[INFO] cloning repository https://github.com/supervaka/rustlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supervaka/rustlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupervaka%2Frustlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupervaka%2Frustlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7534a10acab94ba62aff70b058d2c3c013bef04a
[INFO] testing supervaka/rustlox against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupervaka%2Frustlox" "/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/supervaka/rustlox
[INFO] finished tweaking git repo https://github.com/supervaka/rustlox
[INFO] tweaked toml for git repo https://github.com/supervaka/rustlox written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/supervaka/rustlox on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/supervaka/rustlox 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing supervaka/rustlox against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupervaka%2Frustlox" "/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/supervaka/rustlox
[INFO] finished tweaking git repo https://github.com/supervaka/rustlox
[INFO] tweaked toml for git repo https://github.com/supervaka/rustlox written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/supervaka/rustlox on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/supervaka/rustlox 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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 anyhow v1.0.96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b5aaf3a2e43043a9fe720647688aead59a758808ea4c3f42be3b3835532daa5
[INFO] running `Command { std: "docker" "start" "-a" "1b5aaf3a2e43043a9fe720647688aead59a758808ea4c3f42be3b3835532daa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b5aaf3a2e43043a9fe720647688aead59a758808ea4c3f42be3b3835532daa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5aaf3a2e43043a9fe720647688aead59a758808ea4c3f42be3b3835532daa5", kill_on_drop: false }`
[INFO] [stdout] 1b5aaf3a2e43043a9fe720647688aead59a758808ea4c3f42be3b3835532daa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bad38b986019cf4d8df9df34da5e07f5fe90e1fc55feac974f79f9220302e07
[INFO] running `Command { std: "docker" "start" "-a" "9bad38b986019cf4d8df9df34da5e07f5fe90e1fc55feac974f79f9220302e07", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]    Compiling rustlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::error`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::token::Token;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use core::fmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]   --> src/lib.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | use anyhow::{anyhow, Error, Result};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lox_function`
[INFO] [stdout]   --> src/expr.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 LitVal::Function(lox_function) => todo!(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lox_function`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clock`
[INFO] [stdout]   --> src/expr.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 LitVal::Clock(clock) => todo!(),
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_clock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/expr.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Expr::Variable(token) => todo!(),
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/expr.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stdout]    |                            ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/expr.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stdout]    |                                  ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]   --> src/expr.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                             ^^^^ help: try ignoring the field: `left: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/expr.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                                   ^^ help: try ignoring the field: `op: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/expr.rs:62:39
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                                       ^^^^^ help: try ignoring the field: `right: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]   --> src/expr.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 callee,
[INFO] [stdout]    |                 ^^^^^^ help: try ignoring the field: `callee: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]   --> src/expr.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 paren,
[INFO] [stdout]    |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]   --> src/expr.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 arguments,
[INFO] [stdout]    |                 ^^^^^^^^^ help: try ignoring the field: `arguments: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/interpreter.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 keyword,
[INFO] [stdout]     |                 ^^^^^^^ help: try ignoring the field: `keyword: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interpreter.rs:127:29
[INFO] [stdout]     |
[INFO] [stdout] 127 |                         Err(e) => todo!(), // todo
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]    --> src/types.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let environment = Rc::new(RefCell::new(Environment::new_with_enclosing(Rc::clone(
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/lib.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err(err) => return Err(anyhow!("parser.parse() error in lib.rs")),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.run(contents);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let _ = self.run(contents);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "9bad38b986019cf4d8df9df34da5e07f5fe90e1fc55feac974f79f9220302e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bad38b986019cf4d8df9df34da5e07f5fe90e1fc55feac974f79f9220302e07", kill_on_drop: false }`
[INFO] [stdout] 9bad38b986019cf4d8df9df34da5e07f5fe90e1fc55feac974f79f9220302e07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3985ad746bd322d842428ba50495bc300760b0e8f84ce37217f83d1edc4f3353
[INFO] running `Command { std: "docker" "start" "-a" "3985ad746bd322d842428ba50495bc300760b0e8f84ce37217f83d1edc4f3353", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `core::error`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::token::Token;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use core::fmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]   --> src/lib.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | use anyhow::{anyhow, Error, Result};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lox_function`
[INFO] [stdout]   --> src/expr.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 LitVal::Function(lox_function) => todo!(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lox_function`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clock`
[INFO] [stdout]   --> src/expr.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 LitVal::Clock(clock) => todo!(),
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_clock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/expr.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Expr::Variable(token) => todo!(),
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/expr.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stdout]    |                            ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/expr.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stdout]    |                                  ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]   --> src/expr.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                             ^^^^ help: try ignoring the field: `left: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/expr.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                                   ^^ help: try ignoring the field: `op: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/expr.rs:62:39
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                                       ^^^^^ help: try ignoring the field: `right: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]   --> src/expr.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 callee,
[INFO] [stdout]    |                 ^^^^^^ help: try ignoring the field: `callee: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]   --> src/expr.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 paren,
[INFO] [stdout]    |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]   --> src/expr.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 arguments,
[INFO] [stdout]    |                 ^^^^^^^^^ help: try ignoring the field: `arguments: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/interpreter.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 keyword,
[INFO] [stdout]     |                 ^^^^^^^ help: try ignoring the field: `keyword: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interpreter.rs:127:29
[INFO] [stdout]     |
[INFO] [stdout] 127 |                         Err(e) => todo!(), // todo
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]    --> src/types.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let environment = Rc::new(RefCell::new(Environment::new_with_enclosing(Rc::clone(
