Nov 07 05:20:54.001 INFO checking DLeyland/Hello-Rust against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 05:20:54.001 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 07 05:20:54.470 INFO blam! 59e6a0f1f39fd790a23a2158f6bcbe9c6fd4219a73f335679806cd8df159995d
Nov 07 05:20:54.470 INFO running `"docker" "start" "-a" "59e6a0f1f39fd790a23a2158f6bcbe9c6fd4219a73f335679806cd8df159995d"`
Nov 07 05:20:55.949 INFO kablam! usermod: no changes
Nov 07 05:20:56.024 INFO kablam!     Checking hello_world v0.0.1 (/source)
Nov 07 05:20:56.568 INFO kablam! warning: unused variable: `i`
Nov 07 05:20:56.568 INFO kablam!  --> src/main.rs:4:9
Nov 07 05:20:56.568 INFO kablam!   |
Nov 07 05:20:56.568 INFO kablam! 4 |     for i in 0..10{
Nov 07 05:20:56.568 INFO kablam!   |         ^ help: consider using `_i` instead
Nov 07 05:20:56.568 INFO kablam!   |
Nov 07 05:20:56.568 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 07 05:20:56.568 INFO kablam! 
Nov 07 05:20:56.568 INFO kablam! warning: unused variable: `hello_world1`
Nov 07 05:20:56.568 INFO kablam!   --> src/main.rs:24:6
Nov 07 05:20:56.568 INFO kablam!    |
Nov 07 05:20:56.568 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Nov 07 05:20:56.568 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Nov 07 05:20:56.568 INFO kablam! 
Nov 07 05:20:56.568 INFO kablam! warning: unused variable: `hello_world2`
Nov 07 05:20:56.569 INFO kablam!   --> src/main.rs:28:6
Nov 07 05:20:56.569 INFO kablam!    |
Nov 07 05:20:56.569 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Nov 07 05:20:56.569 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Nov 07 05:20:56.569 INFO kablam! 
Nov 07 05:20:56.576 INFO kablam! warning: function is never used: `for_loop`
Nov 07 05:20:56.576 INFO kablam!  --> src/main.rs:1:1
Nov 07 05:20:56.576 INFO kablam!   |
Nov 07 05:20:56.576 INFO kablam! 1 | fn for_loop(){
Nov 07 05:20:56.576 INFO kablam!   | ^^^^^^^^^^^^^
Nov 07 05:20:56.576 INFO kablam!   |
Nov 07 05:20:56.576 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 07 05:20:56.576 INFO kablam! 
Nov 07 05:20:56.576 INFO kablam! warning: function is never used: `while_loop_with_vec`
Nov 07 05:20:56.576 INFO kablam!   --> src/main.rs:10:1
Nov 07 05:20:56.576 INFO kablam!    |
Nov 07 05:20:56.576 INFO kablam! 10 | fn while_loop_with_vec(){
Nov 07 05:20:56.576 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 05:20:56.576 INFO kablam! 
Nov 07 05:20:56.576 INFO kablam! warning: function is never used: `string_example`
Nov 07 05:20:56.576 INFO kablam!   --> src/main.rs:20:1
Nov 07 05:20:56.576 INFO kablam!    |
Nov 07 05:20:56.576 INFO kablam! 20 | fn string_example(){
Nov 07 05:20:56.576 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Nov 07 05:20:56.576 INFO kablam! 
Nov 07 05:20:56.576 INFO kablam! warning: struct is never constructed: `Circle`
Nov 07 05:20:56.576 INFO kablam!   --> src/main.rs:31:1
Nov 07 05:20:56.576 INFO kablam!    |
Nov 07 05:20:56.576 INFO kablam! 31 | struct Circle{
Nov 07 05:20:56.576 INFO kablam!    | ^^^^^^^^^^^^^
Nov 07 05:20:56.577 INFO kablam! 
Nov 07 05:20:56.577 INFO kablam! warning: method is never used: `area`
Nov 07 05:20:56.577 INFO kablam!   --> src/main.rs:38:2
Nov 07 05:20:56.577 INFO kablam!    |
Nov 07 05:20:56.577 INFO kablam! 38 |     fn area(&self)->f64{
Nov 07 05:20:56.577 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 07 05:20:56.577 INFO kablam! 
Nov 07 05:20:56.577 INFO kablam! warning: function is never used: `circle_area`
Nov 07 05:20:56.577 INFO kablam!   --> src/main.rs:43:1
Nov 07 05:20:56.577 INFO kablam!    |
Nov 07 05:20:56.577 INFO kablam! 43 | fn circle_area(){ 
Nov 07 05:20:56.577 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 07 05:20:56.577 INFO kablam! 
