Aug 29 20:33:49.455 INFO checking DLeyland/Hello-Rust against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 29 20:33:49.455 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 29 20:33:49.455 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-0/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 20:33:49.702 INFO blam! 6cad414ec99ecfc1a21702523893c73cf5bcece9b50c9510d520676fdc35bec3
Aug 29 20:33:49.704 INFO running `"docker" "start" "-a" "6cad414ec99ecfc1a21702523893c73cf5bcece9b50c9510d520676fdc35bec3"`
Aug 29 20:33:50.471 INFO kablam!     Checking hello_world v0.0.1 (file:///source)
Aug 29 20:33:50.956 INFO kablam! warning: unused variable: `i`
Aug 29 20:33:50.956 INFO kablam!  --> src/main.rs:4:9
Aug 29 20:33:50.956 INFO kablam!   |
Aug 29 20:33:50.956 INFO kablam! 4 |     for i in 0..10{
Aug 29 20:33:50.956 INFO kablam!   |         ^ help: consider using `_i` instead
Aug 29 20:33:50.956 INFO kablam!   |
Aug 29 20:33:50.956 INFO kablam!   = note: #[warn(unused_variables)] on by default
Aug 29 20:33:50.956 INFO kablam! 
Aug 29 20:33:50.957 INFO kablam! warning: unused variable: `hello_world1`
Aug 29 20:33:50.957 INFO kablam!   --> src/main.rs:24:6
Aug 29 20:33:50.957 INFO kablam!    |
Aug 29 20:33:50.957 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Aug 29 20:33:50.957 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Aug 29 20:33:50.957 INFO kablam! 
Aug 29 20:33:50.957 INFO kablam! warning: unused variable: `hello_world2`
Aug 29 20:33:50.957 INFO kablam!   --> src/main.rs:28:6
Aug 29 20:33:50.957 INFO kablam!    |
Aug 29 20:33:50.957 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Aug 29 20:33:50.958 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Aug 29 20:33:50.958 INFO kablam! 
Aug 29 20:33:50.974 INFO kablam! warning: function is never used: `for_loop`
Aug 29 20:33:50.975 INFO kablam!  --> src/main.rs:1:1
Aug 29 20:33:50.975 INFO kablam!   |
Aug 29 20:33:50.975 INFO kablam! 1 | fn for_loop(){
Aug 29 20:33:50.975 INFO kablam!   | ^^^^^^^^^^^^^
Aug 29 20:33:50.975 INFO kablam!   |
Aug 29 20:33:50.975 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 29 20:33:50.975 INFO kablam! 
Aug 29 20:33:50.975 INFO kablam! warning: function is never used: `while_loop_with_vec`
Aug 29 20:33:50.975 INFO kablam!   --> src/main.rs:10:1
Aug 29 20:33:50.975 INFO kablam!    |
Aug 29 20:33:50.975 INFO kablam! 10 | fn while_loop_with_vec(){
Aug 29 20:33:50.975 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 20:33:50.975 INFO kablam! 
Aug 29 20:33:50.975 INFO kablam! warning: function is never used: `string_example`
Aug 29 20:33:50.975 INFO kablam!   --> src/main.rs:20:1
Aug 29 20:33:50.975 INFO kablam!    |
Aug 29 20:33:50.975 INFO kablam! 20 | fn string_example(){
Aug 29 20:33:50.975 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 29 20:33:50.975 INFO kablam! 
Aug 29 20:33:50.975 INFO kablam! warning: struct is never constructed: `Circle`
Aug 29 20:33:50.975 INFO kablam!   --> src/main.rs:31:1
Aug 29 20:33:50.975 INFO kablam!    |
Aug 29 20:33:50.976 INFO kablam! 31 | struct Circle{
Aug 29 20:33:50.976 INFO kablam!    | ^^^^^^^^^^^^^
Aug 29 20:33:50.976 INFO kablam! 
Aug 29 20:33:50.976 INFO kablam! warning: method is never used: `area`
Aug 29 20:33:50.976 INFO kablam!   --> src/main.rs:38:2
Aug 29 20:33:50.976 INFO kablam!    |
Aug 29 20:33:50.976 INFO kablam! 38 |     fn area(&self)->f64{
Aug 29 20:33:50.976 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 29 20:33:50.976 INFO kablam! 
Aug 29 20:33:50.976 INFO kablam! warning: function is never used: `circle_area`
Aug 29 20:33:50.976 INFO kablam!   --> src/main.rs:43:1
Aug 29 20:33:50.976 INFO kablam!    |
Aug 29 20:33:50.976 INFO kablam! 43 | fn circle_area(){ 
Aug 29 20:33:50.976 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 29 20:33:50.976 INFO kablam! 
