[INFO] cloning repository https://github.com/enricobolzonello/lox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enricobolzonello/lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobolzonello%2Flox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobolzonello%2Flox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa8e919f7edb0404beb6f9c58461389cf3bb3b0d
[INFO] checking enricobolzonello/lox against 4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d for pr-159598
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobolzonello%2Flox" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricobolzonello/lox
[INFO] finished tweaking git repo https://github.com/enricobolzonello/lox
[INFO] tweaked toml for git repo https://github.com/enricobolzonello/lox written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricobolzonello/lox on toolchain 4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricobolzonello/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" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "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 env_logger v0.11.8
[INFO] [stderr]   Downloaded jiff-static v0.2.10
[INFO] [stderr]   Downloaded jiff v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e
[INFO] running `Command { std: "docker" "start" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e", 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" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e" "/opt/rustwide/cargo-home/bin/cargo" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e", 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" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e" "/opt/rustwide/cargo-home/bin/cargo" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking jiff v0.2.10
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking lox-syntax v0.1.0 (/opt/rustwide/workdir/lox-syntax)
[INFO] [stdout] warning: value assigned to `initializer` is never read
[INFO] [stdout]    --> lox-syntax/src/parser/parser.rs:720:31
[INFO] [stdout]     |
[INFO] [stdout] 720 |         let mut initializer = None;
[INFO] [stdout]     |                               ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 726 |             initializer = self.expr_stmt();
[INFO] [stdout]     |             ----------- `initializer` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `initializer` is never read
[INFO] [stdout]    --> lox-syntax/src/parser/parser.rs:720:31
[INFO] [stdout]     |
[INFO] [stdout] 720 |         let mut initializer = None;
[INFO] [stdout]     |                               ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 726 |             initializer = self.expr_stmt();
[INFO] [stdout]     |             ----------- `initializer` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lox-interpreter v0.1.0 (/opt/rustwide/workdir/lox-interpreter)
[INFO] [stdout] warning: method `arity` is never used
[INFO] [stdout]   --> lox-interpreter/src/interpreter.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait LoxCallable {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 13 |     fn call(&self, interpreter: &mut Interpreter, arguments: &Vec<Value>) -> ResultExec<Value>;
[INFO] [stdout] 14 |     fn arity(&self) -> usize;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `arity` is never used
[INFO] [stdout]   --> lox-interpreter/src/interpreter.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait LoxCallable {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 13 |     fn call(&self, interpreter: &mut Interpreter, arguments: &Vec<Value>) -> ResultExec<Value>;
[INFO] [stdout] 14 |     fn arity(&self) -> usize;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lox-std v0.1.0 (/opt/rustwide/workdir/lox-std)
[INFO] [stderr]     Checking lox v0.1.0 (/opt/rustwide/workdir/lox)
[INFO] [stdout] warning: unused import: `TreePrinter`
[INFO] [stdout]   --> lox/src/main.rs:16:40
[INFO] [stdout]    |
[INFO] [stdout] 16 | use lox_syntax::{parse_program, Lexer, TreePrinter};
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TreePrinter`
[INFO] [stdout]   --> lox/src/main.rs:16:40
[INFO] [stdout]    |
[INFO] [stdout] 16 | use lox_syntax::{parse_program, Lexer, TreePrinter};
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e", kill_on_drop: false }`
[INFO] [stdout] 37ccdfeb0efc9399124838291be8506a3dc8e4a1390e8c5a7620ba7668e0a94e
