Sep 17 14:32:33.621 INFO checking xxcalc-0.2.1 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 14:32:33.622 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 14:32:33.622 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-4/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 14:32:33.841 INFO blam! ff77d70117fa5a9736b3212aa20f015699fc43cf95eac6b1e5b6617a9684ae59
Sep 17 14:32:33.845 INFO running `"docker" "start" "-a" "ff77d70117fa5a9736b3212aa20f015699fc43cf95eac6b1e5b6617a9684ae59"`
Sep 17 14:32:34.531 INFO kablam! usermod: no changes
Sep 17 14:32:34.579 INFO kablam!     Checking xxcalc v0.2.1 (/source)
Sep 17 14:32:34.769 INFO kablam! warning: unused macro definition
Sep 17 14:32:34.769 INFO kablam!    --> src/tokenizer.rs:267:1
Sep 17 14:32:34.769 INFO kablam!     |
Sep 17 14:32:34.769 INFO kablam! 267 | / macro_rules! tokenize {
Sep 17 14:32:34.769 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Sep 17 14:32:34.769 INFO kablam! 269 | | }
Sep 17 14:32:34.769 INFO kablam!     | |_^
Sep 17 14:32:34.769 INFO kablam!     |
Sep 17 14:32:34.769 INFO kablam!     = note: #[warn(unused_macros)] on by default
Sep 17 14:32:34.769 INFO kablam! 
Sep 17 14:32:34.769 INFO kablam! warning: unused macro definition
Sep 17 14:32:34.769 INFO kablam!    --> src/tokenizer.rs:271:1
Sep 17 14:32:34.769 INFO kablam!     |
Sep 17 14:32:34.769 INFO kablam! 271 | / macro_rules! tokenize_ref {
Sep 17 14:32:34.769 INFO kablam! 272 | |   ($x:expr) => (Tokenizer::default().process($x))
Sep 17 14:32:34.769 INFO kablam! 273 | | }
Sep 17 14:32:34.769 INFO kablam!     | |_^
Sep 17 14:32:34.769 INFO kablam! 
Sep 17 14:32:35.087 INFO kablam! warning: unused macro definition
Sep 17 14:32:35.087 INFO kablam!    --> src/tokenizer.rs:267:1
Sep 17 14:32:35.087 INFO kablam!     |
Sep 17 14:32:35.087 INFO kablam! 267 | / macro_rules! tokenize {
Sep 17 14:32:35.087 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Sep 17 14:32:35.087 INFO kablam! 269 | | }
Sep 17 14:32:35.087 INFO kablam!     | |_^
Sep 17 14:32:35.087 INFO kablam!     |
Sep 17 14:32:35.087 INFO kablam!     = note: #[warn(unused_macros)] on by default
Sep 17 14:32:35.087 INFO kablam! 
Sep 17 14:32:35.160 INFO kablam! warning: unused arithmetic operation which must be used
Sep 17 14:32:35.160 INFO kablam!    --> src/polynomial.rs:416:5
Sep 17 14:32:35.160 INFO kablam!     |
Sep 17 14:32:35.160 INFO kablam! 416 |     self + &other;
Sep 17 14:32:35.160 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 17 14:32:35.160 INFO kablam!     |
Sep 17 14:32:35.160 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 17 14:32:35.161 INFO kablam! 
Sep 17 14:32:35.161 INFO kablam! warning: unused arithmetic operation which must be used
Sep 17 14:32:35.161 INFO kablam!    --> src/polynomial.rs:500:5
Sep 17 14:32:35.161 INFO kablam!     |
Sep 17 14:32:35.161 INFO kablam! 500 |     self - &other;
Sep 17 14:32:35.161 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 17 14:32:35.161 INFO kablam! 
Sep 17 14:32:35.161 INFO kablam! warning: unused arithmetic operation which must be used
Sep 17 14:32:35.161 INFO kablam!    --> src/polynomial.rs:596:5
Sep 17 14:32:35.161 INFO kablam!     |
Sep 17 14:32:35.161 INFO kablam! 596 |     self * &other;
Sep 17 14:32:35.161 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 17 14:32:35.161 INFO kablam! 
Sep 17 14:32:35.162 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Sep 17 14:32:35.162 INFO kablam!    --> src/polynomial.rs:618:5
Sep 17 14:32:35.162 INFO kablam!     |
Sep 17 14:32:35.162 INFO kablam! 618 |     self.mul(other);
Sep 17 14:32:35.162 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Sep 17 14:32:35.162 INFO kablam! 
Sep 17 14:32:36.676 INFO kablam! warning: unused arithmetic operation which must be used
Sep 17 14:32:36.676 INFO kablam!    --> src/polynomial.rs:416:5
Sep 17 14:32:36.676 INFO kablam!     |
Sep 17 14:32:36.676 INFO kablam! 416 |     self + &other;
Sep 17 14:32:36.676 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 17 14:32:36.676 INFO kablam!     |
Sep 17 14:32:36.676 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 17 14:32:36.676 INFO kablam! 
Sep 17 14:32:36.676 INFO kablam! warning: unused arithmetic operation which must be used
Sep 17 14:32:36.676 INFO kablam!    --> src/polynomial.rs:500:5
Sep 17 14:32:36.676 INFO kablam!     |
Sep 17 14:32:36.676 INFO kablam! 500 |     self - &other;
Sep 17 14:32:36.677 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 17 14:32:36.677 INFO kablam! 
Sep 17 14:32:36.677 INFO kablam! warning: unused arithmetic operation which must be used
Sep 17 14:32:36.677 INFO kablam!    --> src/polynomial.rs:596:5
Sep 17 14:32:36.677 INFO kablam!     |
Sep 17 14:32:36.677 INFO kablam! 596 |     self * &other;
Sep 17 14:32:36.677 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 17 14:32:36.677 INFO kablam! 
Sep 17 14:32:36.677 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Sep 17 14:32:36.677 INFO kablam!    --> src/polynomial.rs:618:5
Sep 17 14:32:36.677 INFO kablam!     |
Sep 17 14:32:36.677 INFO kablam! 618 |     self.mul(other);
Sep 17 14:32:36.677 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Sep 17 14:32:36.677 INFO kablam! 
Sep 17 14:32:36.753 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
Sep 17 14:32:36.754 INFO kablam! su: No module specific data is present
Sep 17 14:32:37.229 INFO running `"docker" "rm" "-f" "ff77d70117fa5a9736b3212aa20f015699fc43cf95eac6b1e5b6617a9684ae59"`
Sep 17 14:32:37.317 INFO blam! ff77d70117fa5a9736b3212aa20f015699fc43cf95eac6b1e5b6617a9684ae59