Dec 13 09:27:43.328 INFO testing naens/parse-exs against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 09:27:43.328 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 09:27:43.726 INFO [stdout] 677f4107185e3db5e116cbdd515da3eb75ce25a3ad73c48f832c9a8fc13c32c7
Dec 13 09:27:43.728 INFO running `"docker" "start" "-a" "677f4107185e3db5e116cbdd515da3eb75ce25a3ad73c48f832c9a8fc13c32c7"`
Dec 13 09:27:44.450 INFO [stderr] usermod: no changes
Dec 13 09:27:44.480 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 13 09:27:44.716 INFO [stderr] warning: unused variable: `op`
Dec 13 09:27:44.716 INFO [stderr]   --> src/regex.rs:57:12
Dec 13 09:27:44.716 INFO [stderr]    |
Dec 13 09:27:44.716 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:44.716 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 13 09:27:44.717 INFO [stderr]    |
Dec 13 09:27:44.717 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 09:27:44.717 INFO [stderr] 
Dec 13 09:27:44.717 INFO [stderr] warning: unused variable: `se`
Dec 13 09:27:44.717 INFO [stderr]   --> src/regex.rs:57:31
Dec 13 09:27:44.717 INFO [stderr]    |
Dec 13 09:27:44.717 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:44.717 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 13 09:27:44.717 INFO [stderr] 
Dec 13 09:27:44.741 INFO [stderr] warning: variant is never constructed: `Not`
Dec 13 09:27:44.741 INFO [stderr]  --> src/regex.rs:5:5
Dec 13 09:27:44.741 INFO [stderr]   |
Dec 13 09:27:44.741 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 13 09:27:44.741 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.741 INFO [stderr]   |
Dec 13 09:27:44.741 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 09:27:44.741 INFO [stderr] 
Dec 13 09:27:44.741 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 13 09:27:44.741 INFO [stderr]  --> src/regex.rs:6:5
Dec 13 09:27:44.741 INFO [stderr]   |
Dec 13 09:27:44.742 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 13 09:27:44.742 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `Star`
Dec 13 09:27:44.742 INFO [stderr]  --> src/regex.rs:7:5
Dec 13 09:27:44.742 INFO [stderr]   |
Dec 13 09:27:44.742 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 13 09:27:44.742 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `Option`
Dec 13 09:27:44.742 INFO [stderr]  --> src/regex.rs:8:5
Dec 13 09:27:44.742 INFO [stderr]   |
Dec 13 09:27:44.742 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 13 09:27:44.742 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 13 09:27:44.742 INFO [stderr]  --> src/regex.rs:9:5
Dec 13 09:27:44.742 INFO [stderr]   |
Dec 13 09:27:44.742 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 13 09:27:44.742 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `And`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:10:5
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 13 09:27:44.742 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `Or`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:11:5
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 13 09:27:44.742 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:22:5
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 22 |     Operator(Operator),
Dec 13 09:27:44.742 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:23:5
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 13 09:27:44.742 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: variant is never constructed: `String`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:24:5
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 24 |     String(Vec<char>)
Dec 13 09:27:44.742 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_not`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:27:1
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 13 09:27:44.742 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_plus`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:31:1
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 13 09:27:44.742 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_star`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:35:1
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 13 09:27:44.742 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_option`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:39:1
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 13 09:27:44.742 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_concat`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:43:1
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 13 09:27:44.742 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_and`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:47:1
Dec 13 09:27:44.742 INFO [stderr]    |
Dec 13 09:27:44.742 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 13 09:27:44.742 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.742 INFO [stderr] 
Dec 13 09:27:44.742 INFO [stderr] warning: function is never used: `make_or`
Dec 13 09:27:44.742 INFO [stderr]   --> src/regex.rs:51:1
Dec 13 09:27:44.743 INFO [stderr]    |
Dec 13 09:27:44.743 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 13 09:27:44.743 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.743 INFO [stderr] 
