[INFO] cloning repository https://github.com/nihaodekuangshang/tng [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nihaodekuangshang/tng" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihaodekuangshang%2Ftng", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihaodekuangshang%2Ftng'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d63573cedf56c63da7d6adb43e4b9a9e5e163c01 [INFO] building nihaodekuangshang/tng against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihaodekuangshang%2Ftng" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nihaodekuangshang/tng on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nihaodekuangshang/tng [INFO] finished tweaking git repo https://github.com/nihaodekuangshang/tng [INFO] tweaked toml for git repo https://github.com/nihaodekuangshang/tng written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nihaodekuangshang/tng already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aad8dfce9d6e9208c81840ed9f6d0289e4745847053691f0cb9bab213b2308f2 [INFO] running `Command { std: "docker" "start" "-a" "aad8dfce9d6e9208c81840ed9f6d0289e4745847053691f0cb9bab213b2308f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aad8dfce9d6e9208c81840ed9f6d0289e4745847053691f0cb9bab213b2308f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aad8dfce9d6e9208c81840ed9f6d0289e4745847053691f0cb9bab213b2308f2", kill_on_drop: false }` [INFO] [stdout] aad8dfce9d6e9208c81840ed9f6d0289e4745847053691f0cb9bab213b2308f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f657b6b28abf84b38ac7b419e08e47ac1a56d8180c944db40406db4c64bf544 [INFO] running `Command { std: "docker" "start" "-a" "7f657b6b28abf84b38ac7b419e08e47ac1a56d8180c944db40406db4c64bf544", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling tng v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tools::get_num` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tools::get_num; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/Lexer.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut tokens = Vec::>::new(); [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: unused variable: `code` [INFO] [stdout] --> src/main.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn run(code: &str) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_file` is never used [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn run_file(path: &String) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn run(code: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `PERCENT` is never constructed [INFO] [stdout] --> src/Lexer.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 46 | PERCENT, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/Lexer.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 97 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/Lexer.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | Str(&'a str), [INFO] [stdout] | --- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 98 | Str(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Boolean`, `Function`, `Userdata`, `Thread`, and `Table` are never constructed [INFO] [stdout] --> src/Lexer.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 94 | pub enum Literal<'a> { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 95 | Nil, [INFO] [stdout] 96 | Boolean(bool), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 100 | Userdata, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 101 | Thread, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 102 | Table, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `kind`, `lexeme`, `literal`, and `line` are never read [INFO] [stdout] --> src/Lexer.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 105 | pub struct Token<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 106 | kind: TokenType, [INFO] [stdout] | ^^^^ [INFO] [stdout] 107 | lexeme: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 108 | literal: Literal<'a>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 109 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `next` and `peek` are never used [INFO] [stdout] --> src/Lexer.rs:567:12 [INFO] [stdout] | [INFO] [stdout] 120 | impl<'a, 'b: 'a> Lexer<'a> { [INFO] [stdout] | -------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 567 | pub fn next(&mut self) -> Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 570 | pub fn peek(&mut self) -> Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_num` is never used [INFO] [stdout] --> src/Lexer.rs:575:4 [INFO] [stdout] | [INFO] [stdout] 575 | fn read_num(input: &str) -> Option<(usize, usize)> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tools.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | NoneErr(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ToolError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 | NoneErr(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_num` is never used [INFO] [stdout] --> src/tools.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn get_num(str: &String, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Error` should have a snake case name [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | mod Error; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Lexer` should have a snake case name [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | mod Lexer; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `lexer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | stdin.read_line(&mut code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = stdin.read_line(&mut code); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "7f657b6b28abf84b38ac7b419e08e47ac1a56d8180c944db40406db4c64bf544", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f657b6b28abf84b38ac7b419e08e47ac1a56d8180c944db40406db4c64bf544", kill_on_drop: false }` [INFO] [stdout] 7f657b6b28abf84b38ac7b419e08e47ac1a56d8180c944db40406db4c64bf544 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ee31b5fef042a094fc9e036329d9e337990831bed964835221dcdfff9446175 [INFO] running `Command { std: "docker" "start" "-a" "6ee31b5fef042a094fc9e036329d9e337990831bed964835221dcdfff9446175", kill_on_drop: false }` [INFO] [stderr] Compiling tng v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tools::get_num` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tools::get_num; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/Lexer.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut tokens = Vec::>::new(); [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: unused variable: `code` [INFO] [stdout] --> src/main.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn run(code: &str) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_file` is never used [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn run_file(path: &String) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn run(code: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `PERCENT` is never constructed [INFO] [stdout] --> src/Lexer.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 46 | PERCENT, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/Lexer.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 97 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/Lexer.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | Str(&'a str), [INFO] [stdout] | --- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 98 | Str(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Boolean`, `Function`, `Userdata`, `Thread`, and `Table` are never constructed [INFO] [stdout] --> src/Lexer.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 94 | pub enum Literal<'a> { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 95 | Nil, [INFO] [stdout] 96 | Boolean(bool), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 100 | Userdata, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 101 | Thread, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 102 | Table, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `kind`, `lexeme`, `literal`, and `line` are never read [INFO] [stdout] --> src/Lexer.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 105 | pub struct Token<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 106 | kind: TokenType, [INFO] [stdout] | ^^^^ [INFO] [stdout] 107 | lexeme: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 108 | literal: Literal<'a>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 109 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `next` and `peek` are never used [INFO] [stdout] --> src/Lexer.rs:567:12 [INFO] [stdout] | [INFO] [stdout] 120 | impl<'a, 'b: 'a> Lexer<'a> { [INFO] [stdout] | -------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 567 | pub fn next(&mut self) -> Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 570 | pub fn peek(&mut self) -> Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_num` is never used [INFO] [stdout] --> src/Lexer.rs:575:4 [INFO] [stdout] | [INFO] [stdout] 575 | fn read_num(input: &str) -> Option<(usize, usize)> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tools.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | NoneErr(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ToolError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 | NoneErr(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_num` is never used [INFO] [stdout] --> src/tools.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn get_num(str: &String, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Error` should have a snake case name [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | mod Error; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Lexer` should have a snake case name [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | mod Lexer; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `lexer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | stdin.read_line(&mut code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = stdin.read_line(&mut code); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "6ee31b5fef042a094fc9e036329d9e337990831bed964835221dcdfff9446175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ee31b5fef042a094fc9e036329d9e337990831bed964835221dcdfff9446175", kill_on_drop: false }` [INFO] [stdout] 6ee31b5fef042a094fc9e036329d9e337990831bed964835221dcdfff9446175