Dec 05 13:18:42.537 INFO testing naens/parse-exs against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 13:18:42.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 13:18:42.783 INFO [stdout] 5f461bf44906ab876daee7f76b5da1f7fc8ceee70c0f19dfd5e477ee24686795
Dec 05 13:18:42.786 INFO running `"docker" "start" "-a" "5f461bf44906ab876daee7f76b5da1f7fc8ceee70c0f19dfd5e477ee24686795"`
Dec 05 13:18:43.298 INFO [stderr] usermod: no changes
Dec 05 13:18:43.332 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 05 13:18:43.610 INFO [stderr] warning: unused variable: `op`
Dec 05 13:18:43.610 INFO [stderr]   --> src/regex.rs:57:12
Dec 05 13:18:43.610 INFO [stderr]    |
Dec 05 13:18:43.610 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 05 13:18:43.610 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 05 13:18:43.610 INFO [stderr]    |
Dec 05 13:18:43.610 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:18:43.610 INFO [stderr] 
Dec 05 13:18:43.610 INFO [stderr] warning: unused variable: `se`
Dec 05 13:18:43.610 INFO [stderr]   --> src/regex.rs:57:31
Dec 05 13:18:43.610 INFO [stderr]    |
Dec 05 13:18:43.610 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 05 13:18:43.610 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 05 13:18:43.610 INFO [stderr] 
Dec 05 13:18:43.633 INFO [stderr] warning: variant is never constructed: `Not`
Dec 05 13:18:43.633 INFO [stderr]  --> src/regex.rs:5:5
Dec 05 13:18:43.633 INFO [stderr]   |
Dec 05 13:18:43.633 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 05 13:18:43.633 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.633 INFO [stderr]   |
Dec 05 13:18:43.633 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 13:18:43.633 INFO [stderr] 
Dec 05 13:18:43.633 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 05 13:18:43.633 INFO [stderr]  --> src/regex.rs:6:5
Dec 05 13:18:43.633 INFO [stderr]   |
Dec 05 13:18:43.633 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 05 13:18:43.633 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.633 INFO [stderr] 
Dec 05 13:18:43.633 INFO [stderr] warning: variant is never constructed: `Star`
Dec 05 13:18:43.633 INFO [stderr]  --> src/regex.rs:7:5
Dec 05 13:18:43.633 INFO [stderr]   |
Dec 05 13:18:43.633 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 05 13:18:43.633 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.633 INFO [stderr] 
Dec 05 13:18:43.633 INFO [stderr] warning: variant is never constructed: `Option`
Dec 05 13:18:43.633 INFO [stderr]  --> src/regex.rs:8:5
Dec 05 13:18:43.633 INFO [stderr]   |
Dec 05 13:18:43.633 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 05 13:18:43.633 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.633 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 05 13:18:43.634 INFO [stderr]  --> src/regex.rs:9:5
Dec 05 13:18:43.634 INFO [stderr]   |
Dec 05 13:18:43.634 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 05 13:18:43.634 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: variant is never constructed: `And`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:10:5
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 05 13:18:43.634 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: variant is never constructed: `Or`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:11:5
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 05 13:18:43.634 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:22:5
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 22 |     Operator(Operator),
Dec 05 13:18:43.634 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:23:5
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 05 13:18:43.634 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: variant is never constructed: `String`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:24:5
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 24 |     String(Vec<char>)
Dec 05 13:18:43.634 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_not`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:27:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_plus`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:31:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_star`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:35:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_option`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:39:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_concat`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:43:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_and`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:47:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `make_or`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:51:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: function is never used: `sim_add`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:57:1