Aug 29 20:33:50.994 INFO kablam! warning: unused variable: `i`
Aug 29 20:33:50.994 INFO kablam!  --> src/main.rs:4:9
Aug 29 20:33:50.995 INFO kablam!   |
Aug 29 20:33:50.995 INFO kablam! 4 |     for i in 0..10{
Aug 29 20:33:50.995 INFO kablam!   |         ^ help: consider using `_i` instead
Aug 29 20:33:50.995 INFO kablam!   |
Aug 29 20:33:50.995 INFO kablam!   = note: #[warn(unused_variables)] on by default
Aug 29 20:33:50.995 INFO kablam! 
Aug 29 20:33:50.995 INFO kablam! warning: unused variable: `hello_world1`
Aug 29 20:33:50.995 INFO kablam!   --> src/main.rs:24:6
Aug 29 20:33:50.995 INFO kablam!    |
Aug 29 20:33:50.995 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Aug 29 20:33:50.995 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Aug 29 20:33:50.995 INFO kablam! 
Aug 29 20:33:50.995 INFO kablam! warning: unused variable: `hello_world2`
Aug 29 20:33:50.995 INFO kablam!   --> src/main.rs:28:6
Aug 29 20:33:50.995 INFO kablam!    |
Aug 29 20:33:50.995 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Aug 29 20:33:50.995 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Aug 29 20:33:50.995 INFO kablam! 
Aug 29 20:33:51.009 INFO kablam! warning: function is never used: `for_loop`
Aug 29 20:33:51.009 INFO kablam!  --> src/main.rs:1:1
Aug 29 20:33:51.009 INFO kablam!   |
Aug 29 20:33:51.009 INFO kablam! 1 | fn for_loop(){
Aug 29 20:33:51.009 INFO kablam!   | ^^^^^^^^^^^^^
Aug 29 20:33:51.009 INFO kablam!   |
Aug 29 20:33:51.009 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 29 20:33:51.009 INFO kablam! 
Aug 29 20:33:51.009 INFO kablam! warning: function is never used: `while_loop_with_vec`
Aug 29 20:33:51.009 INFO kablam!   --> src/main.rs:10:1
Aug 29 20:33:51.009 INFO kablam!    |
Aug 29 20:33:51.009 INFO kablam! 10 | fn while_loop_with_vec(){
Aug 29 20:33:51.010 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 20:33:51.010 INFO kablam! 
Aug 29 20:33:51.010 INFO kablam! warning: function is never used: `string_example`
Aug 29 20:33:51.010 INFO kablam!   --> src/main.rs:20:1
Aug 29 20:33:51.010 INFO kablam!    |
Aug 29 20:33:51.010 INFO kablam! 20 | fn string_example(){
Aug 29 20:33:51.010 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 29 20:33:51.010 INFO kablam! 
Aug 29 20:33:51.010 INFO kablam! warning: struct is never constructed: `Circle`
Aug 29 20:33:51.010 INFO kablam!   --> src/main.rs:31:1
Aug 29 20:33:51.010 INFO kablam!    |
Aug 29 20:33:51.010 INFO kablam! 31 | struct Circle{
Aug 29 20:33:51.010 INFO kablam!    | ^^^^^^^^^^^^^
Aug 29 20:33:51.010 INFO kablam! 
Aug 29 20:33:51.010 INFO kablam! warning: method is never used: `area`
Aug 29 20:33:51.010 INFO kablam!   --> src/main.rs:38:2
Aug 29 20:33:51.010 INFO kablam!    |
Aug 29 20:33:51.010 INFO kablam! 38 |     fn area(&self)->f64{
Aug 29 20:33:51.010 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 29 20:33:51.010 INFO kablam! 
Aug 29 20:33:51.010 INFO kablam! warning: function is never used: `circle_area`
Aug 29 20:33:51.011 INFO kablam!   --> src/main.rs:43:1
Aug 29 20:33:51.011 INFO kablam!    |
Aug 29 20:33:51.011 INFO kablam! 43 | fn circle_area(){ 
Aug 29 20:33:51.011 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 29 20:33:51.011 INFO kablam! 
Aug 29 20:33:51.029 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Aug 29 20:33:51.033 INFO kablam! su: No module specific data is present
Aug 29 20:33:51.490 INFO running `"docker" "rm" "-f" "6cad414ec99ecfc1a21702523893c73cf5bcece9b50c9510d520676fdc35bec3"`
Aug 29 20:33:51.594 INFO blam! 6cad414ec99ecfc1a21702523893c73cf5bcece9b50c9510d520676fdc35bec3