Aug 29 21:35:10.397 INFO checking DLeyland/Hello-Rust against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 29 21:35:10.397 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 29 21:35:10.397 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/try#2d477f9981361618ac78253c28051a66b6cea125:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 21:35:10.614 INFO blam! d3c231b478b501b8498dd8124b884c4dce6f05086299e60e5444175d981db12c
Aug 29 21:35:10.616 INFO running `"docker" "start" "-a" "d3c231b478b501b8498dd8124b884c4dce6f05086299e60e5444175d981db12c"`
Aug 29 21:35:11.194 INFO kablam!     Checking hello_world v0.0.1 (file:///source)
Aug 29 21:35:11.628 INFO kablam! warning: unused variable: `i`
Aug 29 21:35:11.628 INFO kablam!  --> src/main.rs:4:9
Aug 29 21:35:11.628 INFO kablam!   |
Aug 29 21:35:11.628 INFO kablam! 4 |     for i in 0..10{
Aug 29 21:35:11.628 INFO kablam!   |         ^ help: consider using `_i` instead
Aug 29 21:35:11.628 INFO kablam!   |
Aug 29 21:35:11.628 INFO kablam!   = note: #[warn(unused_variables)] on by default
Aug 29 21:35:11.628 INFO kablam! 
Aug 29 21:35:11.629 INFO kablam! warning: unused variable: `hello_world1`
Aug 29 21:35:11.629 INFO kablam!   --> src/main.rs:24:6
Aug 29 21:35:11.629 INFO kablam!    |
Aug 29 21:35:11.629 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Aug 29 21:35:11.629 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Aug 29 21:35:11.629 INFO kablam! 
Aug 29 21:35:11.629 INFO kablam! warning: unused variable: `hello_world2`
Aug 29 21:35:11.629 INFO kablam!   --> src/main.rs:28:6
Aug 29 21:35:11.629 INFO kablam!    |
Aug 29 21:35:11.629 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Aug 29 21:35:11.630 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Aug 29 21:35:11.630 INFO kablam! 
Aug 29 21:35:11.645 INFO kablam! warning: function is never used: `for_loop`
Aug 29 21:35:11.645 INFO kablam!  --> src/main.rs:1:1
Aug 29 21:35:11.645 INFO kablam!   |
Aug 29 21:35:11.645 INFO kablam! 1 | fn for_loop(){
Aug 29 21:35:11.645 INFO kablam!   | ^^^^^^^^^^^^^
Aug 29 21:35:11.645 INFO kablam!   |
Aug 29 21:35:11.645 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 29 21:35:11.645 INFO kablam! 
Aug 29 21:35:11.646 INFO kablam! warning: function is never used: `while_loop_with_vec`
Aug 29 21:35:11.646 INFO kablam!   --> src/main.rs:10:1
Aug 29 21:35:11.646 INFO kablam!    |
Aug 29 21:35:11.646 INFO kablam! 10 | fn while_loop_with_vec(){
Aug 29 21:35:11.646 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 21:35:11.647 INFO kablam! 
Aug 29 21:35:11.647 INFO kablam! warning: function is never used: `string_example`
Aug 29 21:35:11.647 INFO kablam!   --> src/main.rs:20:1
Aug 29 21:35:11.647 INFO kablam!    |
Aug 29 21:35:11.647 INFO kablam! 20 | fn string_example(){
Aug 29 21:35:11.647 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 29 21:35:11.647 INFO kablam! 
Aug 29 21:35:11.647 INFO kablam! warning: struct is never constructed: `Circle`
Aug 29 21:35:11.647 INFO kablam!   --> src/main.rs:31:1
Aug 29 21:35:11.647 INFO kablam!    |
Aug 29 21:35:11.647 INFO kablam! 31 | struct Circle{
Aug 29 21:35:11.647 INFO kablam!    | ^^^^^^^^^^^^^
Aug 29 21:35:11.647 INFO kablam! 
Aug 29 21:35:11.647 INFO kablam! warning: method is never used: `area`
Aug 29 21:35:11.647 INFO kablam!   --> src/main.rs:38:2
Aug 29 21:35:11.647 INFO kablam!    |
Aug 29 21:35:11.647 INFO kablam! 38 |     fn area(&self)->f64{
Aug 29 21:35:11.647 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 29 21:35:11.647 INFO kablam! 
Aug 29 21:35:11.647 INFO kablam! warning: function is never used: `circle_area`
Aug 29 21:35:11.647 INFO kablam!   --> src/main.rs:43:1
Aug 29 21:35:11.647 INFO kablam!    |
Aug 29 21:35:11.647 INFO kablam! 43 | fn circle_area(){ 
Aug 29 21:35:11.647 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 29 21:35:11.647 INFO kablam! 
