Nov 16 18:37:27.837 INFO testing naens/parse-exs against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 18:37:27.837 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 18:37:28.108 INFO [stdout] 0eaf625590be3a78fd2906534ee787b2453e8cba069aea55a474d4c8d7b44084
Nov 16 18:37:28.119 INFO running `"docker" "start" "-a" "0eaf625590be3a78fd2906534ee787b2453e8cba069aea55a474d4c8d7b44084"`
Nov 16 18:37:28.707 INFO [stderr] usermod: no changes
Nov 16 18:37:28.742 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Nov 16 18:37:29.022 INFO [stderr] warning: unused variable: `op`
Nov 16 18:37:29.022 INFO [stderr]   --> src/regex.rs:57:12
Nov 16 18:37:29.023 INFO [stderr]    |
Nov 16 18:37:29.023 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Nov 16 18:37:29.023 INFO [stderr]    |            ^^ help: consider using `_op` instead
Nov 16 18:37:29.024 INFO [stderr]    |
Nov 16 18:37:29.024 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 18:37:29.024 INFO [stderr] 
Nov 16 18:37:29.025 INFO [stderr] warning: unused variable: `se`
Nov 16 18:37:29.025 INFO [stderr]   --> src/regex.rs:57:31
Nov 16 18:37:29.025 INFO [stderr]    |
Nov 16 18:37:29.025 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Nov 16 18:37:29.026 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Nov 16 18:37:29.026 INFO [stderr] 
Nov 16 18:37:29.059 INFO [stderr] warning: variant is never constructed: `Not`
Nov 16 18:37:29.059 INFO [stderr]  --> src/regex.rs:5:5
Nov 16 18:37:29.059 INFO [stderr]   |
Nov 16 18:37:29.059 INFO [stderr] 5 |     Not(Box<SubElement>),
Nov 16 18:37:29.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.059 INFO [stderr]   |
Nov 16 18:37:29.059 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 18:37:29.059 INFO [stderr] 
Nov 16 18:37:29.059 INFO [stderr] warning: variant is never constructed: `Plus`
Nov 16 18:37:29.059 INFO [stderr]  --> src/regex.rs:6:5
Nov 16 18:37:29.059 INFO [stderr]   |
Nov 16 18:37:29.059 INFO [stderr] 6 |     Plus(Box<SubElement>),
Nov 16 18:37:29.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.059 INFO [stderr] 
Nov 16 18:37:29.059 INFO [stderr] warning: variant is never constructed: `Star`
Nov 16 18:37:29.059 INFO [stderr]  --> src/regex.rs:7:5
Nov 16 18:37:29.059 INFO [stderr]   |
Nov 16 18:37:29.059 INFO [stderr] 7 |     Star(Box<SubElement>),
Nov 16 18:37:29.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.059 INFO [stderr] 
Nov 16 18:37:29.059 INFO [stderr] warning: variant is never constructed: `Option`
Nov 16 18:37:29.059 INFO [stderr]  --> src/regex.rs:8:5
Nov 16 18:37:29.059 INFO [stderr]   |
Nov 16 18:37:29.059 INFO [stderr] 8 |     Option(Box<SubElement>),
Nov 16 18:37:29.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.059 INFO [stderr] 
Nov 16 18:37:29.059 INFO [stderr] warning: variant is never constructed: `Concat`
Nov 16 18:37:29.059 INFO [stderr]  --> src/regex.rs:9:5
Nov 16 18:37:29.059 INFO [stderr]   |
Nov 16 18:37:29.059 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Nov 16 18:37:29.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.059 INFO [stderr] 
Nov 16 18:37:29.059 INFO [stderr] warning: variant is never constructed: `And`
Nov 16 18:37:29.059 INFO [stderr]   --> src/regex.rs:10:5
Nov 16 18:37:29.059 INFO [stderr]    |
Nov 16 18:37:29.059 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Nov 16 18:37:29.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: variant is never constructed: `Or`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:11:5
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Nov 16 18:37:29.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: variant is never constructed: `Operator`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:22:5
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 22 |     Operator(Operator),
Nov 16 18:37:29.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:23:5
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Nov 16 18:37:29.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: variant is never constructed: `String`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:24:5
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 24 |     String(Vec<char>)
Nov 16 18:37:29.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_not`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:27:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_plus`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:31:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_star`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:35:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_option`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:39:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_concat`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:43:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_and`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:47:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 47 | pub fn make_and() -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `make_or`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:51:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 51 | pub fn make_or() -> Operator {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: function is never used: `sim_add`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:57:1
