Dec 01 08:04:46.835 INFO testing naens/parse-exs against 1.30.1 for beta-1.31-5
Dec 01 08:04:46.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 08:04:47.254 INFO [stdout] 47486ed640600d050954551f66ceb337f8b447f9d9d1d1656ae9a6e7eb4589dd
Dec 01 08:04:47.259 INFO running `"docker" "start" "-a" "47486ed640600d050954551f66ceb337f8b447f9d9d1d1656ae9a6e7eb4589dd"`
Dec 01 08:04:47.758 INFO [stderr] usermod: no changes
Dec 01 08:04:47.793 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 01 08:04:48.117 INFO [stderr] warning: unused variable: `op`
Dec 01 08:04:48.117 INFO [stderr]   --> src/regex.rs:57:12
Dec 01 08:04:48.117 INFO [stderr]    |
Dec 01 08:04:48.118 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 01 08:04:48.118 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 01 08:04:48.118 INFO [stderr]    |
Dec 01 08:04:48.118 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 08:04:48.118 INFO [stderr] 
Dec 01 08:04:48.118 INFO [stderr] warning: unused variable: `se`
Dec 01 08:04:48.118 INFO [stderr]   --> src/regex.rs:57:31
Dec 01 08:04:48.118 INFO [stderr]    |
Dec 01 08:04:48.119 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 01 08:04:48.119 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 01 08:04:48.119 INFO [stderr] 
Dec 01 08:04:48.151 INFO [stderr] warning: variant is never constructed: `Not`
Dec 01 08:04:48.151 INFO [stderr]  --> src/regex.rs:5:5
Dec 01 08:04:48.152 INFO [stderr]   |
Dec 01 08:04:48.152 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 01 08:04:48.153 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.153 INFO [stderr]   |
Dec 01 08:04:48.153 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 08:04:48.154 INFO [stderr] 
Dec 01 08:04:48.154 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 01 08:04:48.154 INFO [stderr]  --> src/regex.rs:6:5
Dec 01 08:04:48.155 INFO [stderr]   |
Dec 01 08:04:48.155 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 01 08:04:48.155 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.156 INFO [stderr] 
Dec 01 08:04:48.156 INFO [stderr] warning: variant is never constructed: `Star`
Dec 01 08:04:48.157 INFO [stderr]  --> src/regex.rs:7:5
Dec 01 08:04:48.157 INFO [stderr]   |
Dec 01 08:04:48.157 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 01 08:04:48.158 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.158 INFO [stderr] 
Dec 01 08:04:48.158 INFO [stderr] warning: variant is never constructed: `Option`
Dec 01 08:04:48.159 INFO [stderr]  --> src/regex.rs:8:5
Dec 01 08:04:48.159 INFO [stderr]   |
Dec 01 08:04:48.159 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 01 08:04:48.160 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.160 INFO [stderr] 
Dec 01 08:04:48.160 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 01 08:04:48.161 INFO [stderr]  --> src/regex.rs:9:5
Dec 01 08:04:48.161 INFO [stderr]   |
Dec 01 08:04:48.161 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 01 08:04:48.167 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: variant is never constructed: `And`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:10:5
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 01 08:04:48.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: variant is never constructed: `Or`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:11:5
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 01 08:04:48.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:22:5
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 22 |     Operator(Operator),
Dec 01 08:04:48.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:23:5
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 01 08:04:48.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: variant is never constructed: `String`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:24:5
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 24 |     String(Vec<char>)
Dec 01 08:04:48.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: function is never used: `make_not`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:27:1
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 01 08:04:48.168 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: function is never used: `make_plus`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:31:1
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 01 08:04:48.168 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: function is never used: `make_star`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:35:1
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 01 08:04:48.168 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: function is never used: `make_option`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:39:1
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 01 08:04:48.168 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.168 INFO [stderr] warning: function is never used: `make_concat`
