Sep 21 02:34:44.567 INFO checking stacktools-0.1.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 02:34:44.567 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 02:34:44.568 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 02:34:44.741 INFO blam! f2cd518903cb5a0ee8df4ef9e1e5a2a741606d162e2e4cac755b3f7b5e76aaf0
Sep 21 02:34:44.744 INFO running `"docker" "start" "-a" "f2cd518903cb5a0ee8df4ef9e1e5a2a741606d162e2e4cac755b3f7b5e76aaf0"`
Sep 21 02:34:45.729 INFO kablam! usermod: no changes
Sep 21 02:34:45.758 INFO kablam!     Checking stacktools v0.1.0 (/source)
Sep 21 02:34:45.968 INFO kablam! warning: method is never used: `len`
Sep 21 02:34:45.968 INFO kablam!   --> src/lib.rs:25:5
Sep 21 02:34:45.968 INFO kablam!    |
Sep 21 02:34:45.968 INFO kablam! 25 |     fn len(&self) -> usize {
Sep 21 02:34:45.968 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.968 INFO kablam!    |
Sep 21 02:34:45.968 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 02:34:45.968 INFO kablam! 
Sep 21 02:34:45.968 INFO kablam! warning: method is never used: `push`
Sep 21 02:34:45.968 INFO kablam!   --> src/lib.rs:29:5
Sep 21 02:34:45.968 INFO kablam!    |
Sep 21 02:34:45.968 INFO kablam! 29 |     fn push(&mut self, v: T) {
Sep 21 02:34:45.968 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.968 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `iter`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:33:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 33 |     fn iter(&self) -> vec_deque::Iter<T> {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `len`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:45:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 45 |     fn len(&self) -> usize {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `push`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:49:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 49 |     fn push(&mut self, v: T) {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `iter`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:53:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 53 |     fn iter(&self) -> vec_deque::Iter<T> {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `len`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:86:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 86 |     fn len(&self) -> usize {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `push`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:90:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 90 |     fn push(&mut self, v: T) {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:45.969 INFO kablam! warning: method is never used: `iter`
Sep 21 02:34:45.969 INFO kablam!   --> src/lib.rs:94:5
Sep 21 02:34:45.969 INFO kablam!    |
Sep 21 02:34:45.969 INFO kablam! 94 |     fn iter(&self) -> binary_heap::Iter<T> {
Sep 21 02:34:45.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:34:45.969 INFO kablam! 
Sep 21 02:34:46.135 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Sep 21 02:34:46.137 INFO kablam! su: No module specific data is present
Sep 21 02:34:46.851 INFO running `"docker" "rm" "-f" "f2cd518903cb5a0ee8df4ef9e1e5a2a741606d162e2e4cac755b3f7b5e76aaf0"`
Sep 21 02:34:46.923 INFO blam! f2cd518903cb5a0ee8df4ef9e1e5a2a741606d162e2e4cac755b3f7b5e76aaf0