[INFO] updating cached repository Weltraumschaf/minivm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Weltraumschaf/minivm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Weltraumschaf/minivm" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Weltraumschaf/minivm"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Weltraumschaf/minivm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Weltraumschaf/minivm" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Weltraumschaf/minivm"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Weltraumschaf/minivm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f6257253bbca9cc6ea5f83a3c6dca902dcd1d1f6
[INFO] sha for GitHub repo Weltraumschaf/minivm: f6257253bbca9cc6ea5f83a3c6dca902dcd1d1f6
[INFO] validating manifest of Weltraumschaf/minivm 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 Weltraumschaf/minivm 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 Weltraumschaf/minivm
[INFO] finished frobbing Weltraumschaf/minivm
[INFO] frobbed toml for Weltraumschaf/minivm written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Weltraumschaf/minivm/Cargo.toml
[INFO] started frobbing Weltraumschaf/minivm
[INFO] finished frobbing Weltraumschaf/minivm
[INFO] frobbed toml for Weltraumschaf/minivm written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Weltraumschaf/minivm/Cargo.toml
[INFO] crate Weltraumschaf/minivm 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 Weltraumschaf/minivm against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Weltraumschaf/minivm:/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] b43982cda96bfeebe00a9407af2ed6e13a2e1a91a3074ba233e784de9e51a7b2
[INFO] running `"docker" "start" "-a" "b43982cda96bfeebe00a9407af2ed6e13a2e1a91a3074ba233e784de9e51a7b2"`
[INFO] [stderr]     Checking humantime v1.1.0
[INFO] [stderr]     Checking hamcrest v0.1.5
[INFO] [stderr]     Checking env_logger v0.5.4
[INFO] [stderr]     Checking minivm v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/intermediate/visitor.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn visit_identifier(&mut self, n: &Identifier) -> i64 { panic!() }
[INFO] [stderr]    |                                    ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/intermediate/visitor.rs:27:45
[INFO] [stderr]    |
[INFO] [stderr] 27 |             Expression::BinaryOperation(ref op, ref lhs, ref rhs) => {
[INFO] [stderr]    |                                             ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Assignment`
[INFO] [stderr]  --> src/intermediate/ast.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Assignment(Identifier, Expression),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Constant`
[INFO] [stderr]  --> src/intermediate/ast.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Constant((Identifier, Expression)),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Variable`
[INFO] [stderr]  --> src/intermediate/ast.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Variable((Identifier, Expression)),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Expression`
[INFO] [stderr]   --> src/intermediate/ast.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Expression(Expression),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/intermediate/ast.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nil`
[INFO] [stderr]   --> src/intermediate/ast.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Nil,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Integer`
[INFO] [stderr]   --> src/intermediate/ast.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Integer(i64),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Real`
[INFO] [stderr]   --> src/intermediate/ast.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Real(f64),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]   --> src/intermediate/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     String(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Boolean`
[INFO] [stderr]   --> src/intermediate/ast.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Boolean(bool),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BinaryOperation`
[INFO] [stderr]   --> src/intermediate/ast.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     BinaryOperation(BinaryOperator, Box<Expression>, Box<Expression>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnaryOperation`
[INFO] [stderr]   --> src/intermediate/ast.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     UnaryOperation(UnaryOperator, Box<Expression>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Assign`
[INFO] [stderr]   --> src/intermediate/ast.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Assign,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Add`
[INFO] [stderr]   --> src/intermediate/ast.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Add,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Subtract`
[INFO] [stderr]   --> src/intermediate/ast.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Subtract,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Multiply`
[INFO] [stderr]   --> src/intermediate/ast.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Multiply,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Divide`
[INFO] [stderr]   --> src/intermediate/ast.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Divide,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Modulo`
[INFO] [stderr]   --> src/intermediate/ast.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Modulo,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Equal`
[INFO] [stderr]   --> src/intermediate/ast.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Equal,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotEqual`
[INFO] [stderr]   --> src/intermediate/ast.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     NotEqual,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThan`
[INFO] [stderr]   --> src/intermediate/ast.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     LessThan,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThanEqual`
[INFO] [stderr]   --> src/intermediate/ast.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     LessThanEqual,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThan`
[INFO] [stderr]   --> src/intermediate/ast.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     GreaterThan,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThanEqual`
[INFO] [stderr]   --> src/intermediate/ast.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     GreaterThanEqual,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]   --> src/intermediate/ast.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     And,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]   --> src/intermediate/ast.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Or,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Not`
[INFO] [stderr]   --> src/intermediate/ast.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Not,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Interpreter`
[INFO] [stderr]   --> src/intermediate/visitor.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Interpreter;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/commands/disassemble_command.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hamcrest::prelude::*`
