Nov 09 11:15:05.802 INFO checking jevankovich/rpncalc against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 11:15:05.804 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 11:15:06.243 INFO blam! 7464f11c0a04dd7548a23a30f67a390f2a5a621a2f819bfc93a50f1a9d8d4272
Nov 09 11:15:06.247 INFO running `"docker" "start" "-a" "7464f11c0a04dd7548a23a30f67a390f2a5a621a2f819bfc93a50f1a9d8d4272"`
Nov 09 11:15:07.243 INFO kablam! usermod: no changes
Nov 09 11:15:07.307 INFO kablam!     Checking rpncalc v0.1.0 (/source)
Nov 09 11:15:07.796 INFO kablam! warning: unused import: `std::collections::HashMap`
Nov 09 11:15:07.796 INFO kablam!  --> src/main.rs:4:5
Nov 09 11:15:07.796 INFO kablam!   |
Nov 09 11:15:07.796 INFO kablam! 4 | use std::collections::HashMap;
Nov 09 11:15:07.796 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:15:07.796 INFO kablam!   |
Nov 09 11:15:07.796 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 11:15:07.796 INFO kablam! 
Nov 09 11:15:07.796 INFO kablam! warning: unused import: `std::rc::Rc`
Nov 09 11:15:07.796 INFO kablam!  --> src/main.rs:5:5
Nov 09 11:15:07.796 INFO kablam!   |
Nov 09 11:15:07.796 INFO kablam! 5 | use std::rc::Rc;
Nov 09 11:15:07.796 INFO kablam!   |     ^^^^^^^^^^^
Nov 09 11:15:07.796 INFO kablam! 
Nov 09 11:15:07.851 INFO kablam! warning: unused import: `std::collections::HashMap`
Nov 09 11:15:07.851 INFO kablam!  --> src/main.rs:4:5
Nov 09 11:15:07.851 INFO kablam!   |
Nov 09 11:15:07.851 INFO kablam! 4 | use std::collections::HashMap;
Nov 09 11:15:07.851 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:15:07.851 INFO kablam!   |
Nov 09 11:15:07.851 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 11:15:07.851 INFO kablam! 
Nov 09 11:15:07.851 INFO kablam! warning: unused import: `std::rc::Rc`
Nov 09 11:15:07.851 INFO kablam!  --> src/main.rs:5:5
Nov 09 11:15:07.851 INFO kablam!   |
Nov 09 11:15:07.851 INFO kablam! 5 | use std::rc::Rc;
Nov 09 11:15:07.851 INFO kablam!   |     ^^^^^^^^^^^
Nov 09 11:15:07.851 INFO kablam! 
Nov 09 11:15:07.875 INFO kablam! warning: unused variable: `err`
Nov 09 11:15:07.875 INFO kablam!   --> src/main.rs:45:17
Nov 09 11:15:07.875 INFO kablam!    |
Nov 09 11:15:07.875 INFO kablam! 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Nov 09 11:15:07.875 INFO kablam!    |                 ^^^ help: consider using `_err` instead
Nov 09 11:15:07.875 INFO kablam!    |
Nov 09 11:15:07.875 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 11:15:07.875 INFO kablam! 
Nov 09 11:15:07.939 INFO kablam! warning: unused variable: `err`
Nov 09 11:15:07.939 INFO kablam!   --> src/main.rs:45:17
Nov 09 11:15:07.939 INFO kablam!    |
Nov 09 11:15:07.939 INFO kablam! 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Nov 09 11:15:07.939 INFO kablam!    |                 ^^^ help: consider using `_err` instead
Nov 09 11:15:07.939 INFO kablam!    |
Nov 09 11:15:07.939 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 11:15:07.939 INFO kablam! 
Nov 09 11:15:07.939 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:15:07.939 INFO kablam!   --> src/main.rs:78:5
Nov 09 11:15:07.939 INFO kablam!    |
Nov 09 11:15:07.939 INFO kablam! 78 |     stdout.flush();
Nov 09 11:15:07.939 INFO kablam!    |     ^^^^^^^^^^^^^^^
Nov 09 11:15:07.939 INFO kablam!    |
Nov 09 11:15:07.939 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 11:15:07.939 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:15:07.939 INFO kablam! 
Nov 09 11:15:07.939 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:15:07.939 INFO kablam!   --> src/main.rs:87:9
Nov 09 11:15:07.939 INFO kablam!    |
Nov 09 11:15:07.939 INFO kablam! 87 |         stdout.flush();
Nov 09 11:15:07.939 INFO kablam!    |         ^^^^^^^^^^^^^^^
Nov 09 11:15:07.939 INFO kablam!    |
Nov 09 11:15:07.939 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:15:07.939 INFO kablam! 
Nov 09 11:15:07.999 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:15:07.999 INFO kablam!   --> src/main.rs:78:5
Nov 09 11:15:07.999 INFO kablam!    |
Nov 09 11:15:07.999 INFO kablam! 78 |     stdout.flush();
Nov 09 11:15:07.999 INFO kablam!    |     ^^^^^^^^^^^^^^^
Nov 09 11:15:07.999 INFO kablam!    |
Nov 09 11:15:07.999 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 11:15:07.999 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:15:07.999 INFO kablam! 
Nov 09 11:15:07.999 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:15:07.999 INFO kablam!   --> src/main.rs:87:9
Nov 09 11:15:07.999 INFO kablam!    |
Nov 09 11:15:07.999 INFO kablam! 87 |         stdout.flush();
Nov 09 11:15:07.999 INFO kablam!    |         ^^^^^^^^^^^^^^^
Nov 09 11:15:07.999 INFO kablam!    |
Nov 09 11:15:07.999 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:15:07.999 INFO kablam! 
Nov 09 11:15:08.015 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Nov 09 11:15:08.031 INFO kablam! su: No module specific data is present
Nov 09 11:15:08.845 INFO running `"docker" "rm" "-f" "7464f11c0a04dd7548a23a30f67a390f2a5a621a2f819bfc93a50f1a9d8d4272"`
Nov 09 11:15:09.071 INFO blam! 7464f11c0a04dd7548a23a30f67a390f2a5a621a2f819bfc93a50f1a9d8d4272