[INFO] updating cached repository thinkyfish/stapl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/thinkyfish/stapl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/thinkyfish/stapl" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/thinkyfish/stapl"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/thinkyfish/stapl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/thinkyfish/stapl" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/thinkyfish/stapl"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/thinkyfish/stapl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b22ed72f7108399c1d5f4bdc27668bc8f4fc1de6
[INFO] sha for GitHub repo thinkyfish/stapl: b22ed72f7108399c1d5f4bdc27668bc8f4fc1de6
[INFO] validating manifest of thinkyfish/stapl on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of thinkyfish/stapl on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing thinkyfish/stapl
[INFO] finished frobbing thinkyfish/stapl
[INFO] frobbed toml for thinkyfish/stapl written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/thinkyfish/stapl/Cargo.toml
[INFO] started frobbing thinkyfish/stapl
[INFO] finished frobbing thinkyfish/stapl
[INFO] frobbed toml for thinkyfish/stapl written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/thinkyfish/stapl/Cargo.toml
[INFO] crate thinkyfish/stapl already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking thinkyfish/stapl against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/thinkyfish/stapl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9a02b2a0b60f689c02058c4e33218ae9a50d6b7cd358313e7e37038746cccc06
[INFO] running `"docker" "start" "-a" "9a02b2a0b60f689c02058c4e33218ae9a50d6b7cd358313e7e37038746cccc06"`
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking rustyline v3.0.0
[INFO] [stderr]     Checking third v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inc`
[INFO] [stderr]    --> src/main.rs:224:44
[INFO] [stderr]     |
[INFO] [stderr] 224 | fn lex_parameter<T: Iterator<Item = char>>(inc: char, iter: &mut Peekable<T>) -> String {
[INFO] [stderr]     |                                            ^^^ help: consider prefixing with an underscore: `_inc`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexeme`
[INFO] [stderr]    --> src/main.rs:337:25
[INFO] [stderr]     |
[INFO] [stderr] 337 |                     let lexeme = LexItem::Literal(n.to_string());
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_lexeme`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `quoted` is never read
[INFO] [stderr]    --> src/main.rs:338:21
[INFO] [stderr]     |
[INFO] [stderr] 338 |                     quoted = false;
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `quoted` is never read
[INFO] [stderr]    --> src/main.rs:350:21
[INFO] [stderr]     |
[INFO] [stderr] 350 |                     quoted = false;
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `call`
[INFO] [stderr]    --> src/main.rs:697:16
[INFO] [stderr]     |
[INFO] [stderr] 697 | fn action_none(call: &mut Call) -> () {
[INFO] [stderr]     |                ^^^^ help: consider prefixing with an underscore: `_call`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/main.rs:706:9
[INFO] [stderr]     |
[INFO] [stderr] 706 |     for a in 0..call.arguments.len() {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:791:24
[INFO] [stderr]     |
[INFO] [stderr] 791 |         LexItem::Stack(s) => {
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/main.rs:887:21
[INFO] [stderr]     |
[INFO] [stderr] 887 |                 let result = cstack.top_apply(&mut istack);
[INFO] [stderr]     |                     ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/main.rs:948:32
[INFO] [stderr]     |
[INFO] [stderr] 948 |             LexItem::Parameter(p) => {
[INFO] [stderr]     |                                ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:113:29
[INFO] [stderr]     |
[INFO] [stderr] 113 |             LexItem::Lambda(s) => {
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/main.rs:118:29
[INFO] [stderr]     |
[INFO] [stderr] 118 |                         let len = p.len();
[INFO] [stderr]     |                             ^^^ help: consider prefixing with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |             for s in parameters {
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:568:26
[INFO] [stderr]     |
[INFO] [stderr] 568 |                     Some(e) => {
[INFO] [stderr]     |                          ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n2`
[INFO] [stderr]    --> src/main.rs:603:37
[INFO] [stderr]     |
[INFO] [stderr] 603 |                                 let n2 = newword.setup_expectations();
[INFO] [stderr]     |                                     ^^ help: consider prefixing with an underscore: `_n2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:617:29