[INFO] [stderr]   --> src/commands/disassemble_command.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     use hamcrest::prelude::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/frontend/lexer/character_lexer.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let token = sut.scan(&mut src);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/frontend/lexer/string_lexer.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let token = sut.scan(&mut src);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/frontend/lexer/string_lexer.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let token = sut.scan(&mut src);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/intermediate/visitor.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn visit_identifier(&mut self, n: &Identifier) -> i64 { panic!() }
[INFO] [stderr]    |                                    ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/intermediate/visitor.rs:27:45
[INFO] [stderr]    |
[INFO] [stderr] 27 |             Expression::BinaryOperation(ref op, ref lhs, ref rhs) => {
[INFO] [stderr]    |                                             ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/backend/byte_conversion.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut bytes = int_to_bytes(an_int);
[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/backend/byte_conversion.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let mut bytes = int_to_bytes(an_int);
[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/backend/byte_conversion.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let mut bytes = float_to_bytes(an_float);
[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/backend/byte_conversion.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let mut bytes = float_to_bytes(an_float);
[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/frontend/lexer/mod.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let mut src = CharacterStream::new(String::from("var s = \"Hello, World!\"\n
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Assignment`
[INFO] [stderr]  --> src/intermediate/ast.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Assignment(Identifier, Expression),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Constant`
[INFO] [stderr]  --> src/intermediate/ast.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Constant((Identifier, Expression)),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Variable`
[INFO] [stderr]  --> src/intermediate/ast.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Variable((Identifier, Expression)),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Expression`
[INFO] [stderr]   --> src/intermediate/ast.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Expression(Expression),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/intermediate/ast.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nil`
[INFO] [stderr]   --> src/intermediate/ast.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Nil,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Integer`
[INFO] [stderr]   --> src/intermediate/ast.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Integer(i64),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Real`
[INFO] [stderr]   --> src/intermediate/ast.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Real(f64),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]   --> src/intermediate/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     String(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Boolean`
[INFO] [stderr]   --> src/intermediate/ast.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Boolean(bool),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BinaryOperation`
[INFO] [stderr]   --> src/intermediate/ast.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     BinaryOperation(BinaryOperator, Box<Expression>, Box<Expression>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnaryOperation`
[INFO] [stderr]   --> src/intermediate/ast.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     UnaryOperation(UnaryOperator, Box<Expression>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Assign`
[INFO] [stderr]   --> src/intermediate/ast.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Assign,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Add`
[INFO] [stderr]   --> src/intermediate/ast.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Add,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Subtract`
[INFO] [stderr]   --> src/intermediate/ast.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Subtract,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Multiply`
[INFO] [stderr]   --> src/intermediate/ast.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Multiply,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Divide`
[INFO] [stderr]   --> src/intermediate/ast.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Divide,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Modulo`
[INFO] [stderr]   --> src/intermediate/ast.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Modulo,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Equal`
[INFO] [stderr]   --> src/intermediate/ast.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Equal,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotEqual`
[INFO] [stderr]   --> src/intermediate/ast.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     NotEqual,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThan`
[INFO] [stderr]   --> src/intermediate/ast.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     LessThan,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThanEqual`
[INFO] [stderr]   --> src/intermediate/ast.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     LessThanEqual,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThan`
[INFO] [stderr]   --> src/intermediate/ast.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     GreaterThan,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThanEqual`
[INFO] [stderr]   --> src/intermediate/ast.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     GreaterThanEqual,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]   --> src/intermediate/ast.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     And,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]   --> src/intermediate/ast.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Or,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Not`
[INFO] [stderr]   --> src/intermediate/ast.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Not,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Interpreter`
[INFO] [stderr]   --> src/intermediate/visitor.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Interpreter;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `"docker" "inspect" "b43982cda96bfeebe00a9407af2ed6e13a2e1a91a3074ba233e784de9e51a7b2"`
[INFO] running `"docker" "rm" "-f" "b43982cda96bfeebe00a9407af2ed6e13a2e1a91a3074ba233e784de9e51a7b2"`
[INFO] [stdout] b43982cda96bfeebe00a9407af2ed6e13a2e1a91a3074ba233e784de9e51a7b2