Nov 02 22:10:30.871 INFO checking DaRavenox/Rust against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 22:10:30.871 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-1/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 22:10:37.321 INFO blam! 24dba4e37aac237a9d4e572445030ef8067f4f98c870affdd98042bf90f9404f
Nov 02 22:10:37.321 INFO running `"docker" "start" "-a" "24dba4e37aac237a9d4e572445030ef8067f4f98c870affdd98042bf90f9404f"`
Nov 02 22:10:37.884 INFO kablam! usermod: no changes
Nov 02 22:10:37.915 INFO kablam!     Checking hello_rust v0.0.1 (/source)
Nov 02 22:10:38.452 INFO kablam! warning: unused variable: `y`
Nov 02 22:10:38.452 INFO kablam!  --> src/main.rs:3:12
Nov 02 22:10:38.452 INFO kablam!   |
Nov 02 22:10:38.452 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 02 22:10:38.452 INFO kablam!   |               ^ help: consider using `_y` instead
Nov 02 22:10:38.452 INFO kablam!   |
Nov 02 22:10:38.452 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 02 22:10:38.452 INFO kablam! 
Nov 02 22:10:38.452 INFO kablam! warning: unused variable: `z`
Nov 02 22:10:38.452 INFO kablam!  --> src/main.rs:4:8
Nov 02 22:10:38.452 INFO kablam!   |
Nov 02 22:10:38.452 INFO kablam! 4 |       let z:i32; //We initialize a variable;
Nov 02 22:10:38.452 INFO kablam!   |           ^ help: consider using `_z` instead
Nov 02 22:10:38.452 INFO kablam! 
Nov 02 22:10:38.452 INFO kablam! warning: unused variable: `y`
Nov 02 22:10:38.452 INFO kablam!   --> src/main.rs:66:27
Nov 02 22:10:38.452 INFO kablam!    |
Nov 02 22:10:38.453 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 02 22:10:38.453 INFO kablam!    |                           ^ help: consider using `_y` instead
Nov 02 22:10:38.453 INFO kablam! 
Nov 02 22:10:38.453 INFO kablam! warning: unused variable: `z`
Nov 02 22:10:38.453 INFO kablam!   --> src/main.rs:66:35
Nov 02 22:10:38.453 INFO kablam!    |
Nov 02 22:10:38.453 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 02 22:10:38.453 INFO kablam!    |                                   ^ help: consider using `_z` instead
Nov 02 22:10:38.453 INFO kablam! 
Nov 02 22:10:38.453 INFO kablam! warning: unused variable: `x`
Nov 02 22:10:38.453 INFO kablam!   --> src/main.rs:78:13
Nov 02 22:10:38.453 INFO kablam!    |
Nov 02 22:10:38.453 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 02 22:10:38.453 INFO kablam!    |             ^ help: consider using `_x` instead
Nov 02 22:10:38.453 INFO kablam! 
Nov 02 22:10:38.458 INFO kablam! warning: variable does not need to be mutable
Nov 02 22:10:38.458 INFO kablam!  --> src/main.rs:3:8
Nov 02 22:10:38.458 INFO kablam!   |
Nov 02 22:10:38.458 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 02 22:10:38.458 INFO kablam!   |           ----^
Nov 02 22:10:38.458 INFO kablam!   |           |
Nov 02 22:10:38.458 INFO kablam!   |           help: remove this `mut`
Nov 02 22:10:38.458 INFO kablam!   |
Nov 02 22:10:38.458 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 02 22:10:38.458 INFO kablam! 
Nov 02 22:10:38.458 INFO kablam! warning: variable does not need to be mutable
Nov 02 22:10:38.458 INFO kablam!   --> src/main.rs:18:9
Nov 02 22:10:38.458 INFO kablam!    |
Nov 02 22:10:38.458 INFO kablam! 18 |           let mut x = 7;
Nov 02 22:10:38.458 INFO kablam!    |               ----^
Nov 02 22:10:38.458 INFO kablam!    |               |
Nov 02 22:10:38.458 INFO kablam!    |               help: remove this `mut`
Nov 02 22:10:38.458 INFO kablam! 
Nov 02 22:10:38.473 INFO kablam! warning: function is never used: `diverges`
Nov 02 22:10:38.473 INFO kablam!   --> src/main.rs:78:1
Nov 02 22:10:38.473 INFO kablam!    |
Nov 02 22:10:38.473 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 02 22:10:38.473 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 22:10:38.473 INFO kablam!    |
Nov 02 22:10:38.473 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 22:10:38.473 INFO kablam! 
Nov 02 22:10:38.474 INFO kablam! warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 02 22:10:38.474 INFO kablam!    --> src/main.rs:229:1
Nov 02 22:10:38.474 INFO kablam!     |
Nov 02 22:10:38.474 INFO kablam! 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 02 22:10:38.474 INFO kablam! 230 | |     v1[2] = 2;
Nov 02 22:10:38.474 INFO kablam! 231 | |     v2[2] = 2;
Nov 02 22:10:38.474 INFO kablam! 232 | | }
Nov 02 22:10:38.474 INFO kablam!     | |_^
Nov 02 22:10:38.474 INFO kablam!     |
Nov 02 22:10:38.474 INFO kablam!     = note: #[warn(non_snake_case)] on by default
Nov 02 22:10:38.474 INFO kablam! 
