Oct 12 09:59:03.335 INFO checking zabio3/peano against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 09:59:03.337 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 12 09:59:03.852 INFO blam! d1de8f413eadaa31361197e1e7491039aaaa542dbb9368176e59d7797ade4d76
Oct 12 09:59:03.858 INFO running `"docker" "start" "-a" "d1de8f413eadaa31361197e1e7491039aaaa542dbb9368176e59d7797ade4d76"`
Oct 12 09:59:05.076 INFO kablam! usermod: no changes
Oct 12 09:59:05.164 INFO kablam!     Checking peano v0.1.0 (/source)
Oct 12 09:59:05.428 INFO kablam! warning: variant is never constructed: `Suc`
Oct 12 09:59:05.429 INFO kablam!  --> src/main.rs:8:5
Oct 12 09:59:05.429 INFO kablam!   |
Oct 12 09:59:05.429 INFO kablam! 8 |     Suc(&'a Peano<'a>),
Oct 12 09:59:05.430 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 12 09:59:05.430 INFO kablam!   |
Oct 12 09:59:05.430 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 09:59:05.431 INFO kablam! 
Oct 12 09:59:05.431 INFO kablam! warning: function is never used: `suc`
Oct 12 09:59:05.431 INFO kablam!   --> src/main.rs:26:1
Oct 12 09:59:05.431 INFO kablam!    |
Oct 12 09:59:05.432 INFO kablam! 26 | fn suc<'a>(n: &'a Peano) -> Peano<'a> {
Oct 12 09:59:05.432 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 09:59:05.432 INFO kablam! 
Oct 12 09:59:05.525 INFO kablam! warning: enum is never used: `Peano`
Oct 12 09:59:05.525 INFO kablam!  --> src/main.rs:2:1
Oct 12 09:59:05.526 INFO kablam!   |
Oct 12 09:59:05.526 INFO kablam! 2 | enum Peano<'a> {
Oct 12 09:59:05.526 INFO kablam!   | ^^^^^^^^^^^^^^
Oct 12 09:59:05.526 INFO kablam!   |
Oct 12 09:59:05.526 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 09:59:05.527 INFO kablam! 
Oct 12 09:59:05.527 INFO kablam! warning: method is never used: `to_i`
Oct 12 09:59:05.527 INFO kablam!   --> src/main.rs:13:5
Oct 12 09:59:05.528 INFO kablam!    |
Oct 12 09:59:05.528 INFO kablam! 13 |     fn to_i(&self) -> u32 {
Oct 12 09:59:05.528 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 12 09:59:05.528 INFO kablam! 
Oct 12 09:59:05.529 INFO kablam! warning: function is never used: `zero`
Oct 12 09:59:05.529 INFO kablam!   --> src/main.rs:21:1
Oct 12 09:59:05.529 INFO kablam!    |
Oct 12 09:59:05.529 INFO kablam! 21 | fn zero<'a>() -> Peano<'a> {
Oct 12 09:59:05.529 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 09:59:05.530 INFO kablam! 
Oct 12 09:59:05.530 INFO kablam! warning: function is never used: `suc`
Oct 12 09:59:05.530 INFO kablam!   --> src/main.rs:26:1
Oct 12 09:59:05.531 INFO kablam!    |
Oct 12 09:59:05.531 INFO kablam! 26 | fn suc<'a>(n: &'a Peano) -> Peano<'a> {
Oct 12 09:59:05.531 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 09:59:05.531 INFO kablam! 
Oct 12 09:59:05.557 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Oct 12 09:59:05.569 INFO kablam! su: No module specific data is present
Oct 12 09:59:06.255 INFO running `"docker" "rm" "-f" "d1de8f413eadaa31361197e1e7491039aaaa542dbb9368176e59d7797ade4d76"`
Oct 12 09:59:06.574 INFO blam! d1de8f413eadaa31361197e1e7491039aaaa542dbb9368176e59d7797ade4d76