Nov 28 10:30:34.710 INFO checking VladYermakov/interpreter against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 10:30:34.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 10:30:35.194 INFO [stdout] 3a379fb3ee37d79017b66bbbd2ea14c346dca932c9a9ffc793337d30d00c542d
Nov 28 10:30:35.195 INFO running `"docker" "start" "-a" "3a379fb3ee37d79017b66bbbd2ea14c346dca932c9a9ffc793337d30d00c542d"`
Nov 28 10:30:36.759 INFO [stderr] usermod: no changes
Nov 28 10:30:36.833 INFO [stderr]     Checking interpreter v0.1.0 (/source)
Nov 28 10:30:39.056 INFO [stderr] warning: method is never used: `node_type`
Nov 28 10:30:39.056 INFO [stderr]    --> src/main.rs:476:5
Nov 28 10:30:39.056 INFO [stderr]     |
Nov 28 10:30:39.056 INFO [stderr] 476 |     fn node_type(&self) -> String {
Nov 28 10:30:39.056 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:39.056 INFO [stderr]     |
Nov 28 10:30:39.056 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 10:30:39.056 INFO [stderr] 
Nov 28 10:30:39.056 INFO [stderr] warning: method is never used: `with_text`
Nov 28 10:30:39.056 INFO [stderr]    --> src/main.rs:641:5
Nov 28 10:30:39.056 INFO [stderr]     |
Nov 28 10:30:39.056 INFO [stderr] 641 |     fn with_text<T: Into<String> + Clone>(text: T) -> Self {
Nov 28 10:30:39.056 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:39.056 INFO [stderr] 
Nov 28 10:30:39.057 INFO [stderr] warning: method is never used: `with_text`
Nov 28 10:30:39.057 INFO [stderr]     --> src/main.rs:1074:5
Nov 28 10:30:39.057 INFO [stderr]      |
Nov 28 10:30:39.057 INFO [stderr] 1074 |     fn with_text<T: Into<String> + Clone>(text: T) -> Self {
Nov 28 10:30:39.057 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:39.057 INFO [stderr] 
Nov 28 10:30:39.057 INFO [stderr] warning: method is never used: `inv`
Nov 28 10:30:39.057 INFO [stderr]   --> src/numbers/complex.rs:43:5
Nov 28 10:30:39.057 INFO [stderr]    |
Nov 28 10:30:39.057 INFO [stderr] 43 |     pub fn inv(&self) -> Complex {
Nov 28 10:30:39.057 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:39.057 INFO [stderr] 
Nov 28 10:30:39.572 INFO [stderr] warning: method is never used: `node_type`
Nov 28 10:30:39.572 INFO [stderr]    --> src/main.rs:476:5
Nov 28 10:30:39.572 INFO [stderr]     |
Nov 28 10:30:39.572 INFO [stderr] 476 |     fn node_type(&self) -> String {
Nov 28 10:30:39.572 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:39.572 INFO [stderr]     |
Nov 28 10:30:39.572 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 10:30:39.572 INFO [stderr] 
Nov 28 10:30:39.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
Nov 28 10:30:39.680 INFO [stderr] su: No module specific data is present
Nov 28 10:30:40.459 INFO running `"docker" "inspect" "3a379fb3ee37d79017b66bbbd2ea14c346dca932c9a9ffc793337d30d00c542d"`
Nov 28 10:30:40.745 INFO running `"docker" "rm" "-f" "3a379fb3ee37d79017b66bbbd2ea14c346dca932c9a9ffc793337d30d00c542d"`
Nov 28 10:30:41.045 INFO [stdout] 3a379fb3ee37d79017b66bbbd2ea14c346dca932c9a9ffc793337d30d00c542d