Nov 02 22:10:38.496 INFO kablam! warning: unused variable: `y`
Nov 02 22:10:38.496 INFO kablam!  --> src/main.rs:3:12
Nov 02 22:10:38.496 INFO kablam!   |
Nov 02 22:10:38.496 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 02 22:10:38.496 INFO kablam!   |               ^ help: consider using `_y` instead
Nov 02 22:10:38.496 INFO kablam!   |
Nov 02 22:10:38.496 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 02 22:10:38.496 INFO kablam! 
Nov 02 22:10:38.496 INFO kablam! warning: unused variable: `z`
Nov 02 22:10:38.496 INFO kablam!  --> src/main.rs:4:8
Nov 02 22:10:38.496 INFO kablam!   |
Nov 02 22:10:38.496 INFO kablam! 4 |       let z:i32; //We initialize a variable;
Nov 02 22:10:38.496 INFO kablam!   |           ^ help: consider using `_z` instead
Nov 02 22:10:38.496 INFO kablam! 
Nov 02 22:10:38.496 INFO kablam! warning: unused variable: `y`
Nov 02 22:10:38.496 INFO kablam!   --> src/main.rs:66:27
Nov 02 22:10:38.496 INFO kablam!    |
Nov 02 22:10:38.496 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 02 22:10:38.496 INFO kablam!    |                           ^ help: consider using `_y` instead
Nov 02 22:10:38.496 INFO kablam! 
Nov 02 22:10:38.496 INFO kablam! warning: unused variable: `z`
Nov 02 22:10:38.496 INFO kablam!   --> src/main.rs:66:35
Nov 02 22:10:38.496 INFO kablam!    |
Nov 02 22:10:38.496 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 02 22:10:38.496 INFO kablam!    |                                   ^ help: consider using `_z` instead
Nov 02 22:10:38.496 INFO kablam! 
Nov 02 22:10:38.496 INFO kablam! warning: unused variable: `x`
Nov 02 22:10:38.496 INFO kablam!   --> src/main.rs:78:13
Nov 02 22:10:38.496 INFO kablam!    |
Nov 02 22:10:38.496 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 02 22:10:38.496 INFO kablam!    |             ^ help: consider using `_x` instead
Nov 02 22:10:38.496 INFO kablam! 
Nov 02 22:10:38.502 INFO kablam! warning: variable does not need to be mutable
Nov 02 22:10:38.502 INFO kablam!  --> src/main.rs:3:8
Nov 02 22:10:38.502 INFO kablam!   |
Nov 02 22:10:38.502 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 02 22:10:38.503 INFO kablam!   |           ----^
Nov 02 22:10:38.503 INFO kablam!   |           |
Nov 02 22:10:38.503 INFO kablam!   |           help: remove this `mut`
Nov 02 22:10:38.503 INFO kablam!   |
Nov 02 22:10:38.503 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 02 22:10:38.503 INFO kablam! 
Nov 02 22:10:38.503 INFO kablam! warning: variable does not need to be mutable
Nov 02 22:10:38.503 INFO kablam!   --> src/main.rs:18:9
Nov 02 22:10:38.503 INFO kablam!    |
Nov 02 22:10:38.503 INFO kablam! 18 |           let mut x = 7;
Nov 02 22:10:38.503 INFO kablam!    |               ----^
Nov 02 22:10:38.503 INFO kablam!    |               |
Nov 02 22:10:38.503 INFO kablam!    |               help: remove this `mut`
Nov 02 22:10:38.503 INFO kablam! 
Nov 02 22:10:38.514 INFO kablam! warning: function is never used: `diverges`
Nov 02 22:10:38.514 INFO kablam!   --> src/main.rs:78:1
Nov 02 22:10:38.514 INFO kablam!    |
Nov 02 22:10:38.514 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 02 22:10:38.514 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 22:10:38.514 INFO kablam!    |
Nov 02 22:10:38.514 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 22:10:38.514 INFO kablam! 
Nov 02 22:10:38.514 INFO kablam! warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 02 22:10:38.514 INFO kablam!    --> src/main.rs:229:1
Nov 02 22:10:38.514 INFO kablam!     |
Nov 02 22:10:38.514 INFO kablam! 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 02 22:10:38.514 INFO kablam! 230 | |     v1[2] = 2;
Nov 02 22:10:38.514 INFO kablam! 231 | |     v2[2] = 2;
Nov 02 22:10:38.514 INFO kablam! 232 | | }
Nov 02 22:10:38.514 INFO kablam!     | |_^
Nov 02 22:10:38.514 INFO kablam!     |
Nov 02 22:10:38.514 INFO kablam!     = note: #[warn(non_snake_case)] on by default
Nov 02 22:10:38.514 INFO kablam! 
Nov 02 22:10:38.524 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Nov 02 22:10:38.531 INFO kablam! su: No module specific data is present
Nov 02 22:10:39.518 INFO running `"docker" "rm" "-f" "24dba4e37aac237a9d4e572445030ef8067f4f98c870affdd98042bf90f9404f"`
Nov 02 22:10:39.609 INFO blam! 24dba4e37aac237a9d4e572445030ef8067f4f98c870affdd98042bf90f9404f