[INFO] [stderr]     |
[INFO] [stderr] 617 |                         for i in 0..top_call.arity {
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arity`
[INFO] [stderr]    --> src/main.rs:655:9
[INFO] [stderr]     |
[INFO] [stderr] 655 |         arity: usize,
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_arity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:686:17
[INFO] [stderr]     |
[INFO] [stderr] 686 |         let mut e = &mut self.expectations;
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:116:26
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     Some(mut p) => {
[INFO] [stderr]     |                          ----^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inc`
[INFO] [stderr]    --> src/main.rs:224:44
[INFO] [stderr]     |
[INFO] [stderr] 224 | fn lex_parameter<T: Iterator<Item = char>>(inc: char, iter: &mut Peekable<T>) -> String {
[INFO] [stderr]     |                                            ^^^ help: consider prefixing with an underscore: `_inc`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexeme`
[INFO] [stderr]    --> src/main.rs:337:25
[INFO] [stderr]     |
[INFO] [stderr] 337 |                     let lexeme = LexItem::Literal(n.to_string());
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_lexeme`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `quoted` is never read
[INFO] [stderr]    --> src/main.rs:338:21
[INFO] [stderr]     |
[INFO] [stderr] 338 |                     quoted = false;
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `quoted` is never read
[INFO] [stderr]    --> src/main.rs:350:21
[INFO] [stderr]     |
[INFO] [stderr] 350 |                     quoted = false;
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `call`
[INFO] [stderr]    --> src/main.rs:697:16
[INFO] [stderr]     |
[INFO] [stderr] 697 | fn action_none(call: &mut Call) -> () {
[INFO] [stderr]     |                ^^^^ help: consider prefixing with an underscore: `_call`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/main.rs:706:9
[INFO] [stderr]     |
[INFO] [stderr] 706 |     for a in 0..call.arguments.len() {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:791:24
[INFO] [stderr]     |
[INFO] [stderr] 791 |         LexItem::Stack(s) => {
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/main.rs:887:21
[INFO] [stderr]     |
[INFO] [stderr] 887 |                 let result = cstack.top_apply(&mut istack);
[INFO] [stderr]     |                     ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/main.rs:948:32
[INFO] [stderr]     |
[INFO] [stderr] 948 |             LexItem::Parameter(p) => {
[INFO] [stderr]     |                                ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:113:29
[INFO] [stderr]     |
[INFO] [stderr] 113 |             LexItem::Lambda(s) => {
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/main.rs:118:29
[INFO] [stderr]     |
[INFO] [stderr] 118 |                         let len = p.len();
[INFO] [stderr]     |                             ^^^ help: consider prefixing with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |             for s in parameters {
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:568:26
[INFO] [stderr]     |
[INFO] [stderr] 568 |                     Some(e) => {
[INFO] [stderr]     |                          ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n2`
[INFO] [stderr]    --> src/main.rs:603:37
[INFO] [stderr]     |
[INFO] [stderr] 603 |                                 let n2 = newword.setup_expectations();
[INFO] [stderr]     |                                     ^^ help: consider prefixing with an underscore: `_n2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:617:29
[INFO] [stderr]     |
[INFO] [stderr] 617 |                         for i in 0..top_call.arity {
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arity`
[INFO] [stderr]    --> src/main.rs:655:9
[INFO] [stderr]     |
[INFO] [stderr] 655 |         arity: usize,
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_arity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:686:17
[INFO] [stderr]     |
[INFO] [stderr] 686 |         let mut e = &mut self.expectations;
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:335:21
[INFO] [stderr]     |
[INFO] [stderr] 335 |                 let mut lexeme = LexItem::Num(n);
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:411:21
[INFO] [stderr]     |
[INFO] [stderr] 411 |                 let mut c = make_call(defword);
[INFO] [stderr]     |                     ----^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:116:26
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     Some(mut p) => {
[INFO] [stderr]     |                          ----^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:674:13
[INFO] [stderr]     |
[INFO] [stderr] 674 |         let mut word = Word {
