Oct 13 01:54:00.397 INFO checking YoshikuniJujo/learn_rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 01:54:00.397 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 13 01:54:01.116 INFO blam! a6cd7c0f51c1fb578df79280a831f3575df75220907609921821bd86fa130827
Oct 13 01:54:01.121 INFO running `"docker" "start" "-a" "a6cd7c0f51c1fb578df79280a831f3575df75220907609921821bd86fa130827"`
Oct 13 01:54:02.356 INFO kablam! usermod: no changes
Oct 13 01:54:02.460 INFO kablam!     Checking learn_rust v0.1.0 (/source)
Oct 13 01:54:05.384 INFO kablam! warning: function is never used: `foo`
Oct 13 01:54:05.384 INFO kablam!   --> src/ownership.rs:26:1
Oct 13 01:54:05.384 INFO kablam!    |
Oct 13 01:54:05.384 INFO kablam! 26 | fn foo(v: Vec<i32>) -> Vec<i32> {
Oct 13 01:54:05.384 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:54:05.384 INFO kablam!    |
Oct 13 01:54:05.384 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:54:05.384 INFO kablam! 
Oct 13 01:54:06.198 INFO kablam! warning: value assigned to `x` is never read
Oct 13 01:54:06.198 INFO kablam!  --> src/mutability.rs:9:10
Oct 13 01:54:06.198 INFO kablam!   |
Oct 13 01:54:06.198 INFO kablam! 9 |     let mut x = 5;
Oct 13 01:54:06.199 INFO kablam!   |             ^
Oct 13 01:54:06.199 INFO kablam!   |
Oct 13 01:54:06.199 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 13 01:54:06.199 INFO kablam! 
Oct 13 01:54:06.199 INFO kablam! warning: variable `y` is assigned to, but never used
Oct 13 01:54:06.200 INFO kablam!   --> src/mutability.rs:13:10
Oct 13 01:54:06.200 INFO kablam!    |
Oct 13 01:54:06.200 INFO kablam! 13 |     let mut y = &mut x;
Oct 13 01:54:06.200 INFO kablam!    |             ^
Oct 13 01:54:06.201 INFO kablam!    |
Oct 13 01:54:06.201 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 01:54:06.201 INFO kablam!    = note: consider using `_y` instead
Oct 13 01:54:06.202 INFO kablam! 
Oct 13 01:54:06.202 INFO kablam! warning: value assigned to `y` is never read
Oct 13 01:54:06.202 INFO kablam!   --> src/mutability.rs:14:2
Oct 13 01:54:06.202 INFO kablam!    |
Oct 13 01:54:06.203 INFO kablam! 14 |     y = &mut z;
Oct 13 01:54:06.203 INFO kablam!    |     ^
Oct 13 01:54:06.203 INFO kablam! 
Oct 13 01:54:06.220 INFO kablam! warning: field is never used: `x`
Oct 13 01:54:06.220 INFO kablam!  --> src/mutability.rs:4:2
Oct 13 01:54:06.220 INFO kablam!   |
Oct 13 01:54:06.220 INFO kablam! 4 |     x: i32,
Oct 13 01:54:06.220 INFO kablam!   |     ^^^^^^
Oct 13 01:54:06.232 INFO kablam!   |
Oct 13 01:54:06.232 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 01:54:06.232 INFO kablam! 
Oct 13 01:54:07.662 INFO kablam! warning: function is never used: `foo`
Oct 13 01:54:07.662 INFO kablam!   --> src/ownership.rs:26:1
Oct 13 01:54:07.662 INFO kablam!    |
Oct 13 01:54:07.662 INFO kablam! 26 | fn foo(v: Vec<i32>) -> Vec<i32> {
Oct 13 01:54:07.662 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:54:07.684 INFO kablam!    |
Oct 13 01:54:07.685 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:54:07.685 INFO kablam! 
Oct 13 01:54:08.966 INFO kablam! warning: value assigned to `x` is never read
Oct 13 01:54:08.966 INFO kablam!  --> src/mutability.rs:9:10
Oct 13 01:54:08.967 INFO kablam!   |
Oct 13 01:54:08.967 INFO kablam! 9 |     let mut x = 5;
Oct 13 01:54:08.967 INFO kablam!   |             ^
Oct 13 01:54:09.008 INFO kablam!   |
Oct 13 01:54:09.008 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 13 01:54:09.008 INFO kablam! 
Oct 13 01:54:09.009 INFO kablam! warning: variable `y` is assigned to, but never used
Oct 13 01:54:09.009 INFO kablam!   --> src/mutability.rs:13:10
Oct 13 01:54:09.009 INFO kablam!    |
Oct 13 01:54:09.009 INFO kablam! 13 |     let mut y = &mut x;
Oct 13 01:54:09.009 INFO kablam!    |             ^
Oct 13 01:54:09.009 INFO kablam!    |
Oct 13 01:54:09.009 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 01:54:09.009 INFO kablam!    = note: consider using `_y` instead
Oct 13 01:54:09.009 INFO kablam! 
Oct 13 01:54:09.009 INFO kablam! warning: value assigned to `y` is never read
Oct 13 01:54:09.009 INFO kablam!   --> src/mutability.rs:14:2
Oct 13 01:54:09.009 INFO kablam!    |
Oct 13 01:54:09.009 INFO kablam! 14 |     y = &mut z;
Oct 13 01:54:09.010 INFO kablam!    |     ^
Oct 13 01:54:09.010 INFO kablam! 
Oct 13 01:54:09.012 INFO kablam! warning: field is never used: `x`
Oct 13 01:54:09.013 INFO kablam!  --> src/mutability.rs:4:2
Oct 13 01:54:09.013 INFO kablam!   |
Oct 13 01:54:09.013 INFO kablam! 4 |     x: i32,
Oct 13 01:54:09.013 INFO kablam!   |     ^^^^^^
Oct 13 01:54:09.013 INFO kablam!   |
Oct 13 01:54:09.013 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 01:54:09.013 INFO kablam! 
Oct 13 01:54:11.401 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.02s
Oct 13 01:54:11.409 INFO kablam! su: No module specific data is present
Oct 13 01:54:12.868 INFO running `"docker" "rm" "-f" "a6cd7c0f51c1fb578df79280a831f3575df75220907609921821bd86fa130827"`
Oct 13 01:54:13.175 INFO blam! a6cd7c0f51c1fb578df79280a831f3575df75220907609921821bd86fa130827