[INFO] cloning repository https://github.com/cakebaker/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cakebaker/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcakebaker%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcakebaker%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0712021482cf778e225d633db3b628b39133610a
[INFO] checking cakebaker/rlox against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcakebaker%2Frlox" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cakebaker/rlox on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cakebaker/rlox
[INFO] finished tweaking git repo https://github.com/cakebaker/rlox
[INFO] tweaked toml for git repo https://github.com/cakebaker/rlox written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cakebaker/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 878288ab741b3ff1a2518da7fb9733505dcda28ae684cb3329264054e4e0ad16
[INFO] running `Command { std: "docker" "start" "-a" "878288ab741b3ff1a2518da7fb9733505dcda28ae684cb3329264054e4e0ad16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "878288ab741b3ff1a2518da7fb9733505dcda28ae684cb3329264054e4e0ad16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878288ab741b3ff1a2518da7fb9733505dcda28ae684cb3329264054e4e0ad16", kill_on_drop: false }`
[INFO] [stdout] 878288ab741b3ff1a2518da7fb9733505dcda28ae684cb3329264054e4e0ad16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbbd30305672dbbad9bb045b4ccd44f1169a7bba1bf77e35515484f4ddfb3466
[INFO] running `Command { std: "docker" "start" "-a" "dbbd30305672dbbad9bb045b4ccd44f1169a7bba1bf77e35515484f4ddfb3466", kill_on_drop: false }`
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreter.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Stmt::Class(name, methods) => {} // TODO implement
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `methods`
[INFO] [stdout]   --> src/interpreter.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Stmt::Class(name, methods) => {} // TODO implement
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_methods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreter.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 paren,
[INFO] [stdout]     |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object`
[INFO] [stdout]    --> src/interpreter.rs:138:25
[INFO] [stdout]     |
[INFO] [stdout] 138 |             Expr::Get { object, name } => Err(RuntimeError::InvalidOperator(name.clone())), // TODO implement
[INFO] [stdout]     |                         ^^^^^^ help: try ignoring the field: `object: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object`
[INFO] [stdout]    --> src/interpreter.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 object,
[INFO] [stdout]     |                 ^^^^^^ help: try ignoring the field: `object: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/interpreter.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 value,
[INFO] [stdout]     |                 ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `equals`
[INFO] [stdout]    --> src/parser.rs:298:17
[INFO] [stdout]     |
[INFO] [stdout] 298 |             let equals = self.previous();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_equals`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreter.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Stmt::Class(name, methods) => {} // TODO implement
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `methods`
[INFO] [stdout]   --> src/interpreter.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Stmt::Class(name, methods) => {} // TODO implement
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_methods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreter.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 paren,
[INFO] [stdout]     |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object`
[INFO] [stdout]    --> src/interpreter.rs:138:25
[INFO] [stdout]     |
[INFO] [stdout] 138 |             Expr::Get { object, name } => Err(RuntimeError::InvalidOperator(name.clone())), // TODO implement
[INFO] [stdout]     |                         ^^^^^^ help: try ignoring the field: `object: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object`
[INFO] [stdout]    --> src/interpreter.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 object,
[INFO] [stdout]     |                 ^^^^^^ help: try ignoring the field: `object: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/interpreter.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 value,
[INFO] [stdout]     |                 ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `equals`
[INFO] [stdout]    --> src/parser.rs:298:17
[INFO] [stdout]     |
[INFO] [stdout] 298 |             let equals = self.previous();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_equals`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreter.rs:470:9
[INFO] [stdout]     |
[INFO] [stdout] 470 |         interpreter.interpret(vec![stmt]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreter.rs:501:9
[INFO] [stdout]     |
[INFO] [stdout] 501 |         interpreter.interpret(vec![def_stmt, assign_stmt]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "dbbd30305672dbbad9bb045b4ccd44f1169a7bba1bf77e35515484f4ddfb3466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbd30305672dbbad9bb045b4ccd44f1169a7bba1bf77e35515484f4ddfb3466", kill_on_drop: false }`
[INFO] [stdout] dbbd30305672dbbad9bb045b4ccd44f1169a7bba1bf77e35515484f4ddfb3466