Nov 17 15:37:31.603 INFO testing EmmaLa/MonkeyInterpreter against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 15:37:31.605 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17 15:37:32.179 INFO [stdout] ee0be23e863ea7191d7851b00cfb6bb09590a24d7df91b5b8d17a324c236c5fd
Nov 17 15:37:32.181 INFO running `"docker" "start" "-a" "ee0be23e863ea7191d7851b00cfb6bb09590a24d7df91b5b8d17a324c236c5fd"`
Nov 17 15:37:34.299 INFO [stderr] usermod: no changes
Nov 17 15:37:34.383 INFO [stderr]    Compiling monkey_int v0.1.0 (/source)
Nov 17 15:37:34.856 INFO [stderr] warning: unused import: `ast::Statement::*`
Nov 17 15:37:34.856 INFO [stderr]    --> src/parser/mod.rs:155:7
Nov 17 15:37:34.856 INFO [stderr]     |
Nov 17 15:37:34.856 INFO [stderr] 155 |         use ast::Statement::*;
Nov 17 15:37:34.856 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^
Nov 17 15:37:34.856 INFO [stderr]     |
Nov 17 15:37:34.856 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 17 15:37:34.856 INFO [stderr] 
Nov 17 15:37:34.856 INFO [stderr] warning: unused import: `repl::Repl`
Nov 17 15:37:34.856 INFO [stderr]  --> src/main.rs:6:5
Nov 17 15:37:34.856 INFO [stderr]   |
Nov 17 15:37:34.856 INFO [stderr] 6 | use repl::Repl;
Nov 17 15:37:34.856 INFO [stderr]   |     ^^^^^^^^^^
Nov 17 15:37:34.856 INFO [stderr] 
Nov 17 15:37:34.856 INFO [stderr] warning: unused import: `std::fs::File`
Nov 17 15:37:34.856 INFO [stderr]  --> src/main.rs:8:5
Nov 17 15:37:34.856 INFO [stderr]   |
Nov 17 15:37:34.856 INFO [stderr] 8 | use std::fs::File;
Nov 17 15:37:34.856 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 17 15:37:34.856 INFO [stderr] 
Nov 17 15:37:34.856 INFO [stderr] warning: unused import: `std::io::Read`
Nov 17 15:37:34.856 INFO [stderr]  --> src/main.rs:9:5
Nov 17 15:37:34.856 INFO [stderr]   |
Nov 17 15:37:34.856 INFO [stderr] 9 | use std::io::Read;
Nov 17 15:37:34.856 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 17 15:37:34.856 INFO [stderr] 
Nov 17 15:37:34.856 INFO [stderr] warning: unused import: `std::iter::Peekable`
Nov 17 15:37:34.856 INFO [stderr]   --> src/main.rs:10:5
Nov 17 15:37:34.856 INFO [stderr]    |
Nov 17 15:37:34.856 INFO [stderr] 10 | use std::iter::Peekable;
Nov 17 15:37:34.856 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:34.856 INFO [stderr] 
Nov 17 15:37:34.856 INFO [stderr] warning: unused import: `lexer::token::Token::*`
Nov 17 15:37:34.856 INFO [stderr]   --> src/main.rs:13:5
Nov 17 15:37:34.856 INFO [stderr]    |
Nov 17 15:37:34.856 INFO [stderr] 13 | use lexer::token::Token::*;
Nov 17 15:37:34.856 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:34.856 INFO [stderr] 
Nov 17 15:37:34.993 INFO [stderr] warning: unused variable: `n`
Nov 17 15:37:34.993 INFO [stderr]   --> src/repl/mod.rs:26:10
Nov 17 15:37:34.993 INFO [stderr]    |
Nov 17 15:37:34.993 INFO [stderr] 26 |             Ok(n) => buffer,
Nov 17 15:37:34.993 INFO [stderr]    |                ^ help: consider using `_n` instead
Nov 17 15:37:34.993 INFO [stderr]    |
Nov 17 15:37:34.993 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 15:37:34.993 INFO [stderr] 
Nov 17 15:37:34.993 INFO [stderr] warning: unused variable: `error`