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:686:13
[INFO] [stderr]     |
[INFO] [stderr] 686 |         let mut e = &mut self.expectations;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:837:13
[INFO] [stderr]     |
[INFO] [stderr] 837 |             mut s => {
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:335:21
[INFO] [stderr]     |
[INFO] [stderr] 335 |                 let mut lexeme = LexItem::Num(n);
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:411:21
[INFO] [stderr]     |
[INFO] [stderr] 411 |                 let mut c = make_call(defword);
[INFO] [stderr]     |                     ----^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:872:9
[INFO] [stderr]     |
[INFO] [stderr] 872 |     let mut cstack = &mut program.cstack;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:873:9
[INFO] [stderr]     |
[INFO] [stderr] 873 |     let mut ostack = &mut program.ostack;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:923:29
[INFO] [stderr]     |
[INFO] [stderr] 923 |             LexItem::Lambda(mut s) => {
[INFO] [stderr]     |                             ----^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:942:28
[INFO] [stderr]     |
[INFO] [stderr] 942 |             LexItem::Stack(mut s) => {
[INFO] [stderr]     |                            ----^
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Literal`
[INFO] [stderr]   --> src/main.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     Literal,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lambda`
[INFO] [stderr]   --> src/main.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     Lambda,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Parameter`
[INFO] [stderr]   --> src/main.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     Parameter,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_Word`
[INFO] [stderr]    --> src/main.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn get_Word(self: &Self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `getExpectation`
[INFO] [stderr]    --> src/main.rs:435:5
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn getExpectation(self: &Self) -> Option<&Expectation> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]    --> src/main.rs:863:5
[INFO] [stderr]     |
[INFO] [stderr] 863 |     name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `filename`
[INFO] [stderr]    --> src/main.rs:864:5
[INFO] [stderr]     |
[INFO] [stderr] 864 |     filename: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/main.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     #[derive(Ord)]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:674:13
[INFO] [stderr]     |
[INFO] [stderr] 674 |         let mut word = Word {
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:686:13
[INFO] [stderr]     |
[INFO] [stderr] 686 |         let mut e = &mut self.expectations;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_Num` should have a snake case name
[INFO] [stderr]   --> src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn get_Num(self: &Self) -> Option<i64> {
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `get_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_Word` should have a snake case name
[INFO] [stderr]    --> src/main.rs:100:8
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn get_Word(self: &Self) -> Option<String> {
[INFO] [stderr]     |        ^^^^^^^^ help: convert the identifier to snake case: `get_word`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushSearchWord` should have a snake case name
[INFO] [stderr]    --> src/main.rs:402:8
[INFO] [stderr]     |
[INFO] [stderr] 402 |     fn pushSearchWord(self: &mut Self, word: String) -> () {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `push_search_word`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushWordCall` should have a snake case name
[INFO] [stderr]    --> src/main.rs:424:8
[INFO] [stderr]     |
[INFO] [stderr] 424 |     fn pushWordCall(self: &mut Self, word: &mut Word) -> () {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `push_word_call`
[INFO] [stderr] 
[INFO] [stderr] warning: method `getExpectation` should have a snake case name
[INFO] [stderr]    --> src/main.rs:435:8
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn getExpectation(self: &Self) -> Option<&Expectation> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_expectation`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushLexItem` should have a snake case name
[INFO] [stderr]    --> src/main.rs:514:8
[INFO] [stderr]     |
[INFO] [stderr] 514 |     fn pushLexItem<'l>(self: &mut Self, lexeme: &'l mut LexItem) -> Option<&'l mut LexItem> {
[INFO] [stderr]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `push_lex_item`
[INFO] [stderr] 
[INFO] [stderr] warning: method `wantsData` should have a snake case name
