[INFO] cloning repository https://github.com/Weltraumschaf/minivm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Weltraumschaf/minivm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeltraumschaf%2Fminivm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeltraumschaf%2Fminivm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6257253bbca9cc6ea5f83a3c6dca902dcd1d1f6 [INFO] checking Weltraumschaf/minivm against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeltraumschaf%2Fminivm" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Weltraumschaf/minivm on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Weltraumschaf/minivm [INFO] finished tweaking git repo https://github.com/Weltraumschaf/minivm [INFO] tweaked toml for git repo https://github.com/Weltraumschaf/minivm written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Weltraumschaf/minivm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-bigint v0.1.43 [INFO] [stderr] Downloaded termcolor v0.3.5 [INFO] [stderr] Downloaded num-complex v0.1.42 [INFO] [stderr] Downloaded env_logger v0.5.4 [INFO] [stderr] Downloaded atty v0.2.6 [INFO] [stderr] Downloaded humantime v1.1.0 [INFO] [stderr] Downloaded regex v0.2.6 [INFO] [stderr] Downloaded clap v2.30.0 [INFO] [stderr] Downloaded num-traits v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dff71b017b378371e85ff222c690c79c58bb0a2357571a7c9003886974cd147f [INFO] running `Command { std: "docker" "start" "-a" "dff71b017b378371e85ff222c690c79c58bb0a2357571a7c9003886974cd147f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dff71b017b378371e85ff222c690c79c58bb0a2357571a7c9003886974cd147f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dff71b017b378371e85ff222c690c79c58bb0a2357571a7c9003886974cd147f", kill_on_drop: false }` [INFO] [stdout] dff71b017b378371e85ff222c690c79c58bb0a2357571a7c9003886974cd147f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bec5d59cadd61cbc22a545ed602f65842b8697afc93c894727c455f5fc00021 [INFO] running `Command { std: "docker" "start" "-a" "2bec5d59cadd61cbc22a545ed602f65842b8697afc93c894727c455f5fc00021", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking num-traits v0.2.0 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking quick-error v1.2.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking termcolor v0.3.5 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking humantime v1.1.0 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking clap v2.30.0 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking num-iter v0.1.35 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stderr] Checking num-bigint v0.1.43 [INFO] [stderr] Checking num-complex v0.1.42 [INFO] [stderr] Checking env_logger v0.5.4 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking minivm v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/frontend/character_helper.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (CharacterHelper::is_alphabetic(ch) || CharacterHelper::is_numeric(ch)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17 - (CharacterHelper::is_alphabetic(ch) || CharacterHelper::is_numeric(ch)) [INFO] [stdout] 17 + CharacterHelper::is_alphabetic(ch) || CharacterHelper::is_numeric(ch) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num v0.1.42 [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/intermediate/visitor.rs:14:36 [INFO] [stdout] | [INFO] [stdout] 14 | fn visit_identifier(&mut self, n: &Identifier) -> i64 { panic!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/intermediate/visitor.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | Expression::BinaryOperation(ref op, ref lhs, ref rhs) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hamcrest v0.1.5 [INFO] [stdout] warning: variants `Assignment`, `Constant`, `Variable`, and `Expression` are never constructed [INFO] [stdout] --> src/intermediate/ast.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Statement { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | /// Assignment statement: `identifier = expression`. [INFO] [stdout] 4 | Assignment(Identifier, Expression), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 5 | /// Constant declaration: `const identifier = expression`. [INFO] [stdout] 6 | Constant((Identifier, Expression)), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 7 | /// Variable declaration: `var identifier` or `var identifier = expression`. [INFO] [stdout] 8 | Variable((Identifier, Expression)), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 9 | /// Expression statement. [INFO] [stdout] 10 | Expression(Expression), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/intermediate/ast.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Identifier { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 15 | /// Name of the identifier. [INFO] [stdout] 16 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/intermediate/ast.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum Expression { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 21 | /// Nil expression used e.g. for variable declaration without initial value. [INFO] [stdout] 22 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | /// Integer literal expression. [INFO] [stdout] 24 | Integer(i64), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 25 | /// Real literal expression. [INFO] [stdout] 26 | Real(f64), [INFO] [stdout] | ^^^^ [INFO] [stdout] 27 | /// String literal expression. [INFO] [stdout] 28 | String(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 29 | /// Boolean literal expression. [INFO] [stdout] 30 | Boolean(bool), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 31 | /// Binary operation expression. [INFO] [stdout] 32 | BinaryOperation(BinaryOperator, Box, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 33 | /// Unary operation expression. [INFO] [stdout] 34 | UnaryOperation(UnaryOperator, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/intermediate/ast.