Nov 04 14:12:56.587 INFO checking DaRavenox/Rust against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 14:12:56.587 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 14:12:58.259 INFO blam! 44aa9934e89e6ac77e1ed626d8e8a4a03271db1bfce4a3ea334b21a55d5a63e0
Nov 04 14:12:58.267 INFO running `"docker" "start" "-a" "44aa9934e89e6ac77e1ed626d8e8a4a03271db1bfce4a3ea334b21a55d5a63e0"`
Nov 04 14:12:59.248 INFO kablam! usermod: no changes
Nov 04 14:12:59.343 INFO kablam!     Checking hello_rust v0.0.1 (/source)
Nov 04 14:13:00.019 INFO kablam! warning: unused variable: `y`
Nov 04 14:13:00.019 INFO kablam!  --> src/main.rs:3:12
Nov 04 14:13:00.019 INFO kablam!   |
Nov 04 14:13:00.019 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 04 14:13:00.019 INFO kablam!   |               ^ help: consider using `_y` instead
Nov 04 14:13:00.019 INFO kablam!   |
Nov 04 14:13:00.019 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 04 14:13:00.019 INFO kablam! 
Nov 04 14:13:00.019 INFO kablam! warning: unused variable: `z`
Nov 04 14:13:00.019 INFO kablam!  --> src/main.rs:4:8
Nov 04 14:13:00.019 INFO kablam!   |
Nov 04 14:13:00.019 INFO kablam! 4 |       let z:i32; //We initialize a variable;
Nov 04 14:13:00.019 INFO kablam!   |           ^ help: consider using `_z` instead
Nov 04 14:13:00.019 INFO kablam! 
Nov 04 14:13:00.019 INFO kablam! warning: unused variable: `y`
Nov 04 14:13:00.019 INFO kablam!   --> src/main.rs:66:27
Nov 04 14:13:00.019 INFO kablam!    |
Nov 04 14:13:00.019 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 04 14:13:00.019 INFO kablam!    |                           ^ help: consider using `_y` instead
Nov 04 14:13:00.019 INFO kablam! 
Nov 04 14:13:00.019 INFO kablam! warning: unused variable: `z`
Nov 04 14:13:00.019 INFO kablam!   --> src/main.rs:66:35
Nov 04 14:13:00.019 INFO kablam!    |
Nov 04 14:13:00.019 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 04 14:13:00.019 INFO kablam!    |                                   ^ help: consider using `_z` instead
Nov 04 14:13:00.019 INFO kablam! 
Nov 04 14:13:00.019 INFO kablam! warning: unused variable: `x`
Nov 04 14:13:00.019 INFO kablam!   --> src/main.rs:78:13
Nov 04 14:13:00.019 INFO kablam!    |
Nov 04 14:13:00.019 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 04 14:13:00.019 INFO kablam!    |             ^ help: consider using `_x` instead
Nov 04 14:13:00.019 INFO kablam! 
Nov 04 14:13:00.027 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:13:00.027 INFO kablam!  --> src/main.rs:3:8
Nov 04 14:13:00.027 INFO kablam!   |
Nov 04 14:13:00.027 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 04 14:13:00.027 INFO kablam!   |           ----^
Nov 04 14:13:00.027 INFO kablam!   |           |
Nov 04 14:13:00.027 INFO kablam!   |           help: remove this `mut`
Nov 04 14:13:00.027 INFO kablam!   |
Nov 04 14:13:00.027 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 04 14:13:00.027 INFO kablam! 
Nov 04 14:13:00.027 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:13:00.027 INFO kablam!   --> src/main.rs:18:9
Nov 04 14:13:00.027 INFO kablam!    |
Nov 04 14:13:00.027 INFO kablam! 18 |           let mut x = 7;
Nov 04 14:13:00.027 INFO kablam!    |               ----^
Nov 04 14:13:00.027 INFO kablam!    |               |
Nov 04 14:13:00.027 INFO kablam!    |               help: remove this `mut`
Nov 04 14:13:00.027 INFO kablam! 
Nov 04 14:13:00.041 INFO kablam! warning: function is never used: `diverges`
Nov 04 14:13:00.041 INFO kablam!   --> src/main.rs:78:1
Nov 04 14:13:00.041 INFO kablam!    |
Nov 04 14:13:00.041 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 04 14:13:00.041 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 14:13:00.041 INFO kablam!    |
Nov 04 14:13:00.042 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 14:13:00.042 INFO kablam! 
Nov 04 14:13:00.042 INFO kablam! warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 04 14:13:00.042 INFO kablam!    --> src/main.rs:229:1
Nov 04 14:13:00.042 INFO kablam!     |
Nov 04 14:13:00.042 INFO kablam! 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 04 14:13:00.042 INFO kablam! 230 | |     v1[2] = 2;
Nov 04 14:13:00.042 INFO kablam! 231 | |     v2[2] = 2;
Nov 04 14:13:00.042 INFO kablam! 232 | | }
Nov 04 14:13:00.042 INFO kablam!     | |_^
Nov 04 14:13:00.042 INFO kablam!     |
Nov 04 14:13:00.042 INFO kablam!     = note: #[warn(non_snake_case)] on by default
Nov 04 14:13:00.043 INFO kablam! 