Nov 17 15:37:34.993 INFO [stderr]   --> src/repl/mod.rs:27:11
Nov 17 15:37:34.993 INFO [stderr]    |
Nov 17 15:37:34.993 INFO [stderr] 27 |             Err(error) => {
Nov 17 15:37:34.993 INFO [stderr]    |                 ^^^^^ help: consider using `_error` instead
Nov 17 15:37:34.994 INFO [stderr] 
Nov 17 15:37:35.001 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:37:35.002 INFO [stderr]   --> src/main.rs:51:9
Nov 17 15:37:35.002 INFO [stderr]    |
Nov 17 15:37:35.002 INFO [stderr] 51 |     let mut content = String::from("-4+2;");
Nov 17 15:37:35.002 INFO [stderr]    |         ----^^^^^^^
Nov 17 15:37:35.003 INFO [stderr]    |         |
Nov 17 15:37:35.003 INFO [stderr]    |         help: remove this `mut`
Nov 17 15:37:35.003 INFO [stderr]    |
Nov 17 15:37:35.003 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 15:37:35.003 INFO [stderr] 
Nov 17 15:37:35.045 INFO [stderr] warning: function is never used: `is_equal_sign`
Nov 17 15:37:35.045 INFO [stderr]   --> src/lexer/reader.rs:13:1
Nov 17 15:37:35.046 INFO [stderr]    |
Nov 17 15:37:35.047 INFO [stderr] 13 | fn is_equal_sign(character: &char) -> bool {
Nov 17 15:37:35.047 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:35.047 INFO [stderr]    |
Nov 17 15:37:35.047 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 15:37:35.047 INFO [stderr] 
Nov 17 15:37:35.048 INFO [stderr] warning: method is never used: `read_identifier`
Nov 17 15:37:35.048 INFO [stderr]   --> src/lexer/reader.rs:69:2
Nov 17 15:37:35.048 INFO [stderr]    |
Nov 17 15:37:35.048 INFO [stderr] 69 |     pub fn read_identifier(&mut self, character: char) -> Option<Token> {
Nov 17 15:37:35.048 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:35.048 INFO [stderr] 
Nov 17 15:37:35.049 INFO [stderr] warning: function is never used: `is_letter`
Nov 17 15:37:35.049 INFO [stderr]   --> src/lexer/mod.rs:13:1
Nov 17 15:37:35.049 INFO [stderr]    |
Nov 17 15:37:35.049 INFO [stderr] 13 | fn is_letter(character: &char) -> bool {
Nov 17 15:37:35.049 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:35.049 INFO [stderr] 
Nov 17 15:37:35.050 INFO [stderr] warning: struct is never constructed: `Repl`
Nov 17 15:37:35.050 INFO [stderr]  --> src/repl/mod.rs:6:1
Nov 17 15:37:35.050 INFO [stderr]   |
Nov 17 15:37:35.050 INFO [stderr] 6 | pub struct Repl;
Nov 17 15:37:35.050 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Nov 17 15:37:35.051 INFO [stderr] 
Nov 17 15:37:35.051 INFO [stderr] warning: method is never used: `run`
Nov 17 15:37:35.051 INFO [stderr]  --> src/repl/mod.rs:9:2
Nov 17 15:37:35.051 INFO [stderr]   |
Nov 17 15:37:35.051 INFO [stderr] 9 |     pub fn run(){
Nov 17 15:37:35.051 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 17 15:37:35.052 INFO [stderr] 
Nov 17 15:37:35.052 INFO [stderr] warning: method is never used: `read_user_input`
Nov 17 15:37:35.052 INFO [stderr]   --> src/repl/mod.rs:23:2
Nov 17 15:37:35.052 INFO [stderr]    |
Nov 17 15:37:35.052 INFO [stderr] 23 |     fn read_user_input(&mut self) -> String {
Nov 17 15:37:35.053 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:35.053 INFO [stderr] 
