[INFO] cloning repository https://github.com/ticklepoke/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/ticklepoke/rust-lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fticklepoke%2Frust-lox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fticklepoke%2Frust-lox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d08c0953a6485ba9c54ee37642b763e7757cc3e
[INFO] checking ticklepoke/rust-lox against be3da1e8c043bb6f1f335463d3b1335cdf50b03c for pr-162597
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fticklepoke%2Frust-lox" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ticklepoke/rust-lox
[INFO] finished tweaking git repo https://github.com/ticklepoke/rust-lox
[INFO] tweaked toml for git repo https://github.com/ticklepoke/rust-lox written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ticklepoke/rust-lox on toolchain be3da1e8c043bb6f1f335463d3b1335cdf50b03c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ticklepoke/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" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf
[INFO] running `Command { std: "docker" "start" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf", 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" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stderr]     Checking frontend v0.1.0 (/opt/rustwide/workdir/frontend)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> frontend/src/literal.rs:52:67
[INFO] [stdout]    |
[INFO] [stdout] 52 |             (&Literal::String(ref s), &Literal::String(ref o)) => (s == o),
[INFO] [stdout]    |                                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -             (&Literal::String(ref s), &Literal::String(ref o)) => (s == o),
[INFO] [stdout] 52 +             (&Literal::String(ref s), &Literal::String(ref o)) => s == o,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> frontend/src/literal.rs:53:67
[INFO] [stdout]    |
[INFO] [stdout] 53 |             (&Literal::Number(ref s), &Literal::Number(ref o)) => (s == o),
[INFO] [stdout]    |                                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -             (&Literal::Number(ref s), &Literal::Number(ref o)) => (s == o),
[INFO] [stdout] 53 +             (&Literal::Number(ref s), &Literal::Number(ref o)) => s == o,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> frontend/src/literal.rs:54:69
[INFO] [stdout]    |
[INFO] [stdout] 54 |             (&Literal::Boolean(ref s), &Literal::Boolean(ref o)) => (s == o),
[INFO] [stdout]    |                                                                     ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -             (&Literal::Boolean(ref s), &Literal::Boolean(ref o)) => (s == o),
[INFO] [stdout] 54 +             (&Literal::Boolean(ref s), &Literal::Boolean(ref o)) => s == o,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> frontend/src/literal.rs:52:67
[INFO] [stdout]    |
[INFO] [stdout] 52 |             (&Literal::String(ref s), &Literal::String(ref o)) => (s == o),
[INFO] [stdout]    |                                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -             (&Literal::String(ref s), &Literal::String(ref o)) => (s == o),
[INFO] [stdout] 52 +             (&Literal::String(ref s), &Literal::String(ref o)) => s == o,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> frontend/src/literal.rs:53:67
[INFO] [stdout]    |
[INFO] [stdout] 53 |             (&Literal::Number(ref s), &Literal::Number(ref o)) => (s == o),
[INFO] [stdout]    |                                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -             (&Literal::Number(ref s), &Literal::Number(ref o)) => (s == o),
[INFO] [stdout] 53 +             (&Literal::Number(ref s), &Literal::Number(ref o)) => s == o,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> frontend/src/literal.rs:54:69
[INFO] [stdout]    |
[INFO] [stdout] 54 |             (&Literal::Boolean(ref s), &Literal::Boolean(ref o)) => (s == o),
[INFO] [stdout]    |                                                                     ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -             (&Literal::Boolean(ref s), &Literal::Boolean(ref o)) => (s == o),
[INFO] [stdout] 54 +             (&Literal::Boolean(ref s), &Literal::Boolean(ref o)) => s == o,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]   --> frontend/src/literal.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     fn assert_receiver_is_total_eq(&self) {
[INFO] [stdout] 30 | |         // Noop
[INFO] [stdout] 31 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]    = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]   --> frontend/src/literal.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     fn assert_receiver_is_total_eq(&self) {
[INFO] [stdout] 30 | |         // Noop
[INFO] [stdout] 31 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]    = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking interpreter v0.1.0 (/opt/rustwide/workdir/interpreter)
[INFO] [stderr]     Checking lox v0.1.0 (/opt/rustwide/workdir/lox)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf", kill_on_drop: false }`
[INFO] [stdout] b836002b659c175b1b14bf66db715c5c0f4cc9d8405cd96cfe6f5c4208b6a8bf
