Aug 10 21:16:28.722 INFO checking DLeyland/Hello-Rust against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 10 21:16:28.722 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 10 21:16:28.722 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 10 21:16:28.723 INFO running `"docker" "create" "-v" "/tmp/crater.1DHabIpqWFGA:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-7/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 10 21:16:28.964 INFO blam! e74cf84f657593a725ec655bf7dbb7a12b53e607e6704a21e07c0b4f243bf6d5
Aug 10 21:16:28.965 INFO running `"docker" "start" "-a" "e74cf84f657593a725ec655bf7dbb7a12b53e607e6704a21e07c0b4f243bf6d5"`
Aug 10 21:16:29.805 INFO kablam!     Checking hello_world v0.0.1 (file:///source)
Aug 10 21:16:30.561 INFO kablam! warning: unused variable: `i`
Aug 10 21:16:30.561 INFO kablam!  --> src/main.rs:4:9
Aug 10 21:16:30.561 INFO kablam!   |
Aug 10 21:16:30.561 INFO kablam! 4 |     for i in 0..10{
Aug 10 21:16:30.561 INFO kablam!   |         ^ help: consider using `_i` instead
Aug 10 21:16:30.562 INFO kablam!   |
Aug 10 21:16:30.562 INFO kablam!   = note: #[warn(unused_variables)] on by default
Aug 10 21:16:30.563 INFO kablam! 
Aug 10 21:16:30.563 INFO kablam! warning: unused variable: `hello_world1`
Aug 10 21:16:30.563 INFO kablam!   --> src/main.rs:24:6
Aug 10 21:16:30.563 INFO kablam!    |
Aug 10 21:16:30.563 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Aug 10 21:16:30.563 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Aug 10 21:16:30.564 INFO kablam! 
Aug 10 21:16:30.564 INFO kablam! warning: unused variable: `hello_world2`
Aug 10 21:16:30.564 INFO kablam!   --> src/main.rs:28:6
Aug 10 21:16:30.564 INFO kablam!    |
Aug 10 21:16:30.564 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Aug 10 21:16:30.564 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Aug 10 21:16:30.565 INFO kablam! 
Aug 10 21:16:30.607 INFO kablam! warning: function is never used: `for_loop`
Aug 10 21:16:30.607 INFO kablam!  --> src/main.rs:1:1
Aug 10 21:16:30.607 INFO kablam!   |
Aug 10 21:16:30.607 INFO kablam! 1 | fn for_loop(){
Aug 10 21:16:30.607 INFO kablam!   | ^^^^^^^^^^^^^
Aug 10 21:16:30.624 INFO kablam!   |
Aug 10 21:16:30.625 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 10 21:16:30.625 INFO kablam! 
Aug 10 21:16:30.626 INFO kablam! warning: function is never used: `while_loop_with_vec`
Aug 10 21:16:30.626 INFO kablam!   --> src/main.rs:10:1
Aug 10 21:16:30.626 INFO kablam!    |
Aug 10 21:16:30.626 INFO kablam! 10 | fn while_loop_with_vec(){
Aug 10 21:16:30.626 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 10 21:16:30.626 INFO kablam! 
Aug 10 21:16:30.627 INFO kablam! warning: function is never used: `string_example`
Aug 10 21:16:30.627 INFO kablam!   --> src/main.rs:20:1
Aug 10 21:16:30.627 INFO kablam!    |
Aug 10 21:16:30.627 INFO kablam! 20 | fn string_example(){
Aug 10 21:16:30.627 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 10 21:16:30.627 INFO kablam! 
Aug 10 21:16:30.628 INFO kablam! warning: struct is never constructed: `Circle`
Aug 10 21:16:30.628 INFO kablam!   --> src/main.rs:31:1
Aug 10 21:16:30.628 INFO kablam!    |
Aug 10 21:16:30.628 INFO kablam! 31 | struct Circle{
Aug 10 21:16:30.628 INFO kablam!    | ^^^^^^^^^^^^^
Aug 10 21:16:30.628 INFO kablam! 
Aug 10 21:16:30.629 INFO kablam! warning: method is never used: `area`
Aug 10 21:16:30.629 INFO kablam!   --> src/main.rs:38:2
Aug 10 21:16:30.629 INFO kablam!    |
Aug 10 21:16:30.629 INFO kablam! 38 |     fn area(&self)->f64{
Aug 10 21:16:30.629 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 10 21:16:30.629 INFO kablam! 
Aug 10 21:16:30.629 INFO kablam! warning: function is never used: `circle_area`
Aug 10 21:16:30.630 INFO kablam!   --> src/main.rs:43:1
Aug 10 21:16:30.630 INFO kablam!    |
Aug 10 21:16:30.630 INFO kablam! 43 | fn circle_area(){ 
Aug 10 21:16:30.630 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 10 21:16:30.630 INFO kablam! 
