Nov 27 18:58:28.752 INFO checking terakun/syntactic_monoid against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 18:58:28.752 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 27 18:58:29.288 INFO [stdout] e2b273d4a7d18abac8a65f6301d4021b4478ffa142daa5543af7aea94ea31f8a
Nov 27 18:58:29.290 INFO running `"docker" "start" "-a" "e2b273d4a7d18abac8a65f6301d4021b4478ffa142daa5543af7aea94ea31f8a"`
Nov 27 18:58:30.548 INFO [stderr] usermod: no changes
Nov 27 18:58:30.636 INFO [stderr]     Checking syntactic_monoid v0.1.0 (/source)
Nov 27 18:58:30.888 INFO [stderr] warning: unused import: `regex::RegularExpression`
Nov 27 18:58:30.888 INFO [stderr]  --> src/syntactic_monoid.rs:2:5
Nov 27 18:58:30.888 INFO [stderr]   |
Nov 27 18:58:30.888 INFO [stderr] 2 | use regex::RegularExpression;
Nov 27 18:58:30.888 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:30.888 INFO [stderr]   |
Nov 27 18:58:30.888 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 18:58:30.888 INFO [stderr] 
Nov 27 18:58:30.893 INFO [stderr] warning: unused import: `regex::RegularExpression`
Nov 27 18:58:30.893 INFO [stderr]  --> src/syntactic_monoid.rs:2:5
Nov 27 18:58:30.893 INFO [stderr]   |
Nov 27 18:58:30.893 INFO [stderr] 2 | use regex::RegularExpression;
Nov 27 18:58:30.893 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:30.893 INFO [stderr]   |
Nov 27 18:58:30.893 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 18:58:30.893 INFO [stderr] 
Nov 27 18:58:31.297 INFO [stderr] warning: variant is never constructed: `Empty`
Nov 27 18:58:31.297 INFO [stderr]  --> src/regex.rs:3:5
Nov 27 18:58:31.297 INFO [stderr]   |
Nov 27 18:58:31.298 INFO [stderr] 3 |     Empty,
Nov 27 18:58:31.298 INFO [stderr]   |     ^^^^^
Nov 27 18:58:31.298 INFO [stderr]   |
Nov 27 18:58:31.299 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 18:58:31.299 INFO [stderr] 
Nov 27 18:58:31.299 INFO [stderr] warning: variant is never constructed: `Epsilon`
Nov 27 18:58:31.300 INFO [stderr]  --> src/regex.rs:4:5
Nov 27 18:58:31.300 INFO [stderr]   |
Nov 27 18:58:31.300 INFO [stderr] 4 |     Epsilon,
Nov 27 18:58:31.301 INFO [stderr]   |     ^^^^^^^
Nov 27 18:58:31.301 INFO [stderr] 
Nov 27 18:58:31.301 INFO [stderr] warning: method is never used: `print_trans`
Nov 27 18:58:31.301 INFO [stderr]   --> src/nfa.rs:32:5
Nov 27 18:58:31.302 INFO [stderr]    |
Nov 27 18:58:31.302 INFO [stderr] 32 |     pub fn print_trans(&self) {
Nov 27 18:58:31.302 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.303 INFO [stderr] 
Nov 27 18:58:31.303 INFO [stderr] warning: method is never used: `to_graphviz`
Nov 27 18:58:31.303 INFO [stderr]    --> src/nfa.rs:253:5
Nov 27 18:58:31.304 INFO [stderr]     |
Nov 27 18:58:31.304 INFO [stderr] 253 |     pub fn to_graphviz(&self) {
Nov 27 18:58:31.304 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.304 INFO [stderr] 
Nov 27 18:58:31.305 INFO [stderr] warning: method is never used: `set_trans`
Nov 27 18:58:31.305 INFO [stderr]   --> src/dfa.rs:23:5
Nov 27 18:58:31.305 INFO [stderr]    |
Nov 27 18:58:31.306 INFO [stderr] 23 |     pub fn set_trans(&mut self, transition: &Vec<i32>) {
Nov 27 18:58:31.306 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.306 INFO [stderr] 
Nov 27 18:58:31.307 INFO [stderr] warning: method is never used: `add_trans`
Nov 27 18:58:31.307 INFO [stderr]   --> src/dfa.rs:29:5
Nov 27 18:58:31.307 INFO [stderr]    |
Nov 27 18:58:31.307 INFO [stderr] 29 |     pub fn add_trans(&mut self, id: i32, ch: usize) {
Nov 27 18:58:31.308 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.308 INFO [stderr] 
Nov 27 18:58:31.308 INFO [stderr] warning: method is never used: `print_trans`
Nov 27 18:58:31.309 INFO [stderr]   --> src/dfa.rs:32:5
Nov 27 18:58:31.309 INFO [stderr]    |
Nov 27 18:58:31.309 INFO [stderr] 32 |     pub fn print_trans(&self) {
Nov 27 18:58:31.310 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.310 INFO [stderr] 
Nov 27 18:58:31.310 INFO [stderr] warning: method is never used: `print_subset`
Nov 27 18:58:31.311 INFO [stderr]   --> src/dfa.rs:71:5
Nov 27 18:58:31.311 INFO [stderr]    |
Nov 27 18:58:31.311 INFO [stderr] 71 |     pub fn print_subset(subset: &SubSet) {
Nov 27 18:58:31.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.312 INFO [stderr] 
Nov 27 18:58:31.312 INFO [stderr] warning: method is never used: `accept`
Nov 27 18:58:31.312 INFO [stderr]    --> src/dfa.rs:227:5
Nov 27 18:58:31.313 INFO [stderr]     |
