[INFO] cloning repository https://github.com/green-spaces/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/green-spaces/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 239050d9f5ea24cc993c52f2f0276849856f7555 [INFO] checking green-spaces/rlox against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%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/green-spaces/rlox [INFO] finished tweaking git repo https://github.com/green-spaces/rlox [INFO] tweaked toml for git repo https://github.com/green-spaces/rlox written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/green-spaces/rlox on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/green-spaces/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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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] checking green-spaces/rlox against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%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/green-spaces/rlox [INFO] finished tweaking git repo https://github.com/green-spaces/rlox [INFO] tweaked toml for git repo https://github.com/green-spaces/rlox written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/green-spaces/rlox on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/green-spaces/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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 027b8d02ad2defe5a9ae31b03878a1f51ac8415d50e3dda489f659c0becd76c8 [INFO] running `Command { std: "docker" "start" "-a" "027b8d02ad2defe5a9ae31b03878a1f51ac8415d50e3dda489f659c0becd76c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "027b8d02ad2defe5a9ae31b03878a1f51ac8415d50e3dda489f659c0becd76c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "027b8d02ad2defe5a9ae31b03878a1f51ac8415d50e3dda489f659c0becd76c8", kill_on_drop: false }` [INFO] [stdout] 027b8d02ad2defe5a9ae31b03878a1f51ac8415d50e3dda489f659c0becd76c8 [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" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c747552f9ddd298da27a1134261e1ec5ed7741c99e13fb277c404ba0e8c344a9 [INFO] running `Command { std: "docker" "start" "-a" "c747552f9ddd298da27a1134261e1ec5ed7741c99e13fb277c404ba0e8c344a9", kill_on_drop: false }` [INFO] [stderr] Checking rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `StmtAcceptorMut` and `StmtVisitorMut` [INFO] [stdout] --> src/enum_parser.rs:3:36 [INFO] [stdout] | [INFO] [stdout] 3 | enum_stmt::{BlockNode, IfNode, StmtAcceptorMut, StmtNode, StmtVisitorMut, VarNode}, [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `StmtAcceptorMut` and `StmtVisitorMut` [INFO] [stdout] --> src/enum_parser.rs:3:36 [INFO] [stdout] | [INFO] [stdout] 3 | enum_stmt::{BlockNode, IfNode, StmtAcceptorMut, StmtNode, StmtVisitorMut, VarNode}, [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::default` [INFO] [stdout] --> src/environment.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::default` [INFO] [stdout] --> src/environment.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AstNodeAccept`, `ExprAcceptMut`, and `PrettyPrinter` [INFO] [stdout] --> src/lib.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | ast_enum::{AstNodeAccept, ExprAcceptMut, PrettyPrinter}, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AstNodeAccept`, `ExprAcceptMut`, and `PrettyPrinter` [INFO] [stdout] --> src/lib.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | ast_enum::{AstNodeAccept, ExprAcceptMut, PrettyPrinter}, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AstNodeAccept` [INFO] [stdout] --> src/interpreter.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | AssignNode, AstNodeAccept, BinaryNode, ExprAcceptMut, ExprNode, ExprVisitorMut, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AstNodeAccept` [INFO] [stdout] --> src/interpreter.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | AssignNode, AstNodeAccept, BinaryNode, ExprAcceptMut, ExprNode, ExprVisitorMut, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/ast_enum.rs:192:30 [INFO] [stdout] | [INFO] [stdout] 192 | fn visit_variable(&self, value: &Token) -> Self::Output { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/ast_enum.rs:196:28 [INFO] [stdout] | [INFO] [stdout] 196 | fn visit_assign(&self, value: &AssignNode) -> Self::Output { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/ast_enum.rs:200:29 [INFO] [stdout] | [INFO] [stdout] 200 | fn visit_logical(&self, value: &LogicalNode) -> Self::Output { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/ast_enum.rs:192:30 [INFO] [stdout] | [INFO] [stdout] 192 | fn visit_variable(&self, value: &Token) -> Self::Output { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/ast_enum.rs:196:28 [INFO] [stdout] | [INFO] [stdout] 196 | fn visit_assign(&self, value: &AssignNode) -> Self::Output { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/ast_enum.rs:200:29 [INFO] [stdout] | [INFO] [stdout] 200 | fn visit_logical(&self, value: &LogicalNode) -> Self::Output { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut left_value = node.left.accept_mut(self)?; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut left_value = node.left.accept_mut(self)?; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AstNodeVisitor` is never used [INFO] [stdout] --> src/ast_enum.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait AstNodeVisitor { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AstNodeAccept` is never used [INFO] [stdout] --> src/ast_enum.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | pub trait AstNodeAccept { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperators` is never used [INFO] [stdout] --> src/ast_enum.rs:159:10 [INFO] [stdout] | [INFO] [stdout] 159 | pub enum UnaryOperators { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperators` is never used [INFO] [stdout] --> src/ast_enum.rs:166:10 [INFO] [stdout] | [INFO] [stdout] 166 | pub enum BinaryOperators { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrettyPrinter` is never constructed [INFO] [stdout] --> src/ast_enum.rs:181:12 [INFO] [stdout] | [INFO] [stdout] 181 | pub struct PrettyPrinter {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> src/ast_enum.rs:184:12 [INFO] [stdout] | [INFO] [stdout] 183 | impl PrettyPrinter { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 184 | pub fn print(&self, stmts: &[StmtNode]) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AstNodeVisitor` is never used [INFO] [stdout] --> src/ast_enum.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait AstNodeVisitor { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AstNodeAccept` is never used [INFO] [stdout] --> src/ast_enum.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | pub trait AstNodeAccept { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperators` is never used [INFO] [stdout] --> src/ast_enum.rs:159:10 [INFO] [stdout] | [INFO] [stdout] 159 | pub enum UnaryOperators { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperators` is never used [INFO] [stdout] --> src/ast_enum.rs:166:10 [INFO] [stdout] | [INFO] [stdout] 166 | pub enum BinaryOperators { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrettyPrinter` is never constructed [INFO] [stdout] --> src/ast_enum.rs:181:12 [INFO] [stdout] | [INFO] [stdout] 181 | pub struct PrettyPrinter {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> src/ast_enum.rs:184:12 [INFO] [stdout] | [INFO] [stdout] 183 | impl PrettyPrinter { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 184 | pub fn print(&self, stmts: &[StmtNode]) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "c747552f9ddd298da27a1134261e1ec5ed7741c99e13fb277c404ba0e8c344a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c747552f9ddd298da27a1134261e1ec5ed7741c99e13fb277c404ba0e8c344a9", kill_on_drop: false }` [INFO] [stdout] c747552f9ddd298da27a1134261e1ec5ed7741c99e13fb277c404ba0e8c344a9