main.rs:87:9
Oct 12 19:50:19.213 INFO kablam!    |
Oct 12 19:50:19.213 INFO kablam! 87 |         stdout.flush();
Oct 12 19:50:19.213 INFO kablam!    |         ^^^^^^^^^^^^^^^
Oct 12 19:50:19.213 INFO kablam!    |
Oct 12 19:50:19.213 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 19:50:19.214 INFO kablam! 
Oct 12 19:50:19.229 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Oct 12 19:50:19.232 INFO kablam! su: No module specific data is present
Oct 12 19:50:19.686 INFO running `"docker" "rm" "-f" "09039a1f90bcb85e0505d5e84ac49e8a16265308747ef2a5c0b4a65a3ec759eb"`
Oct 12 19:50:19.775 INFO blam! 09039a1f90bcb85e0505d5e84ac49e8a16265308747ef2a5c0b4a65a3ec759eb