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 05 13:18:43.634 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.634 INFO [stderr] warning: method is never used: `add`
Dec 05 13:18:43.634 INFO [stderr]   --> src/regex.rs:63:5
Dec 05 13:18:43.634 INFO [stderr]    |
Dec 05 13:18:43.634 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 05 13:18:43.634 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:43.634 INFO [stderr] 
Dec 05 13:18:43.994 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 05 13:18:43.997 INFO [stderr] su: No module specific data is present
Dec 05 13:18:44.302 INFO running `"docker" "inspect" "5f461bf44906ab876daee7f76b5da1f7fc8ceee70c0f19dfd5e477ee24686795"`
Dec 05 13:18:44.486 INFO running `"docker" "rm" "-f" "5f461bf44906ab876daee7f76b5da1f7fc8ceee70c0f19dfd5e477ee24686795"`
Dec 05 13:18:44.660 INFO [stdout] 5f461bf44906ab876daee7f76b5da1f7fc8ceee70c0f19dfd5e477ee24686795
Dec 05 13:18:44.668 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 13:18:44.942 INFO [stdout] 718d999c80575b5159b3ad011927e1ea7e378c432bab0a81f789708b97aad85f
Dec 05 13:18:44.944 INFO running `"docker" "start" "-a" "718d999c80575b5159b3ad011927e1ea7e378c432bab0a81f789708b97aad85f"`
Dec 05 13:18:46.124 INFO [stderr] usermod: no changes
Dec 05 13:18:46.151 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 05 13:18:46.668 INFO [stderr] warning: unused variable: `op`
Dec 05 13:18:46.668 INFO [stderr]   --> src/regex.rs:57:12
Dec 05 13:18:46.668 INFO [stderr]    |
Dec 05 13:18:46.668 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 05 13:18:46.668 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 05 13:18:46.668 INFO [stderr]    |
Dec 05 13:18:46.668 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:18:46.668 INFO [stderr] 
Dec 05 13:18:46.668 INFO [stderr] warning: unused variable: `se`
Dec 05 13:18:46.668 INFO [stderr]   --> src/regex.rs:57:31
Dec 05 13:18:46.668 INFO [stderr]    |
Dec 05 13:18:46.668 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 05 13:18:46.668 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 05 13:18:46.668 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Not`
Dec 05 13:18:46.725 INFO [stderr]  --> src/regex.rs:5:5
Dec 05 13:18:46.725 INFO [stderr]   |
Dec 05 13:18:46.725 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 05 13:18:46.725 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr]   |
Dec 05 13:18:46.725 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 05 13:18:46.725 INFO [stderr]  --> src/regex.rs:6:5
Dec 05 13:18:46.725 INFO [stderr]   |
Dec 05 13:18:46.725 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 05 13:18:46.725 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Star`
Dec 05 13:18:46.725 INFO [stderr]  --> src/regex.rs:7:5
Dec 05 13:18:46.725 INFO [stderr]   |
Dec 05 13:18:46.725 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 05 13:18:46.725 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Option`
Dec 05 13:18:46.725 INFO [stderr]  --> src/regex.rs:8:5
Dec 05 13:18:46.725 INFO [stderr]   |
Dec 05 13:18:46.725 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 05 13:18:46.725 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 05 13:18:46.725 INFO [stderr]  --> src/regex.rs:9:5
Dec 05 13:18:46.725 INFO [stderr]   |
Dec 05 13:18:46.725 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 05 13:18:46.725 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `And`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:10:5
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 05 13:18:46.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Or`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:11:5
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 05 13:18:46.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:22:5
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 22 |     Operator(Operator),
Dec 05 13:18:46.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:23:5
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 05 13:18:46.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: variant is never constructed: `String`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:24:5
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 24 |     String(Vec<char>)
Dec 05 13:18:46.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: function is never used: `make_not`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:27:1
