[INFO] cloning repository https://github.com/mhk197/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhk197/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhk197%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhk197%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f8ea5dfa9bbeb78506f29d005005c0e31de2494
[INFO] checking mhk197/rlox against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhk197%2Frlox" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mhk197/rlox
[INFO] finished tweaking git repo https://github.com/mhk197/rlox
[INFO] tweaked toml for git repo https://github.com/mhk197/rlox written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mhk197/rlox on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mhk197/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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mhk197/rlox against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhk197%2Frlox" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mhk197/rlox
[INFO] finished tweaking git repo https://github.com/mhk197/rlox
[INFO] tweaked toml for git repo https://github.com/mhk197/rlox written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mhk197/rlox on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mhk197/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" "+011c518242557d21690f7936b5812318dc2fec47" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.27.1
[INFO] [stderr]   Downloaded strum_macros v0.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d
[INFO] running `Command { std: "docker" "start" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d", 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" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d", 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" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking strum v0.27.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]     Checking lox_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |   ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |               ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |                            ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |                                        ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |   BANG, BANG_EQUAL,
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |   EQUAL, EQUAL_EQUAL,
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |   GREATER, GREATER_EQUAL,
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |   LESS, LESS_EQUAL,
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |   ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |               ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |                            ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[INFO] [stdout]   |                                        ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |   BANG, BANG_EQUAL,
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |   EQUAL, EQUAL_EQUAL,
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |   GREATER, GREATER_EQUAL,
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token_type.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |   LESS, LESS_EQUAL,
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let _ = self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let _ = self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         self.consume(TokenType::SEMICOLON, "Expect ';' after variable declaration.");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let _ = self.consume(TokenType::SEMICOLON, "Expect ';' after variable declaration.");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let _ = self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let _ = self.consume(TokenType::SEMICOLON, "Expect ';' after value.");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         self.consume(TokenType::SEMICOLON, "Expect ';' after variable declaration.");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let _ = self.consume(TokenType::SEMICOLON, "Expect ';' after variable declaration.");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d", kill_on_drop: false }`
[INFO] [stdout] a77a0af1629db4addb8e805b7072825d0aa412d249ea1bf4ec8ed46c5ce6f73d