Aug 29 21:35:11.672 INFO kablam! warning: unused variable: `i`
Aug 29 21:35:11.672 INFO kablam!  --> src/main.rs:4:9
Aug 29 21:35:11.672 INFO kablam!   |
Aug 29 21:35:11.672 INFO kablam! 4 |     for i in 0..10{
Aug 29 21:35:11.672 INFO kablam!   |         ^ help: consider using `_i` instead
Aug 29 21:35:11.672 INFO kablam!   |
Aug 29 21:35:11.672 INFO kablam!   = note: #[warn(unused_variables)] on by default
Aug 29 21:35:11.672 INFO kablam! 
Aug 29 21:35:11.672 INFO kablam! warning: unused variable: `hello_world1`
Aug 29 21:35:11.672 INFO kablam!   --> src/main.rs:24:6
Aug 29 21:35:11.672 INFO kablam!    |
Aug 29 21:35:11.672 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Aug 29 21:35:11.672 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Aug 29 21:35:11.672 INFO kablam! 
Aug 29 21:35:11.673 INFO kablam! warning: unused variable: `hello_world2`
Aug 29 21:35:11.673 INFO kablam!   --> src/main.rs:28:6
Aug 29 21:35:11.673 INFO kablam!    |
Aug 29 21:35:11.673 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Aug 29 21:35:11.673 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Aug 29 21:35:11.673 INFO kablam! 
Aug 29 21:35:11.688 INFO kablam! warning: function is never used: `for_loop`
Aug 29 21:35:11.688 INFO kablam!  --> src/main.rs:1:1
Aug 29 21:35:11.688 INFO kablam!   |
Aug 29 21:35:11.688 INFO kablam! 1 | fn for_loop(){
Aug 29 21:35:11.688 INFO kablam!   | ^^^^^^^^^^^^^
Aug 29 21:35:11.689 INFO kablam!   |
Aug 29 21:35:11.689 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 29 21:35:11.689 INFO kablam! 
Aug 29 21:35:11.689 INFO kablam! warning: function is never used: `while_loop_with_vec`
Aug 29 21:35:11.689 INFO kablam!   --> src/main.rs:10:1
Aug 29 21:35:11.689 INFO kablam!    |
Aug 29 21:35:11.689 INFO kablam! 10 | fn while_loop_with_vec(){
Aug 29 21:35:11.689 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 21:35:11.689 INFO kablam! 
Aug 29 21:35:11.689 INFO kablam! warning: function is never used: `string_example`
Aug 29 21:35:11.689 INFO kablam!   --> src/main.rs:20:1
Aug 29 21:35:11.689 INFO kablam!    |
Aug 29 21:35:11.689 INFO kablam! 20 | fn string_example(){
Aug 29 21:35:11.689 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 29 21:35:11.689 INFO kablam! 
Aug 29 21:35:11.689 INFO kablam! warning: struct is never constructed: `Circle`
Aug 29 21:35:11.689 INFO kablam!   --> src/main.rs:31:1
Aug 29 21:35:11.689 INFO kablam!    |
Aug 29 21:35:11.689 INFO kablam! 31 | struct Circle{
Aug 29 21:35:11.689 INFO kablam!    | ^^^^^^^^^^^^^
Aug 29 21:35:11.689 INFO kablam! 
Aug 29 21:35:11.689 INFO kablam! warning: method is never used: `area`
Aug 29 21:35:11.689 INFO kablam!   --> src/main.rs:38:2
Aug 29 21:35:11.689 INFO kablam!    |
Aug 29 21:35:11.690 INFO kablam! 38 |     fn area(&self)->f64{
Aug 29 21:35:11.690 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 29 21:35:11.690 INFO kablam! 
Aug 29 21:35:11.690 INFO kablam! warning: function is never used: `circle_area`
Aug 29 21:35:11.690 INFO kablam!   --> src/main.rs:43:1
Aug 29 21:35:11.690 INFO kablam!    |
Aug 29 21:35:11.690 INFO kablam! 43 | fn circle_area(){ 
Aug 29 21:35:11.690 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 29 21:35:11.690 INFO kablam! 
Aug 29 21:35:11.707 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Aug 29 21:35:11.710 INFO kablam! su: No module specific data is present
Aug 29 21:35:12.094 INFO running `"docker" "rm" "-f" "d3c231b478b501b8498dd8124b884c4dce6f05086299e60e5444175d981db12c"`
Aug 29 21:35:12.253 INFO blam! d3c231b478b501b8498dd8124b884c4dce6f05086299e60e5444175d981db12c