Nov 17 15:37:35.053 INFO [stderr] warning: variant is never constructed: `Expression`
Nov 17 15:37:35.053 INFO [stderr]   --> src/ast/mod.rs:51:2
Nov 17 15:37:35.053 INFO [stderr]    |
Nov 17 15:37:35.053 INFO [stderr] 51 |       Expression {
Nov 17 15:37:35.054 INFO [stderr]    |  _____^
Nov 17 15:37:35.054 INFO [stderr] 52 | |         token: Token,
Nov 17 15:37:35.054 INFO [stderr] 53 | |         value: Box<Statement>
Nov 17 15:37:35.054 INFO [stderr] 54 | |     },
Nov 17 15:37:35.054 INFO [stderr]    | |_____^
Nov 17 15:37:35.055 INFO [stderr] 
Nov 17 15:37:35.055 INFO [stderr] warning: variant is never constructed: `Call`
Nov 17 15:37:35.055 INFO [stderr]   --> src/parser/mod.rs:15:2
Nov 17 15:37:35.055 INFO [stderr]    |
Nov 17 15:37:35.055 INFO [stderr] 15 |     Call = 7
Nov 17 15:37:35.057 INFO [stderr]    |     ^^^^^^^^
Nov 17 15:37:35.057 INFO [stderr] 
Nov 17 15:37:35.057 INFO [stderr] warning: method is never used: `next_token_is_int`
Nov 17 15:37:35.057 INFO [stderr]    --> src/parser/mod.rs:236:2
Nov 17 15:37:35.057 INFO [stderr]     |
Nov 17 15:37:35.057 INFO [stderr] 236 |     fn next_token_is_int(&mut self) -> bool {
Nov 17 15:37:35.057 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:35.057 INFO [stderr] 
Nov 17 15:37:35.057 INFO [stderr] warning: variable `PROMPT` should have a snake case name such as `prompt`
Nov 17 15:37:35.057 INFO [stderr]   --> src/repl/mod.rs:11:7
Nov 17 15:37:35.057 INFO [stderr]    |
Nov 17 15:37:35.057 INFO [stderr] 11 |         let PROMPT = ">> ";
Nov 17 15:37:35.057 INFO [stderr]    |             ^^^^^^
Nov 17 15:37:35.057 INFO [stderr]    |
Nov 17 15:37:35.057 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 17 15:37:35.057 INFO [stderr] 
Nov 17 15:37:35.057 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 15:37:35.057 INFO [stderr]   --> src/repl/mod.rs:14:4
Nov 17 15:37:35.057 INFO [stderr]    |
Nov 17 15:37:35.057 INFO [stderr] 14 |             io::stdout().flush();
Nov 17 15:37:35.057 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:35.057 INFO [stderr]    |
Nov 17 15:37:35.057 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 15:37:35.057 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 15:37:35.057 INFO [stderr] 
Nov 17 15:37:36.543 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
Nov 17 15:37:36.545 INFO [stderr] su: No module specific data is present
Nov 17 15:37:37.950 INFO running `"docker" "inspect" "ee0be23e863ea7191d7851b00cfb6bb09590a24d7df91b5b8d17a324c236c5fd"`
Nov 17 15:37:38.377 INFO running `"docker" "rm" "-f" "ee0be23e863ea7191d7851b00cfb6bb09590a24d7df91b5b8d17a324c236c5fd"`
Nov 17 15:37:38.658 INFO [stdout] ee0be23e863ea7191d7851b00cfb6bb09590a24d7df91b5b8d17a324c236c5fd
Nov 17 15:37:38.662 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17 15:37:39.091 INFO [stdout] 510e7544bb87bfcdbb0fbf718e388c30897e2b0da5f79a673fbca32904e988eb
Nov 17 15:37:39.093 INFO running `"docker" "start" "-a" "510e7544bb87bfcdbb0fbf718e388c30897e2b0da5f79a673fbca32904e988eb"`
Nov 17 15:37:40.959 INFO [stderr] usermod: no changes
Nov 17 15:37:41.047 INFO [stderr]    Compiling monkey_int v0.1.0 (/source)
Nov 17 15:37:41.607 INFO [stderr] warning: unused import: `ast::Statement::*`
