Oct 31 19:16:10.738 INFO checking tperdue321/rust_basics against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 19:16:10.740 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 19:16:11.158 INFO blam! bc08e63b78ee4d317e5af9c8242dfed4e76596ed6a2df505e0d2e901118b5a39
Oct 31 19:16:11.168 INFO running `"docker" "start" "-a" "bc08e63b78ee4d317e5af9c8242dfed4e76596ed6a2df505e0d2e901118b5a39"`
Oct 31 19:16:12.187 INFO kablam! usermod: no changes
Oct 31 19:16:12.240 INFO kablam!     Checking basics v0.1.0 (/source)
Oct 31 19:16:12.584 INFO kablam! warning: unused variable: `a`
Oct 31 19:16:12.584 INFO kablam!  --> src/main.rs:9:9
Oct 31 19:16:12.584 INFO kablam!   |
Oct 31 19:16:12.585 INFO kablam! 9 |     let a: i32 = 1;
Oct 31 19:16:12.585 INFO kablam!   |         ^ help: consider using `_a` instead
Oct 31 19:16:12.585 INFO kablam!   |
Oct 31 19:16:12.585 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: variable `b` is assigned to, but never used
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:14:13
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 14 |     let mut b: i32 = 15;
Oct 31 19:16:12.585 INFO kablam!    |             ^
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam!    = note: consider using `_b` instead
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: value assigned to `b` is never read
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:15:5
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 15 |     b = 25;
Oct 31 19:16:12.585 INFO kablam!    |     ^
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: unused variable: `x`
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:17:9
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 17 |     let x: i32; // bindings need to be given a starting val. this is bad
Oct 31 19:16:12.585 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: value assigned to `x` is never read
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:38:13
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 38 |     let mut x: i32 = 1;
Oct 31 19:16:12.585 INFO kablam!    |             ^
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: unused variable: `y`
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:42:9
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 42 |     let y = 4;
Oct 31 19:16:12.585 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: unused variable: `y`
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:45:9
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 45 |     let y = "I can also be bound to text!"; // `y` is now of a different type.
Oct 31 19:16:12.585 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.585 INFO kablam! warning: unused variable: `x`
Oct 31 19:16:12.585 INFO kablam!   --> src/main.rs:60:9
Oct 31 19:16:12.585 INFO kablam!    |
Oct 31 19:16:12.585 INFO kablam! 60 |     let x = return_int_plus_1(1);
Oct 31 19:16:12.585 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 31 19:16:12.585 INFO kablam! 
Oct 31 19:16:12.587 INFO kablam! warning: function is never used: `diverges`
Oct 31 19:16:12.587 INFO kablam!   --> src/main.rs:93:1
Oct 31 19:16:12.587 INFO kablam!    |
Oct 31 19:16:12.587 INFO kablam! 93 | fn diverges() -> ! {
Oct 31 19:16:12.587 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Oct 31 19:16:12.587 INFO kablam!    |
Oct 31 19:16:12.587 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 19:16:12.588 INFO kablam! 
Oct 31 19:16:12.604 INFO kablam! warning: unused variable: `a`
Oct 31 19:16:12.604 INFO kablam!  --> src/main.rs:9:9
Oct 31 19:16:12.604 INFO kablam!   |
Oct 31 19:16:12.604 INFO kablam! 9 |     let a: i32 = 1;
Oct 31 19:16:12.604 INFO kablam!   |         ^ help: consider using `_a` instead
Oct 31 19:16:12.604 INFO kablam!   |
Oct 31 19:16:12.604 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 31 19:16:12.604 INFO kablam! 
Oct 31 19:16:12.604 INFO kablam! warning: variable `b` is assigned to, but never used
Oct 31 19:16:12.604 INFO kablam!   --> src/main.rs:14:13
Oct 31 19:16:12.604 INFO kablam!    |
Oct 31 19:16:12.604 INFO kablam! 14 |     let mut b: i32 = 15;
Oct 31 19:16:12.604 INFO kablam!    |             ^
Oct 31 19:16:12.604 INFO kablam!    |
Oct 31 19:16:12.604 INFO kablam!    = note: consider using `_b` instead
Oct 31 19:16:12.604 INFO kablam! 
Oct 31 19:16:12.605 INFO kablam! warning: value assigned to `b` is never read
Oct 31 19:16:12.605 INFO kablam!   --> src/main.rs:15:5
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam! 15 |     b = 25;
Oct 31 19:16:12.605 INFO kablam!    |     ^
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 31 19:16:12.605 INFO kablam! 
Oct 31 19:16:12.605 INFO kablam! warning: unused variable: `x`
Oct 31 19:16:12.605 INFO kablam!   --> src/main.rs:17:9
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam! 17 |     let x: i32; // bindings need to be given a starting val. this is bad
Oct 31 19:16:12.605 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 31 19:16:12.605 INFO kablam! 
Oct 31 19:16:12.605 INFO kablam! warning: value assigned to `x` is never read
Oct 31 19:16:12.605 INFO kablam!   --> src/main.rs:38:13
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam! 38 |     let mut x: i32 = 1;
Oct 31 19:16:12.605 INFO kablam!    |             ^
Oct 31 19:16:12.605 INFO kablam! 
Oct 31 19:16:12.605 INFO kablam! warning: unused variable: `y`
Oct 31 19:16:12.605 INFO kablam!   --> src/main.rs:42:9
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam! 42 |     let y = 4;
Oct 31 19:16:12.605 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 31 19:16:12.605 INFO kablam! 
Oct 31 19:16:12.605 INFO kablam! warning: unused variable: `y`
Oct 31 19:16:12.605 INFO kablam!   --> src/main.rs:45:9
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam! 45 |     let y = "I can also be bound to text!"; // `y` is now of a different type.
Oct 31 19:16:12.605 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 31 19:16:12.605 INFO kablam! 
Oct 31 19:16:12.605 INFO kablam! warning: unused variable: `x`
Oct 31 19:16:12.605 INFO kablam!   --> src/main.rs:60:9
Oct 31 19:16:12.605 INFO kablam!    |
Oct 31 19:16:12.605 INFO kablam! 60 |     let x = return_int_plus_1(1);
Oct 31 19:16:12.605 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 31 19:16:12.605 INFO kablam! 
Oct 31 19:16:12.624 INFO kablam! warning: function is never used: `diverges`
Oct 31 19:16:12.624 INFO kablam!   --> src/main.rs:93:1
Oct 31 19:16:12.624 INFO kablam!    |
Oct 31 19:16:12.625 INFO kablam! 93 | fn diverges() -> ! {
Oct 31 19:16:12.625 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Oct 31 19:16:12.625 INFO kablam!    |
Oct 31 19:16:12.625 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 19:16:12.625 INFO kablam! 
Oct 31 19:16:12.643 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Oct 31 19:16:12.648 INFO kablam! su: No module specific data is present
Oct 31 19:16:13.590 INFO running `"docker" "rm" "-f" "bc08e63b78ee4d317e5af9c8242dfed4e76596ed6a2df505e0d2e901118b5a39"`
Oct 31 19:16:13.860 INFO blam! bc08e63b78ee4d317e5af9c8242dfed4e76596ed6a2df505e0d2e901118b5a39