[INFO] updating cached repository https://github.com/renorram/ll_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c61e61359659ea64cf3d3d5f92681fd3613973de [INFO] checking renorram/ll_parser against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenorram%2Fll_parser" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/renorram/ll_parser on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/renorram/ll_parser [INFO] finished tweaking git repo https://github.com/renorram/ll_parser [INFO] tweaked toml for git repo https://github.com/renorram/ll_parser written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/renorram/ll_parser already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4e2a4db590fd7601c557ae15634f2e270fc3b8b3f6247f55c6289a59eb55c6c [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" "e4e2a4db590fd7601c557ae15634f2e270fc3b8b3f6247f55c6289a59eb55c6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4e2a4db590fd7601c557ae15634f2e270fc3b8b3f6247f55c6289a59eb55c6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4e2a4db590fd7601c557ae15634f2e270fc3b8b3f6247f55c6289a59eb55c6c", kill_on_drop: false }` [INFO] [stdout] e4e2a4db590fd7601c557ae15634f2e270fc3b8b3f6247f55c6289a59eb55c6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acfaca8d15c27a2b2b546a7b382450463503d43185c1e88fe0c3133f6c69aaaf [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" "acfaca8d15c27a2b2b546a7b382450463503d43185c1e88fe0c3133f6c69aaaf", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking first_follow v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum is never used: `GrammarError` [INFO] [stdout] --> src/grammar.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum GrammarError { [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: `production_is_initial` [INFO] [stdout] --> src/grammar.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn production_is_initial(&self, production: &Production) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_variable` [INFO] [stdout] --> src/grammar.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn add_variable(&mut self, variable: char) -> Result<(), GrammarError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_terminal` [INFO] [stdout] --> src/grammar.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn add_terminal(&mut self, terminal: String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DollarSign` [INFO] [stdout] --> src/token.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | DollarSign, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `ends_with_token` [INFO] [stdout] --> src/production.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn ends_with_token(&self, token: &Token) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_follows` [INFO] [stdout] --> src/production.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn set_follows(&mut self, follows: HashSet) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_derivation_slices` [INFO] [stdout] --> src/production.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_derivation_slices(&self) -> std::str::Split<'_, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fetch_follows` [INFO] [stdout] --> src/follow.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | fn fetch_follows(production: &Production, grammar: &Grammar) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `compute_follows` [INFO] [stdout] --> src/follow.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn compute_follows(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `GrammarError` [INFO] [stdout] --> src/grammar.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum GrammarError { [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: `add_variable` [INFO] [stdout] --> src/grammar.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn add_variable(&mut self, variable: char) -> Result<(), GrammarError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_terminal` [INFO] [stdout] --> src/grammar.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn add_terminal(&mut self, terminal: String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `ends_with_token` [INFO] [stdout] --> src/production.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn ends_with_token(&self, token: &Token) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_derivation_slices` [INFO] [stdout] --> src/production.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_derivation_slices(&self) -> std::str::Split<'_, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "acfaca8d15c27a2b2b546a7b382450463503d43185c1e88fe0c3133f6c69aaaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acfaca8d15c27a2b2b546a7b382450463503d43185c1e88fe0c3133f6c69aaaf", kill_on_drop: false }` [INFO] [stdout] acfaca8d15c27a2b2b546a7b382450463503d43185c1e88fe0c3133f6c69aaaf