Nov 28 09:40:50.170 INFO checking alfanick/xxcalc-rs against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 09:40:50.170 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 09:40:50.666 INFO [stdout] f04b11c82fa025f7d4d3d8b8f613fb03cc1755adab02f588d08897941cd2b15f
Nov 28 09:40:50.667 INFO running `"docker" "start" "-a" "f04b11c82fa025f7d4d3d8b8f613fb03cc1755adab02f588d08897941cd2b15f"`
Nov 28 09:40:51.716 INFO [stderr] usermod: no changes
Nov 28 09:40:51.805 INFO [stderr]     Checking smallvec v0.3.1
Nov 28 09:40:52.636 INFO [stderr]     Checking xxcalc v0.2.1 (/source)
Nov 28 09:40:53.157 INFO [stderr] warning: unused macro definition
Nov 28 09:40:53.157 INFO [stderr]    --> src/tokenizer.rs:265:1
Nov 28 09:40:53.157 INFO [stderr]     |
Nov 28 09:40:53.157 INFO [stderr] 265 | / macro_rules! tokenize {
Nov 28 09:40:53.158 INFO [stderr] 266 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Nov 28 09:40:53.158 INFO [stderr] 267 | | }
Nov 28 09:40:53.158 INFO [stderr]     | |_^
Nov 28 09:40:53.158 INFO [stderr]     |
Nov 28 09:40:53.158 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Nov 28 09:40:53.159 INFO [stderr] 
Nov 28 09:40:53.159 INFO [stderr] warning: unused macro definition
Nov 28 09:40:53.159 INFO [stderr]    --> src/tokenizer.rs:269:1
Nov 28 09:40:53.159 INFO [stderr]     |
Nov 28 09:40:53.160 INFO [stderr] 269 | / macro_rules! tokenize_ref {
Nov 28 09:40:53.160 INFO [stderr] 270 | |   ($x:expr) => (Tokenizer::default().process($x))
Nov 28 09:40:53.160 INFO [stderr] 271 | | }
Nov 28 09:40:53.160 INFO [stderr]     | |_^
Nov 28 09:40:53.161 INFO [stderr] 
Nov 28 09:40:53.519 INFO [stderr] warning: unused macro definition
Nov 28 09:40:53.528 INFO [stderr]    --> src/tokenizer.rs:265:1
Nov 28 09:40:53.528 INFO [stderr]     |
Nov 28 09:40:53.528 INFO [stderr] 265 | / macro_rules! tokenize {
Nov 28 09:40:53.528 INFO [stderr] 266 | |   ($x:expr) => (Tokenizer::default().process($x).to_owned())
Nov 28 09:40:53.528 INFO [stderr] 267 | | }
Nov 28 09:40:53.528 INFO [stderr]     | |_^
Nov 28 09:40:53.529 INFO [stderr]     |
Nov 28 09:40:53.529 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Nov 28 09:40:53.529 INFO [stderr] 
Nov 28 09:40:53.632 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 09:40:53.632 INFO [stderr]    --> src/polynomial.rs:416:5
Nov 28 09:40:53.632 INFO [stderr]     |
Nov 28 09:40:53.633 INFO [stderr] 416 |     self + &other;
Nov 28 09:40:53.633 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 09:40:53.633 INFO [stderr]     |
Nov 28 09:40:53.633 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 09:40:53.634 INFO [stderr] 
Nov 28 09:40:53.634 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 09:40:53.634 INFO [stderr]    --> src/polynomial.rs:500:5
Nov 28 09:40:53.634 INFO [stderr]     |
Nov 28 09:40:53.635 INFO [stderr] 500 |     self - &other;
Nov 28 09:40:53.635 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 09:40:53.635 INFO [stderr] 
Nov 28 09:40:53.645 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 09:40:53.645 INFO [stderr]    --> src/polynomial.rs:596:5
Nov 28 09:40:53.645 INFO [stderr]     |
Nov 28 09:40:53.645 INFO [stderr] 596 |     self * &other;
Nov 28 09:40:53.646 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 09:40:53.646 INFO [stderr] 
Nov 28 09:40:53.646 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Nov 28 09:40:53.646 INFO [stderr]    --> src/polynomial.rs:618:5
Nov 28 09:40:53.647 INFO [stderr]     |
Nov 28 09:40:53.647 INFO [stderr] 618 |     self.mul(other);
Nov 28 09:40:53.647 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 28 09:40:53.647 INFO [stderr] 
Nov 28 09:40:57.617 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 09:40:57.617 INFO [stderr]    --> src/polynomial.rs:416:5
Nov 28 09:40:57.617 INFO [stderr]     |
Nov 28 09:40:57.617 INFO [stderr] 416 |     self + &other;
Nov 28 09:40:57.617 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 09:40:57.617 INFO [stderr]     |
Nov 28 09:40:57.617 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 09:40:57.617 INFO [stderr] 
Nov 28 09:40:57.618 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 09:40:57.618 INFO [stderr]    --> src/polynomial.rs:500:5
Nov 28 09:40:57.618 INFO [stderr]     |
Nov 28 09:40:57.618 INFO [stderr] 500 |     self - &other;
Nov 28 09:40:57.618 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 09:40:57.618 INFO [stderr] 
Nov 28 09:40:57.620 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 28 09:40:57.620 INFO [stderr]    --> src/polynomial.rs:596:5
Nov 28 09:40:57.620 INFO [stderr]     |
Nov 28 09:40:57.620 INFO [stderr] 596 |     self * &other;
Nov 28 09:40:57.620 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 09:40:57.620 INFO [stderr] 
Nov 28 09:40:57.620 INFO [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used
Nov 28 09:40:57.620 INFO [stderr]    --> src/polynomial.rs:618:5
Nov 28 09:40:57.620 INFO [stderr]     |
Nov 28 09:40:57.620 INFO [stderr] 618 |     self.mul(other);
Nov 28 09:40:57.620 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 28 09:40:57.620 INFO [stderr] 
Nov 28 09:40:57.694 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.95s
Nov 28 09:40:57.698 INFO [stderr] su: No module specific data is present
Nov 28 09:40:58.526 INFO running `"docker" "inspect" "f04b11c82fa025f7d4d3d8b8f613fb03cc1755adab02f588d08897941cd2b15f"`
Nov 28 09:40:58.834 INFO running `"docker" "rm" "-f" "f04b11c82fa025f7d4d3d8b8f613fb03cc1755adab02f588d08897941cd2b15f"`
Nov 28 09:40:59.084 INFO [stdout] f04b11c82fa025f7d4d3d8b8f613fb03cc1755adab02f588d08897941cd2b15f