Sep 21 00:19:04.882 INFO checking xxcalc-0.2.1 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 00:19:04.882 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 00:19:04.882 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-7/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 00:19:05.013 INFO blam! 0df1c5eb4b1973a11174559ef509a74c5d302c4790e0ea0e596f6382240f3a65
Sep 21 00:19:05.074 INFO running `"docker" "start" "-a" "0df1c5eb4b1973a11174559ef509a74c5d302c4790e0ea0e596f6382240f3a65"`
Sep 21 00:19:05.603 INFO kablam! usermod: no changes
Sep 21 00:19:05.670 INFO kablam!     Checking xxcalc v0.2.1 (/source)
Sep 21 00:19:06.042 INFO kablam! warning: unused macro definition
Sep 21 00:19:06.042 INFO kablam!    --> src/tokenizer.rs:267:1
Sep 21 00:19:06.042 INFO kablam!     |
Sep 21 00:19:06.042 INFO kablam! 267 | / macro_rules! tokenize {
Sep 21 00:19:06.042 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Sep 21 00:19:06.042 INFO kablam! 269 | | }
Sep 21 00:19:06.042 INFO kablam!     | |_^
Sep 21 00:19:06.042 INFO kablam!     |
Sep 21 00:19:06.042 INFO kablam!     = note: #[warn(unused_macros)] on by default
Sep 21 00:19:06.042 INFO kablam! 
Sep 21 00:19:06.042 INFO kablam! warning: unused macro definition
Sep 21 00:19:06.043 INFO kablam!    --> src/tokenizer.rs:271:1
Sep 21 00:19:06.043 INFO kablam!     |
Sep 21 00:19:06.043 INFO kablam! 271 | / macro_rules! tokenize_ref {
Sep 21 00:19:06.043 INFO kablam! 272 | |   ($x:expr) => (Tokenizer::default().process($x))
Sep 21 00:19:06.043 INFO kablam! 273 | | }
Sep 21 00:19:06.043 INFO kablam!     | |_^
Sep 21 00:19:06.043 INFO kablam! 
Sep 21 00:19:06.211 INFO kablam! warning: unused macro definition
Sep 21 00:19:06.212 INFO kablam!    --> src/tokenizer.rs:267:1
Sep 21 00:19:06.212 INFO kablam!     |
Sep 21 00:19:06.213 INFO kablam! 267 | / macro_rules! tokenize {
Sep 21 00:19:06.213 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Sep 21 00:19:06.213 INFO kablam! 269 | | }
Sep 21 00:19:06.214 INFO kablam!     | |_^
Sep 21 00:19:06.214 INFO kablam!     |
Sep 21 00:19:06.215 INFO kablam!     = note: #[warn(unused_macros)] on by default
Sep 21 00:19:06.215 INFO kablam! 
Sep 21 00:19:06.416 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 00:19:06.417 INFO kablam!    --> src/polynomial.rs:416:5
Sep 21 00:19:06.417 INFO kablam!     |
Sep 21 00:19:06.417 INFO kablam! 416 |     self + &other;
Sep 21 00:19:06.417 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 21 00:19:06.417 INFO kablam!     |
Sep 21 00:19:06.417 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 00:19:06.417 INFO kablam! 
Sep 21 00:19:06.417 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 00:19:06.417 INFO kablam!    --> src/polynomial.rs:500:5
Sep 21 00:19:06.417 INFO kablam!     |
Sep 21 00:19:06.417 INFO kablam! 500 |     self - &other;
Sep 21 00:19:06.417 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 21 00:19:06.417 INFO kablam! 
Sep 21 00:19:06.417 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 00:19:06.417 INFO kablam!    --> src/polynomial.rs:596:5
Sep 21 00:19:06.417 INFO kablam!     |
Sep 21 00:19:06.417 INFO kablam! 596 |     self * &other;
Sep 21 00:19:06.417 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 21 00:19:06.417 INFO kablam! 
Sep 21 00:19:06.417 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Sep 21 00:19:06.417 INFO kablam!    --> src/polynomial.rs:618:5
Sep 21 00:19:06.417 INFO kablam!     |
Sep 21 00:19:06.417 INFO kablam! 618 |     self.mul(other);
Sep 21 00:19:06.417 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Sep 21 00:19:06.418 INFO kablam! 
Sep 21 00:19:08.094 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 00:19:08.094 INFO kablam!    --> src/polynomial.rs:416:5
Sep 21 00:19:08.094 INFO kablam!     |
Sep 21 00:19:08.094 INFO kablam! 416 |     self + &other;
Sep 21 00:19:08.094 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 21 00:19:08.094 INFO kablam!     |
Sep 21 00:19:08.094 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 00:19:08.094 INFO kablam! 
Sep 21 00:19:08.095 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 00:19:08.095 INFO kablam!    --> src/polynomial.rs:500:5
Sep 21 00:19:08.095 INFO kablam!     |
Sep 21 00:19:08.095 INFO kablam! 500 |     self - &other;
Sep 21 00:19:08.095 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 21 00:19:08.095 INFO kablam! 
Sep 21 00:19:08.095 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 00:19:08.095 INFO kablam!    --> src/polynomial.rs:596:5
Sep 21 00:19:08.096 INFO kablam!     |
Sep 21 00:19:08.096 INFO kablam! 596 |     self * &other;
Sep 21 00:19:08.096 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 21 00:19:08.096 INFO kablam! 
Sep 21 00:19:08.096 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Sep 21 00:19:08.096 INFO kablam!    --> src/polynomial.rs:618:5
Sep 21 00:19:08.096 INFO kablam!     |
Sep 21 00:19:08.096 INFO kablam! 618 |     self.mul(other);
Sep 21 00:19:08.096 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Sep 21 00:19:08.096 INFO kablam! 
Sep 21 00:19:08.176 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
Sep 21 00:19:08.184 INFO kablam! su: No module specific data is present
Sep 21 00:19:08.733 INFO running `"docker" "rm" "-f" "0df1c5eb4b1973a11174559ef509a74c5d302c4790e0ea0e596f6382240f3a65"`
Sep 21 00:19:08.851 INFO blam! 0df1c5eb4b1973a11174559ef509a74c5d302c4790e0ea0e596f6382240f3a65