Dec 18 04:56:51.295 INFO checking VladYermakov/interpreter against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:56:51.295 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/VladYermakov/interpreter:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:56:51.628 INFO [stdout] 8a49e18919ba4a83093909d6cf0492695c612869debd4de13e386bdc35b1a7b0
Dec 18 04:56:51.634 INFO running `"docker" "start" "-a" "8a49e18919ba4a83093909d6cf0492695c612869debd4de13e386bdc35b1a7b0"`
Dec 18 04:56:52.936 INFO [stderr]     Checking interpreter v0.1.0 (/opt/crater/workdir)
Dec 18 04:56:53.608 INFO [stderr] warning: method is never used: `node_type`
Dec 18 04:56:53.608 INFO [stderr]    --> src/main.rs:476:5
Dec 18 04:56:53.608 INFO [stderr]     |
Dec 18 04:56:53.608 INFO [stderr] 476 |     fn node_type(&self) -> String {
Dec 18 04:56:53.608 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:56:53.608 INFO [stderr]     |
Dec 18 04:56:53.608 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 04:56:53.608 INFO [stderr] 
Dec 18 04:56:53.608 INFO [stderr] warning: method is never used: `with_text`
Dec 18 04:56:53.608 INFO [stderr]    --> src/main.rs:641:5
Dec 18 04:56:53.608 INFO [stderr]     |
Dec 18 04:56:53.608 INFO [stderr] 641 |     fn with_text<T: Into<String> + Clone>(text: T) -> Self {
Dec 18 04:56:53.608 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:56:53.608 INFO [stderr] 
Dec 18 04:56:53.608 INFO [stderr] warning: method is never used: `with_text`
Dec 18 04:56:53.608 INFO [stderr]     --> src/main.rs:1074:5
Dec 18 04:56:53.608 INFO [stderr]      |
Dec 18 04:56:53.608 INFO [stderr] 1074 |     fn with_text<T: Into<String> + Clone>(text: T) -> Self {
Dec 18 04:56:53.608 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:56:53.608 INFO [stderr] 
Dec 18 04:56:53.608 INFO [stderr] warning: method is never used: `inv`
Dec 18 04:56:53.608 INFO [stderr]   --> src/numbers/complex.rs:43:5
Dec 18 04:56:53.608 INFO [stderr]    |
Dec 18 04:56:53.608 INFO [stderr] 43 |     pub fn inv(&self) -> Complex {
Dec 18 04:56:53.608 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:56:53.608 INFO [stderr] 
Dec 18 04:56:54.751 INFO [stderr] warning: method is never used: `node_type`
Dec 18 04:56:54.751 INFO [stderr]    --> src/main.rs:476:5
Dec 18 04:56:54.751 INFO [stderr]     |
Dec 18 04:56:54.751 INFO [stderr] 476 |     fn node_type(&self) -> String {
Dec 18 04:56:54.751 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:56:54.751 INFO [stderr]     |
Dec 18 04:56:54.751 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 04:56:54.751 INFO [stderr] 
Dec 18 04:56:54.831 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
Dec 18 04:56:55.326 INFO running `"docker" "inspect" "8a49e18919ba4a83093909d6cf0492695c612869debd4de13e386bdc35b1a7b0"`
Dec 18 04:56:55.399 INFO running `"docker" "rm" "-f" "8a49e18919ba4a83093909d6cf0492695c612869debd4de13e386bdc35b1a7b0"`
Dec 18 04:56:55.524 INFO [stdout] 8a49e18919ba4a83093909d6cf0492695c612869debd4de13e386bdc35b1a7b0