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 05 13:18:46.725 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: function is never used: `make_plus`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:31:1
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 05 13:18:46.725 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.725 INFO [stderr] 
Dec 05 13:18:46.725 INFO [stderr] warning: function is never used: `make_star`
Dec 05 13:18:46.725 INFO [stderr]   --> src/regex.rs:35:1
Dec 05 13:18:46.725 INFO [stderr]    |
Dec 05 13:18:46.725 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 05 13:18:46.725 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:46.726 INFO [stderr] warning: function is never used: `make_option`
Dec 05 13:18:46.726 INFO [stderr]   --> src/regex.rs:39:1
Dec 05 13:18:46.726 INFO [stderr]    |
Dec 05 13:18:46.726 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 05 13:18:46.726 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:46.726 INFO [stderr] warning: function is never used: `make_concat`
Dec 05 13:18:46.726 INFO [stderr]   --> src/regex.rs:43:1
Dec 05 13:18:46.726 INFO [stderr]    |
Dec 05 13:18:46.726 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 05 13:18:46.726 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:46.726 INFO [stderr] warning: function is never used: `make_and`
Dec 05 13:18:46.726 INFO [stderr]   --> src/regex.rs:47:1
Dec 05 13:18:46.726 INFO [stderr]    |
Dec 05 13:18:46.726 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 05 13:18:46.726 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:46.726 INFO [stderr] warning: function is never used: `make_or`
Dec 05 13:18:46.726 INFO [stderr]   --> src/regex.rs:51:1
Dec 05 13:18:46.726 INFO [stderr]    |
Dec 05 13:18:46.726 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 05 13:18:46.726 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:46.726 INFO [stderr] warning: function is never used: `sim_add`
Dec 05 13:18:46.726 INFO [stderr]   --> src/regex.rs:57:1
Dec 05 13:18:46.726 INFO [stderr]    |
Dec 05 13:18:46.726 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 05 13:18:46.726 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:46.726 INFO [stderr] warning: method is never used: `add`
Dec 05 13:18:46.726 INFO [stderr]   --> src/regex.rs:63:5
Dec 05 13:18:46.726 INFO [stderr]    |
Dec 05 13:18:46.726 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 05 13:18:46.726 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:18:46.726 INFO [stderr] 
Dec 05 13:18:47.098 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 05 13:18:47.104 INFO [stderr] su: No module specific data is present
Dec 05 13:18:47.586 INFO running `"docker" "inspect" "718d999c80575b5159b3ad011927e1ea7e378c432bab0a81f789708b97aad85f"`
Dec 05 13:18:47.751 INFO running `"docker" "rm" "-f" "718d999c80575b5159b3ad011927e1ea7e378c432bab0a81f789708b97aad85f"`
Dec 05 13:18:48.062 INFO [stdout] 718d999c80575b5159b3ad011927e1ea7e378c432bab0a81f789708b97aad85f
Dec 05 13:18:48.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 13:18:48.472 INFO [stdout] 489d84a893a13f9f8a1f3df4056e3da40b7ec73b8658442b34798c975a05acb8
Dec 05 13:18:48.478 INFO running `"docker" "start" "-a" "489d84a893a13f9f8a1f3df4056e3da40b7ec73b8658442b34798c975a05acb8"`
Dec 05 13:18:49.568 INFO [stderr] usermod: no changes
Dec 05 13:18:49.600 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 13:18:49.600 INFO [stderr]      Running /target/debug/deps/parse_exs-51ba9146f15ac590
Dec 05 13:18:49.608 INFO [stdout] 
Dec 05 13:18:49.608 INFO [stdout] running 1 test
Dec 05 13:18:49.616 INFO [stdout] test abcd ... ok
Dec 05 13:18:49.616 INFO [stderr]      Running /target/debug/deps/parse_exs-d09ba729746ffa05
Dec 05 13:18:49.616 INFO [stdout] 
Dec 05 13:18:49.616 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:18:49.616 INFO [stdout] 
Dec 05 13:18:49.628 INFO [stdout] 
Dec 05 13:18:49.628 INFO [stderr]    Doc-tests parse-exs
Dec 05 13:18:49.628 INFO [stdout] running 0 tests
Dec 05 13:18:49.628 INFO [stdout] 
Dec 05 13:18:49.628 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:18:49.628 INFO [stdout] 
Dec 05 13:18:49.974 INFO [stdout] 
Dec 05 13:18:49.974 INFO [stdout] running 0 tests
Dec 05 13:18:49.974 INFO [stdout] 
Dec 05 13:18:49.974 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:18:49.974 INFO [stdout] 
Dec 05 13:18:49.980 INFO [stderr] su: No module specific data is present
Dec 05 13:18:50.582 INFO running `"docker" "inspect" "489d84a893a13f9f8a1f3df4056e3da40b7ec73b8658442b34798c975a05acb8"`
Dec 05 13:18:50.900 INFO running `"docker" "rm" "-f" "489d84a893a13f9f8a1f3df4056e3da40b7ec73b8658442b34798c975a05acb8"`
Dec 05 13:18:51.268 INFO [stdout] 489d84a893a13f9f8a1f3df4056e3da40b7ec73b8658442b34798c975a05acb8