[INFO] cloning repository https://github.com/hkoosha/rust-regex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hkoosha/rust-regex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkoosha%2Frust-regex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkoosha%2Frust-regex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea66be0034a14edc35d51d46fbc1ad32a235f611 [INFO] testing hkoosha/rust-regex against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkoosha%2Frust-regex" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hkoosha/rust-regex on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hkoosha/rust-regex [INFO] finished tweaking git repo https://github.com/hkoosha/rust-regex [INFO] tweaked toml for git repo https://github.com/hkoosha/rust-regex written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/hkoosha/rust-regex already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4061751cf14c68913f1b9cd4b4fa61f084c947a060a16e1fff402b6ac9cc2c1 [INFO] running `Command { std: "docker" "start" "-a" "d4061751cf14c68913f1b9cd4b4fa61f084c947a060a16e1fff402b6ac9cc2c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4061751cf14c68913f1b9cd4b4fa61f084c947a060a16e1fff402b6ac9cc2c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4061751cf14c68913f1b9cd4b4fa61f084c947a060a16e1fff402b6ac9cc2c1", kill_on_drop: false }` [INFO] [stdout] d4061751cf14c68913f1b9cd4b4fa61f084c947a060a16e1fff402b6ac9cc2c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ea06e8874370562df8de4f8aa7fc1daa9f48f085dee285d9d0322a83f948e17 [INFO] running `Command { std: "docker" "start" "-a" "4ea06e8874370562df8de4f8aa7fc1daa9f48f085dee285d9d0322a83f948e17", kill_on_drop: false }` [INFO] [stderr] Compiling regex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/regex0/constructs.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use error::Error; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/pda/mod.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let total = 0usize; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/pda/mod.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/pda/mod.rs:28:51 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/regex2/functionals.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | for token in tokens.chars() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PDA` [INFO] [stdout] --> src/pda/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct PDA { [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: `generate` [INFO] [stdout] --> src/pda/mod.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | fn generate(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_found` [INFO] [stdout] --> src/pda/mod.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `epsilon` [INFO] [stdout] --> src/regex2/constructs.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | epsilon: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `delta` [INFO] [stdout] --> src/regex2/constructs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | delta: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/regex2/constructs.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(name: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_epsilon` [INFO] [stdout] --> src/regex2/constructs.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn add_epsilon(&mut self, state: RNfaState) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_delta` [INFO] [stdout] --> src/regex2/constructs.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn add_delta(&mut self, symbol: char, state: RNfaState) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shunting_yard` [INFO] [stdout] --> src/regex2/functionals.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn shunting_yard(tokens: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::regex1::nfa::recognize` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use regex::regex1::nfa::recognize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `to_postfix`, `with_explicit_concat` [INFO] [stdout] --> src/main.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use regex::regex1::parser::{to_postfix, with_explicit_concat}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `create_matcher` [INFO] [stdout] --> src/main.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | use regex::regex1::{create_matcher, main0}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "4ea06e8874370562df8de4f8aa7fc1daa9f48f085dee285d9d0322a83f948e17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ea06e8874370562df8de4f8aa7fc1daa9f48f085dee285d9d0322a83f948e17", kill_on_drop: false }` [INFO] [stdout] 4ea06e8874370562df8de4f8aa7fc1daa9f48f085dee285d9d0322a83f948e17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34cbd94811a763e93eba5fba1503e0f50fd1bb5a3e70b7349984c024385db9cb [INFO] running `Command { std: "docker" "start" "-a" "34cbd94811a763e93eba5fba1503e0f50fd1bb5a3e70b7349984c024385db9cb", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/regex0/constructs.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use error::Error; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/pda/mod.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let total = 0usize; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/pda/mod.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/pda/mod.rs:28:51 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/regex2/functionals.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | for token in tokens.chars() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PDA` [INFO] [stdout] --> src/pda/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct PDA { [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: `generate` [INFO] [stdout] --> src/pda/mod.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | fn generate(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_found` [INFO] [stdout] --> src/pda/mod.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `epsilon` [INFO] [stdout] --> src/regex2/constructs.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | epsilon: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `delta` [INFO] [stdout] --> src/regex2/constructs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | delta: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/regex2/constructs.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(name: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `add_epsilon` [INFO] [stdout] --> src/regex2/constructs.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn add_epsilon(&mut self, state: RNfaState) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_delta` [INFO] [stdout] --> src/regex2/constructs.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn add_delta(&mut self, symbol: char, state: RNfaState) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shunting_yard` [INFO] [stdout] --> src/regex2/functionals.