[INFO] cloning repository https://github.com/woile/rslox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/woile/rslox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoile%2Frslox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoile%2Frslox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d1bcf3873154e36e376839b4dd6f579c5f7a887
[INFO] checking woile/rslox against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoile%2Frslox" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/woile/rslox
[INFO] finished tweaking git repo https://github.com/woile/rslox
[INFO] tweaked toml for git repo https://github.com/woile/rslox written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/woile/rslox on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/woile/rslox 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.62
[INFO] [stderr]   Downloaded os_str_bytes v6.2.0
[INFO] [stderr]   Downloaded multipeek v0.1.2
[INFO] [stderr]   Downloaded clap_derive v3.2.15
[INFO] [stderr]   Downloaded clap v3.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] deabbea5f81329d1ce4df3931dda28ad68398a3e53da1c3ca2f34bc49e27bcd7
[INFO] running `Command { std: "docker" "start" "-a" "deabbea5f81329d1ce4df3931dda28ad68398a3e53da1c3ca2f34bc49e27bcd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deabbea5f81329d1ce4df3931dda28ad68398a3e53da1c3ca2f34bc49e27bcd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deabbea5f81329d1ce4df3931dda28ad68398a3e53da1c3ca2f34bc49e27bcd7", kill_on_drop: false }`
[INFO] [stdout] deabbea5f81329d1ce4df3931dda28ad68398a3e53da1c3ca2f34bc49e27bcd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a9384e9cddadf2954d5412a6f20f27d55ffb7913e702fde710083362d6cab9d
[INFO] running `Command { std: "docker" "start" "-a" "5a9384e9cddadf2954d5412a6f20f27d55ffb7913e702fde710083362d6cab9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking multipeek v0.1.2
[INFO] [stderr]     Checking indexmap v1.9.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking clap v3.2.15
[INFO] [stderr]     Checking lox-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `AstPrinter` is never constructed
[INFO] [stdout]    --> src/ast.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct AstPrinter;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parenthesize` is never used
[INFO] [stdout]    --> src/ast.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl AstPrinter {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 107 |     fn parenthesize(&self, name: String, exprs: &[&Expr]) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprStmt` is never constructed
[INFO] [stdout]   --> src/statement.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ExprStmt;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AstPrinter` is never constructed
[INFO] [stdout]    --> src/ast.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct AstPrinter;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parenthesize` is never used
[INFO] [stdout]    --> src/ast.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl AstPrinter {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 107 |     fn parenthesize(&self, name: String, exprs: &[&Expr]) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprStmt` is never constructed
[INFO] [stdout]   --> src/statement.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ExprStmt;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "5a9384e9cddadf2954d5412a6f20f27d55ffb7913e702fde710083362d6cab9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9384e9cddadf2954d5412a6f20f27d55ffb7913e702fde710083362d6cab9d", kill_on_drop: false }`
[INFO] [stdout] 5a9384e9cddadf2954d5412a6f20f27d55ffb7913e702fde710083362d6cab9d