Dec 18 09:00:03.961 INFO checking xxcalc-0.2.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:00:03.961 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/xxcalc/0.2.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:00:04.192 INFO [stdout] 6f593f6cefc29aca41565e890b177f2ab4e44401a4eb879dae91a2381dc5e0a6
Dec 18 09:00:04.194 INFO running `"docker" "start" "-a" "6f593f6cefc29aca41565e890b177f2ab4e44401a4eb879dae91a2381dc5e0a6"`
Dec 18 09:00:04.924 INFO [stderr]     Checking xxcalc v0.2.1 (/opt/crater/workdir)
Dec 18 09:00:05.201 INFO [stderr] warning: unused macro definition
Dec 18 09:00:05.202 INFO [stderr]    --> src/tokenizer.rs:267:1
Dec 18 09:00:05.202 INFO [stderr]     |
Dec 18 09:00:05.202 INFO [stderr] 267 | / macro_rules! tokenize {
Dec 18 09:00:05.202 INFO [stderr] 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Dec 18 09:00:05.203 INFO [stderr] 269 | | }
Dec 18 09:00:05.203 INFO [stderr]     | |_^
Dec 18 09:00:05.203 INFO [stderr]     |
Dec 18 09:00:05.203 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 18 09:00:05.204 INFO [stderr] 
Dec 18 09:00:05.204 INFO [stderr] warning: unused macro definition
Dec 18 09:00:05.204 INFO [stderr]    --> src/tokenizer.rs:271:1
Dec 18 09:00:05.204 INFO [stderr]     |
Dec 18 09:00:05.205 INFO [stderr] 271 | / macro_rules! tokenize_ref {
Dec 18 09:00:05.205 INFO [stderr] 272 | |   ($x:expr) => (Tokenizer::default().process($x))
Dec 18 09:00:05.205 INFO [stderr] 273 | | }
Dec 18 09:00:05.205 INFO [stderr]     | |_^
Dec 18 09:00:05.205 INFO [stderr] 
Dec 18 09:00:05.421 INFO [stderr] warning: unused macro definition
Dec 18 09:00:05.421 INFO [stderr]    --> src/tokenizer.rs:267:1
Dec 18 09:00:05.421 INFO [stderr]     |
Dec 18 09:00:05.422 INFO [stderr] 267 | / macro_rules! tokenize {
Dec 18 09:00:05.422 INFO [stderr] 268 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Dec 18 09:00:05.422 INFO [stderr] 269 | | }
Dec 18 09:00:05.423 INFO [stderr]     | |_^
Dec 18 09:00:05.423 INFO [stderr]     |
Dec 18 09:00:05.423 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 18 09:00:05.423 INFO [stderr] 
Dec 18 09:00:05.519 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 09:00:05.519 INFO [stderr]    --> src/polynomial.rs:416:5
Dec 18 09:00:05.519 INFO [stderr]     |
Dec 18 09:00:05.519 INFO [stderr] 416 |     self + &other;
Dec 18 09:00:05.519 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 18 09:00:05.519 INFO [stderr]     |
Dec 18 09:00:05.519 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 09:00:05.519 INFO [stderr] 
Dec 18 09:00:05.519 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 09:00:05.519 INFO [stderr]    --> src/polynomial.rs:500:5
Dec 18 09:00:05.519 INFO [stderr]     |
Dec 18 09:00:05.519 INFO [stderr] 500 |     self - &other;
Dec 18 09:00:05.519 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 18 09:00:05.519 INFO [stderr] 
Dec 18 09:00:05.519 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 09:00:05.519 INFO [stderr]    --> src/polynomial.rs:596:5
Dec 18 09:00:05.519 INFO [stderr]     |
Dec 18 09:00:05.519 INFO [stderr] 596 |     self * &other;
Dec 18 09:00:05.519 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 18 09:00:05.519 INFO [stderr] 
Dec 18 09:00:05.519 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Dec 18 09:00:05.519 INFO [stderr]    --> src/polynomial.rs:618:5
Dec 18 09:00:05.519 INFO [stderr]     |
Dec 18 09:00:05.520 INFO [stderr] 618 |     self.mul(other);
Dec 18 09:00:05.520 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 18 09:00:05.520 INFO [stderr] 
Dec 18 09:00:07.144 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 09:00:07.144 INFO [stderr]    --> src/polynomial.rs:416:5
Dec 18 09:00:07.144 INFO [stderr]     |
Dec 18 09:00:07.144 INFO [stderr] 416 |     self + &other;
Dec 18 09:00:07.144 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 18 09:00:07.144 INFO [stderr]     |
Dec 18 09:00:07.144 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 09:00:07.144 INFO [stderr] 
Dec 18 09:00:07.144 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 09:00:07.144 INFO [stderr]    --> src/polynomial.rs:500:5
Dec 18 09:00:07.144 INFO [stderr]     |
Dec 18 09:00:07.144 INFO [stderr] 500 |     self - &other;
Dec 18 09:00:07.144 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 18 09:00:07.144 INFO [stderr] 
Dec 18 09:00:07.144 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 09:00:07.144 INFO [stderr]    --> src/polynomial.rs:596:5
Dec 18 09:00:07.144 INFO [stderr]     |
Dec 18 09:00:07.144 INFO [stderr] 596 |     self * &other;
Dec 18 09:00:07.144 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 18 09:00:07.145 INFO [stderr] 
Dec 18 09:00:07.145 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Dec 18 09:00:07.145 INFO [stderr]    --> src/polynomial.rs:618:5
Dec 18 09:00:07.145 INFO [stderr]     |
Dec 18 09:00:07.145 INFO [stderr] 618 |     self.mul(other);
Dec 18 09:00:07.145 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 18 09:00:07.145 INFO [stderr] 
Dec 18 09:00:07.201 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Dec 18 09:00:07.646 INFO running `"docker" "inspect" "6f593f6cefc29aca41565e890b177f2ab4e44401a4eb879dae91a2381dc5e0a6"`
Dec 18 09:00:07.780 INFO running `"docker" "rm" "-f" "6f593f6cefc29aca41565e890b177f2ab4e44401a4eb879dae91a2381dc5e0a6"`
Dec 18 09:00:07.994 INFO [stdout] 6f593f6cefc29aca41565e890b177f2ab4e44401a4eb879dae91a2381dc5e0a6