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Nov 16 18:37:29.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.060 INFO [stderr] warning: method is never used: `add`
Nov 16 18:37:29.060 INFO [stderr]   --> src/regex.rs:63:5
Nov 16 18:37:29.060 INFO [stderr]    |
Nov 16 18:37:29.060 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Nov 16 18:37:29.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:29.060 INFO [stderr] 
Nov 16 18:37:29.559 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Nov 16 18:37:29.577 INFO [stderr] su: No module specific data is present
Nov 16 18:37:29.942 INFO running `"docker" "inspect" "0eaf625590be3a78fd2906534ee787b2453e8cba069aea55a474d4c8d7b44084"`
Nov 16 18:37:30.145 INFO running `"docker" "rm" "-f" "0eaf625590be3a78fd2906534ee787b2453e8cba069aea55a474d4c8d7b44084"`
Nov 16 18:37:30.325 INFO [stdout] 0eaf625590be3a78fd2906534ee787b2453e8cba069aea55a474d4c8d7b44084
Nov 16 18:37:30.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 18:37:30.669 INFO [stdout] c9e9b11dc5ff6731f9eeea6e95ed85af1bb5f93d61029abadb91e065dd6f6093
Nov 16 18:37:30.671 INFO running `"docker" "start" "-a" "c9e9b11dc5ff6731f9eeea6e95ed85af1bb5f93d61029abadb91e065dd6f6093"`
Nov 16 18:37:31.361 INFO [stderr] usermod: no changes
Nov 16 18:37:31.399 INFO [stderr]    Compiling parse-exs v0.1.0 (/source)
Nov 16 18:37:31.711 INFO [stderr] warning: unused variable: `op`
Nov 16 18:37:31.711 INFO [stderr]   --> src/regex.rs:57:12
Nov 16 18:37:31.711 INFO [stderr]    |
Nov 16 18:37:31.711 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Nov 16 18:37:31.711 INFO [stderr]    |            ^^ help: consider using `_op` instead
Nov 16 18:37:31.711 INFO [stderr]    |
Nov 16 18:37:31.711 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 18:37:31.711 INFO [stderr] 
Nov 16 18:37:31.711 INFO [stderr] warning: unused variable: `se`
Nov 16 18:37:31.711 INFO [stderr]   --> src/regex.rs:57:31
Nov 16 18:37:31.711 INFO [stderr]    |
Nov 16 18:37:31.711 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Nov 16 18:37:31.711 INFO [stderr]    |                               ^^ help: consider using `_se` instead
Nov 16 18:37:31.711 INFO [stderr] 
Nov 16 18:37:31.738 INFO [stderr] warning: variant is never constructed: `Not`
Nov 16 18:37:31.739 INFO [stderr]  --> src/regex.rs:5:5
Nov 16 18:37:31.739 INFO [stderr]   |
Nov 16 18:37:31.739 INFO [stderr] 5 |     Not(Box<SubElement>),
Nov 16 18:37:31.739 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.739 INFO [stderr]   |
Nov 16 18:37:31.739 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 18:37:31.739 INFO [stderr] 
Nov 16 18:37:31.739 INFO [stderr] warning: variant is never constructed: `Plus`
Nov 16 18:37:31.739 INFO [stderr]  --> src/regex.rs:6:5
Nov 16 18:37:31.739 INFO [stderr]   |
Nov 16 18:37:31.739 INFO [stderr] 6 |     Plus(Box<SubElement>),
Nov 16 18:37:31.739 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.739 INFO [stderr] 
Nov 16 18:37:31.739 INFO [stderr] warning: variant is never constructed: `Star`
Nov 16 18:37:31.739 INFO [stderr]  --> src/regex.rs:7:5
Nov 16 18:37:31.740 INFO [stderr]   |
Nov 16 18:37:31.740 INFO [stderr] 7 |     Star(Box<SubElement>),
Nov 16 18:37:31.740 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `Option`
Nov 16 18:37:31.740 INFO [stderr]  --> src/regex.rs:8:5
Nov 16 18:37:31.740 INFO [stderr]   |
Nov 16 18:37:31.740 INFO [stderr] 8 |     Option(Box<SubElement>),
Nov 16 18:37:31.740 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `Concat`
Nov 16 18:37:31.740 INFO [stderr]  --> src/regex.rs:9:5
Nov 16 18:37:31.740 INFO [stderr]   |
Nov 16 18:37:31.740 INFO [stderr] 9 |     Concat(Vec<SubElement>),
Nov 16 18:37:31.740 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `And`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:10:5
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 10 |     And(BTreeSet<SubElement>),
Nov 16 18:37:31.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `Or`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:11:5
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 11 |     Or(BTreeSet<SubElement>)
Nov 16 18:37:31.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `Operator`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:22:5
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 22 |     Operator(Operator),
Nov 16 18:37:31.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `SymbolRange`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:23:5
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 23 |     SymbolRange(SymbolRange),
Nov 16 18:37:31.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: variant is never constructed: `String`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:24:5
