Nov 28 14:03:10.630 INFO checking DaRavenox/Rust against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 14:03:10.631 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 14:03:10.880 INFO [stdout] 1a66424d75ef6594d61a46c92aec556fbb04a497dde6c50e7d32cb9d59911f2b
Nov 28 14:03:10.883 INFO running `"docker" "start" "-a" "1a66424d75ef6594d61a46c92aec556fbb04a497dde6c50e7d32cb9d59911f2b"`
Nov 28 14:03:11.440 INFO [stderr] usermod: no changes
Nov 28 14:03:11.504 INFO [stderr]     Checking hello_rust v0.0.1 (/source)
Nov 28 14:03:12.268 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.268 INFO [stderr]  --> src/main.rs:3:12
Nov 28 14:03:12.268 INFO [stderr]   |
Nov 28 14:03:12.268 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.268 INFO [stderr]   |               ^ help: consider using `_y` instead
Nov 28 14:03:12.268 INFO [stderr]   |
Nov 28 14:03:12.268 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 14:03:12.268 INFO [stderr] 
Nov 28 14:03:12.268 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.268 INFO [stderr]  --> src/main.rs:4:8
Nov 28 14:03:12.268 INFO [stderr]   |
Nov 28 14:03:12.268 INFO [stderr] 4 |       let z:i32; //We initialize a variable;
Nov 28 14:03:12.268 INFO [stderr]   |           ^ help: consider using `_z` instead
Nov 28 14:03:12.268 INFO [stderr] 
Nov 28 14:03:12.269 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.269 INFO [stderr]   --> src/main.rs:66:27
Nov 28 14:03:12.269 INFO [stderr]    |
Nov 28 14:03:12.269 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.269 INFO [stderr]    |                           ^ help: consider using `_y` instead
Nov 28 14:03:12.269 INFO [stderr] 
Nov 28 14:03:12.269 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.269 INFO [stderr]   --> src/main.rs:66:35
Nov 28 14:03:12.269 INFO [stderr]    |
Nov 28 14:03:12.269 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.269 INFO [stderr]    |                                   ^ help: consider using `_z` instead
Nov 28 14:03:12.269 INFO [stderr] 
Nov 28 14:03:12.269 INFO [stderr] warning: unused variable: `x`
Nov 28 14:03:12.269 INFO [stderr]   --> src/main.rs:78:13
Nov 28 14:03:12.269 INFO [stderr]    |
Nov 28 14:03:12.269 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.269 INFO [stderr]    |             ^ help: consider using `_x` instead
Nov 28 14:03:12.269 INFO [stderr] 
Nov 28 14:03:12.279 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.279 INFO [stderr]  --> src/main.rs:3:8
Nov 28 14:03:12.279 INFO [stderr]   |
Nov 28 14:03:12.279 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.279 INFO [stderr]   |           ----^
Nov 28 14:03:12.279 INFO [stderr]   |           |
Nov 28 14:03:12.279 INFO [stderr]   |           help: remove this `mut`
Nov 28 14:03:12.279 INFO [stderr]   |
Nov 28 14:03:12.279 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 14:03:12.282 INFO [stderr] 
Nov 28 14:03:12.283 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.283 INFO [stderr]   --> src/main.rs:18:9
Nov 28 14:03:12.283 INFO [stderr]    |
Nov 28 14:03:12.283 INFO [stderr] 18 |           let mut x = 7;
Nov 28 14:03:12.283 INFO [stderr]    |               ----^
Nov 28 14:03:12.283 INFO [stderr]    |               |
Nov 28 14:03:12.283 INFO [stderr]    |               help: remove this `mut`
Nov 28 14:03:12.284 INFO [stderr] 
Nov 28 14:03:12.298 INFO [stderr] warning: function is never used: `diverges`
Nov 28 14:03:12.299 INFO [stderr]   --> src/main.rs:78:1
Nov 28 14:03:12.299 INFO [stderr]    |
Nov 28 14:03:12.299 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.299 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:03:12.299 INFO [stderr]    |
Nov 28 14:03:12.299 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 14:03:12.299 INFO [stderr] 
Nov 28 14:03:12.300 INFO [stderr] warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 28 14:03:12.300 INFO [stderr]    --> src/main.rs:229:1
Nov 28 14:03:12.300 INFO [stderr]     |
Nov 28 14:03:12.300 INFO [stderr] 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 28 14:03:12.300 INFO [stderr] 230 | |     v1[2] = 2;
Nov 28 14:03:12.300 INFO [stderr] 231 | |     v2[2] = 2;
Nov 28 14:03:12.300 INFO [stderr] 232 | | }
Nov 28 14:03:12.300 INFO [stderr]     | |_^
Nov 28 14:03:12.300 INFO [stderr]     |
Nov 28 14:03:12.300 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 28 14:03:12.300 INFO [stderr] 
