[INFO] cloning repository https://github.com/JoramirJr/jlox_rustport
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoramirJr/jlox_rustport" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoramirJr%2Fjlox_rustport", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoramirJr%2Fjlox_rustport'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b649ac8239e70d58b9a842699a5c498475be33c0
[INFO] checking JoramirJr/jlox_rustport against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoramirJr%2Fjlox_rustport" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JoramirJr/jlox_rustport
[INFO] finished tweaking git repo https://github.com/JoramirJr/jlox_rustport
[INFO] tweaked toml for git repo https://github.com/JoramirJr/jlox_rustport written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JoramirJr/jlox_rustport on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JoramirJr/jlox_rustport 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60595559efc826f167c2ab28003b5a5c8e0cfbe801ac849a691d7e6b959bfa05
[INFO] running `Command { std: "docker" "start" "-a" "60595559efc826f167c2ab28003b5a5c8e0cfbe801ac849a691d7e6b959bfa05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60595559efc826f167c2ab28003b5a5c8e0cfbe801ac849a691d7e6b959bfa05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60595559efc826f167c2ab28003b5a5c8e0cfbe801ac849a691d7e6b959bfa05", kill_on_drop: false }`
[INFO] [stdout] 60595559efc826f167c2ab28003b5a5c8e0cfbe801ac849a691d7e6b959bfa05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5d6aca838f4f398c9d43439ed1695c8bfa942c448b98d09c06e327d441b25b2
[INFO] running `Command { std: "docker" "start" "-a" "c5d6aca838f4f398c9d43439ed1695c8bfa942c448b98d09c06e327d441b25b2", kill_on_drop: false }`
[INFO] [stderr]     Checking jlox_rustport v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token_type::LiteralType`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use token_type::LiteralType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expr::ExpressionType`
[INFO] [stdout]  --> src/lib.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{environment::BindableValue, expr::ExpressionType, interpreter::RuntimeError};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lox_function::LoxFunction`
[INFO] [stdout]  --> src/lox.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lox_function::LoxFunction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::stmt::Function`
[INFO] [stdout]  --> src/lox.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::stmt::Function;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExpressionType`, `Literal`, `self`, and `token_type::LiteralType`
[INFO] [stdout]  --> src/lox_function.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     expr::{ExpressionType, Literal},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 6 |     interpreter::{self, Interpreter, RuntimeError},
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 7 |     stmt::Function,
[INFO] [stdout] 8 |     token_type::LiteralType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Interpreter` and `RuntimeError`
[INFO] [stdout]  --> src/token_type.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::interpreter::{Interpreter, RuntimeError};
[INFO] [stdout]   |                          ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExpressionType` and `Literal`
[INFO] [stdout]   --> src/lib.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |         expr::{ExpressionType, Literal},
[INFO] [stdout]    |                ^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token_type::LiteralType`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use token_type::LiteralType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expr::ExpressionType`
[INFO] [stdout]  --> src/lib.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{environment::BindableValue, expr::ExpressionType, interpreter::RuntimeError};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lox_function::LoxFunction`
[INFO] [stdout]  --> src/lox.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lox_function::LoxFunction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::stmt::Function`
[INFO] [stdout]  --> src/lox.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::stmt::Function;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExpressionType`, `Literal`, `self`, and `token_type::LiteralType`
[INFO] [stdout]  --> src/lox_function.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     expr::{ExpressionType, Literal},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 6 |     interpreter::{self, Interpreter, RuntimeError},
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 7 |     stmt::Function,
[INFO] [stdout] 8 |     token_type::LiteralType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Interpreter` and `RuntimeError`
[INFO] [stdout]  --> src/token_type.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::interpreter::{Interpreter, RuntimeError};
[INFO] [stdout]   |                          ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExpressionType` and `Literal`
[INFO] [stdout]   --> src/lib.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |         expr::{ExpressionType, Literal},
[INFO] [stdout]    |                ^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ParseError(String);
[INFO] [stdout]    |            ---------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ParseError` 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] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lox.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 String::from_str(" at end").unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jlox_rustport` (lib) due to 1 previous error; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ParseError(String);
[INFO] [stdout]    |            ---------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ParseError` 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] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lox.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 String::from_str(" at end").unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jlox_rustport` (lib test) due to 1 previous error; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c5d6aca838f4f398c9d43439ed1695c8bfa942c448b98d09c06e327d441b25b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5d6aca838f4f398c9d43439ed1695c8bfa942c448b98d09c06e327d441b25b2", kill_on_drop: false }`
[INFO] [stdout] c5d6aca838f4f398c9d43439ed1695c8bfa942c448b98d09c06e327d441b25b2