Dec 01 08:04:48.168 INFO [stderr]   --> src/regex.rs:43:1
Dec 01 08:04:48.168 INFO [stderr]    |
Dec 01 08:04:48.168 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 01 08:04:48.168 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.168 INFO [stderr] 
Dec 01 08:04:48.169 INFO [stderr] warning: function is never used: `make_and`
Dec 01 08:04:48.169 INFO [stderr]   --> src/regex.rs:47:1
Dec 01 08:04:48.169 INFO [stderr]    |
Dec 01 08:04:48.169 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 01 08:04:48.169 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.169 INFO [stderr] 
Dec 01 08:04:48.169 INFO [stderr] warning: function is never used: `make_or`
Dec 01 08:04:48.169 INFO [stderr]   --> src/regex.rs:51:1
Dec 01 08:04:48.169 INFO [stderr]    |
Dec 01 08:04:48.169 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 01 08:04:48.169 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.169 INFO [stderr] 
Dec 01 08:04:48.169 INFO [stderr] warning: function is never used: `sim_add`
Dec 01 08:04:48.169 INFO [stderr]   --> src/regex.rs:57:1
Dec 01 08:04:48.169 INFO [stderr]    |
Dec 01 08:04:48.169 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 01 08:04:48.169 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.169 INFO [stderr] 
Dec 01 08:04:48.169 INFO [stderr] warning: method is never used: `add`
Dec 01 08:04:48.169 INFO [stderr]   --> src/regex.rs:63:5
Dec 01 08:04:48.169 INFO [stderr]    |
Dec 01 08:04:48.169 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 01 08:04:48.169 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:48.169 INFO [stderr] 
Dec 01 08:04:48.863 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 01 08:04:48.865 INFO [stderr] su: No module specific data is present
Dec 01 08:04:49.309 INFO running `"docker" "inspect" "47486ed640600d050954551f66ceb337f8b447f9d9d1d1656ae9a6e7eb4589dd"`
Dec 01 08:04:49.585 INFO running `"docker" "rm" "-f" "47486ed640600d050954551f66ceb337f8b447f9d9d1d1656ae9a6e7eb4589dd"`
Dec 01 08:04:49.839 INFO [stdout] 47486ed640600d050954551f66ceb337f8b447f9d9d1d1656ae9a6e7eb4589dd
Dec 01 08:04:49.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 08:04:50.345 INFO [stdout] e32c642505fd3f36e21c8ec9025b7ca141405b08894cb141e30810edb27ad423
Dec 01 08:04:50.353 INFO running `"docker" "start" "-a" "e32c642505fd3f36e21c8ec9025b7ca141405b08894cb141e30810edb27ad423"`
Dec 01 08:04:51.226 INFO [stderr] usermod: no changes
Dec 01 08:04:51.287 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 01 08:04:51.765 INFO [stderr] warning: unused variable: `op`
Dec 01 08:04:51.765 INFO [stderr]   --> src/regex.rs:57:12
Dec 01 08:04:51.765 INFO [stderr]    |
Dec 01 08:04:51.765 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 01 08:04:51.765 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 01 08:04:51.765 INFO [stderr]    |
Dec 01 08:04:51.765 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 08:04:51.765 INFO [stderr] 
Dec 01 08:04:51.765 INFO [stderr] warning: unused variable: `se`
Dec 01 08:04:51.765 INFO [stderr]   --> src/regex.rs:57:31
Dec 01 08:04:51.765 INFO [stderr]    |
Dec 01 08:04:51.765 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 01 08:04:51.765 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 01 08:04:51.765 INFO [stderr] 
Dec 01 08:04:51.799 INFO [stderr] warning: variant is never constructed: `Not`
Dec 01 08:04:51.799 INFO [stderr]  --> src/regex.rs:5:5
Dec 01 08:04:51.799 INFO [stderr]   |
Dec 01 08:04:51.800 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 01 08:04:51.800 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.800 INFO [stderr]   |
Dec 01 08:04:51.800 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 01 08:04:51.801 INFO [stderr]  --> src/regex.rs:6:5
Dec 01 08:04:51.801 INFO [stderr]   |
Dec 01 08:04:51.801 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 01 08:04:51.801 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `Star`
Dec 01 08:04:51.801 INFO [stderr]  --> src/regex.rs:7:5
Dec 01 08:04:51.801 INFO [stderr]   |
Dec 01 08:04:51.801 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 01 08:04:51.801 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `Option`
Dec 01 08:04:51.801 INFO [stderr]  --> src/regex.rs:8:5
Dec 01 08:04:51.801 INFO [stderr]   |
Dec 01 08:04:51.801 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 01 08:04:51.801 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 01 08:04:51.801 INFO [stderr]  --> src/regex.rs:9:5
Dec 01 08:04:51.801 INFO [stderr]   |
Dec 01 08:04:51.801 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 01 08:04:51.801 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `And`
Dec 01 08:04:51.801 INFO [stderr]   --> src/regex.rs:10:5
Dec 01 08:04:51.801 INFO [stderr]    |