[INFO] [stderr]    --> src/main.rs:564:8
[INFO] [stderr]     |
[INFO] [stderr] 564 |     fn wantsData(self: &Self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^ help: convert the identifier to snake case: `wants_data`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:837:13
[INFO] [stderr]     |
[INFO] [stderr] 837 |             mut s => {
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:872:9
[INFO] [stderr]     |
[INFO] [stderr] 872 |     let mut cstack = &mut program.cstack;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:873:9
[INFO] [stderr]     |
[INFO] [stderr] 873 |     let mut ostack = &mut program.ostack;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:923:29
[INFO] [stderr]     |
[INFO] [stderr] 923 |             LexItem::Lambda(mut s) => {
[INFO] [stderr]     |                             ----^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:942:28
[INFO] [stderr]     |
[INFO] [stderr] 942 |             LexItem::Stack(mut s) => {
[INFO] [stderr]     |                            ----^
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Literal`
[INFO] [stderr]   --> src/main.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     Literal,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lambda`
[INFO] [stderr]   --> src/main.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     Lambda,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Parameter`
[INFO] [stderr]   --> src/main.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     Parameter,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_Word`
[INFO] [stderr]    --> src/main.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn get_Word(self: &Self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `getExpectation`
[INFO] [stderr]    --> src/main.rs:435:5
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn getExpectation(self: &Self) -> Option<&Expectation> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]    --> src/main.rs:863:5
[INFO] [stderr]     |
[INFO] [stderr] 863 |     name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `filename`
[INFO] [stderr]    --> src/main.rs:864:5
[INFO] [stderr]     |
[INFO] [stderr] 864 |     filename: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/main.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     #[derive(Ord)]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_Num` should have a snake case name
[INFO] [stderr]   --> src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn get_Num(self: &Self) -> Option<i64> {
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `get_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_Word` should have a snake case name
[INFO] [stderr]    --> src/main.rs:100:8
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn get_Word(self: &Self) -> Option<String> {
[INFO] [stderr]     |        ^^^^^^^^ help: convert the identifier to snake case: `get_word`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushSearchWord` should have a snake case name
[INFO] [stderr]    --> src/main.rs:402:8
[INFO] [stderr]     |
[INFO] [stderr] 402 |     fn pushSearchWord(self: &mut Self, word: String) -> () {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `push_search_word`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushWordCall` should have a snake case name
[INFO] [stderr]    --> src/main.rs:424:8
[INFO] [stderr]     |
[INFO] [stderr] 424 |     fn pushWordCall(self: &mut Self, word: &mut Word) -> () {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `push_word_call`
[INFO] [stderr] 
[INFO] [stderr] warning: method `getExpectation` should have a snake case name
[INFO] [stderr]    --> src/main.rs:435:8
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn getExpectation(self: &Self) -> Option<&Expectation> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_expectation`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushLexItem` should have a snake case name
[INFO] [stderr]    --> src/main.rs:514:8
[INFO] [stderr]     |
[INFO] [stderr] 514 |     fn pushLexItem<'l>(self: &mut Self, lexeme: &'l mut LexItem) -> Option<&'l mut LexItem> {
[INFO] [stderr]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `push_lex_item`
[INFO] [stderr] 
[INFO] [stderr] warning: method `wantsData` should have a snake case name
[INFO] [stderr]    --> src/main.rs:564:8
[INFO] [stderr]     |
[INFO] [stderr] 564 |     fn wantsData(self: &Self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^ help: convert the identifier to snake case: `wants_data`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `"docker" "inspect" "9a02b2a0b60f689c02058c4e33218ae9a50d6b7cd358313e7e37038746cccc06"`
[INFO] running `"docker" "rm" "-f" "9a02b2a0b60f689c02058c4e33218ae9a50d6b7cd358313e7e37038746cccc06"`
[INFO] [stdout] 9a02b2a0b60f689c02058c4e33218ae9a50d6b7cd358313e7e37038746cccc06