Dec 13 09:27:44.743 INFO [stderr] warning: function is never used: `sim_add`
Dec 13 09:27:44.743 INFO [stderr]   --> src/regex.rs:57:1
Dec 13 09:27:44.743 INFO [stderr]    |
Dec 13 09:27:44.743 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:44.743 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.743 INFO [stderr] 
Dec 13 09:27:44.743 INFO [stderr] warning: method is never used: `add`
Dec 13 09:27:44.743 INFO [stderr]   --> src/regex.rs:63:5
Dec 13 09:27:44.743 INFO [stderr]    |
Dec 13 09:27:44.743 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 13 09:27:44.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:44.743 INFO [stderr] 
Dec 13 09:27:45.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Dec 13 09:27:45.123 INFO [stderr] su: No module specific data is present
Dec 13 09:27:45.385 INFO running `"docker" "inspect" "677f4107185e3db5e116cbdd515da3eb75ce25a3ad73c48f832c9a8fc13c32c7"`
Dec 13 09:27:45.452 INFO running `"docker" "rm" "-f" "677f4107185e3db5e116cbdd515da3eb75ce25a3ad73c48f832c9a8fc13c32c7"`
Dec 13 09:27:45.587 INFO [stdout] 677f4107185e3db5e116cbdd515da3eb75ce25a3ad73c48f832c9a8fc13c32c7
Dec 13 09:27:45.593 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 09:27:45.964 INFO [stdout] fea80fc2a7e9ff598fffd6b4b68cdac3e1b9e3c2a58450354b87ccfc2eeeb38c
Dec 13 09:27:45.966 INFO running `"docker" "start" "-a" "fea80fc2a7e9ff598fffd6b4b68cdac3e1b9e3c2a58450354b87ccfc2eeeb38c"`
Dec 13 09:27:46.771 INFO [stderr] usermod: no changes
Dec 13 09:27:46.799 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Dec 13 09:27:47.129 INFO [stderr] warning: unused variable: `op`
Dec 13 09:27:47.129 INFO [stderr]   --> src/regex.rs:57:12
Dec 13 09:27:47.129 INFO [stderr]    |
Dec 13 09:27:47.129 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:47.129 INFO [stderr]    |            ^^ help: consider using `_op` instead
Dec 13 09:27:47.129 INFO [stderr]    |
Dec 13 09:27:47.129 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 09:27:47.129 INFO [stderr] 
Dec 13 09:27:47.129 INFO [stderr] warning: unused variable: `se`
Dec 13 09:27:47.129 INFO [stderr]   --> src/regex.rs:57:31
Dec 13 09:27:47.129 INFO [stderr]    |
Dec 13 09:27:47.129 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:47.129 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Dec 13 09:27:47.129 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `Not`
Dec 13 09:27:47.156 INFO [stderr]  --> src/regex.rs:5:5
Dec 13 09:27:47.156 INFO [stderr]   |
Dec 13 09:27:47.156 INFO [stderr] 5 |     Not(Box<SubElement>),
Dec 13 09:27:47.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.156 INFO [stderr]   |
Dec 13 09:27:47.156 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 09:27:47.156 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `Plus`
Dec 13 09:27:47.156 INFO [stderr]  --> src/regex.rs:6:5
Dec 13 09:27:47.156 INFO [stderr]   |
Dec 13 09:27:47.156 INFO [stderr] 6 |     Plus(Box<SubElement>),
Dec 13 09:27:47.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.156 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `Star`
Dec 13 09:27:47.156 INFO [stderr]  --> src/regex.rs:7:5
Dec 13 09:27:47.156 INFO [stderr]   |
Dec 13 09:27:47.156 INFO [stderr] 7 |     Star(Box<SubElement>),
Dec 13 09:27:47.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.156 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `Option`
Dec 13 09:27:47.156 INFO [stderr]  --> src/regex.rs:8:5
Dec 13 09:27:47.156 INFO [stderr]   |
Dec 13 09:27:47.156 INFO [stderr] 8 |     Option(Box<SubElement>),
Dec 13 09:27:47.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.156 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `Concat`
Dec 13 09:27:47.156 INFO [stderr]  --> src/regex.rs:9:5
Dec 13 09:27:47.156 INFO [stderr]   |
Dec 13 09:27:47.156 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Dec 13 09:27:47.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.156 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `And`
Dec 13 09:27:47.156 INFO [stderr]   --> src/regex.rs:10:5
Dec 13 09:27:47.156 INFO [stderr]    |
Dec 13 09:27:47.156 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Dec 13 09:27:47.156 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.156 INFO [stderr] 
Dec 13 09:27:47.156 INFO [stderr] warning: variant is never constructed: `Or`
Dec 13 09:27:47.156 INFO [stderr]   --> src/regex.rs:11:5
Dec 13 09:27:47.156 INFO [stderr]    |
Dec 13 09:27:47.156 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Dec 13 09:27:47.156 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.159 INFO [stderr] 
Dec 13 09:27:47.159 INFO [stderr] warning: variant is never constructed: `Operator`
Dec 13 09:27:47.159 INFO [stderr]   --> src/regex.rs:22:5
Dec 13 09:27:47.159 INFO [stderr]    |
Dec 13 09:27:47.159 INFO [stderr] 22 |     Operator(Operator),
Dec 13 09:27:47.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.159 INFO [stderr] 
Dec 13 09:27:47.159 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Dec 13 09:27:47.159 INFO [stderr]   --> src/regex.rs:23:5
Dec 13 09:27:47.159 INFO [stderr]    |
Dec 13 09:27:47.159 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Dec 13 09:27:47.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.159 INFO [stderr] 