Aug 10 21:16:30.692 INFO kablam! warning: unused variable: `i`
Aug 10 21:16:30.692 INFO kablam!  --> src/main.rs:4:9
Aug 10 21:16:30.692 INFO kablam!   |
Aug 10 21:16:30.692 INFO kablam! 4 |     for i in 0..10{
Aug 10 21:16:30.692 INFO kablam!   |         ^ help: consider using `_i` instead
Aug 10 21:16:30.700 INFO kablam!   |
Aug 10 21:16:30.701 INFO kablam!   = note: #[warn(unused_variables)] on by default
Aug 10 21:16:30.701 INFO kablam! 
Aug 10 21:16:30.702 INFO kablam! warning: unused variable: `hello_world1`
Aug 10 21:16:30.702 INFO kablam!   --> src/main.rs:24:6
Aug 10 21:16:30.702 INFO kablam!    |
Aug 10 21:16:30.702 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Aug 10 21:16:30.702 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Aug 10 21:16:30.702 INFO kablam! 
Aug 10 21:16:30.703 INFO kablam! warning: unused variable: `hello_world2`
Aug 10 21:16:30.703 INFO kablam!   --> src/main.rs:28:6
Aug 10 21:16:30.703 INFO kablam!    |
Aug 10 21:16:30.703 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Aug 10 21:16:30.703 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Aug 10 21:16:30.703 INFO kablam! 
Aug 10 21:16:30.722 INFO kablam! warning: function is never used: `for_loop`
Aug 10 21:16:30.722 INFO kablam!  --> src/main.rs:1:1
Aug 10 21:16:30.722 INFO kablam!   |
Aug 10 21:16:30.722 INFO kablam! 1 | fn for_loop(){
Aug 10 21:16:30.722 INFO kablam!   | ^^^^^^^^^^^^^
Aug 10 21:16:30.728 INFO kablam!   |
Aug 10 21:16:30.728 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 10 21:16:30.729 INFO kablam! 
Aug 10 21:16:30.729 INFO kablam! warning: function is never used: `while_loop_with_vec`
Aug 10 21:16:30.729 INFO kablam!   --> src/main.rs:10:1
Aug 10 21:16:30.729 INFO kablam!    |
Aug 10 21:16:30.729 INFO kablam! 10 | fn while_loop_with_vec(){
Aug 10 21:16:30.729 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 10 21:16:30.730 INFO kablam! 
Aug 10 21:16:30.730 INFO kablam! warning: function is never used: `string_example`
Aug 10 21:16:30.730 INFO kablam!   --> src/main.rs:20:1
Aug 10 21:16:30.730 INFO kablam!    |
Aug 10 21:16:30.730 INFO kablam! 20 | fn string_example(){
Aug 10 21:16:30.730 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 10 21:16:30.731 INFO kablam! 
Aug 10 21:16:30.731 INFO kablam! warning: struct is never constructed: `Circle`
Aug 10 21:16:30.731 INFO kablam!   --> src/main.rs:31:1
Aug 10 21:16:30.731 INFO kablam!    |
Aug 10 21:16:30.731 INFO kablam! 31 | struct Circle{
Aug 10 21:16:30.731 INFO kablam!    | ^^^^^^^^^^^^^
Aug 10 21:16:30.732 INFO kablam! 
Aug 10 21:16:30.732 INFO kablam! warning: method is never used: `area`
Aug 10 21:16:30.732 INFO kablam!   --> src/main.rs:38:2
Aug 10 21:16:30.732 INFO kablam!    |
Aug 10 21:16:30.732 INFO kablam! 38 |     fn area(&self)->f64{
Aug 10 21:16:30.732 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 10 21:16:30.733 INFO kablam! 
Aug 10 21:16:30.733 INFO kablam! warning: function is never used: `circle_area`
Aug 10 21:16:30.733 INFO kablam!   --> src/main.rs:43:1
Aug 10 21:16:30.733 INFO kablam!    |
Aug 10 21:16:30.733 INFO kablam! 43 | fn circle_area(){ 
Aug 10 21:16:30.733 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 10 21:16:30.734 INFO kablam! 
Aug 10 21:16:30.763 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Aug 10 21:16:30.771 INFO kablam! su: No module specific data is present
Aug 10 21:16:31.308 INFO running `"docker" "rm" "-f" "e74cf84f657593a725ec655bf7dbb7a12b53e607e6704a21e07c0b4f243bf6d5"`
Aug 10 21:16:31.468 INFO blam! e74cf84f657593a725ec655bf7dbb7a12b53e607e6704a21e07c0b4f243bf6d5