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/lib.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err(err) => return Err(anyhow!("parser.parse() error in lib.rs")),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.run(contents);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let _ = self.run(contents);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::error`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::token::Token;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use core::fmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]   --> src/lib.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | use anyhow::{anyhow, Error, Result};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lox_function`
[INFO] [stdout]   --> src/expr.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 LitVal::Function(lox_function) => todo!(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lox_function`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clock`
[INFO] [stdout]   --> src/expr.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 LitVal::Clock(clock) => todo!(),
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_clock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/expr.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Expr::Variable(token) => todo!(),
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/expr.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stdout]    |                            ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/expr.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stdout]    |                                  ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]   --> src/expr.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                             ^^^^ help: try ignoring the field: `left: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/expr.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                                   ^^ help: try ignoring the field: `op: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/expr.rs:62:39
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stdout]    |                                       ^^^^^ help: try ignoring the field: `right: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]   --> src/expr.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 callee,
[INFO] [stdout]    |                 ^^^^^^ help: try ignoring the field: `callee: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]   --> src/expr.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 paren,
[INFO] [stdout]    |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]   --> src/expr.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 arguments,
[INFO] [stdout]    |                 ^^^^^^^^^ help: try ignoring the field: `arguments: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/interpreter.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 keyword,
[INFO] [stdout]     |                 ^^^^^^^ help: try ignoring the field: `keyword: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interpreter.rs:127:29
[INFO] [stdout]     |
[INFO] [stdout] 127 |                         Err(e) => todo!(), // todo
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]    --> src/types.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let environment = Rc::new(RefCell::new(Environment::new_with_enclosing(Rc::clone(
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/lib.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err(err) => return Err(anyhow!("parser.parse() error in lib.rs")),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.run(contents);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let _ = self.run(contents);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "3985ad746bd322d842428ba50495bc300760b0e8f84ce37217f83d1edc4f3353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3985ad746bd322d842428ba50495bc300760b0e8f84ce37217f83d1edc4f3353", kill_on_drop: false }`
[INFO] [stdout] 3985ad746bd322d842428ba50495bc300760b0e8f84ce37217f83d1edc4f3353
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf0f68a16833cc76bb155a69765bd1d14b5c616fd012883574e1acd10ab17a2f
[INFO] running `Command { std: "docker" "start" "-a" "cf0f68a16833cc76bb155a69765bd1d14b5c616fd012883574e1acd10ab17a2f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::error`
[INFO] [stderr]  --> src/parser.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::error;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::Token`
[INFO] [stderr]   --> src/types.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::token::Token;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::fmt`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use core::fmt;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]   --> src/lib.rs:13:22
[INFO] [stderr]    |
[INFO] [stderr] 13 | use anyhow::{anyhow, Error, Result};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lox_function`
[INFO] [stderr]   --> src/expr.rs:54:34
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 LitVal::Function(lox_function) => todo!(),
[INFO] [stderr]    |                                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lox_function`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `clock`
[INFO] [stderr]   --> src/expr.rs:55:31
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 LitVal::Clock(clock) => todo!(),
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_clock`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/expr.rs:60:28
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Expr::Variable(token) => todo!(),
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/expr.rs:61:28
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stderr]    |                            ^^^^ help: try ignoring the field: `name: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/expr.rs:61:34
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Expr::Assign { name, value } => todo!(),
[INFO] [stderr]    |                                  ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `left`
[INFO] [stderr]   --> src/expr.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stderr]    |                             ^^^^ help: try ignoring the field: `left: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/expr.rs:62:35
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stderr]    |                                   ^^ help: try ignoring the field: `op: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]   --> src/expr.rs:62:39
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Expr::Logical { left, op, right } => todo!(),
[INFO] [stderr]    |                                       ^^^^^ help: try ignoring the field: `right: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `callee`
[INFO] [stderr]   --> src/expr.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 callee,
[INFO] [stderr]    |                 ^^^^^^ help: try ignoring the field: `callee: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `paren`
[INFO] [stderr]   --> src/expr.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 paren,
[INFO] [stderr]    |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arguments`
[INFO] [stderr]   --> src/expr.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 arguments,
[INFO] [stderr]    |                 ^^^^^^^^^ help: try ignoring the field: `arguments: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keyword`
[INFO] [stderr]    --> src/interpreter.rs:119:17
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 keyword,
[INFO] [stderr]     |                 ^^^^^^^ help: try ignoring the field: `keyword: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/interpreter.rs:127:29
[INFO] [stderr]     |
[INFO] [stderr] 127 |                         Err(e) => todo!(), // todo
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `environment`
[INFO] [stderr]    --> src/types.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let environment = Rc::new(RefCell::new(Environment::new_with_enclosing(Rc::clone(
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/lib.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |             Err(err) => return Err(anyhow!("parser.parse() error in lib.rs")),
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         self.run(contents);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let _ = self.run(contents);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rustlox` (lib) generated 20 warnings (run `cargo fix --lib -p rustlox` to apply 4 suggestions)
[INFO] [stderr] warning: `rustlox` (lib test) generated 20 warnings (20 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustlox-03b08f0e98927563)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test interpreter::tests::assignment ... ok
[INFO] [stdout] test parser::tests::ast ... ok
[INFO] [stdout] test interpreter::tests::interpret ... ok
[INFO] [stdout] test interpreter::tests::evaluate ... ok
[INFO] [stdout] test parser::tests::parse ... ok
[INFO] [stdout] test scanner::tests::scanner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlox-917a03f00d907fc8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustlox
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf0f68a16833cc76bb155a69765bd1d14b5c616fd012883574e1acd10ab17a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0f68a16833cc76bb155a69765bd1d14b5c616fd012883574e1acd10ab17a2f", kill_on_drop: false }`
[INFO] [stdout] cf0f68a16833cc76bb155a69765bd1d14b5c616fd012883574e1acd10ab17a2f