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub enum BinaryOperator { [INFO] [stdout] | -------------- variants in this enum [INFO] [stdout] 39 | /// Assign operator. [INFO] [stdout] 40 | Assign, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | Add, [INFO] [stdout] | ^^^ [INFO] [stdout] 44 | /// Subtract operator. [INFO] [stdout] 45 | Subtract, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 46 | /// Multiply operator. [INFO] [stdout] 47 | Multiply, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 48 | /// Divide operator. [INFO] [stdout] 49 | Divide, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 50 | /// Modulo operator. [INFO] [stdout] 51 | Modulo, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 55 | /// Not equal operator. [INFO] [stdout] 56 | NotEqual, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 57 | /// Less than operator. [INFO] [stdout] 58 | LessThan, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 59 | /// Less than or equal operator. [INFO] [stdout] 60 | LessThanEqual, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 61 | /// Greater than operator. [INFO] [stdout] 62 | GreaterThan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 63 | /// Greater than or equal operator. [INFO] [stdout] 64 | GreaterThanEqual, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 68 | /// Logical or operator. [INFO] [stdout] 69 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Not` is never constructed [INFO] [stdout] --> src/intermediate/ast.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 73 | pub enum UnaryOperator { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 74 | /// Logical not operator. [INFO] [stdout] 75 | Not, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/backend/assembler.rs:124:29 [INFO] [stdout] | [INFO] [stdout] 124 | _ => panic!(format!("Unrecognized mnemonic '{}'!", mnemonic)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 124 - _ => panic!(format!("Unrecognized mnemonic '{}'!", mnemonic)), [INFO] [stdout] 124 + _ => panic!("Unrecognized mnemonic '{}'!", mnemonic), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/frontend/lexer/number_lexer.rs:110:42 [INFO] [stdout] | [INFO] [stdout] 110 | Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 110 - Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] 110 + Err(error) => panic!("ERROR: {}: \"{}\"", error, literal) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/frontend/lexer/number_lexer.rs:117:42 [INFO] [stdout] | [INFO] [stdout] 117 | Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 117 - Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] 117 + Err(error) => panic!("ERROR: {}: \"{}\"", error, literal) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/commands/disassemble_command.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hamcrest::prelude::*` [INFO] [stdout] --> src/commands/disassemble_command.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | use hamcrest::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/frontend/character_helper.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (CharacterHelper::is_alphabetic(ch) || CharacterHelper::is_numeric(ch)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17 - (CharacterHelper::is_alphabetic(ch) || CharacterHelper::is_numeric(ch)) [INFO] [stdout] 17 + CharacterHelper::is_alphabetic(ch) || CharacterHelper::is_numeric(ch) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/frontend/lexer/character_lexer.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let token = sut.scan(&mut src); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/frontend/lexer/string_lexer.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let token = sut.scan(&mut src); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/frontend/lexer/string_lexer.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | let token = sut.scan(&mut src); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/intermediate/visitor.rs:14:36 [INFO] [stdout] | [INFO] [stdout] 14 | fn visit_identifier(&mut self, n: &Identifier) -> i64 { panic!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/intermediate/visitor.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | Expression::BinaryOperation(ref op, ref lhs, ref rhs) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/backend/byte_conversion.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut bytes = int_to_bytes(an_int); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/backend/byte_conversion.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut bytes = int_to_bytes(an_int); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/backend/byte_conversion.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut bytes = float_to_bytes(an_float); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/backend/byte_conversion.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let mut bytes = float_to_bytes(an_float); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/lexer/mod.