Nov 07 05:20:56.911 INFO kablam! warning: unused variable: `i`
Nov 07 05:20:56.911 INFO kablam!  --> src/main.rs:4:9
Nov 07 05:20:56.911 INFO kablam!   |
Nov 07 05:20:56.911 INFO kablam! 4 |     for i in 0..10{
Nov 07 05:20:56.912 INFO kablam!   |         ^ help: consider using `_i` instead
Nov 07 05:20:56.912 INFO kablam!   |
Nov 07 05:20:56.912 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 07 05:20:56.912 INFO kablam! 
Nov 07 05:20:56.912 INFO kablam! warning: unused variable: `hello_world1`
Nov 07 05:20:56.912 INFO kablam!   --> src/main.rs:24:6
Nov 07 05:20:56.912 INFO kablam!    |
Nov 07 05:20:56.912 INFO kablam! 24 |     let hello_world1 = hello + world1; //no ampersand needed to add a string and a &str
Nov 07 05:20:56.912 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world1` instead
Nov 07 05:20:56.912 INFO kablam! 
Nov 07 05:20:56.912 INFO kablam! warning: unused variable: `hello_world2`
Nov 07 05:20:56.912 INFO kablam!   --> src/main.rs:28:6
Nov 07 05:20:56.912 INFO kablam!    |
Nov 07 05:20:56.912 INFO kablam! 28 |     let hello_world2 = hello2 + &world2; //ampersand needed when adding two strings, to allow second string to deref into &str
Nov 07 05:20:56.913 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_hello_world2` instead
Nov 07 05:20:56.913 INFO kablam! 
Nov 07 05:20:56.923 INFO kablam! warning: function is never used: `for_loop`
Nov 07 05:20:56.923 INFO kablam!  --> src/main.rs:1:1
Nov 07 05:20:56.923 INFO kablam!   |
Nov 07 05:20:56.923 INFO kablam! 1 | fn for_loop(){
Nov 07 05:20:56.923 INFO kablam!   | ^^^^^^^^^^^^^
Nov 07 05:20:56.923 INFO kablam!   |
Nov 07 05:20:56.923 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 07 05:20:56.923 INFO kablam! 
Nov 07 05:20:56.923 INFO kablam! warning: function is never used: `while_loop_with_vec`
Nov 07 05:20:56.923 INFO kablam!   --> src/main.rs:10:1
Nov 07 05:20:56.923 INFO kablam!    |
Nov 07 05:20:56.923 INFO kablam! 10 | fn while_loop_with_vec(){
Nov 07 05:20:56.924 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 05:20:56.924 INFO kablam! 
Nov 07 05:20:56.924 INFO kablam! warning: function is never used: `string_example`
Nov 07 05:20:56.924 INFO kablam!   --> src/main.rs:20:1
Nov 07 05:20:56.924 INFO kablam!    |
Nov 07 05:20:56.924 INFO kablam! 20 | fn string_example(){
Nov 07 05:20:56.924 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Nov 07 05:20:56.924 INFO kablam! 
Nov 07 05:20:56.924 INFO kablam! warning: struct is never constructed: `Circle`
Nov 07 05:20:56.924 INFO kablam!   --> src/main.rs:31:1
Nov 07 05:20:56.924 INFO kablam!    |
Nov 07 05:20:56.924 INFO kablam! 31 | struct Circle{
Nov 07 05:20:56.924 INFO kablam!    | ^^^^^^^^^^^^^
Nov 07 05:20:56.924 INFO kablam! 
Nov 07 05:20:56.924 INFO kablam! warning: method is never used: `area`
Nov 07 05:20:56.924 INFO kablam!   --> src/main.rs:38:2
Nov 07 05:20:56.924 INFO kablam!    |
Nov 07 05:20:56.924 INFO kablam! 38 |     fn area(&self)->f64{
Nov 07 05:20:56.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 07 05:20:56.925 INFO kablam! 
Nov 07 05:20:56.925 INFO kablam! warning: function is never used: `circle_area`
Nov 07 05:20:56.925 INFO kablam!   --> src/main.rs:43:1
Nov 07 05:20:56.925 INFO kablam!    |
Nov 07 05:20:56.925 INFO kablam! 43 | fn circle_area(){ 
Nov 07 05:20:56.925 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 07 05:20:56.925 INFO kablam! 
Nov 07 05:20:56.973 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Nov 07 05:20:56.976 INFO kablam! su: No module specific data is present
Nov 07 05:20:58.032 INFO running `"docker" "rm" "-f" "59e6a0f1f39fd790a23a2158f6bcbe9c6fd4219a73f335679806cd8df159995d"`
Nov 07 05:20:58.400 INFO blam! 59e6a0f1f39fd790a23a2158f6bcbe9c6fd4219a73f335679806cd8df159995d