Dec 19 20:39:39.414 INFO checking alfanick/xxcalc-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:39:39.414 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/alfanick/xxcalc-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:39:39.912 INFO [stdout] f8c4d40428ef534728f4abdb2b57b374e322be86e82b46259a17bf543d68eb5b
Dec 19 20:39:39.918 INFO running `"docker" "start" "-a" "f8c4d40428ef534728f4abdb2b57b374e322be86e82b46259a17bf543d68eb5b"`
Dec 19 20:39:41.574 INFO [stderr]     Checking smallvec v0.3.1
Dec 19 20:39:42.164 INFO [stderr]     Checking xxcalc v0.2.1 (/opt/crater/workdir)
Dec 19 20:39:42.644 INFO [stderr] warning: unused macro definition
Dec 19 20:39:42.644 INFO [stderr]    --> src/tokenizer.rs:265:1
Dec 19 20:39:42.644 INFO [stderr]     |
Dec 19 20:39:42.644 INFO [stderr] 265 | / macro_rules! tokenize {
Dec 19 20:39:42.644 INFO [stderr] 266 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Dec 19 20:39:42.644 INFO [stderr] 267 | | }
Dec 19 20:39:42.644 INFO [stderr]     | |_^
Dec 19 20:39:42.644 INFO [stderr]     |
Dec 19 20:39:42.644 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 19 20:39:42.644 INFO [stderr] 
Dec 19 20:39:42.644 INFO [stderr] warning: unused macro definition
Dec 19 20:39:42.645 INFO [stderr]    --> src/tokenizer.rs:269:1
Dec 19 20:39:42.645 INFO [stderr]     |
Dec 19 20:39:42.645 INFO [stderr] 269 | / macro_rules! tokenize_ref {
Dec 19 20:39:42.645 INFO [stderr] 270 | |   ($x:expr) => (Tokenizer::default().process($x))
Dec 19 20:39:42.645 INFO [stderr] 271 | | }
Dec 19 20:39:42.645 INFO [stderr]     | |_^
Dec 19 20:39:42.645 INFO [stderr] 
Dec 19 20:39:42.908 INFO [stderr] warning: unused macro definition
Dec 19 20:39:42.909 INFO [stderr]    --> src/tokenizer.rs:265:1
Dec 19 20:39:42.909 INFO [stderr]     |
Dec 19 20:39:42.909 INFO [stderr] 265 | / macro_rules! tokenize {
Dec 19 20:39:42.910 INFO [stderr] 266 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Dec 19 20:39:42.910 INFO [stderr] 267 | | }
Dec 19 20:39:42.910 INFO [stderr]     | |_^
Dec 19 20:39:42.911 INFO [stderr]     |
Dec 19 20:39:42.911 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 19 20:39:42.911 INFO [stderr] 
Dec 19 20:39:43.253 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 20:39:43.253 INFO [stderr]    --> src/polynomial.rs:416:5
Dec 19 20:39:43.253 INFO [stderr]     |
Dec 19 20:39:43.253 INFO [stderr] 416 |     self + &other;
Dec 19 20:39:43.254 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 19 20:39:43.268 INFO [stderr]     |
Dec 19 20:39:43.268 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 20:39:43.268 INFO [stderr] 
Dec 19 20:39:43.269 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 20:39:43.269 INFO [stderr]    --> src/polynomial.rs:500:5
Dec 19 20:39:43.269 INFO [stderr]     |
Dec 19 20:39:43.269 INFO [stderr] 500 |     self - &other;
Dec 19 20:39:43.269 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 19 20:39:43.269 INFO [stderr] 
Dec 19 20:39:43.269 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 20:39:43.269 INFO [stderr]    --> src/polynomial.rs:596:5
Dec 19 20:39:43.269 INFO [stderr]     |
Dec 19 20:39:43.269 INFO [stderr] 596 |     self * &other;
Dec 19 20:39:43.269 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 19 20:39:43.269 INFO [stderr] 
Dec 19 20:39:43.269 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Dec 19 20:39:43.269 INFO [stderr]    --> src/polynomial.rs:618:5
Dec 19 20:39:43.269 INFO [stderr]     |
Dec 19 20:39:43.269 INFO [stderr] 618 |     self.mul(other);
Dec 19 20:39:43.269 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 19 20:39:43.269 INFO [stderr] 
Dec 19 20:39:45.766 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 20:39:45.766 INFO [stderr]    --> src/polynomial.rs:416:5
Dec 19 20:39:45.766 INFO [stderr]     |
Dec 19 20:39:45.766 INFO [stderr] 416 |     self + &other;
Dec 19 20:39:45.766 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 19 20:39:45.766 INFO [stderr]     |
Dec 19 20:39:45.766 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 20:39:45.766 INFO [stderr] 
Dec 19 20:39:45.766 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 20:39:45.766 INFO [stderr]    --> src/polynomial.rs:500:5
Dec 19 20:39:45.766 INFO [stderr]     |
Dec 19 20:39:45.766 INFO [stderr] 500 |     self - &other;
Dec 19 20:39:45.766 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 19 20:39:45.766 INFO [stderr] 
Dec 19 20:39:45.766 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 20:39:45.766 INFO [stderr]    --> src/polynomial.rs:596:5
Dec 19 20:39:45.766 INFO [stderr]     |
Dec 19 20:39:45.766 INFO [stderr] 596 |     self * &other;
Dec 19 20:39:45.766 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 19 20:39:45.766 INFO [stderr] 
Dec 19 20:39:45.766 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Dec 19 20:39:45.766 INFO [stderr]    --> src/polynomial.rs:618:5
Dec 19 20:39:45.766 INFO [stderr]     |
Dec 19 20:39:45.766 INFO [stderr] 618 |     self.mul(other);
Dec 19 20:39:45.766 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 19 20:39:45.766 INFO [stderr] 
Dec 19 20:39:45.827 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
Dec 19 20:39:46.613 INFO running `"docker" "inspect" "f8c4d40428ef534728f4abdb2b57b374e322be86e82b46259a17bf543d68eb5b"`
Dec 19 20:39:46.890 INFO running `"docker" "rm" "-f" "f8c4d40428ef534728f4abdb2b57b374e322be86e82b46259a17bf543d68eb5b"`
Dec 19 20:39:47.228 INFO [stdout] f8c4d40428ef534728f4abdb2b57b374e322be86e82b46259a17bf543d68eb5b