Nov 27 18:58:31.313 INFO [stderr] 227 |     pub fn accept(&self, input: &Vec<u8>) -> bool {
Nov 27 18:58:31.313 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.314 INFO [stderr] 
Nov 27 18:58:31.314 INFO [stderr] warning: field is never used: `alphabets`
Nov 27 18:58:31.314 INFO [stderr]   --> src/syntactic_monoid.rs:75:5
Nov 27 18:58:31.315 INFO [stderr]    |
Nov 27 18:58:31.315 INFO [stderr] 75 |     alphabets: BitSet,
Nov 27 18:58:31.315 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.315 INFO [stderr] 
Nov 27 18:58:31.413 INFO [stderr] warning: variant is never constructed: `Empty`
Nov 27 18:58:31.413 INFO [stderr]  --> src/regex.rs:3:5
Nov 27 18:58:31.414 INFO [stderr]   |
Nov 27 18:58:31.414 INFO [stderr] 3 |     Empty,
Nov 27 18:58:31.414 INFO [stderr]   |     ^^^^^
Nov 27 18:58:31.415 INFO [stderr]   |
Nov 27 18:58:31.415 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 18:58:31.415 INFO [stderr] 
Nov 27 18:58:31.415 INFO [stderr] warning: variant is never constructed: `Epsilon`
Nov 27 18:58:31.416 INFO [stderr]  --> src/regex.rs:4:5
Nov 27 18:58:31.416 INFO [stderr]   |
Nov 27 18:58:31.416 INFO [stderr] 4 |     Epsilon,
Nov 27 18:58:31.417 INFO [stderr]   |     ^^^^^^^
Nov 27 18:58:31.417 INFO [stderr] 
Nov 27 18:58:31.417 INFO [stderr] warning: method is never used: `print_trans`
Nov 27 18:58:31.418 INFO [stderr]   --> src/nfa.rs:32:5
Nov 27 18:58:31.418 INFO [stderr]    |
Nov 27 18:58:31.418 INFO [stderr] 32 |     pub fn print_trans(&self) {
Nov 27 18:58:31.418 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.419 INFO [stderr] 
Nov 27 18:58:31.419 INFO [stderr] warning: method is never used: `to_graphviz`
Nov 27 18:58:31.419 INFO [stderr]    --> src/nfa.rs:253:5
Nov 27 18:58:31.420 INFO [stderr]     |
Nov 27 18:58:31.420 INFO [stderr] 253 |     pub fn to_graphviz(&self) {
Nov 27 18:58:31.420 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.421 INFO [stderr] 
Nov 27 18:58:31.421 INFO [stderr] warning: method is never used: `set_trans`
Nov 27 18:58:31.421 INFO [stderr]   --> src/dfa.rs:23:5
Nov 27 18:58:31.421 INFO [stderr]    |
Nov 27 18:58:31.422 INFO [stderr] 23 |     pub fn set_trans(&mut self, transition: &Vec<i32>) {
Nov 27 18:58:31.422 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.422 INFO [stderr] 
Nov 27 18:58:31.423 INFO [stderr] warning: method is never used: `add_trans`
Nov 27 18:58:31.423 INFO [stderr]   --> src/dfa.rs:29:5
Nov 27 18:58:31.423 INFO [stderr]    |
Nov 27 18:58:31.423 INFO [stderr] 29 |     pub fn add_trans(&mut self, id: i32, ch: usize) {
Nov 27 18:58:31.424 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.424 INFO [stderr] 
Nov 27 18:58:31.424 INFO [stderr] warning: method is never used: `print_trans`
Nov 27 18:58:31.425 INFO [stderr]   --> src/dfa.rs:32:5
Nov 27 18:58:31.425 INFO [stderr]    |
Nov 27 18:58:31.425 INFO [stderr] 32 |     pub fn print_trans(&self) {
Nov 27 18:58:31.425 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.426 INFO [stderr] 
Nov 27 18:58:31.426 INFO [stderr] warning: method is never used: `print_subset`
Nov 27 18:58:31.426 INFO [stderr]   --> src/dfa.rs:71:5
Nov 27 18:58:31.427 INFO [stderr]    |
Nov 27 18:58:31.427 INFO [stderr] 71 |     pub fn print_subset(subset: &SubSet) {
Nov 27 18:58:31.427 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.428 INFO [stderr] 
Nov 27 18:58:31.428 INFO [stderr] warning: method is never used: `accept`
Nov 27 18:58:31.428 INFO [stderr]    --> src/dfa.rs:227:5
Nov 27 18:58:31.428 INFO [stderr]     |
Nov 27 18:58:31.429 INFO [stderr] 227 |     pub fn accept(&self, input: &Vec<u8>) -> bool {
Nov 27 18:58:31.429 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.429 INFO [stderr] 
Nov 27 18:58:31.430 INFO [stderr] warning: field is never used: `alphabets`
Nov 27 18:58:31.430 INFO [stderr]   --> src/syntactic_monoid.rs:75:5
Nov 27 18:58:31.430 INFO [stderr]    |
Nov 27 18:58:31.431 INFO [stderr] 75 |     alphabets: BitSet,
Nov 27 18:58:31.431 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 27 18:58:31.431 INFO [stderr] 
Nov 27 18:58:31.470 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Nov 27 18:58:31.470 INFO [stderr] su: No module specific data is present
Nov 27 18:58:32.337 INFO running `"docker" "inspect" "e2b273d4a7d18abac8a65f6301d4021b4478ffa142daa5543af7aea94ea31f8a"`
Nov 27 18:58:32.577 INFO running `"docker" "rm" "-f" "e2b273d4a7d18abac8a65f6301d4021b4478ffa142daa5543af7aea94ea31f8a"`
Nov 27 18:58:32.992 INFO [stdout] e2b273d4a7d18abac8a65f6301d4021b4478ffa142daa5543af7aea94ea31f8a