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let mut src = CharacterStream::new(String::from("var s = \"Hello, World!\"\n [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Assignment`, `Constant`, `Variable`, and `Expression` are never constructed [INFO] [stdout] --> src/intermediate/ast.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Statement { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | /// Assignment statement: `identifier = expression`. [INFO] [stdout] 4 | Assignment(Identifier, Expression), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 5 | /// Constant declaration: `const identifier = expression`. [INFO] [stdout] 6 | Constant((Identifier, Expression)), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 7 | /// Variable declaration: `var identifier` or `var identifier = expression`. [INFO] [stdout] 8 | Variable((Identifier, Expression)), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 9 | /// Expression statement. [INFO] [stdout] 10 | Expression(Expression), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/intermediate/ast.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Identifier { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 15 | /// Name of the identifier. [INFO] [stdout] 16 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/intermediate/ast.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum Expression { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 21 | /// Nil expression used e.g. for variable declaration without initial value. [INFO] [stdout] 22 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | /// Integer literal expression. [INFO] [stdout] 24 | Integer(i64), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 25 | /// Real literal expression. [INFO] [stdout] 26 | Real(f64), [INFO] [stdout] | ^^^^ [INFO] [stdout] 27 | /// String literal expression. [INFO] [stdout] 28 | String(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 29 | /// Boolean literal expression. [INFO] [stdout] 30 | Boolean(bool), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 31 | /// Binary operation expression. [INFO] [stdout] 32 | BinaryOperation(BinaryOperator, Box, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 33 | /// Unary operation expression. [INFO] [stdout] 34 | UnaryOperation(UnaryOperator, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/intermediate/ast.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub enum BinaryOperator { [INFO] [stdout] | -------------- variants in this enum [INFO] [stdout] 39 | /// Assign operator. [INFO] [stdout] 40 | Assign, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | Add, [INFO] [stdout] | ^^^ [INFO] [stdout] 44 | /// Subtract operator. [INFO] [stdout] 45 | Subtract, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 46 | /// Multiply operator. [INFO] [stdout] 47 | Multiply, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 48 | /// Divide operator. [INFO] [stdout] 49 | Divide, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 50 | /// Modulo operator. [INFO] [stdout] 51 | Modulo, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 55 | /// Not equal operator. [INFO] [stdout] 56 | NotEqual, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 57 | /// Less than operator. [INFO] [stdout] 58 | LessThan, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 59 | /// Less than or equal operator. [INFO] [stdout] 60 | LessThanEqual, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 61 | /// Greater than operator. [INFO] [stdout] 62 | GreaterThan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 63 | /// Greater than or equal operator. [INFO] [stdout] 64 | GreaterThanEqual, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 68 | /// Logical or operator. [INFO] [stdout] 69 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Not` is never constructed [INFO] [stdout] --> src/intermediate/ast.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 73 | pub enum UnaryOperator { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 74 | /// Logical not operator. [INFO] [stdout] 75 | Not, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/backend/assembler.rs:124:29 [INFO] [stdout] | [INFO] [stdout] 124 | _ => panic!(format!("Unrecognized mnemonic '{}'!", mnemonic)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 124 - _ => panic!(format!("Unrecognized mnemonic '{}'!", mnemonic)), [INFO] [stdout] 124 + _ => panic!("Unrecognized mnemonic '{}'!", mnemonic), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/frontend/lexer/number_lexer.rs:110:42 [INFO] [stdout] | [INFO] [stdout] 110 | Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 110 - Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] 110 + Err(error) => panic!("ERROR: {}: \"{}\"", error, literal) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/frontend/lexer/number_lexer.rs:117:42 [INFO] [stdout] | [INFO] [stdout] 117 | Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 117 - Err(error) => panic!(format!("ERROR: {}: \"{}\"", error, literal)) [INFO] [stdout] 117 + Err(error) => panic!("ERROR: {}: \"{}\"", error, literal) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.08s [INFO] running `Command { std: "docker" "inspect" "2bec5d59cadd61cbc22a545ed602f65842b8697afc93c894727c455f5fc00021", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bec5d59cadd61cbc22a545ed602f65842b8697afc93c894727c455f5fc00021", kill_on_drop: false }` [INFO] [stdout] 2bec5d59cadd61cbc22a545ed602f65842b8697afc93c894727c455f5fc00021