Nov 28 15:08:33.411 INFO checking xxcalc-0.2.1 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 15:08:33.413 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 15:08:33.761 INFO [stdout] 9eac14060eff2e5e3b05a0709eb36095c3657ab430059b10ac13e7a8f8a086d4
Nov 28 15:08:33.777 INFO running `"docker" "start" "-a" "9eac14060eff2e5e3b05a0709eb36095c3657ab430059b10ac13e7a8f8a086d4"`
Nov 28 15:08:34.428 INFO [stderr] usermod: no changes
Nov 28 15:08:34.491 INFO [stderr]     Checking xxcalc v0.2.1 (/source)
Nov 28 15:08:34.962 INFO [stderr] warning: unused macro definition
Nov 28 15:08:34.962 INFO [stderr]    --> src/tokenizer.rs:267:1
Nov 28 15:08:34.962 INFO [stderr]     |
Nov 28 15:08:34.962 INFO [stderr] 267 | / macro_rules! tokenize {
Nov 28 15:08:34.962 INFO [stderr] 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Nov 28 15:08:34.962 INFO [stderr] 269 | | }
Nov 28 15:08:34.962 INFO [stderr]     | |_^
Nov 28 15:08:34.962 INFO [stderr]     |
Nov 28 15:08:34.962 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Nov 28 15:08:34.962 INFO [stderr] 
Nov 28 15:08:34.962 INFO [stderr] warning: unused macro definition
Nov 28 15:08:34.962 INFO [stderr]    --> src/tokenizer.rs:271:1
Nov 28 15:08:34.962 INFO [stderr]     |
Nov 28 15:08:34.962 INFO [stderr] 271 | / macro_rules! tokenize_ref {
Nov 28 15:08:34.962 INFO [stderr] 272 | |   ($x:expr) => (Tokenizer::default().process($x))
Nov 28 15:08:34.962 INFO [stderr] 273 | | }
Nov 28 15:08:34.962 INFO [stderr]     | |_^
Nov 28 15:08:34.962 INFO [stderr] 
Nov 28 15:08:35.310 INFO [stderr] warning: unused macro definition
Nov 28 15:08:35.311 INFO [stderr]    --> src/tokenizer.rs:267:1
Nov 28 15:08:35.311 INFO [stderr]     |
Nov 28 15:08:35.311 INFO [stderr] 267 | / macro_rules! tokenize {
Nov 28 15:08:35.311 INFO [stderr] 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Nov 28 15:08:35.312 INFO [stderr] 269 | | }
Nov 28 15:08:35.312 INFO [stderr]     | |_^
Nov 28 15:08:35.312 INFO [stderr]     |
Nov 28 15:08:35.313 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Nov 28 15:08:35.313 INFO [stderr] 
Nov 28 15:08:35.445 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 15:08:35.445 INFO [stderr]    --> src/polynomial.rs:416:5
Nov 28 15:08:35.445 INFO [stderr]     |
Nov 28 15:08:35.445 INFO [stderr] 416 |     self + &other;
Nov 28 15:08:35.446 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 15:08:35.446 INFO [stderr]     |
Nov 28 15:08:35.446 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 15:08:35.446 INFO [stderr] 
Nov 28 15:08:35.447 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 15:08:35.447 INFO [stderr]    --> src/polynomial.rs:500:5
Nov 28 15:08:35.447 INFO [stderr]     |
Nov 28 15:08:35.447 INFO [stderr] 500 |     self - &other;
Nov 28 15:08:35.448 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 15:08:35.448 INFO [stderr] 
Nov 28 15:08:35.448 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 15:08:35.448 INFO [stderr]    --> src/polynomial.rs:596:5
Nov 28 15:08:35.448 INFO [stderr]     |
Nov 28 15:08:35.448 INFO [stderr] 596 |     self * &other;
Nov 28 15:08:35.448 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 15:08:35.449 INFO [stderr] 
Nov 28 15:08:35.449 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Nov 28 15:08:35.449 INFO [stderr]    --> src/polynomial.rs:618:5
Nov 28 15:08:35.449 INFO [stderr]     |
Nov 28 15:08:35.449 INFO [stderr] 618 |     self.mul(other);
Nov 28 15:08:35.449 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 28 15:08:35.449 INFO [stderr] 
Nov 28 15:08:37.879 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 15:08:37.879 INFO [stderr]    --> src/polynomial.rs:416:5
Nov 28 15:08:37.879 INFO [stderr]     |
Nov 28 15:08:37.880 INFO [stderr] 416 |     self + &other;
Nov 28 15:08:37.880 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 15:08:37.880 INFO [stderr]     |
Nov 28 15:08:37.880 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 15:08:37.881 INFO [stderr] 
Nov 28 15:08:37.881 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 15:08:37.881 INFO [stderr]    --> src/polynomial.rs:500:5
Nov 28 15:08:37.881 INFO [stderr]     |
Nov 28 15:08:37.882 INFO [stderr] 500 |     self - &other;
Nov 28 15:08:37.882 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 15:08:37.882 INFO [stderr] 
Nov 28 15:08:37.882 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 15:08:37.882 INFO [stderr]    --> src/polynomial.rs:596:5
Nov 28 15:08:37.882 INFO [stderr]     |
Nov 28 15:08:37.882 INFO [stderr] 596 |     self * &other;
Nov 28 15:08:37.882 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 15:08:37.882 INFO [stderr] 
Nov 28 15:08:37.882 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Nov 28 15:08:37.882 INFO [stderr]    --> src/polynomial.rs:618:5
Nov 28 15:08:37.882 INFO [stderr]     |
Nov 28 15:08:37.882 INFO [stderr] 618 |     self.mul(other);
Nov 28 15:08:37.882 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 28 15:08:37.882 INFO [stderr] 
Nov 28 15:08:37.980 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
Nov 28 15:08:37.988 INFO [stderr] su: No module specific data is present
Nov 28 15:08:38.446 INFO running `"docker" "inspect" "9eac14060eff2e5e3b05a0709eb36095c3657ab430059b10ac13e7a8f8a086d4"`
Nov 28 15:08:38.598 INFO running `"docker" "rm" "-f" "9eac14060eff2e5e3b05a0709eb36095c3657ab430059b10ac13e7a8f8a086d4"`
Nov 28 15:08:38.790 INFO [stdout] 9eac14060eff2e5e3b05a0709eb36095c3657ab430059b10ac13e7a8f8a086d4