Nov 28 14:03:12.312 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.313 INFO [stderr]  --> src/main.rs:3:12
Nov 28 14:03:12.313 INFO [stderr]   |
Nov 28 14:03:12.314 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.314 INFO [stderr]   |               ^ help: consider using `_y` instead
Nov 28 14:03:12.315 INFO [stderr]   |
Nov 28 14:03:12.315 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 14:03:12.316 INFO [stderr] 
Nov 28 14:03:12.324 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.325 INFO [stderr]  --> src/main.rs:4:8
Nov 28 14:03:12.325 INFO [stderr]   |
Nov 28 14:03:12.326 INFO [stderr] 4 |       let z:i32; //We initialize a variable;
Nov 28 14:03:12.326 INFO [stderr]   |           ^ help: consider using `_z` instead
Nov 28 14:03:12.327 INFO [stderr] 
Nov 28 14:03:12.327 INFO [stderr] warning: unused variable: `y`
Nov 28 14:03:12.328 INFO [stderr]   --> src/main.rs:66:27
Nov 28 14:03:12.328 INFO [stderr]    |
Nov 28 14:03:12.329 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.329 INFO [stderr]    |                           ^ help: consider using `_y` instead
Nov 28 14:03:12.330 INFO [stderr] 
Nov 28 14:03:12.330 INFO [stderr] warning: unused variable: `z`
Nov 28 14:03:12.331 INFO [stderr]   --> src/main.rs:66:35
Nov 28 14:03:12.331 INFO [stderr]    |
Nov 28 14:03:12.332 INFO [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 {
Nov 28 14:03:12.332 INFO [stderr]    |                                   ^ help: consider using `_z` instead
Nov 28 14:03:12.333 INFO [stderr] 
Nov 28 14:03:12.333 INFO [stderr] warning: unused variable: `x`
Nov 28 14:03:12.334 INFO [stderr]   --> src/main.rs:78:13
Nov 28 14:03:12.334 INFO [stderr]    |
Nov 28 14:03:12.335 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.335 INFO [stderr]    |             ^ help: consider using `_x` instead
Nov 28 14:03:12.335 INFO [stderr] 
Nov 28 14:03:12.362 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.363 INFO [stderr]  --> src/main.rs:3:8
Nov 28 14:03:12.363 INFO [stderr]   |
Nov 28 14:03:12.364 INFO [stderr] 3 |       let mut y: i32 = 12; // mutable, this value CAN be changed;
Nov 28 14:03:12.364 INFO [stderr]   |           ----^
Nov 28 14:03:12.365 INFO [stderr]   |           |
Nov 28 14:03:12.365 INFO [stderr]   |           help: remove this `mut`
Nov 28 14:03:12.366 INFO [stderr]   |
Nov 28 14:03:12.366 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 14:03:12.367 INFO [stderr] 
Nov 28 14:03:12.367 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:03:12.368 INFO [stderr]   --> src/main.rs:18:9
Nov 28 14:03:12.368 INFO [stderr]    |
Nov 28 14:03:12.369 INFO [stderr] 18 |           let mut x = 7;
Nov 28 14:03:12.369 INFO [stderr]    |               ----^
Nov 28 14:03:12.370 INFO [stderr]    |               |
Nov 28 14:03:12.370 INFO [stderr]    |               help: remove this `mut`
Nov 28 14:03:12.371 INFO [stderr] 
Nov 28 14:03:12.384 INFO [stderr] warning: function is never used: `diverges`
Nov 28 14:03:12.384 INFO [stderr]   --> src/main.rs:78:1
Nov 28 14:03:12.385 INFO [stderr]    |
Nov 28 14:03:12.385 INFO [stderr] 78 | fn diverges(x: i32) -> !{
Nov 28 14:03:12.386 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:03:12.386 INFO [stderr]    |
Nov 28 14:03:12.387 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 14:03:12.387 INFO [stderr] 
Nov 28 14:03:12.389 INFO [stderr] warning: function `testBorrow` should have a snake case name such as `test_borrow`
Nov 28 14:03:12.389 INFO [stderr]    --> src/main.rs:229:1
Nov 28 14:03:12.389 INFO [stderr]     |
Nov 28 14:03:12.390 INFO [stderr] 229 | / fn testBorrow(v1: &mut Vec<i32>, v2: &mut Vec<i32>){
Nov 28 14:03:12.390 INFO [stderr] 230 | |     v1[2] = 2;
Nov 28 14:03:12.391 INFO [stderr] 231 | |     v2[2] = 2;
Nov 28 14:03:12.391 INFO [stderr] 232 | | }
Nov 28 14:03:12.392 INFO [stderr]     | |_^
Nov 28 14:03:12.392 INFO [stderr]     |
Nov 28 14:03:12.393 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 28 14:03:12.393 INFO [stderr] 
Nov 28 14:03:12.446 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Nov 28 14:03:12.448 INFO [stderr] su: No module specific data is present
Nov 28 14:03:13.311 INFO running `"docker" "inspect" "1a66424d75ef6594d61a46c92aec556fbb04a497dde6c50e7d32cb9d59911f2b"`
Nov 28 14:03:13.410 INFO running `"docker" "rm" "-f" "1a66424d75ef6594d61a46c92aec556fbb04a497dde6c50e7d32cb9d59911f2b"`
Nov 28 14:03:13.528 INFO [stdout] 1a66424d75ef6594d61a46c92aec556fbb04a497dde6c50e7d32cb9d59911f2b