Nov 17 15:37:41.607 INFO [stderr]    --> src/parser/mod.rs:155:7
Nov 17 15:37:41.607 INFO [stderr]     |
Nov 17 15:37:41.607 INFO [stderr] 155 |         use ast::Statement::*;
Nov 17 15:37:41.607 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.607 INFO [stderr]     |
Nov 17 15:37:41.607 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 17 15:37:41.607 INFO [stderr] 
Nov 17 15:37:41.607 INFO [stderr] warning: unused import: `repl::Repl`
Nov 17 15:37:41.607 INFO [stderr]  --> src/main.rs:6:5
Nov 17 15:37:41.607 INFO [stderr]   |
Nov 17 15:37:41.607 INFO [stderr] 6 | use repl::Repl;
Nov 17 15:37:41.607 INFO [stderr]   |     ^^^^^^^^^^
Nov 17 15:37:41.607 INFO [stderr] 
Nov 17 15:37:41.607 INFO [stderr] warning: unused import: `std::fs::File`
Nov 17 15:37:41.607 INFO [stderr]  --> src/main.rs:8:5
Nov 17 15:37:41.607 INFO [stderr]   |
Nov 17 15:37:41.607 INFO [stderr] 8 | use std::fs::File;
Nov 17 15:37:41.607 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 17 15:37:41.607 INFO [stderr] 
Nov 17 15:37:41.607 INFO [stderr] warning: unused import: `std::io::Read`
Nov 17 15:37:41.607 INFO [stderr]  --> src/main.rs:9:5
Nov 17 15:37:41.607 INFO [stderr]   |
Nov 17 15:37:41.607 INFO [stderr] 9 | use std::io::Read;
Nov 17 15:37:41.607 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 17 15:37:41.607 INFO [stderr] 
Nov 17 15:37:41.607 INFO [stderr] warning: unused import: `std::iter::Peekable`
Nov 17 15:37:41.607 INFO [stderr]   --> src/main.rs:10:5
Nov 17 15:37:41.607 INFO [stderr]    |
Nov 17 15:37:41.607 INFO [stderr] 10 | use std::iter::Peekable;
Nov 17 15:37:41.607 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.607 INFO [stderr] 
Nov 17 15:37:41.607 INFO [stderr] warning: unused import: `lexer::token::Token::*`
Nov 17 15:37:41.607 INFO [stderr]   --> src/main.rs:13:5
Nov 17 15:37:41.607 INFO [stderr]    |
Nov 17 15:37:41.607 INFO [stderr] 13 | use lexer::token::Token::*;
Nov 17 15:37:41.607 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.607 INFO [stderr] 
Nov 17 15:37:41.743 INFO [stderr] warning: unused variable: `n`
Nov 17 15:37:41.743 INFO [stderr]   --> src/repl/mod.rs:26:10
Nov 17 15:37:41.743 INFO [stderr]    |
Nov 17 15:37:41.743 INFO [stderr] 26 |             Ok(n) => buffer,
Nov 17 15:37:41.743 INFO [stderr]    |                ^ help: consider using `_n` instead
Nov 17 15:37:41.743 INFO [stderr]    |
Nov 17 15:37:41.743 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 15:37:41.743 INFO [stderr] 
Nov 17 15:37:41.743 INFO [stderr] warning: unused variable: `error`
Nov 17 15:37:41.743 INFO [stderr]   --> src/repl/mod.rs:27:11
Nov 17 15:37:41.743 INFO [stderr]    |
Nov 17 15:37:41.743 INFO [stderr] 27 |             Err(error) => {
Nov 17 15:37:41.743 INFO [stderr]    |                 ^^^^^ help: consider using `_error` instead
Nov 17 15:37:41.743 INFO [stderr] 
Nov 17 15:37:41.751 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:37:41.751 INFO [stderr]   --> src/main.rs:51:9
Nov 17 15:37:41.751 INFO [stderr]    |
Nov 17 15:37:41.751 INFO [stderr] 51 |     let mut content = String::from("-4+2;");
Nov 17 15:37:41.751 INFO [stderr]    |         ----^^^^^^^
