Dec 13 09:27:42.107 INFO testing naens/parse-exs against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 09:27:42.107 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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"`
Dec 13 09:27:42.410 INFO [stdout] 2f0901b96807c327a79c8284f5384c8cbbbf125c8477e924456975168affe507
Dec 13 09:27:42.413 INFO running `"docker" "start" "-a" "2f0901b96807c327a79c8284f5384c8cbbbf125c8477e924456975168affe507"`
Dec 13 09:27:43.325 INFO [stderr] usermod: no changes
Dec 13 09:27:43.371 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 13 09:27:43.743 INFO [stderr] warning: unused variable: `op`
Dec 13 09:27:43.743 INFO [stderr]   --> src/regex.rs:57:12
Dec 13 09:27:43.743 INFO [stderr]    |
Dec 13 09:27:43.743 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:43.743 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 13 09:27:43.743 INFO [stderr]    |
Dec 13 09:27:43.743 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 09:27:43.743 INFO [stderr] 
Dec 13 09:27:43.743 INFO [stderr] warning: unused variable: `se`
Dec 13 09:27:43.743 INFO [stderr]   --> src/regex.rs:57:31
Dec 13 09:27:43.743 INFO [stderr]    |
Dec 13 09:27:43.743 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:43.743 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 13 09:27:43.743 INFO [stderr] 
Dec 13 09:27:43.766 INFO [stderr] warning: variant is never constructed: `Not`
Dec 13 09:27:43.766 INFO [stderr]  --> src/regex.rs:5:5
Dec 13 09:27:43.766 INFO [stderr]   |
Dec 13 09:27:43.766 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 13 09:27:43.766 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.766 INFO [stderr]   |
Dec 13 09:27:43.766 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 09:27:43.772 INFO [stderr] 
Dec 13 09:27:43.772 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 13 09:27:43.772 INFO [stderr]  --> src/regex.rs:6:5
Dec 13 09:27:43.772 INFO [stderr]   |
Dec 13 09:27:43.772 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 13 09:27:43.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.772 INFO [stderr] 
Dec 13 09:27:43.772 INFO [stderr] warning: variant is never constructed: `Star`
Dec 13 09:27:43.772 INFO [stderr]  --> src/regex.rs:7:5
Dec 13 09:27:43.772 INFO [stderr]   |
Dec 13 09:27:43.772 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 13 09:27:43.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.772 INFO [stderr] 
Dec 13 09:27:43.772 INFO [stderr] warning: variant is never constructed: `Option`
Dec 13 09:27:43.772 INFO [stderr]  --> src/regex.rs:8:5
Dec 13 09:27:43.772 INFO [stderr]   |
Dec 13 09:27:43.772 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 13 09:27:43.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.772 INFO [stderr] 
Dec 13 09:27:43.772 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 13 09:27:43.772 INFO [stderr]  --> src/regex.rs:9:5
Dec 13 09:27:43.772 INFO [stderr]   |
Dec 13 09:27:43.772 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 13 09:27:43.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.772 INFO [stderr] 
Dec 13 09:27:43.772 INFO [stderr] warning: variant is never constructed: `And`
Dec 13 09:27:43.772 INFO [stderr]   --> src/regex.rs:10:5
Dec 13 09:27:43.772 INFO [stderr]    |
Dec 13 09:27:43.772 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 13 09:27:43.772 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.772 INFO [stderr] 
Dec 13 09:27:43.772 INFO [stderr] warning: variant is never constructed: `Or`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:11:5
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 13 09:27:43.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:22:5
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 22 |     Operator(Operator),
Dec 13 09:27:43.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:23:5
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 13 09:27:43.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: variant is never constructed: `String`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:24:5
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 24 |     String(Vec<char>)
