Sep 10 09:47:30.266 INFO checking signpost-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 09:47:30.266 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 09:47:30.266 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 09:47:30.455 INFO blam! 57a6aa01589354aabc624a1603a08deaebf22169a0a8f97b807609c44b61a0f8
Sep 10 09:47:30.456 INFO running `"docker" "start" "-a" "57a6aa01589354aabc624a1603a08deaebf22169a0a8f97b807609c44b61a0f8"`
Sep 10 09:47:31.769 INFO kablam! usermod: no changes
Sep 10 09:47:31.788 INFO kablam!     Checking signpost v0.1.0 (file:///source)
Sep 10 09:47:31.958 INFO kablam! warning: unused variable: `code`
Sep 10 09:47:31.958 INFO kablam!   --> src/lib.rs:73:14
Sep 10 09:47:31.958 INFO kablam!    |
Sep 10 09:47:31.958 INFO kablam! 73 | pub fn start(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.958 INFO kablam!    |              ^^^^ help: consider using `_code` instead
Sep 10 09:47:31.958 INFO kablam!    |
Sep 10 09:47:31.958 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 09:47:31.958 INFO kablam! 
Sep 10 09:47:31.958 INFO kablam! warning: unused variable: `args`
Sep 10 09:47:31.958 INFO kablam!   --> src/lib.rs:73:25
Sep 10 09:47:31.958 INFO kablam!    |
Sep 10 09:47:31.958 INFO kablam! 73 | pub fn start(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.958 INFO kablam!    |                         ^^^^ help: consider using `_args` instead
Sep 10 09:47:31.958 INFO kablam! 
Sep 10 09:47:31.958 INFO kablam! warning: unused variable: `code`
Sep 10 09:47:31.958 INFO kablam!   --> src/lib.rs:75:12
Sep 10 09:47:31.958 INFO kablam!    |
Sep 10 09:47:31.958 INFO kablam! 75 | pub fn end(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.958 INFO kablam!    |            ^^^^ help: consider using `_code` instead
Sep 10 09:47:31.959 INFO kablam! 
Sep 10 09:47:31.959 INFO kablam! warning: unused variable: `args`
Sep 10 09:47:31.959 INFO kablam!   --> src/lib.rs:75:23
Sep 10 09:47:31.959 INFO kablam!    |
Sep 10 09:47:31.959 INFO kablam! 75 | pub fn end(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.959 INFO kablam!    |                       ^^^^ help: consider using `_args` instead
Sep 10 09:47:31.959 INFO kablam! 
Sep 10 09:47:31.959 INFO kablam! warning: unused variable: `code`
Sep 10 09:47:31.959 INFO kablam!   --> src/lib.rs:77:14
Sep 10 09:47:31.959 INFO kablam!    |
Sep 10 09:47:31.959 INFO kablam! 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.959 INFO kablam!    |              ^^^^ help: consider using `_code` instead
Sep 10 09:47:31.959 INFO kablam! 
Sep 10 09:47:31.959 INFO kablam! warning: unused variable: `args`
Sep 10 09:47:31.959 INFO kablam!   --> src/lib.rs:77:25
Sep 10 09:47:31.959 INFO kablam!    |
Sep 10 09:47:31.959 INFO kablam! 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.959 INFO kablam!    |                         ^^^^ help: consider using `_args` instead
Sep 10 09:47:31.959 INFO kablam! 
Sep 10 09:47:31.973 INFO kablam! warning: unused variable: `code`
Sep 10 09:47:31.973 INFO kablam!   --> src/lib.rs:73:14
Sep 10 09:47:31.973 INFO kablam!    |
Sep 10 09:47:31.973 INFO kablam! 73 | pub fn start(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.973 INFO kablam!    |              ^^^^ help: consider using `_code` instead
Sep 10 09:47:31.973 INFO kablam!    |
Sep 10 09:47:31.973 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 09:47:31.973 INFO kablam! 
Sep 10 09:47:31.973 INFO kablam! warning: unused variable: `args`
Sep 10 09:47:31.973 INFO kablam!   --> src/lib.rs:73:25
Sep 10 09:47:31.973 INFO kablam!    |
Sep 10 09:47:31.973 INFO kablam! 73 | pub fn start(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.973 INFO kablam!    |                         ^^^^ help: consider using `_args` instead
Sep 10 09:47:31.973 INFO kablam! 
Sep 10 09:47:31.973 INFO kablam! warning: unused variable: `code`
Sep 10 09:47:31.973 INFO kablam!   --> src/lib.rs:75:12
Sep 10 09:47:31.973 INFO kablam!    |
Sep 10 09:47:31.973 INFO kablam! 75 | pub fn end(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.973 INFO kablam!    |            ^^^^ help: consider using `_code` instead
Sep 10 09:47:31.973 INFO kablam! 
Sep 10 09:47:31.974 INFO kablam! warning: unused variable: `args`
Sep 10 09:47:31.974 INFO kablam!   --> src/lib.rs:75:23
Sep 10 09:47:31.974 INFO kablam!    |
Sep 10 09:47:31.974 INFO kablam! 75 | pub fn end(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.974 INFO kablam!    |                       ^^^^ help: consider using `_args` instead
Sep 10 09:47:31.974 INFO kablam! 
Sep 10 09:47:31.974 INFO kablam! warning: unused variable: `code`
Sep 10 09:47:31.974 INFO kablam!   --> src/lib.rs:77:14
Sep 10 09:47:31.974 INFO kablam!    |
Sep 10 09:47:31.974 INFO kablam! 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.974 INFO kablam!    |              ^^^^ help: consider using `_code` instead
Sep 10 09:47:31.974 INFO kablam! 
Sep 10 09:47:31.974 INFO kablam! warning: unused variable: `args`
Sep 10 09:47:31.974 INFO kablam!   --> src/lib.rs:77:25
Sep 10 09:47:31.974 INFO kablam!    |
Sep 10 09:47:31.974 INFO kablam! 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
Sep 10 09:47:31.974 INFO kablam!    |                         ^^^^ help: consider using `_args` instead
Sep 10 09:47:31.974 INFO kablam! 
Sep 10 09:47:32.186 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Sep 10 09:47:32.189 INFO kablam! su: No module specific data is present
Sep 10 09:47:32.827 INFO running `"docker" "rm" "-f" "57a6aa01589354aabc624a1603a08deaebf22169a0a8f97b807609c44b61a0f8"`
Sep 10 09:47:32.964 INFO blam! 57a6aa01589354aabc624a1603a08deaebf22169a0a8f97b807609c44b61a0f8