Dec 01 08:04:51.801 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 01 08:04:51.801 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `Or`
Dec 01 08:04:51.801 INFO [stderr]   --> src/regex.rs:11:5
Dec 01 08:04:51.801 INFO [stderr]    |
Dec 01 08:04:51.801 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 01 08:04:51.801 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 01 08:04:51.801 INFO [stderr]   --> src/regex.rs:22:5
Dec 01 08:04:51.801 INFO [stderr]    |
Dec 01 08:04:51.801 INFO [stderr] 22 |     Operator(Operator),
Dec 01 08:04:51.801 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.801 INFO [stderr] 
Dec 01 08:04:51.801 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 01 08:04:51.801 INFO [stderr]   --> src/regex.rs:23:5
Dec 01 08:04:51.801 INFO [stderr]    |
Dec 01 08:04:51.801 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 01 08:04:51.801 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: variant is never constructed: `String`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:24:5
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 24 |     String(Vec<char>)
Dec 01 08:04:51.802 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_not`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:27:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_plus`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:31:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_star`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:35:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_option`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:39:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_concat`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:43:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_and`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:47:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `make_or`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:51:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: function is never used: `sim_add`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:57:1
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 01 08:04:51.802 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:51.802 INFO [stderr] warning: method is never used: `add`
Dec 01 08:04:51.802 INFO [stderr]   --> src/regex.rs:63:5
Dec 01 08:04:51.802 INFO [stderr]    |
Dec 01 08:04:51.802 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 01 08:04:51.802 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:51.802 INFO [stderr] 
Dec 01 08:04:52.395 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 01 08:04:52.397 INFO [stderr] su: No module specific data is present
Dec 01 08:04:52.791 INFO running `"docker" "inspect" "e32c642505fd3f36e21c8ec9025b7ca141405b08894cb141e30810edb27ad423"`
Dec 01 08:04:52.985 INFO running `"docker" "rm" "-f" "e32c642505fd3f36e21c8ec9025b7ca141405b08894cb141e30810edb27ad423"`
Dec 01 08:04:53.171 INFO [stdout] e32c642505fd3f36e21c8ec9025b7ca141405b08894cb141e30810edb27ad423
Dec 01 08:04:53.173 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 08:04:53.516 INFO [stdout] a52ed4346558d45af10e267e4568c8261b7229bb27cc189e750ab85d7f055336
Dec 01 08:04:53.518 INFO running `"docker" "start" "-a" "a52ed4346558d45af10e267e4568c8261b7229bb27cc189e750ab85d7f055336"`
Dec 01 08:04:54.248 INFO [stderr] usermod: no changes
Dec 01 08:04:54.278 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 01 08:04:54.280 INFO [stderr]      Running /target/debug/deps/parse_exs-7ac7059453076299
Dec 01 08:04:54.286 INFO [stdout] 
Dec 01 08:04:54.286 INFO [stdout] running 1 test
Dec 01 08:04:54.288 INFO [stdout] test abcd ... ok
Dec 01 08:04:54.288 INFO [stdout] 
Dec 01 08:04:54.288 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 08:04:54.288 INFO [stdout] 
Dec 01 08:04:54.291 INFO [stderr]      Running /target/debug/deps/parse_exs-af4af95c5d24ebcd
Dec 01 08:04:54.296 INFO [stdout] 
Dec 01 08:04:54.296 INFO [stdout] running 0 tests
Dec 01 08:04:54.296 INFO [stdout] 
Dec 01 08:04:54.296 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 08:04:54.296 INFO [stdout] 
Dec 01 08:04:54.297 INFO [stderr]    Doc-tests parse-exs
Dec 01 08:04:54.695 INFO [stdout] 
Dec 01 08:04:54.695 INFO [stdout] running 0 tests
Dec 01 08:04:54.695 INFO [stdout] 
Dec 01 08:04:54.695 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 08:04:54.695 INFO [stdout] 
Dec 01 08:04:54.700 INFO [stderr] su: No module specific data is present
Dec 01 08:04:55.245 INFO running `"docker" "inspect" "a52ed4346558d45af10e267e4568c8261b7229bb27cc189e750ab85d7f055336"`
Dec 01 08:04:55.571 INFO running `"docker" "rm" "-f" "a52ed4346558d45af10e267e4568c8261b7229bb27cc189e750ab85d7f055336"`
Dec 01 08:04:55.847 INFO [stdout] a52ed4346558d45af10e267e4568c8261b7229bb27cc189e750ab85d7f055336
