[INFO] cloning repository https://github.com/mgill25/RLox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgill25/RLox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5723a5d57fe9d862e4b230e2baa578cf219c4e3
[INFO] testing mgill25/RLox against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mgill25/RLox
[INFO] finished tweaking git repo https://github.com/mgill25/RLox
[INFO] tweaked toml for git repo https://github.com/mgill25/RLox written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mgill25/RLox on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mgill25/RLox 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc
[INFO] running `Command { std: "docker" "start" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `String`, `True`, `False`, `Bang`, `BangEqual`, and `EqualEqual` are never constructed
[INFO] [stdout]  --> src/tokentype.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 3 |     Number,
[INFO] [stdout] 4 |     String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     True, False,
[INFO] [stdout]   |     ^^^^  ^^^^^
[INFO] [stdout] 6 |     Plus, Minus, Star, Slash,
[INFO] [stdout] 7 |     Bang,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     EOF,
[INFO] [stdout] 9 |     BangEqual, EqualEqual
[INFO] [stdout]   |     ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lexeme`, `token_type`, `precedence`, `assoc`, and `literal` are never read
[INFO] [stdout]   --> src/token.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  7 |     lexeme: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]  8 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]  9 |     precedence: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     assoc: Associativity,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     literal: Literal,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT` is never constructed
[INFO] [stdout]  --> src/associativity.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Associativity {
[INFO] [stdout]   |          ------------- variant in this enum
[INFO] [stdout] 3 |     LEFT,
[INFO] [stdout] 4 |     RIGHT
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Associativity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/literals.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Double(f64),
[INFO] [stdout]   |     ------ ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Literal` 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] 6 -     Double(f64),
[INFO] [stdout] 6 +     Double(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `String` is never constructed
[INFO] [stdout]  --> src/literals.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Literal {
[INFO] [stdout]   |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     String(String),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `String`, `True`, `False`, `Bang`, `BangEqual`, and `EqualEqual` are never constructed
[INFO] [stdout]  --> src/tokentype.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 3 |     Number,
[INFO] [stdout] 4 |     String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     True, False,
[INFO] [stdout]   |     ^^^^  ^^^^^
[INFO] [stdout] 6 |     Plus, Minus, Star, Slash,
[INFO] [stdout] 7 |     Bang,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     EOF,
[INFO] [stdout] 9 |     BangEqual, EqualEqual
[INFO] [stdout]   |     ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lexeme`, `token_type`, `precedence`, `assoc`, and `literal` are never read
[INFO] [stdout]   --> src/token.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  7 |     lexeme: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]  8 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]  9 |     precedence: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     assoc: Associativity,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     literal: Literal,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT` is never constructed
[INFO] [stdout]  --> src/associativity.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Associativity {
[INFO] [stdout]   |          ------------- variant in this enum
[INFO] [stdout] 3 |     LEFT,
[INFO] [stdout] 4 |     RIGHT
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Associativity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/literals.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Double(f64),
[INFO] [stdout]   |     ------ ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Literal` 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] 6 -     Double(f64),
[INFO] [stdout] 6 +     Double(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `String` is never constructed
[INFO] [stdout]  --> src/literals.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Literal {
[INFO] [stdout]   |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     String(String),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: variants `String`, `True`, `False`, `Bang`, `BangEqual`, and `EqualEqual` are never constructed
[INFO] [stderr]  --> src/tokentype.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum TokenType {
[INFO] [stderr]   |          --------- variants in this enum
[INFO] [stderr] 3 |     Number,
[INFO] [stderr] 4 |     String,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 5 |     True, False,
[INFO] [stderr]   |     ^^^^  ^^^^^
[INFO] [stderr] 6 |     Plus, Minus, Star, Slash,
[INFO] [stderr] 7 |     Bang,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 8 |     EOF,
[INFO] [stderr] 9 |     BangEqual, EqualEqual
[INFO] [stderr]   |     ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `lexeme`, `token_type`, `precedence`, `assoc`, and `literal` are never read
[INFO] [stderr]   --> src/token.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub struct Token {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr]  7 |     lexeme: String,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]  8 |     token_type: TokenType,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]  9 |     precedence: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 10 |     assoc: Associativity,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 11 |     literal: Literal,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `RIGHT` is never constructed
[INFO] [stderr]  --> src/associativity.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Associativity {
[INFO] [stderr]   |          ------------- variant in this enum
[INFO] [stderr] 3 |     LEFT,
[INFO] [stderr] 4 |     RIGHT
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Associativity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/literals.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Double(f64),
[INFO] [stderr]   |     ------ ^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 6 -     Double(f64),
[INFO] [stderr] 6 +     Double(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `String` is never constructed
[INFO] [stderr]  --> src/literals.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Literal {
[INFO] [stderr]   |          ------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 7 |     String(String),
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 5 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/rlox-01c9d51e0a12ca7b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc", kill_on_drop: false }`
[INFO] [stdout] c1d28512a66a2d4ab778eb7c5c5450c6f529038511a2310c787a4ca8b6a489fc
