Nov 28 14:03:10.559 INFO checking DaRavenox/Rust against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 14:03:10.560 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 14:03:10.812 INFO [stdout] e35a0c407f8ebff5565659ba115bf325364054e35fa640a6aed2fdacd992e016
Nov 28 14:03:10.820 INFO running `"docker" "start" "-a" "e35a0c407f8ebff5565659ba115bf325364054e35fa640a6aed2fdacd992e016"`
Nov 28 14:03:11.422 INFO [stderr] usermod: no changes
Nov 28 14:03:11.492 INFO [stderr]     Checking hello_rust v0.0.1 (/source)
Nov 28 14:03:12.522 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.522 INFO [stderr]  --> src/main.rs:3:12
Nov 28 14:03:12.522 INFO [stderr]   |
Nov 28 14:03:12.522 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.522 INFO [stderr]   |               ^ help: consider using `_y` instead
Nov 28 14:03:12.522 INFO [stderr]   |
Nov 28 14:03:12.522 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 14:03:12.522 INFO [stderr] 
Nov 28 14:03:12.522 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.522 INFO [stderr]  --> src/main.rs:4:8
Nov 28 14:03:12.522 INFO [stderr]   |
Nov 28 14:03:12.522 INFO [stderr] 4 |       let z:i32; //We initialize a variable;
Nov 28 14:03:12.522 INFO [stderr]   |           ^ help: consider using `_z` instead
Nov 28 14:03:12.522 INFO [stderr] 
Nov 28 14:03:12.522 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.522 INFO [stderr]   --> src/main.rs:66:27
Nov 28 14:03:12.522 INFO [stderr]    |
Nov 28 14:03:12.523 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.523 INFO [stderr]    |                           ^ help: consider using `_y` instead
Nov 28 14:03:12.523 INFO [stderr] 
Nov 28 14:03:12.523 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.523 INFO [stderr]   --> src/main.rs:66:35
Nov 28 14:03:12.523 INFO [stderr]    |
Nov 28 14:03:12.523 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.523 INFO [stderr]    |                                   ^ help: consider using `_z` instead
Nov 28 14:03:12.523 INFO [stderr] 
Nov 28 14:03:12.523 INFO [stderr] warning: unused variable: `x`
Nov 28 14:03:12.523 INFO [stderr]   --> src/main.rs:78:13
Nov 28 14:03:12.523 INFO [stderr]    |
Nov 28 14:03:12.523 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.523 INFO [stderr]    |             ^ help: consider using `_x` instead
Nov 28 14:03:12.523 INFO [stderr] 
Nov 28 14:03:12.532 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.532 INFO [stderr]  --> src/main.rs:3:8
Nov 28 14:03:12.532 INFO [stderr]   |
Nov 28 14:03:12.532 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.532 INFO [stderr]   |           ----^
Nov 28 14:03:12.532 INFO [stderr]   |           |
Nov 28 14:03:12.533 INFO [stderr]   |           help: remove this `mut`
Nov 28 14:03:12.533 INFO [stderr]   |
Nov 28 14:03:12.533 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 14:03:12.533 INFO [stderr] 
Nov 28 14:03:12.533 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.533 INFO [stderr]   --> src/main.rs:18:9
Nov 28 14:03:12.533 INFO [stderr]    |
Nov 28 14:03:12.533 INFO [stderr] 18 |           let mut x = 7;
Nov 28 14:03:12.533 INFO [stderr]    |               ----^
Nov 28 14:03:12.533 INFO [stderr]    |               |
Nov 28 14:03:12.533 INFO [stderr]    |               help: remove this `mut`
Nov 28 14:03:12.533 INFO [stderr] 
Nov 28 14:03:12.548 INFO [stderr] warning: function is never used: `diverges`
Nov 28 14:03:12.548 INFO [stderr]   --> src/main.rs:78:1
Nov 28 14:03:12.548 INFO [stderr]    |
Nov 28 14:03:12.548 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.548 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:03:12.548 INFO [stderr]    |
Nov 28 14:03:12.549 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 14:03:12.549 INFO [stderr] 
Nov 28 14:03:12.550 INFO [stderr] warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 28 14:03:12.550 INFO [stderr]    --> src/main.rs:229:1
Nov 28 14:03:12.550 INFO [stderr]     |
Nov 28 14:03:12.550 INFO [stderr] 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 28 14:03:12.550 INFO [stderr] 230 | |     v1[2] = 2;
Nov 28 14:03:12.550 INFO [stderr] 231 | |     v2[2] = 2;
Nov 28 14:03:12.550 INFO [stderr] 232 | | }
Nov 28 14:03:12.551 INFO [stderr]     | |_^
Nov 28 14:03:12.551 INFO [stderr]     |
Nov 28 14:03:12.551 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 28 14:03:12.551 INFO [stderr] 