Dec 13 09:27:43.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_not`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:27:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_plus`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:31:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_star`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:35:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_option`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:39:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_concat`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:43:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_and`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:47:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `make_or`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:51:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: function is never used: `sim_add`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:57:1
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:43.773 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:43.773 INFO [stderr] warning: method is never used: `add`
Dec 13 09:27:43.773 INFO [stderr]   --> src/regex.rs:63:5
Dec 13 09:27:43.773 INFO [stderr]    |
Dec 13 09:27:43.773 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 13 09:27:43.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:43.773 INFO [stderr] 
Dec 13 09:27:44.286 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 13 09:27:44.289 INFO [stderr] su: No module specific data is present
Dec 13 09:27:44.580 INFO running `"docker" "inspect" "2f0901b96807c327a79c8284f5384c8cbbbf125c8477e924456975168affe507"`
Dec 13 09:27:44.697 INFO running `"docker" "rm" "-f" "2f0901b96807c327a79c8284f5384c8cbbbf125c8477e924456975168affe507"`
Dec 13 09:27:44.806 INFO [stdout] 2f0901b96807c327a79c8284f5384c8cbbbf125c8477e924456975168affe507
Dec 13 09:27:44.809 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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"`
Dec 13 09:27:45.011 INFO [stdout] 46b1bb4c45341ae80f3f1979c1e4e3db8e3fd11396ca78fc627a41396209cbd3
Dec 13 09:27:45.013 INFO running `"docker" "start" "-a" "46b1bb4c45341ae80f3f1979c1e4e3db8e3fd11396ca78fc627a41396209cbd3"`
Dec 13 09:27:45.371 INFO [stderr] usermod: no changes
Dec 13 09:27:45.402 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 13 09:27:45.927 INFO [stderr] warning: unused variable: `op`
Dec 13 09:27:45.927 INFO [stderr]   --> src/regex.rs:57:12
Dec 13 09:27:45.927 INFO [stderr]    |
Dec 13 09:27:45.927 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:45.927 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 13 09:27:45.927 INFO [stderr]    |
Dec 13 09:27:45.927 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 09:27:45.927 INFO [stderr] 
Dec 13 09:27:45.927 INFO [stderr] warning: unused variable: `se`
Dec 13 09:27:45.927 INFO [stderr]   --> src/regex.rs:57:31
Dec 13 09:27:45.927 INFO [stderr]    |
Dec 13 09:27:45.927 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:45.927 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 13 09:27:45.927 INFO [stderr] 
Dec 13 09:27:45.975 INFO [stderr] warning: variant is never constructed: `Not`
Dec 13 09:27:45.975 INFO [stderr]  --> src/regex.rs:5:5
Dec 13 09:27:45.975 INFO [stderr]   |
Dec 13 09:27:45.975 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 13 09:27:45.975 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.975 INFO [stderr]   |
Dec 13 09:27:45.975 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 09:27:45.975 INFO [stderr] 
Dec 13 09:27:45.975 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 13 09:27:45.975 INFO [stderr]  --> src/regex.rs:6:5
Dec 13 09:27:45.975 INFO [stderr]   |
Dec 13 09:27:45.975 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 13 09:27:45.975 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.975 INFO [stderr] 
Dec 13 09:27:45.975 INFO [stderr] warning: variant is never constructed: `Star`
Dec 13 09:27:45.975 INFO [stderr]  --> src/regex.rs:7:5
Dec 13 09:27:45.975 INFO [stderr]   |
Dec 13 09:27:45.975 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 13 09:27:45.975 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.975 INFO [stderr] 
Dec 13 09:27:45.975 INFO [stderr] warning: variant is never constructed: `Option`
Dec 13 09:27:45.975 INFO [stderr]  --> src/regex.rs:8:5
Dec 13 09:27:45.975 INFO [stderr]   |
Dec 13 09:27:45.975 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 13 09:27:45.975 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 13 09:27:45.976 INFO [stderr]  --> src/regex.rs:9:5
Dec 13 09:27:45.976 INFO [stderr]   |
Dec 13 09:27:45.976 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 13 09:27:45.976 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: variant is never constructed: `And`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:10:5
