Oct 13 06:01:27.584 INFO checking xxcalc-0.2.1 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 06:01:27.586 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 13 06:01:27.916 INFO blam! a7821309f0342d650c2510c6c7fca67f8ff6f56ca2efe8a1fa77e1b4b6ee3f59
Oct 13 06:01:27.921 INFO running `"docker" "start" "-a" "a7821309f0342d650c2510c6c7fca67f8ff6f56ca2efe8a1fa77e1b4b6ee3f59"`
Oct 13 06:01:28.688 INFO kablam! usermod: no changes
Oct 13 06:01:28.741 INFO kablam!     Checking xxcalc v0.2.1 (/source)
Oct 13 06:01:29.412 INFO kablam! warning: unused macro definition
Oct 13 06:01:29.412 INFO kablam!    --> src/tokenizer.rs:267:1
Oct 13 06:01:29.412 INFO kablam!     |
Oct 13 06:01:29.412 INFO kablam! 267 | / macro_rules! tokenize {
Oct 13 06:01:29.412 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Oct 13 06:01:29.412 INFO kablam! 269 | | }
Oct 13 06:01:29.412 INFO kablam!     | |_^
Oct 13 06:01:29.412 INFO kablam!     |
Oct 13 06:01:29.412 INFO kablam!     = note: #[warn(unused_macros)] on by default
Oct 13 06:01:29.412 INFO kablam! 
Oct 13 06:01:29.412 INFO kablam! warning: unused macro definition
Oct 13 06:01:29.412 INFO kablam!    --> src/tokenizer.rs:271:1
Oct 13 06:01:29.412 INFO kablam!     |
Oct 13 06:01:29.412 INFO kablam! 271 | / macro_rules! tokenize_ref {
Oct 13 06:01:29.412 INFO kablam! 272 | |   ($x:expr) => (Tokenizer::default().process($x))
Oct 13 06:01:29.412 INFO kablam! 273 | | }
Oct 13 06:01:29.412 INFO kablam!     | |_^
Oct 13 06:01:29.412 INFO kablam! 
Oct 13 06:01:29.812 INFO kablam! warning: unused macro definition
Oct 13 06:01:29.812 INFO kablam!    --> src/tokenizer.rs:267:1
Oct 13 06:01:29.812 INFO kablam!     |
Oct 13 06:01:29.812 INFO kablam! 267 | / macro_rules! tokenize {
Oct 13 06:01:29.812 INFO kablam! 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Oct 13 06:01:29.812 INFO kablam! 269 | | }
Oct 13 06:01:29.812 INFO kablam!     | |_^
Oct 13 06:01:29.812 INFO kablam!     |
Oct 13 06:01:29.812 INFO kablam!     = note: #[warn(unused_macros)] on by default
Oct 13 06:01:29.812 INFO kablam! 
Oct 13 06:01:29.912 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:29.912 INFO kablam!    --> src/polynomial.rs:416:5
Oct 13 06:01:29.912 INFO kablam!     |
Oct 13 06:01:29.912 INFO kablam! 416 |     self + &other;
Oct 13 06:01:29.912 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:29.912 INFO kablam!     |
Oct 13 06:01:29.912 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 06:01:29.912 INFO kablam! 
Oct 13 06:01:29.916 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:29.916 INFO kablam!    --> src/polynomial.rs:500:5
Oct 13 06:01:29.916 INFO kablam!     |
Oct 13 06:01:29.916 INFO kablam! 500 |     self - &other;
Oct 13 06:01:29.916 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:29.916 INFO kablam! 
Oct 13 06:01:29.916 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:29.916 INFO kablam!    --> src/polynomial.rs:596:5
Oct 13 06:01:29.916 INFO kablam!     |
Oct 13 06:01:29.916 INFO kablam! 596 |     self * &other;
Oct 13 06:01:29.916 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:29.916 INFO kablam! 
Oct 13 06:01:29.916 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Oct 13 06:01:29.916 INFO kablam!    --> src/polynomial.rs:618:5
Oct 13 06:01:29.916 INFO kablam!     |
Oct 13 06:01:29.916 INFO kablam! 618 |     self.mul(other);
Oct 13 06:01:29.916 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Oct 13 06:01:29.916 INFO kablam! 
Oct 13 06:01:34.332 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:34.332 INFO kablam!    --> src/polynomial.rs:416:5
Oct 13 06:01:34.332 INFO kablam!     |
Oct 13 06:01:34.332 INFO kablam! 416 |     self + &other;
Oct 13 06:01:34.332 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:34.332 INFO kablam!     |
Oct 13 06:01:34.332 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 06:01:34.332 INFO kablam! 
Oct 13 06:01:34.332 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:34.332 INFO kablam!    --> src/polynomial.rs:500:5
Oct 13 06:01:34.332 INFO kablam!     |
Oct 13 06:01:34.332 INFO kablam! 500 |     self - &other;
Oct 13 06:01:34.332 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:34.332 INFO kablam! 
Oct 13 06:01:34.332 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 06:01:34.332 INFO kablam!    --> src/polynomial.rs:596:5
Oct 13 06:01:34.332 INFO kablam!     |
Oct 13 06:01:34.332 INFO kablam! 596 |     self * &other;
Oct 13 06:01:34.332 INFO kablam!     |     ^^^^^^^^^^^^^
Oct 13 06:01:34.333 INFO kablam! 
Oct 13 06:01:34.333 INFO kablam! warning: unused return value of `std::ops::Mul::mul` which must be used
Oct 13 06:01:34.333 INFO kablam!    --> src/polynomial.rs:618:5
Oct 13 06:01:34.333 INFO kablam!     |
Oct 13 06:01:34.333 INFO kablam! 618 |     self.mul(other);
Oct 13 06:01:34.333 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Oct 13 06:01:34.333 INFO kablam! 
Oct 13 06:01:34.441 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
Oct 13 06:01:34.441 INFO kablam! su: No module specific data is present
Oct 13 06:01:34.959 INFO running `"docker" "rm" "-f" "a7821309f0342d650c2510c6c7fca67f8ff6f56ca2efe8a1fa77e1b4b6ee3f59"`
Oct 13 06:01:35.152 INFO blam! a7821309f0342d650c2510c6c7fca67f8ff6f56ca2efe8a1fa77e1b4b6ee3f59