[INFO] cloning repository https://github.com/shautvast/rust_lox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shautvast/rust_lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshautvast%2Frust_lox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshautvast%2Frust_lox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a66bf2e16ea1f388e0512efe1f845f6b9afaa5f9
[INFO] checking shautvast/rust_lox against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshautvast%2Frust_lox" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shautvast/rust_lox
[INFO] finished tweaking git repo https://github.com/shautvast/rust_lox
[INFO] tweaked toml for git repo https://github.com/shautvast/rust_lox written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shautvast/rust_lox on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shautvast/rust_lox 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fab17e8525fc159a9940cff97eb7eba93744b5e462a5565b025ba26cd8afb53e
[INFO] running `Command { std: "docker" "start" "-a" "fab17e8525fc159a9940cff97eb7eba93744b5e462a5565b025ba26cd8afb53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fab17e8525fc159a9940cff97eb7eba93744b5e462a5565b025ba26cd8afb53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab17e8525fc159a9940cff97eb7eba93744b5e462a5565b025ba26cd8afb53e", kill_on_drop: false }`
[INFO] [stdout] fab17e8525fc159a9940cff97eb7eba93744b5e462a5565b025ba26cd8afb53e
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c930a356092e4376d3d1e206cdcdaaf2952bbb6f3d443431c5286030eb45e97
[INFO] running `Command { std: "docker" "start" "-a" "1c930a356092e4376d3d1e206cdcdaaf2952bbb6f3d443431c5286030eb45e97", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::expression::Expr::Binary`
[INFO] [stdout]   --> src/parser_tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use crate::expression::Expr::Binary;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::expression::Expr::Literal`
[INFO] [stdout]   --> src/parser_tests.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | use crate::expression::Expr::Literal;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parse`
[INFO] [stdout]   --> src/parser_tests.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::parser::parse;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::scan_tokens`
[INFO] [stdout]   --> src/parser_tests.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | use crate::scanner::scan_tokens;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::Token`
[INFO] [stdout]   --> src/parser_tests.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | use crate::tokens::Token;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::TokenType::PLUS`
[INFO] [stdout]   --> src/parser_tests.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | use crate::tokens::TokenType::PLUS;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `None` and `Numeric`
[INFO] [stdout]   --> src/parser_tests.rs:7:28
[INFO] [stdout]    |
[INFO] [stdout]  7 | use crate::tokens::Value::{None,Numeric};
[INFO] [stdout]    |                            ^^^^ ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | mod parser_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(source: &str) -> Scanner {
[INFO] [stdout]    |                    ^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(source: &str) -> Scanner<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(source: &str) -> Scanner {
[INFO] [stdout]    |                    ^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(source: &str) -> Scanner<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "1c930a356092e4376d3d1e206cdcdaaf2952bbb6f3d443431c5286030eb45e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c930a356092e4376d3d1e206cdcdaaf2952bbb6f3d443431c5286030eb45e97", kill_on_drop: false }`
[INFO] [stdout] 1c930a356092e4376d3d1e206cdcdaaf2952bbb6f3d443431c5286030eb45e97