Oct 13 06:01:27.373 INFO checking xxcalc-0.2.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 06:01:27.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 06:01:27.748 INFO blam! b4093dfeb92901430d19be33cd57d6f7f0d66a648fdb13b53a88e00cb5397f70
Oct 13 06:01:27.748 INFO running `"docker" "start" "-a" "b4093dfeb92901430d19be33cd57d6f7f0d66a648fdb13b53a88e00cb5397f70"`
Oct 13 06:01:28.504 INFO kablam! usermod: no changes
Oct 13 06:01:28.568 INFO kablam!     Checking xxcalc v0.2.1 (/source)
Oct 13 06:01:29.292 INFO kablam! warning: unused macro definition
Oct 13 06:01:29.292 INFO kablam!    --> src/tokenizer.rs:267:1
Oct 13 06:01:29.292 INFO kablam!     |
Oct 13 06:01:29.292 INFO kablam! 267 | / macro_rules! tokenize {
Oct 13 06:01:29.292 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Oct 13 06:01:29.292 INFO kablam! 269 | | }
Oct 13 06:01:29.292 INFO kablam!     | |_^
Oct 13 06:01:29.292 INFO kablam!     |
Oct 13 06:01:29.292 INFO kablam!     = note: #[warn(unused_macros)] on by default
Oct 13 06:01:29.292 INFO kablam! 
Oct 13 06:01:29.292 INFO kablam! warning: unused macro definition
Oct 13 06:01:29.292 INFO kablam!    --> src/tokenizer.rs:271:1
Oct 13 06:01:29.292 INFO kablam!     |
Oct 13 06:01:29.292 INFO kablam! 271 | / macro_rules! tokenize_ref {
Oct 13 06:01:29.292 INFO kablam! 272 | |   ($x:expr) => (Tokenizer::default().process($x))
Oct 13 06:01:29.292 INFO kablam! 273 | | }
Oct 13 06:01:29.292 INFO kablam!     | |_^
Oct 13 06:01:29.292 INFO kablam! 
Oct 13 06:01:29.558 INFO kablam! warning: unused macro definition
Oct 13 06:01:29.558 INFO kablam!    --> src/tokenizer.rs:267:1
Oct 13 06:01:29.558 INFO kablam!     |
Oct 13 06:01:29.558 INFO kablam! 267 | / macro_rules! tokenize {
Oct 13 06:01:29.558 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Oct 13 06:01:29.558 INFO kablam! 269 | | }
Oct 13 06:01:29.558 INFO kablam!     | |_^
Oct 13 06:01:29.558 INFO kablam!     |
Oct 13 06:01:29.558 INFO kablam!     = note: #[warn(unused_macros)] on by default
Oct 13 06:01:29.558 INFO kablam! 
Oct 13 06:01:29.788 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:29.788 INFO kablam!    --> src/polynomial.rs:416:5
Oct 13 06:01:29.788 INFO kablam!     |
Oct 13 06:01:29.788 INFO kablam! 416 |     self + &other;
Oct 13 06:01:29.788 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:29.788 INFO kablam!     |
Oct 13 06:01:29.788 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 06:01:29.788 INFO kablam! 
Oct 13 06:01:29.788 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:29.788 INFO kablam!    --> src/polynomial.rs:500:5
Oct 13 06:01:29.788 INFO kablam!     |
Oct 13 06:01:29.788 INFO kablam! 500 |     self - &other;
Oct 13 06:01:29.788 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:29.788 INFO kablam! 
Oct 13 06:01:29.788 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:29.788 INFO kablam!    --> src/polynomial.rs:596:5
Oct 13 06:01:29.788 INFO kablam!     |
Oct 13 06:01:29.788 INFO kablam! 596 |     self * &other;
Oct 13 06:01:29.788 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:29.788 INFO kablam! 
Oct 13 06:01:29.788 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Oct 13 06:01:29.789 INFO kablam!    --> src/polynomial.rs:618:5
Oct 13 06:01:29.789 INFO kablam!     |
Oct 13 06:01:29.789 INFO kablam! 618 |     self.mul(other);
Oct 13 06:01:29.789 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Oct 13 06:01:29.789 INFO kablam! 
Oct 13 06:01:33.824 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:33.825 INFO kablam!    --> src/polynomial.rs:416:5
Oct 13 06:01:33.825 INFO kablam!     |
Oct 13 06:01:33.825 INFO kablam! 416 |     self + &other;
Oct 13 06:01:33.825 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:33.826 INFO kablam!     |
Oct 13 06:01:33.826 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 06:01:33.826 INFO kablam! 
Oct 13 06:01:33.836 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:33.837 INFO kablam!    --> src/polynomial.rs:500:5
Oct 13 06:01:33.837 INFO kablam!     |
Oct 13 06:01:33.837 INFO kablam! 500 |     self - &other;
Oct 13 06:01:33.837 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:33.837 INFO kablam! 
Oct 13 06:01:33.838 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:33.838 INFO kablam!    --> src/polynomial.rs:596:5
Oct 13 06:01:33.838 INFO kablam!     |
Oct 13 06:01:33.838 INFO kablam! 596 |     self * &other;
Oct 13 06:01:33.838 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:33.838 INFO kablam! 
Oct 13 06:01:33.838 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Oct 13 06:01:33.838 INFO kablam!    --> src/polynomial.rs:618:5
Oct 13 06:01:33.838 INFO kablam!     |
Oct 13 06:01:33.838 INFO kablam! 618 |     self.mul(other);
Oct 13 06:01:33.838 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Oct 13 06:01:33.838 INFO kablam! 
Oct 13 06:01:33.946 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.41s
Oct 13 06:01:33.948 INFO kablam! su: No module specific data is present
Oct 13 06:01:34.412 INFO running `"docker" "rm" "-f" "b4093dfeb92901430d19be33cd57d6f7f0d66a648fdb13b53a88e00cb5397f70"`
Oct 13 06:01:34.632 INFO blam! b4093dfeb92901430d19be33cd57d6f7f0d66a648fdb13b53a88e00cb5397f70