[INFO] cloning repository https://github.com/lucklyisgood/lm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucklyisgood/lm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucklyisgood%2Flm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucklyisgood%2Flm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cba829b698093764c9c2c89345455c58f63f053c
[INFO] building lucklyisgood/lm against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucklyisgood%2Flm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucklyisgood/lm
[INFO] finished tweaking git repo https://github.com/lucklyisgood/lm
[INFO] tweaked toml for git repo https://github.com/lucklyisgood/lm written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucklyisgood/lm on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucklyisgood/lm 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5fdaa7643dff2e4768e7c64634aa14677a019f8fe0686988cf204f4b991f2ec
[INFO] running `Command { std: "docker" "start" "-a" "e5fdaa7643dff2e4768e7c64634aa14677a019f8fe0686988cf204f4b991f2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5fdaa7643dff2e4768e7c64634aa14677a019f8fe0686988cf204f4b991f2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fdaa7643dff2e4768e7c64634aa14677a019f8fe0686988cf204f4b991f2ec", kill_on_drop: false }`
[INFO] [stdout] e5fdaa7643dff2e4768e7c64634aa14677a019f8fe0686988cf204f4b991f2ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0871276bf15682b24603d13346b86822901fc7c69c2c6c2e58e01c98498c15d3
[INFO] running `Command { std: "docker" "start" "-a" "0871276bf15682b24603d13346b86822901fc7c69c2c6c2e58e01c98498c15d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_keywords` is never used
[INFO] [stdout]  --> src/scanner.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_keywords() -> HashMap<&'static str, TokenType> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]  --> src/token_type.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TokenType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LiteralValue` is never used
[INFO] [stdout]   --> src/token_type.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum LiteralValue {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/token_type.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Token {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]   --> src/scanner.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Scanner {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/scanner.rs:23:12
[INFO] [stdout]     |
[INFO] [stdout]  22 | impl Scanner {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout]  23 |     pub fn new(source: &str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  34 |     pub fn scan_tokens(&mut self) -> Result<Vec<Token>, String> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  64 |     fn is_at_end(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  68 |     fn scan_token(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn next_char(&mut self) -> char {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn add_token(self: &mut Self, token_type: TokenType) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn add_token_lit(self: &mut Self, token_type: TokenType, literal: Option<LiteralValue>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     fn peek_next(&self) -> char {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn peek(&self) -> char {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     fn char_match(&mut self, ch: char) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn string(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn number(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn identifier(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "0871276bf15682b24603d13346b86822901fc7c69c2c6c2e58e01c98498c15d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0871276bf15682b24603d13346b86822901fc7c69c2c6c2e58e01c98498c15d3", kill_on_drop: false }`
[INFO] [stdout] 0871276bf15682b24603d13346b86822901fc7c69c2c6c2e58e01c98498c15d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f860b2cd13de1968d4334a2178d76be2f748337d83c3eb3846cf5ddf981f9fc
[INFO] running `Command { std: "docker" "start" "-a" "5f860b2cd13de1968d4334a2178d76be2f748337d83c3eb3846cf5ddf981f9fc", kill_on_drop: false }`
[INFO] [stdout] warning: function `get_keywords` is never used
[INFO] [stdout]  --> src/scanner.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_keywords() -> HashMap<&'static str, TokenType> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]  --> src/token_type.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TokenType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LiteralValue` is never used
[INFO] [stdout]   --> src/token_type.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum LiteralValue {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/token_type.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Token {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]   --> src/scanner.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Scanner {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/scanner.rs:23:12
[INFO] [stdout]     |
[INFO] [stdout]  22 | impl Scanner {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout]  23 |     pub fn new(source: &str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  34 |     pub fn scan_tokens(&mut self) -> Result<Vec<Token>, String> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  64 |     fn is_at_end(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  68 |     fn scan_token(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn next_char(&mut self) -> char {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn add_token(self: &mut Self, token_type: TokenType) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn add_token_lit(self: &mut Self, token_type: TokenType, literal: Option<LiteralValue>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     fn peek_next(&self) -> char {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn peek(&self) -> char {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     fn char_match(&mut self, ch: char) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn string(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn number(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn identifier(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_keywords` is never used
[INFO] [stdout]  --> src/scanner.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_keywords() -> HashMap<&'static str, TokenType> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]  --> src/token_type.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TokenType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LiteralValue` is never used
[INFO] [stdout]   --> src/token_type.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum LiteralValue {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/token_type.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Token {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]   --> src/scanner.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Scanner {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/scanner.rs:23:12
[INFO] [stdout]     |
[INFO] [stdout]  22 | impl Scanner {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout]  23 |     pub fn new(source: &str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  34 |     pub fn scan_tokens(&mut self) -> Result<Vec<Token>, String> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  64 |     fn is_at_end(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  68 |     fn scan_token(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn next_char(&mut self) -> char {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn add_token(self: &mut Self, token_type: TokenType) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn add_token_lit(self: &mut Self, token_type: TokenType, literal: Option<LiteralValue>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     fn peek_next(&self) -> char {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn peek(&self) -> char {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     fn char_match(&mut self, ch: char) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn string(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn number(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn identifier(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "5f860b2cd13de1968d4334a2178d76be2f748337d83c3eb3846cf5ddf981f9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f860b2cd13de1968d4334a2178d76be2f748337d83c3eb3846cf5ddf981f9fc", kill_on_drop: false }`
[INFO] [stdout] 5f860b2cd13de1968d4334a2178d76be2f748337d83c3eb3846cf5ddf981f9fc
