[INFO] cloning repository https://github.com/awj/jlox_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/awj/jlox_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawj%2Fjlox_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawj%2Fjlox_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a4495246f0864386d07b5e28c4abce87ceb13945 [INFO] checking awj/jlox_tree against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawj%2Fjlox_tree" "/workspace/builds/worker-95/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/awj/jlox_tree on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/awj/jlox_tree [INFO] finished tweaking git repo https://github.com/awj/jlox_tree [INFO] tweaked toml for git repo https://github.com/awj/jlox_tree written to /workspace/builds/worker-95/source/Cargo.toml [INFO] crate git repo https://github.com/awj/jlox_tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 208e702d182657bf6d17fb042e1172d8f508be8dc038c6307d0d62366a30b866 [INFO] running `Command { std: "docker" "start" "-a" "208e702d182657bf6d17fb042e1172d8f508be8dc038c6307d0d62366a30b866", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "208e702d182657bf6d17fb042e1172d8f508be8dc038c6307d0d62366a30b866", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "208e702d182657bf6d17fb042e1172d8f508be8dc038c6307d0d62366a30b866", kill_on_drop: false }` [INFO] [stdout] 208e702d182657bf6d17fb042e1172d8f508be8dc038c6307d0d62366a30b866 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a1794d892b9c161e65b8ccf92c58b20f3267f9fec8b2d9524f044739bfb126f [INFO] running `Command { std: "docker" "start" "-a" "3a1794d892b9c161e65b8ccf92c58b20f3267f9fec8b2d9524f044739bfb126f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking jlox_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::grammar::Visitor` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::grammar::Visitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::grammar::Visitor` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::grammar::Visitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_errors` [INFO] [stdout] --> src/scanner.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn has_errors(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `nonliteral_token` [INFO] [stdout] --> src/scanner.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | fn nonliteral_token(&mut self, token_type: TokenType) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Binary` [INFO] [stdout] --> src/grammar.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Binary { left: &'a Expr<'a>, operator: token::Token, right: &'a Expr<'a> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Grouping` [INFO] [stdout] --> src/grammar.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | Grouping { expression: &'a Expr<'a> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Literal` [INFO] [stdout] --> src/grammar.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | Literal { value: &'a token::Literal }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unary` [INFO] [stdout] --> src/grammar.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Unary { operator: &'a token::Token, right: &'a Expr<'a> } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_errors` [INFO] [stdout] --> src/scanner.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn has_errors(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `nonliteral_token` [INFO] [stdout] --> src/scanner.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | fn nonliteral_token(&mut self, token_type: TokenType) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Binary` [INFO] [stdout] --> src/grammar.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Binary { left: &'a Expr<'a>, operator: token::Token, right: &'a Expr<'a> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Grouping` [INFO] [stdout] --> src/grammar.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | Grouping { expression: &'a Expr<'a> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Literal` [INFO] [stdout] --> src/grammar.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | Literal { value: &'a token::Literal }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unary` [INFO] [stdout] --> src/grammar.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Unary { operator: &'a token::Token, right: &'a Expr<'a> } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | run(&line.trim()); [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/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | run(&line.trim()); [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "3a1794d892b9c161e65b8ccf92c58b20f3267f9fec8b2d9524f044739bfb126f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a1794d892b9c161e65b8ccf92c58b20f3267f9fec8b2d9524f044739bfb126f", kill_on_drop: false }` [INFO] [stdout] 3a1794d892b9c161e65b8ccf92c58b20f3267f9fec8b2d9524f044739bfb126f