Nov 17 15:37:41.751 INFO [stderr]    |         |
Nov 17 15:37:41.751 INFO [stderr]    |         help: remove this `mut`
Nov 17 15:37:41.751 INFO [stderr]    |
Nov 17 15:37:41.751 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 15:37:41.751 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: function is never used: `is_equal_sign`
Nov 17 15:37:41.795 INFO [stderr]   --> src/lexer/reader.rs:13:1
Nov 17 15:37:41.795 INFO [stderr]    |
Nov 17 15:37:41.795 INFO [stderr] 13 | fn is_equal_sign(character: &char) -> bool {
Nov 17 15:37:41.795 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.795 INFO [stderr]    |
Nov 17 15:37:41.795 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 15:37:41.795 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: method is never used: `read_identifier`
Nov 17 15:37:41.795 INFO [stderr]   --> src/lexer/reader.rs:69:2
Nov 17 15:37:41.795 INFO [stderr]    |
Nov 17 15:37:41.795 INFO [stderr] 69 |     pub fn read_identifier(&mut self, character: char) -> Option<Token> {
Nov 17 15:37:41.795 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.795 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: function is never used: `is_letter`
Nov 17 15:37:41.795 INFO [stderr]   --> src/lexer/mod.rs:13:1
Nov 17 15:37:41.795 INFO [stderr]    |
Nov 17 15:37:41.795 INFO [stderr] 13 | fn is_letter(character: &char) -> bool {
Nov 17 15:37:41.795 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.795 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: struct is never constructed: `Repl`
Nov 17 15:37:41.795 INFO [stderr]  --> src/repl/mod.rs:6:1
Nov 17 15:37:41.795 INFO [stderr]   |
Nov 17 15:37:41.795 INFO [stderr] 6 | pub struct Repl;
Nov 17 15:37:41.795 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Nov 17 15:37:41.795 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: method is never used: `run`
Nov 17 15:37:41.795 INFO [stderr]  --> src/repl/mod.rs:9:2
Nov 17 15:37:41.795 INFO [stderr]   |
Nov 17 15:37:41.795 INFO [stderr] 9 |     pub fn run(){
Nov 17 15:37:41.795 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 17 15:37:41.795 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: method is never used: `read_user_input`
Nov 17 15:37:41.795 INFO [stderr]   --> src/repl/mod.rs:23:2
Nov 17 15:37:41.795 INFO [stderr]    |
Nov 17 15:37:41.795 INFO [stderr] 23 |     fn read_user_input(&mut self) -> String {
Nov 17 15:37:41.795 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.795 INFO [stderr] 
Nov 17 15:37:41.795 INFO [stderr] warning: variant is never constructed: `Expression`
Nov 17 15:37:41.795 INFO [stderr]   --> src/ast/mod.rs:51:2
Nov 17 15:37:41.795 INFO [stderr]    |
Nov 17 15:37:41.796 INFO [stderr] 51 |       Expression {
Nov 17 15:37:41.796 INFO [stderr]    |  _____^
Nov 17 15:37:41.796 INFO [stderr] 52 | |         token: Token,
Nov 17 15:37:41.796 INFO [stderr] 53 | |         value: Box<Statement>
Nov 17 15:37:41.796 INFO [stderr] 54 | |     },
Nov 17 15:37:41.796 INFO [stderr]    | |_____^
Nov 17 15:37:41.796 INFO [stderr] 
Nov 17 15:37:41.796 INFO [stderr] warning: variant is never constructed: `Call`
Nov 17 15:37:41.796 INFO [stderr]   --> src/parser/mod.rs:15:2