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 13 09:27:45.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: variant is never constructed: `Or`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:11:5
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 13 09:27:45.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:22:5
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 22 |     Operator(Operator),
Dec 13 09:27:45.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:23:5
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 13 09:27:45.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: variant is never constructed: `String`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:24:5
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 24 |     String(Vec<char>)
Dec 13 09:27:45.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_not`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:27:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_plus`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:31:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_star`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:35:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_option`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:39:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_concat`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:43:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_and`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:47:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `make_or`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:51:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: function is never used: `sim_add`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:57:1
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.976 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:45.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.976 INFO [stderr] 
Dec 13 09:27:45.976 INFO [stderr] warning: method is never used: `add`
Dec 13 09:27:45.976 INFO [stderr]   --> src/regex.rs:63:5
Dec 13 09:27:45.976 INFO [stderr]    |
Dec 13 09:27:45.977 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 13 09:27:45.977 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:45.977 INFO [stderr] 
Dec 13 09:27:46.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 13 09:27:46.327 INFO [stderr] su: No module specific data is present
Dec 13 09:27:46.881 INFO running `"docker" "inspect" "46b1bb4c45341ae80f3f1979c1e4e3db8e3fd11396ca78fc627a41396209cbd3"`
Dec 13 09:27:47.088 INFO running `"docker" "rm" "-f" "46b1bb4c45341ae80f3f1979c1e4e3db8e3fd11396ca78fc627a41396209cbd3"`
Dec 13 09:27:47.269 INFO [stdout] 46b1bb4c45341ae80f3f1979c1e4e3db8e3fd11396ca78fc627a41396209cbd3
Dec 13 09:27:47.272 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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"`
Dec 13 09:27:47.619 INFO [stdout] 06bfa2667fabd022c1f5d5ca9173553bf911d0cd28fc985b0eb4b442343b140a
Dec 13 09:27:47.621 INFO running `"docker" "start" "-a" "06bfa2667fabd022c1f5d5ca9173553bf911d0cd28fc985b0eb4b442343b140a"`
Dec 13 09:27:48.243 INFO [stderr] usermod: no changes
Dec 13 09:27:48.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 09:27:48.287 INFO [stderr]      Running /target/debug/deps/parse_exs-4a81dc5aecfe124a
Dec 13 09:27:48.295 INFO [stdout] 
Dec 13 09:27:48.295 INFO [stdout] running 1 test
Dec 13 09:27:48.295 INFO [stdout] test abcd ... ok
Dec 13 09:27:48.295 INFO [stdout] 
Dec 13 09:27:48.295 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:27:48.295 INFO [stdout] 
Dec 13 09:27:48.303 INFO [stderr]      Running /target/debug/deps/parse_exs-53e457232fa04e56
Dec 13 09:27:48.303 INFO [stderr]    Doc-tests parse-exs
Dec 13 09:27:48.303 INFO [stdout] 
Dec 13 09:27:48.303 INFO [stdout] running 0 tests
Dec 13 09:27:48.303 INFO [stdout] 
Dec 13 09:27:48.303 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:27:48.303 INFO [stdout] 
Dec 13 09:27:48.674 INFO [stdout] 
Dec 13 09:27:48.674 INFO [stdout] running 0 tests
Dec 13 09:27:48.674 INFO [stdout] 
Dec 13 09:27:48.674 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:27:48.674 INFO [stdout] 
Dec 13 09:27:48.677 INFO [stderr] su: No module specific data is present
Dec 13 09:27:49.247 INFO running `"docker" "inspect" "06bfa2667fabd022c1f5d5ca9173553bf911d0cd28fc985b0eb4b442343b140a"`
Dec 13 09:27:49.463 INFO running `"docker" "rm" "-f" "06bfa2667fabd022c1f5d5ca9173553bf911d0cd28fc985b0eb4b442343b140a"`
Dec 13 09:27:49.686 INFO [stdout] 06bfa2667fabd022c1f5d5ca9173553bf911d0cd28fc985b0eb4b442343b140a