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 24 |     String(Vec<char>)
Nov 16 18:37:31.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: function is never used: `make_not`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:27:1
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
Nov 16 18:37:31.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: function is never used: `make_plus`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:31:1
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
Nov 16 18:37:31.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: function is never used: `make_star`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:35:1
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
Nov 16 18:37:31.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: function is never used: `make_option`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:39:1
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
Nov 16 18:37:31.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: function is never used: `make_concat`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:43:1
Nov 16 18:37:31.740 INFO [stderr]    |
Nov 16 18:37:31.740 INFO [stderr] 43 | pub fn make_concat() -> Operator {
Nov 16 18:37:31.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.740 INFO [stderr] 
Nov 16 18:37:31.740 INFO [stderr] warning: function is never used: `make_and`
Nov 16 18:37:31.740 INFO [stderr]   --> src/regex.rs:47:1
Nov 16 18:37:31.741 INFO [stderr]    |
Nov 16 18:37:31.741 INFO [stderr] 47 | pub fn make_and() -> Operator {
Nov 16 18:37:31.741 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.741 INFO [stderr] 
Nov 16 18:37:31.741 INFO [stderr] warning: function is never used: `make_or`
Nov 16 18:37:31.741 INFO [stderr]   --> src/regex.rs:51:1
Nov 16 18:37:31.741 INFO [stderr]    |
Nov 16 18:37:31.741 INFO [stderr] 51 | pub fn make_or() -> Operator {
Nov 16 18:37:31.741 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.741 INFO [stderr] 
Nov 16 18:37:31.741 INFO [stderr] warning: function is never used: `sim_add`
Nov 16 18:37:31.741 INFO [stderr]   --> src/regex.rs:57:1
Nov 16 18:37:31.741 INFO [stderr]    |
Nov 16 18:37:31.741 INFO [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
Nov 16 18:37:31.741 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.741 INFO [stderr] 
Nov 16 18:37:31.741 INFO [stderr] warning: method is never used: `add`
Nov 16 18:37:31.741 INFO [stderr]   --> src/regex.rs:63:5
Nov 16 18:37:31.741 INFO [stderr]    |
Nov 16 18:37:31.741 INFO [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
Nov 16 18:37:31.741 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:37:31.741 INFO [stderr] 
Nov 16 18:37:31.995 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Nov 16 18:37:31.997 INFO [stderr] su: No module specific data is present
Nov 16 18:37:32.245 INFO running `"docker" "inspect" "c9e9b11dc5ff6731f9eeea6e95ed85af1bb5f93d61029abadb91e065dd6f6093"`
Nov 16 18:37:32.347 INFO running `"docker" "rm" "-f" "c9e9b11dc5ff6731f9eeea6e95ed85af1bb5f93d61029abadb91e065dd6f6093"`
Nov 16 18:37:32.507 INFO [stdout] c9e9b11dc5ff6731f9eeea6e95ed85af1bb5f93d61029abadb91e065dd6f6093
Nov 16 18:37:32.512 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 18:37:32.795 INFO [stdout] c70ec00f605588802d6ef45564a1a2bfa0a4e605ccbd34f57ed59b34bbdc0f84
Nov 16 18:37:32.800 INFO running `"docker" "start" "-a" "c70ec00f605588802d6ef45564a1a2bfa0a4e605ccbd34f57ed59b34bbdc0f84"`
Nov 16 18:37:33.214 INFO [stderr] usermod: no changes
Nov 16 18:37:33.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 16 18:37:33.264 INFO [stderr]      Running /target/debug/deps/parse_exs-4f06daeae8889375
Nov 16 18:37:33.267 INFO [stdout] 
Nov 16 18:37:33.267 INFO [stdout] running 1 test
Nov 16 18:37:33.273 INFO [stdout] test abcd ... ok
Nov 16 18:37:33.273 INFO [stderr]      Running /target/debug/deps/parse_exs-e0116cc8aada1434
Nov 16 18:37:33.273 INFO [stdout] 
Nov 16 18:37:33.274 INFO [stderr]    Doc-tests parse-exs
Nov 16 18:37:33.274 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 18:37:33.275 INFO [stdout] 
Nov 16 18:37:33.275 INFO [stdout] 
Nov 16 18:37:33.275 INFO [stdout] running 0 tests
Nov 16 18:37:33.275 INFO [stdout] 
Nov 16 18:37:33.275 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 18:37:33.275 INFO [stdout] 
Nov 16 18:37:33.671 INFO [stdout] 
Nov 16 18:37:33.671 INFO [stdout] running 0 tests
Nov 16 18:37:33.671 INFO [stdout] 
Nov 16 18:37:33.671 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 18:37:33.671 INFO [stdout] 
Nov 16 18:37:33.679 INFO [stderr] su: No module specific data is present
Nov 16 18:37:34.279 INFO running `"docker" "inspect" "c70ec00f605588802d6ef45564a1a2bfa0a4e605ccbd34f57ed59b34bbdc0f84"`
Nov 16 18:37:34.631 INFO running `"docker" "rm" "-f" "c70ec00f605588802d6ef45564a1a2bfa0a4e605ccbd34f57ed59b34bbdc0f84"`
Nov 16 18:37:34.962 INFO [stdout] c70ec00f605588802d6ef45564a1a2bfa0a4e605ccbd34f57ed59b34bbdc0f84