Nov 28 14:03:12.554 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.554 INFO [stderr]  --> src/main.rs:3:12
Nov 28 14:03:12.554 INFO [stderr]   |
Nov 28 14:03:12.554 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.554 INFO [stderr]   |               ^ help: consider using `_y` instead
Nov 28 14:03:12.555 INFO [stderr]   |
Nov 28 14:03:12.555 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 14:03:12.555 INFO [stderr] 
Nov 28 14:03:12.556 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.556 INFO [stderr]  --> src/main.rs:4:8
Nov 28 14:03:12.556 INFO [stderr]   |
Nov 28 14:03:12.556 INFO [stderr] 4 |       let z:i32; //We initialize a variable;
Nov 28 14:03:12.556 INFO [stderr]   |           ^ help: consider using `_z` instead
Nov 28 14:03:12.557 INFO [stderr] 
Nov 28 14:03:12.557 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.557 INFO [stderr]   --> src/main.rs:66:27
Nov 28 14:03:12.557 INFO [stderr]    |
Nov 28 14:03:12.557 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.557 INFO [stderr]    |                           ^ help: consider using `_y` instead
Nov 28 14:03:12.557 INFO [stderr] 
Nov 28 14:03:12.558 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.558 INFO [stderr]   --> src/main.rs:66:35
Nov 28 14:03:12.558 INFO [stderr]    |
Nov 28 14:03:12.558 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.558 INFO [stderr]    |                                   ^ help: consider using `_z` instead
Nov 28 14:03:12.558 INFO [stderr] 
Nov 28 14:03:12.559 INFO [stderr] warning: unused variable: `x`
Nov 28 14:03:12.559 INFO [stderr]   --> src/main.rs:78:13
Nov 28 14:03:12.559 INFO [stderr]    |
Nov 28 14:03:12.559 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.559 INFO [stderr]    |             ^ help: consider using `_x` instead
Nov 28 14:03:12.559 INFO [stderr] 
Nov 28 14:03:12.576 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.576 INFO [stderr]  --> src/main.rs:3:8
Nov 28 14:03:12.576 INFO [stderr]   |
Nov 28 14:03:12.576 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.576 INFO [stderr]   |           ----^
Nov 28 14:03:12.576 INFO [stderr]   |           |
Nov 28 14:03:12.576 INFO [stderr]   |           help: remove this `mut`
Nov 28 14:03:12.576 INFO [stderr]   |
Nov 28 14:03:12.576 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 14:03:12.576 INFO [stderr] 
Nov 28 14:03:12.576 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.576 INFO [stderr]   --> src/main.rs:18:9
Nov 28 14:03:12.576 INFO [stderr]    |
Nov 28 14:03:12.576 INFO [stderr] 18 |           let mut x = 7;
Nov 28 14:03:12.576 INFO [stderr]    |               ----^
Nov 28 14:03:12.576 INFO [stderr]    |               |
Nov 28 14:03:12.576 INFO [stderr]    |               help: remove this `mut`
Nov 28 14:03:12.576 INFO [stderr] 
Nov 28 14:03:12.595 INFO [stderr] warning: function is never used: `diverges`
Nov 28 14:03:12.595 INFO [stderr]   --> src/main.rs:78:1
Nov 28 14:03:12.595 INFO [stderr]    |
Nov 28 14:03:12.595 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.595 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:03:12.595 INFO [stderr]    |
Nov 28 14:03:12.595 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 14:03:12.595 INFO [stderr] 
Nov 28 14:03:12.595 INFO [stderr] warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 28 14:03:12.595 INFO [stderr]    --> src/main.rs:229:1
Nov 28 14:03:12.595 INFO [stderr]     |
Nov 28 14:03:12.595 INFO [stderr] 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 28 14:03:12.595 INFO [stderr] 230 | |     v1[2] = 2;
Nov 28 14:03:12.595 INFO [stderr] 231 | |     v2[2] = 2;
Nov 28 14:03:12.595 INFO [stderr] 232 | | }
Nov 28 14:03:12.595 INFO [stderr]     | |_^
Nov 28 14:03:12.595 INFO [stderr]     |
Nov 28 14:03:12.595 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 28 14:03:12.595 INFO [stderr] 
Nov 28 14:03:12.628 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Nov 28 14:03:12.628 INFO [stderr] su: No module specific data is present
Nov 28 14:03:13.494 INFO running `"docker" "inspect" "e35a0c407f8ebff5565659ba115bf325364054e35fa640a6aed2fdacd992e016"`
Nov 28 14:03:13.610 INFO running `"docker" "rm" "-f" "e35a0c407f8ebff5565659ba115bf325364054e35fa640a6aed2fdacd992e016"`
Nov 28 14:03:13.716 INFO [stdout] e35a0c407f8ebff5565659ba115bf325364054e35fa640a6aed2fdacd992e016