[INFO] cloning repository https://github.com/GMoney999/rust_compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GMoney999/rust_compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGMoney999%2Frust_compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGMoney999%2Frust_compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc0d07fbde82a57ff7064b986314d39dadbf566d
[INFO] checking GMoney999/rust_compiler/dc0d07fbde82a57ff7064b986314d39dadbf566d against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGMoney999%2Frust_compiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GMoney999/rust_compiler on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GMoney999/rust_compiler
[INFO] finished tweaking git repo https://github.com/GMoney999/rust_compiler
[INFO] tweaked toml for git repo https://github.com/GMoney999/rust_compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/GMoney999/rust_compiler 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 244fe76a4a7f7849f14a86a760f4055c30d3b5945ff86a9df9916576943182c2
[INFO] running `Command { std: "docker" "start" "-a" "244fe76a4a7f7849f14a86a760f4055c30d3b5945ff86a9df9916576943182c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "244fe76a4a7f7849f14a86a760f4055c30d3b5945ff86a9df9916576943182c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244fe76a4a7f7849f14a86a760f4055c30d3b5945ff86a9df9916576943182c2", kill_on_drop: false }`
[INFO] [stdout] 244fe76a4a7f7849f14a86a760f4055c30d3b5945ff86a9df9916576943182c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af2b963cfb7e9da4770d026bb04d1f65072c0d953cd4720b95f724f6c78ee6ac
[INFO] running `Command { std: "docker" "start" "-a" "af2b963cfb7e9da4770d026bb04d1f65072c0d953cd4720b95f724f6c78ee6ac", kill_on_drop: false }`
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `validate_identifier`
[INFO] [stdout]  --> src/lexer.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::utils::{validate_identifier};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Read};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `validate_identifier`
[INFO] [stdout]  --> src/lexer.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::utils::{validate_identifier};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Read};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]   --> src/lexer.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut kind = TokenKind::Bad; // Sets the kind of token to 'Bad' for now
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]   --> src/lexer.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut kind = TokenKind::Bad; // Sets the kind of token to 'Bad' for now
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/lexer.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | } impl TextSpan {
[INFO] [stdout]    |   ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn length(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_contents` is never used
[INFO] [stdout]  --> src/utils.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn read_file_contents(filename: &str) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_number` is never used
[INFO] [stdout]   --> src/utils.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_number(token: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_identifier` is never used
[INFO] [stdout]   --> src/utils.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_identifier(token: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_reserved_word` is never used
[INFO] [stdout]   --> src/utils.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn is_reserved_word(token: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_file` is never used
[INFO] [stdout]   --> src/utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn open_file(file_name: &str) -> io::Result<BufReader<File>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_comments` is never used
[INFO] [stdout]   --> src/utils.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn remove_comments(contents: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_excess_whitespaces` is never used
[INFO] [stdout]   --> src/utils.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn remove_excess_whitespaces(contents: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fix_file_formatting` is never used
[INFO] [stdout]   --> src/utils.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn fix_file_formatting() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_identifier` is never used
[INFO] [stdout]    --> src/utils.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn validate_identifier(word: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExpectedKeyword` is never used
[INFO] [stdout]   --> src/error.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum ExpectedKeyword {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExpectedToken` is never used
[INFO] [stdout]   --> src/error.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum ExpectedToken {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_parsing_table` is never used
[INFO] [stdout]  --> src/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_parsing_table<'a>() -> Vec<Vec<&'a str>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/lexer.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | } impl TextSpan {
[INFO] [stdout]    |   ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn length(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_contents` is never used
[INFO] [stdout]  --> src/utils.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn read_file_contents(filename: &str) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_number` is never used
[INFO] [stdout]   --> src/utils.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_number(token: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_identifier` is never used
[INFO] [stdout]   --> src/utils.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_identifier(token: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_reserved_word` is never used
[INFO] [stdout]   --> src/utils.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn is_reserved_word(token: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_file` is never used
[INFO] [stdout]   --> src/utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn open_file(file_name: &str) -> io::Result<BufReader<File>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_comments` is never used
[INFO] [stdout]   --> src/utils.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn remove_comments(contents: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_excess_whitespaces` is never used
[INFO] [stdout]   --> src/utils.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn remove_excess_whitespaces(contents: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fix_file_formatting` is never used
[INFO] [stdout]   --> src/utils.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn fix_file_formatting() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_identifier` is never used
[INFO] [stdout]    --> src/utils.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn validate_identifier(word: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExpectedKeyword` is never used
[INFO] [stdout]   --> src/error.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum ExpectedKeyword {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExpectedToken` is never used
[INFO] [stdout]   --> src/error.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum ExpectedToken {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_parsing_table` is never used
[INFO] [stdout]  --> src/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_parsing_table<'a>() -> Vec<Vec<&'a str>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "af2b963cfb7e9da4770d026bb04d1f65072c0d953cd4720b95f724f6c78ee6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2b963cfb7e9da4770d026bb04d1f65072c0d953cd4720b95f724f6c78ee6ac", kill_on_drop: false }`
[INFO] [stdout] af2b963cfb7e9da4770d026bb04d1f65072c0d953cd4720b95f724f6c78ee6ac