Nov 04 14:13:00.167 INFO kablam! warning: unused variable: `y`
Nov 04 14:13:00.167 INFO kablam!  --> src/main.rs:3:12
Nov 04 14:13:00.167 INFO kablam!   |
Nov 04 14:13:00.167 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 04 14:13:00.167 INFO kablam!   |               ^ help: consider using `_y` instead
Nov 04 14:13:00.167 INFO kablam!   |
Nov 04 14:13:00.167 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 04 14:13:00.167 INFO kablam! 
Nov 04 14:13:00.167 INFO kablam! warning: unused variable: `z`
Nov 04 14:13:00.167 INFO kablam!  --> src/main.rs:4:8
Nov 04 14:13:00.167 INFO kablam!   |
Nov 04 14:13:00.167 INFO kablam! 4 |       let z:i32; //We initialize a variable;
Nov 04 14:13:00.167 INFO kablam!   |           ^ help: consider using `_z` instead
Nov 04 14:13:00.167 INFO kablam! 
Nov 04 14:13:00.167 INFO kablam! warning: unused variable: `y`
Nov 04 14:13:00.167 INFO kablam!   --> src/main.rs:66:27
Nov 04 14:13:00.167 INFO kablam!    |
Nov 04 14:13:00.167 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 04 14:13:00.167 INFO kablam!    |                           ^ help: consider using `_y` instead
Nov 04 14:13:00.167 INFO kablam! 
Nov 04 14:13:00.167 INFO kablam! warning: unused variable: `z`
Nov 04 14:13:00.167 INFO kablam!   --> src/main.rs:66:35
Nov 04 14:13:00.167 INFO kablam!    |
Nov 04 14:13:00.167 INFO kablam! 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 04 14:13:00.167 INFO kablam!    |                                   ^ help: consider using `_z` instead
Nov 04 14:13:00.167 INFO kablam! 
Nov 04 14:13:00.167 INFO kablam! warning: unused variable: `x`
Nov 04 14:13:00.167 INFO kablam!   --> src/main.rs:78:13
Nov 04 14:13:00.167 INFO kablam!    |
Nov 04 14:13:00.167 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 04 14:13:00.167 INFO kablam!    |             ^ help: consider using `_x` instead
Nov 04 14:13:00.167 INFO kablam! 
Nov 04 14:13:00.179 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:13:00.179 INFO kablam!  --> src/main.rs:3:8
Nov 04 14:13:00.179 INFO kablam!   |
Nov 04 14:13:00.179 INFO kablam! 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 04 14:13:00.179 INFO kablam!   |           ----^
Nov 04 14:13:00.179 INFO kablam!   |           |
Nov 04 14:13:00.179 INFO kablam!   |           help: remove this `mut`
Nov 04 14:13:00.179 INFO kablam!   |
Nov 04 14:13:00.179 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 04 14:13:00.179 INFO kablam! 
Nov 04 14:13:00.179 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:13:00.179 INFO kablam!   --> src/main.rs:18:9
Nov 04 14:13:00.179 INFO kablam!    |
Nov 04 14:13:00.179 INFO kablam! 18 |           let mut x = 7;
Nov 04 14:13:00.179 INFO kablam!    |               ----^
Nov 04 14:13:00.179 INFO kablam!    |               |
Nov 04 14:13:00.179 INFO kablam!    |               help: remove this `mut`
Nov 04 14:13:00.179 INFO kablam! 
Nov 04 14:13:00.191 INFO kablam! warning: function is never used: `diverges`
Nov 04 14:13:00.191 INFO kablam!   --> src/main.rs:78:1
Nov 04 14:13:00.191 INFO kablam!    |
Nov 04 14:13:00.191 INFO kablam! 78 | fn diverges(x: i32) -> !{
Nov 04 14:13:00.191 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 14:13:00.191 INFO kablam!    |
Nov 04 14:13:00.191 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 14:13:00.191 INFO kablam! 
Nov 04 14:13:00.191 INFO kablam! warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 04 14:13:00.191 INFO kablam!    --> src/main.rs:229:1
Nov 04 14:13:00.191 INFO kablam!     |
Nov 04 14:13:00.191 INFO kablam! 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 04 14:13:00.191 INFO kablam! 230 | |     v1[2] = 2;
Nov 04 14:13:00.191 INFO kablam! 231 | |     v2[2] = 2;
Nov 04 14:13:00.191 INFO kablam! 232 | | }
Nov 04 14:13:00.191 INFO kablam!     | |_^
Nov 04 14:13:00.191 INFO kablam!     |
Nov 04 14:13:00.191 INFO kablam!     = note: #[warn(non_snake_case)] on by default
Nov 04 14:13:00.191 INFO kablam! 
Nov 04 14:13:00.205 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 04 14:13:00.213 INFO kablam! su: No module specific data is present
Nov 04 14:13:00.602 INFO running `"docker" "rm" "-f" "44aa9934e89e6ac77e1ed626d8e8a4a03271db1bfce4a3ea334b21a55d5a63e0"`
Nov 04 14:13:00.677 INFO blam! 44aa9934e89e6ac77e1ed626d8e8a4a03271db1bfce4a3ea334b21a55d5a63e0