Oct 13 08:02:42.373 INFO checking stacktools-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:02:42.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 08:02:42.768 INFO blam! dd2301ed26aa096152030a00eef8b45bb7e5adcd904cf00c49ff0e41a83dbf40
Oct 13 08:02:42.770 INFO running `"docker" "start" "-a" "dd2301ed26aa096152030a00eef8b45bb7e5adcd904cf00c49ff0e41a83dbf40"`
Oct 13 08:02:44.151 INFO kablam! usermod: no changes
Oct 13 08:02:44.204 INFO kablam!     Checking stacktools v0.1.0 (/source)
Oct 13 08:02:45.059 INFO kablam! warning: method is never used: `len`
Oct 13 08:02:45.060 INFO kablam!   --> src/lib.rs:25:5
Oct 13 08:02:45.061 INFO kablam!    |
Oct 13 08:02:45.061 INFO kablam! 25 |     fn len(&self) -> usize {
Oct 13 08:02:45.061 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.062 INFO kablam!    |
Oct 13 08:02:45.062 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 08:02:45.062 INFO kablam! 
Oct 13 08:02:45.063 INFO kablam! warning: method is never used: `push`
Oct 13 08:02:45.063 INFO kablam!   --> src/lib.rs:29:5
Oct 13 08:02:45.063 INFO kablam!    |
Oct 13 08:02:45.064 INFO kablam! 29 |     fn push(&mut self, v: T) {
Oct 13 08:02:45.064 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.064 INFO kablam! 
Oct 13 08:02:45.065 INFO kablam! warning: method is never used: `iter`
Oct 13 08:02:45.065 INFO kablam!   --> src/lib.rs:33:5
Oct 13 08:02:45.066 INFO kablam!    |
Oct 13 08:02:45.066 INFO kablam! 33 |     fn iter(&self) -> vec_deque::Iter<T> {
Oct 13 08:02:45.066 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.067 INFO kablam! 
Oct 13 08:02:45.067 INFO kablam! warning: method is never used: `len`
Oct 13 08:02:45.067 INFO kablam!   --> src/lib.rs:45:5
Oct 13 08:02:45.068 INFO kablam!    |
Oct 13 08:02:45.068 INFO kablam! 45 |     fn len(&self) -> usize {
Oct 13 08:02:45.069 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.069 INFO kablam! 
Oct 13 08:02:45.070 INFO kablam! warning: method is never used: `push`
Oct 13 08:02:45.070 INFO kablam!   --> src/lib.rs:49:5
Oct 13 08:02:45.070 INFO kablam!    |
Oct 13 08:02:45.070 INFO kablam! 49 |     fn push(&mut self, v: T) {
Oct 13 08:02:45.070 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.071 INFO kablam! 
Oct 13 08:02:45.071 INFO kablam! warning: method is never used: `iter`
Oct 13 08:02:45.072 INFO kablam!   --> src/lib.rs:53:5
Oct 13 08:02:45.072 INFO kablam!    |
Oct 13 08:02:45.072 INFO kablam! 53 |     fn iter(&self) -> vec_deque::Iter<T> {
Oct 13 08:02:45.072 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.073 INFO kablam! 
Oct 13 08:02:45.074 INFO kablam! warning: method is never used: `len`
Oct 13 08:02:45.074 INFO kablam!   --> src/lib.rs:86:5
Oct 13 08:02:45.074 INFO kablam!    |
Oct 13 08:02:45.075 INFO kablam! 86 |     fn len(&self) -> usize {
Oct 13 08:02:45.075 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.076 INFO kablam! 
Oct 13 08:02:45.076 INFO kablam! warning: method is never used: `push`
Oct 13 08:02:45.076 INFO kablam!   --> src/lib.rs:90:5
Oct 13 08:02:45.076 INFO kablam!    |
Oct 13 08:02:45.076 INFO kablam! 90 |     fn push(&mut self, v: T) {
Oct 13 08:02:45.076 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.076 INFO kablam! 
Oct 13 08:02:45.077 INFO kablam! warning: method is never used: `iter`
Oct 13 08:02:45.077 INFO kablam!   --> src/lib.rs:94:5
Oct 13 08:02:45.077 INFO kablam!    |
Oct 13 08:02:45.077 INFO kablam! 94 |     fn iter(&self) -> binary_heap::Iter<T> {
Oct 13 08:02:45.077 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:02:45.077 INFO kablam! 
Oct 13 08:02:45.288 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Oct 13 08:02:45.288 INFO kablam! su: No module specific data is present
Oct 13 08:02:45.893 INFO running `"docker" "rm" "-f" "dd2301ed26aa096152030a00eef8b45bb7e5adcd904cf00c49ff0e41a83dbf40"`
Oct 13 08:02:45.992 INFO blam! dd2301ed26aa096152030a00eef8b45bb7e5adcd904cf00c49ff0e41a83dbf40