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn shunting_yard(tokens: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::regex1::nfa::recognize` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use regex::regex1::nfa::recognize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `to_postfix`, `with_explicit_concat` [INFO] [stdout] --> src/main.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use regex::regex1::parser::{to_postfix, with_explicit_concat}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `create_matcher` [INFO] [stdout] --> src/main.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | use regex::regex1::{create_matcher, main0}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/regex0/constructs.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use error::Error; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/pda/mod.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let total = 0usize; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/pda/mod.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/pda/mod.rs:28:51 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/regex2/functionals.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | for token in tokens.chars() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PDA` [INFO] [stdout] --> src/pda/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct PDA { [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: `generate` [INFO] [stdout] --> src/pda/mod.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | fn generate(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_found` [INFO] [stdout] --> src/pda/mod.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `epsilon` [INFO] [stdout] --> src/regex2/constructs.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | epsilon: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `delta` [INFO] [stdout] --> src/regex2/constructs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | delta: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/regex2/constructs.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(name: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_epsilon` [INFO] [stdout] --> src/regex2/constructs.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn add_epsilon(&mut self, state: RNfaState) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_delta` [INFO] [stdout] --> src/regex2/constructs.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn add_delta(&mut self, symbol: char, state: RNfaState) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shunting_yard` [INFO] [stdout] --> src/regex2/functionals.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn shunting_yard(tokens: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "34cbd94811a763e93eba5fba1503e0f50fd1bb5a3e70b7349984c024385db9cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34cbd94811a763e93eba5fba1503e0f50fd1bb5a3e70b7349984c024385db9cb", kill_on_drop: false }` [INFO] [stdout] 34cbd94811a763e93eba5fba1503e0f50fd1bb5a3e70b7349984c024385db9cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f89d58753252b319aba9f93e072a6553fad3a15d933c02578ca93db13018f73a [INFO] running `Command { std: "docker" "start" "-a" "f89d58753252b319aba9f93e072a6553fad3a15d933c02578ca93db13018f73a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `error::Error` [INFO] [stderr] --> src/regex0/constructs.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use error::Error; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total` [INFO] [stderr] --> src/pda/mod.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let total = 0usize; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> src/pda/mod.rs:28:24 [INFO] [stderr] | [INFO] [stderr] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stack` [INFO] [stderr] --> src/pda/mod.rs:28:51 [INFO] [stderr] | [INFO] [stderr] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `token` [INFO] [stderr] --> src/regex2/functionals.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | for token in tokens.chars() { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `PDA` [INFO] [stderr] --> src/pda/mod.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | struct PDA { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generate` [INFO] [stderr] --> src/pda/mod.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | fn generate(&self) -> usize { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_found` [INFO] [stderr] --> src/pda/mod.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | fn is_found(&self, state: usize, input: &str, stack: usize) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `epsilon` [INFO] [stderr] --> src/regex2/constructs.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | epsilon: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `delta` [INFO] [stderr] --> src/regex2/constructs.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | delta: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/regex2/constructs.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(name: usize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_epsilon` [INFO] [stderr] --> src/regex2/constructs.rs:24:12 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn add_epsilon(&mut self, state: RNfaState) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_delta` [INFO] [stderr] --> src/regex2/constructs.rs:28:12 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn add_delta(&mut self, symbol: char, state: RNfaState) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `shunting_yard` [INFO] [stderr] --> src/regex2/functionals.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn shunting_yard(tokens: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `regex` (lib) generated 14 warnings [INFO] [stderr] warning: `regex` (lib test) generated 14 warnings (14 duplicates) [INFO] [stderr] warning: unused import: `regex::regex1::nfa::recognize` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use regex::regex1::nfa::recognize; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `to_postfix`, `with_explicit_concat` [INFO] [stderr] --> src/main.rs:2:29 [INFO] [stderr] | [INFO] [stderr] 2 | use regex::regex1::parser::{to_postfix, with_explicit_concat}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `create_matcher` [INFO] [stderr] --> src/main.rs:3:21 [INFO] [stderr] | [INFO] [stderr] 3 | use regex::regex1::{create_matcher, main0}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `regex` (bin "regex" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/regex-e01f7e515f6cdc0a) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/regex-52a105254b24cf37) [INFO] [stdout] [INFO] [stderr] Doc-tests regex [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f89d58753252b319aba9f93e072a6553fad3a15d933c02578ca93db13018f73a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f89d58753252b319aba9f93e072a6553fad3a15d933c02578ca93db13018f73a", kill_on_drop: false }` [INFO] [stdout] f89d58753252b319aba9f93e072a6553fad3a15d933c02578ca93db13018f73a