Sep 21 13:00:55.469 INFO checking bigint2-0.1.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 13:00:55.469 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 13:00:55.469 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/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 13:00:55.663 INFO blam! e6a936a85557f0916d75520c067a2e07d87b6d8f53436c2d246ec20513d0684e
Sep 21 13:00:55.665 INFO running `"docker" "start" "-a" "e6a936a85557f0916d75520c067a2e07d87b6d8f53436c2d246ec20513d0684e"`
Sep 21 13:00:56.792 INFO kablam! usermod: no changes
Sep 21 13:00:56.821 INFO kablam!    Compiling heapsize v0.3.9
Sep 21 13:00:58.254 INFO kablam!     Checking elastic-array v0.7.0
Sep 21 13:00:59.698 INFO kablam!     Checking rlp2 v0.2.0
Sep 21 13:01:00.540 INFO kablam!     Checking bigint2 v0.1.0 (/source)
Sep 21 13:01:01.567 INFO kablam! warning: constant item is never used: `ZERO_BIG_DIGIT`
Sep 21 13:01:01.567 INFO kablam!   --> src/algorithms.rs:31:5
Sep 21 13:01:01.567 INFO kablam!    |
Sep 21 13:01:01.567 INFO kablam! 31 |     pub const ZERO_BIG_DIGIT: BigDigit = 0;
Sep 21 13:01:01.567 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:01:01.567 INFO kablam!    |
Sep 21 13:01:01.567 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 13:01:01.567 INFO kablam! 
Sep 21 13:01:01.567 INFO kablam! warning: function is never used: `to_doublebigdigit`
Sep 21 13:01:01.567 INFO kablam!   --> src/algorithms.rs:56:5
Sep 21 13:01:01.567 INFO kablam!    |
Sep 21 13:01:01.567 INFO kablam! 56 |     pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit {
Sep 21 13:01:01.567 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:01:01.567 INFO kablam! 
Sep 21 13:01:01.590 INFO kablam! warning: constant item is never used: `ZERO_BIG_DIGIT`
Sep 21 13:01:01.590 INFO kablam!   --> src/algorithms.rs:31:5
Sep 21 13:01:01.590 INFO kablam!    |
Sep 21 13:01:01.590 INFO kablam! 31 |     pub const ZERO_BIG_DIGIT: BigDigit = 0;
Sep 21 13:01:01.590 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:01:01.590 INFO kablam!    |
Sep 21 13:01:01.590 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 13:01:01.591 INFO kablam! 
Sep 21 13:01:01.591 INFO kablam! warning: function is never used: `to_doublebigdigit`
Sep 21 13:01:01.591 INFO kablam!   --> src/algorithms.rs:56:5
Sep 21 13:01:01.591 INFO kablam!    |
Sep 21 13:01:01.591 INFO kablam! 56 |     pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit {
Sep 21 13:01:01.591 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:01:01.591 INFO kablam! 
Sep 21 13:01:01.635 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
Sep 21 13:01:01.637 INFO kablam! su: No module specific data is present
Sep 21 13:01:02.445 INFO running `"docker" "rm" "-f" "e6a936a85557f0916d75520c067a2e07d87b6d8f53436c2d246ec20513d0684e"`
Sep 21 13:01:02.559 INFO blam! e6a936a85557f0916d75520c067a2e07d87b6d8f53436c2d246ec20513d0684e