[INFO] cloning repository https://github.com/brundonsmith/javascript_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brundonsmith/javascript_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrundonsmith%2Fjavascript_parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrundonsmith%2Fjavascript_parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d74006c426503cefd63fb2d315c7850bed02cf3 [INFO] checking brundonsmith/javascript_parser against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrundonsmith%2Fjavascript_parser" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brundonsmith/javascript_parser on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brundonsmith/javascript_parser [INFO] finished tweaking git repo https://github.com/brundonsmith/javascript_parser [INFO] tweaked toml for git repo https://github.com/brundonsmith/javascript_parser written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/brundonsmith/javascript_parser already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a45c1af783412d6c3e883724bf6e255ed8df32f8eb11baa7f9a5cefdeb75c185 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a45c1af783412d6c3e883724bf6e255ed8df32f8eb11baa7f9a5cefdeb75c185", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a45c1af783412d6c3e883724bf6e255ed8df32f8eb11baa7f9a5cefdeb75c185", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a45c1af783412d6c3e883724bf6e255ed8df32f8eb11baa7f9a5cefdeb75c185", kill_on_drop: false }` [INFO] [stdout] a45c1af783412d6c3e883724bf6e255ed8df32f8eb11baa7f9a5cefdeb75c185 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30881dc452c325318211c21fc0e7ea53a3c55b6e9e4a2506c15932aac8aeb5ca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "30881dc452c325318211c21fc0e7ea53a3c55b6e9e4a2506c15932aac8aeb5ca", kill_on_drop: false }` [INFO] [stderr] Checking javascript_parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `parser::parse` [INFO] [stdout] --> src/serializer.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{parser::parse, parser_model::{AST, OperatorSide}}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `properties` [INFO] [stdout] --> src/parser_model.rs:194:62 [INFO] [stdout] | [INFO] [stdout] 194 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `properties: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:334:19 [INFO] [stdout] | [INFO] [stdout] 334 | fn _field(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:334:31 [INFO] [stdout] | [INFO] [stdout] 334 | fn _field(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:337:20 [INFO] [stdout] | [INFO] [stdout] 337 | fn _method(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:337:32 [INFO] [stdout] | [INFO] [stdout] 337 | fn _method(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:340:20 [INFO] [stdout] | [INFO] [stdout] 340 | fn _getter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:340:32 [INFO] [stdout] | [INFO] [stdout] 340 | fn _getter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:343:20 [INFO] [stdout] | [INFO] [stdout] 343 | fn _setter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:343:32 [INFO] [stdout] | [INFO] [stdout] 343 | fn _setter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/serializer.rs:308:22 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `constructor` [INFO] [stdout] --> src/serializer.rs:308:28 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^^^^^ help: try ignoring the field: `constructor: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fields` [INFO] [stdout] --> src/serializer.rs:308:41 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `fields: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `methods` [INFO] [stdout] --> src/serializer.rs:308:49 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^ help: try ignoring the field: `methods: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `properties` [INFO] [stdout] --> src/serializer.rs:308:58 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `properties: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `identifier` [INFO] [stdout] --> src/serializer.rs:311:27 [INFO] [stdout] | [INFO] [stdout] 311 | AST::ClassField { identifier, expression } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `identifier: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expression` [INFO] [stdout] --> src/serializer.rs:311:39 [INFO] [stdout] | [INFO] [stdout] 311 | AST::ClassField { identifier, expression } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `expression: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `properties` [INFO] [stdout] --> src/parser_model.rs:194:62 [INFO] [stdout] | [INFO] [stdout] 194 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `properties: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:334:19 [INFO] [stdout] | [INFO] [stdout] 334 | fn _field(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:334:31 [INFO] [stdout] | [INFO] [stdout] 334 | fn _field(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:337:20 [INFO] [stdout] | [INFO] [stdout] 337 | fn _method(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:337:32 [INFO] [stdout] | [INFO] [stdout] 337 | fn _method(code: &str, index: &mut usize) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:340:20 [INFO] [stdout] | [INFO] [stdout] 340 | fn _getter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:340:32 [INFO] [stdout] | [INFO] [stdout] 340 | fn _getter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/parser.rs:343:20 [INFO] [stdout] | [INFO] [stdout] 343 | fn _setter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/parser.rs:343:32 [INFO] [stdout] | [INFO] [stdout] 343 | fn _setter(code: &str, index: &mut usize) -> Result<(AST, AST), ParseError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/serializer.rs:308:22 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `constructor` [INFO] [stdout] --> src/serializer.rs:308:28 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^^^^^ help: try ignoring the field: `constructor: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fields` [INFO] [stdout] --> src/serializer.rs:308:41 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `fields: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `methods` [INFO] [stdout] --> src/serializer.rs:308:49 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^ help: try ignoring the field: `methods: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `properties` [INFO] [stdout] --> src/serializer.rs:308:58 [INFO] [stdout] | [INFO] [stdout] 308 | AST::Class { name, constructor, fields, methods, properties } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `properties: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `identifier` [INFO] [stdout] --> src/serializer.rs:311:27 [INFO] [stdout] | [INFO] [stdout] 311 | AST::ClassField { identifier, expression } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `identifier: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expression` [INFO] [stdout] --> src/serializer.rs:311:39 [INFO] [stdout] | [INFO] [stdout] 311 | AST::ClassField { identifier, expression } => { [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `expression: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:292:17 [INFO] [stdout] | [INFO] [stdout] 292 | let mut constructor = None; [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/parser.rs:292:17 [INFO] [stdout] | [INFO] [stdout] 292 | let mut constructor = None; [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: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "30881dc452c325318211c21fc0e7ea53a3c55b6e9e4a2506c15932aac8aeb5ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30881dc452c325318211c21fc0e7ea53a3c55b6e9e4a2506c15932aac8aeb5ca", kill_on_drop: false }` [INFO] [stdout] 30881dc452c325318211c21fc0e7ea53a3c55b6e9e4a2506c15932aac8aeb5ca