Dec 13 09:27:47.159 INFO [stderr] warning: variant is never constructed: `String`
Dec 13 09:27:47.159 INFO [stderr]   --> src/regex.rs:24:5
Dec 13 09:27:47.159 INFO [stderr]    |
Dec 13 09:27:47.159 INFO [stderr] 24 |     String(Vec<char>)
Dec 13 09:27:47.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.159 INFO [stderr] 
Dec 13 09:27:47.159 INFO [stderr] warning: function is never used: `make_not`
Dec 13 09:27:47.159 INFO [stderr]   --> src/regex.rs:27:1
Dec 13 09:27:47.159 INFO [stderr]    |
Dec 13 09:27:47.159 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Dec 13 09:27:47.159 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.159 INFO [stderr] 
Dec 13 09:27:47.159 INFO [stderr] warning: function is never used: `make_plus`
Dec 13 09:27:47.159 INFO [stderr]   --> src/regex.rs:31:1
Dec 13 09:27:47.159 INFO [stderr]    |
Dec 13 09:27:47.159 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Dec 13 09:27:47.159 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.159 INFO [stderr] 
Dec 13 09:27:47.159 INFO [stderr] warning: function is never used: `make_star`
Dec 13 09:27:47.159 INFO [stderr]   --> src/regex.rs:35:1
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Dec 13 09:27:47.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.160 INFO [stderr] warning: function is never used: `make_option`
Dec 13 09:27:47.160 INFO [stderr]   --> src/regex.rs:39:1
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Dec 13 09:27:47.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.160 INFO [stderr] warning: function is never used: `make_concat`
Dec 13 09:27:47.160 INFO [stderr]   --> src/regex.rs:43:1
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Dec 13 09:27:47.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.160 INFO [stderr] warning: function is never used: `make_and`
Dec 13 09:27:47.160 INFO [stderr]   --> src/regex.rs:47:1
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 47 | pub fn make_and() -> Operator {
Dec 13 09:27:47.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.160 INFO [stderr] warning: function is never used: `make_or`
Dec 13 09:27:47.160 INFO [stderr]   --> src/regex.rs:51:1
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 51 | pub fn make_or() -> Operator {
Dec 13 09:27:47.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.160 INFO [stderr] warning: function is never used: `sim_add`
Dec 13 09:27:47.160 INFO [stderr]   --> src/regex.rs:57:1
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Dec 13 09:27:47.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.160 INFO [stderr] warning: method is never used: `add`
Dec 13 09:27:47.160 INFO [stderr]   --> src/regex.rs:63:5
Dec 13 09:27:47.160 INFO [stderr]    |
Dec 13 09:27:47.160 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Dec 13 09:27:47.160 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:27:47.160 INFO [stderr] 
Dec 13 09:27:47.486 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 13 09:27:47.488 INFO [stderr] su: No module specific data is present
Dec 13 09:27:47.832 INFO running `"docker" "inspect" "fea80fc2a7e9ff598fffd6b4b68cdac3e1b9e3c2a58450354b87ccfc2eeeb38c"`
Dec 13 09:27:47.908 INFO running `"docker" "rm" "-f" "fea80fc2a7e9ff598fffd6b4b68cdac3e1b9e3c2a58450354b87ccfc2eeeb38c"`
Dec 13 09:27:48.012 INFO [stdout] fea80fc2a7e9ff598fffd6b4b68cdac3e1b9e3c2a58450354b87ccfc2eeeb38c
Dec 13 09:27:48.017 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 09:27:48.255 INFO [stdout] 3fe3b3a77578bd76587d5a5f5b1c86f7ffd480372852803396382d50a963cc29
Dec 13 09:27:48.260 INFO running `"docker" "start" "-a" "3fe3b3a77578bd76587d5a5f5b1c86f7ffd480372852803396382d50a963cc29"`
Dec 13 09:27:49.307 INFO [stderr] usermod: no changes
Dec 13 09:27:49.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 09:27:49.364 INFO [stderr]      Running /target/debug/deps/parse_exs-33bd19b8708bc002
Dec 13 09:27:49.365 INFO [stdout] 
Dec 13 09:27:49.367 INFO [stdout] running 1 test
Dec 13 09:27:49.367 INFO [stdout] test abcd ... ok
Dec 13 09:27:49.367 INFO [stdout] 
Dec 13 09:27:49.367 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:27:49.367 INFO [stdout] 
Dec 13 09:27:49.370 INFO [stderr]      Running /target/debug/deps/parse_exs-0cc2f7249babf868
Dec 13 09:27:49.380 INFO [stdout] 
Dec 13 09:27:49.380 INFO [stdout] running 0 tests
Dec 13 09:27:49.380 INFO [stdout] 
Dec 13 09:27:49.380 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:27:49.380 INFO [stdout] 
Dec 13 09:27:49.380 INFO [stderr]    Doc-tests parse-exs
Dec 13 09:27:49.819 INFO [stdout] 
Dec 13 09:27:49.819 INFO [stdout] running 0 tests
Dec 13 09:27:49.819 INFO [stdout] 
Dec 13 09:27:49.819 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:27:49.819 INFO [stdout] 
Dec 13 09:27:49.819 INFO [stderr] su: No module specific data is present
Dec 13 09:27:50.564 INFO running `"docker" "inspect" "3fe3b3a77578bd76587d5a5f5b1c86f7ffd480372852803396382d50a963cc29"`
Dec 13 09:27:50.946 INFO running `"docker" "rm" "-f" "3fe3b3a77578bd76587d5a5f5b1c86f7ffd480372852803396382d50a963cc29"`
Dec 13 09:27:51.412 INFO [stdout] 3fe3b3a77578bd76587d5a5f5b1c86f7ffd480372852803396382d50a963cc29