Nov 17 15:37:41.796 INFO [stderr]    |
Nov 17 15:37:41.796 INFO [stderr] 15 |     Call = 7
Nov 17 15:37:41.796 INFO [stderr]    |     ^^^^^^^^
Nov 17 15:37:41.796 INFO [stderr] 
Nov 17 15:37:41.796 INFO [stderr] warning: method is never used: `next_token_is_int`
Nov 17 15:37:41.796 INFO [stderr]    --> src/parser/mod.rs:236:2
Nov 17 15:37:41.796 INFO [stderr]     |
Nov 17 15:37:41.796 INFO [stderr] 236 |     fn next_token_is_int(&mut self) -> bool {
Nov 17 15:37:41.796 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.796 INFO [stderr] 
Nov 17 15:37:41.811 INFO [stderr] warning: variable `PROMPT` should have a snake case name such as `prompt`
Nov 17 15:37:41.811 INFO [stderr]   --> src/repl/mod.rs:11:7
Nov 17 15:37:41.811 INFO [stderr]    |
Nov 17 15:37:41.811 INFO [stderr] 11 |         let PROMPT = ">> ";
Nov 17 15:37:41.811 INFO [stderr]    |             ^^^^^^
Nov 17 15:37:41.811 INFO [stderr]    |
Nov 17 15:37:41.811 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 17 15:37:41.811 INFO [stderr] 
Nov 17 15:37:41.811 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 15:37:41.811 INFO [stderr]   --> src/repl/mod.rs:14:4
Nov 17 15:37:41.811 INFO [stderr]    |
Nov 17 15:37:41.811 INFO [stderr] 14 |             io::stdout().flush();
Nov 17 15:37:41.811 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:37:41.811 INFO [stderr]    |
Nov 17 15:37:41.811 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 15:37:41.811 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 15:37:41.811 INFO [stderr] 
Nov 17 15:37:42.201 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Nov 17 15:37:42.204 INFO [stderr] su: No module specific data is present
Nov 17 15:37:43.934 INFO running `"docker" "inspect" "510e7544bb87bfcdbb0fbf718e388c30897e2b0da5f79a673fbca32904e988eb"`
Nov 17 15:37:44.266 INFO running `"docker" "rm" "-f" "510e7544bb87bfcdbb0fbf718e388c30897e2b0da5f79a673fbca32904e988eb"`
Nov 17 15:37:44.646 INFO [stdout] 510e7544bb87bfcdbb0fbf718e388c30897e2b0da5f79a673fbca32904e988eb
Nov 17 15:37:44.651 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17 15:37:45.188 INFO [stdout] 6e6d186f916000b0449bf2150424cf67d6cd6595565598172d2f02e8031eaf99
Nov 17 15:37:45.190 INFO running `"docker" "start" "-a" "6e6d186f916000b0449bf2150424cf67d6cd6595565598172d2f02e8031eaf99"`
Nov 17 15:37:46.451 INFO [stderr] usermod: no changes
Nov 17 15:37:46.507 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 17 15:37:46.508 INFO [stderr]      Running /target/debug/deps/monkey_int-8d64d6927179398e
Nov 17 15:37:46.519 INFO [stdout] 
Nov 17 15:37:46.519 INFO [stdout] running 0 tests
Nov 17 15:37:46.520 INFO [stdout] 
Nov 17 15:37:46.520 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 15:37:46.520 INFO [stdout] 
Nov 17 15:37:46.527 INFO [stderr] su: No module specific data is present
Nov 17 15:37:47.379 INFO running `"docker" "inspect" "6e6d186f916000b0449bf2150424cf67d6cd6595565598172d2f02e8031eaf99"`
Nov 17 15:37:47.709 INFO running `"docker" "rm" "-f" "6e6d186f916000b0449bf2150424cf67d6cd6595565598172d2f02e8031eaf99"`
Nov 17 15:37:47.951 INFO [stdout] 6e6d186f916000b0449bf2150424cf67d6cd6595565598172d2f02e8031eaf99