[INFO] cloning repository https://github.com/madhav-madhusoodanan/prolog [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madhav-madhusoodanan/prolog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Fprolog", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Fprolog'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5ddf94bf94c4bfa2714068d5ae6855ef59a541cb [INFO] testing madhav-madhusoodanan/prolog against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Fprolog" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/madhav-madhusoodanan/prolog [INFO] finished tweaking git repo https://github.com/madhav-madhusoodanan/prolog [INFO] tweaked toml for git repo https://github.com/madhav-madhusoodanan/prolog written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/madhav-madhusoodanan/prolog on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/madhav-madhusoodanan/prolog 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b4bed0a32426419651f7f047a4ea9fbe33d74b8e69b3174ccb832d6470d8b50 [INFO] running `Command { std: "docker" "start" "-a" "8b4bed0a32426419651f7f047a4ea9fbe33d74b8e69b3174ccb832d6470d8b50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b4bed0a32426419651f7f047a4ea9fbe33d74b8e69b3174ccb832d6470d8b50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b4bed0a32426419651f7f047a4ea9fbe33d74b8e69b3174ccb832d6470d8b50", kill_on_drop: false }` [INFO] [stdout] 8b4bed0a32426419651f7f047a4ea9fbe33d74b8e69b3174ccb832d6470d8b50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c68661f66cd8222a1f4deb195fa16e965f5348998205c202d111aa06e66ee3f [INFO] running `Command { std: "docker" "start" "-a" "4c68661f66cd8222a1f4deb195fa16e965f5348998205c202d111aa06e66ee3f", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling prolog v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lazy_static::lazy_static` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lazy_static::lazy_static; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | for line in statements { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/main.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | fn query(&self, code: &String) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut result = String::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut tokens: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut tokens: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Relation`, `Variable`, and `Constant` are never constructed [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 4 | Relation(String, Vec>, bool), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 5 | Variable(String), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 6 | Constant(String), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `represent` is never used [INFO] [stdout] --> src/main.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Token { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 9 | fn represent(&self, level: usize) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ParseError` is never used [INFO] [stdout] --> src/main.rs:35:6 [INFO] [stdout] | [INFO] [stdout] 35 | enum ParseError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Operator` is never used [INFO] [stdout] --> src/main.rs:39:6 [INFO] [stdout] | [INFO] [stdout] 39 | enum Operator { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `represent` is never used [INFO] [stdout] --> src/main.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl Operator { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] 46 | fn represent(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Thing` is never used [INFO] [stdout] --> src/main.rs:55:6 [INFO] [stdout] | [INFO] [stdout] 55 | enum Thing { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `represent` is never used [INFO] [stdout] --> src/main.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 60 | impl Thing { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 61 | fn represent(&self, _: usize) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Evaluator` is never constructed [INFO] [stdout] --> src/main.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 68 | struct Evaluator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `parse`, and `query` are never used [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl Evaluator { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 72 | fn new() -> Evaluator { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | fn parse(&self, code: &String) -> Result<&Vec, ParseError> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | fn query(&self, code: &String) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.41s [INFO] running `Command { std: "docker" "inspect" "4c68661f66cd8222a1f4deb195fa16e965f5348998205c202d111aa06e66ee3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c68661f66cd8222a1f4deb195fa16e965f5348998205c202d111aa06e66ee3f", kill_on_drop: false }` [INFO] [stdout] 4c68661f66cd8222a1f4deb195fa16e965f5348998205c202d111aa06e66ee3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15d15b930ced10dd5e174aa99274f21d256e14f291e4563194ea7992ecaed526 [INFO] running `Command { std: "docker" "start" "-a" "15d15b930ced10dd5e174aa99274f21d256e14f291e4563194ea7992ecaed526", kill_on_drop: false }` [INFO] [stderr] Compiling prolog v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lazy_static::lazy_static` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lazy_static::lazy_static; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | for line in statements { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/main.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | fn query(&self, code: &String) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut result = String::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut tokens: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut tokens: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `2` is never read [INFO] [stdout] --> src/main.rs:4:39 [INFO] [stdout] | [INFO] [stdout] 4 | Relation(String, Vec>, bool), [INFO] [stdout] | -------- field in this variant ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 4 - Relation(String, Vec>, bool), [INFO] [stdout] 4 + Relation(String, Vec>, ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Variable` is never constructed [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 3 | enum Token { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 4 | Relation(String, Vec>, bool), [INFO] [stdout] 5 | Variable(String), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `CantRead` is never constructed [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 35 | enum ParseError { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 36 | CantRead [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `If`, `And`, and `Or` are never constructed [INFO] [stdout] --> src/main.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | enum Operator { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 40 | If, // lhs, rhs [INFO] [stdout] | ^^ [INFO] [stdout] 41 | And, // lhs, rhs [INFO] [stdout] | ^^^ [INFO] [stdout] 42 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Op` is never constructed [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | enum Thing { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 56 | Op(Operator), [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "15d15b930ced10dd5e174aa99274f21d256e14f291e4563194ea7992ecaed526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d15b930ced10dd5e174aa99274f21d256e14f291e4563194ea7992ecaed526", kill_on_drop: false }` [INFO] [stdout] 15d15b930ced10dd5e174aa99274f21d256e14f291e4563194ea7992ecaed526 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7657c79835e059c32fa84459c466193950495640827b07552eff6498a887a115 [INFO] running `Command { std: "docker" "start" "-a" "7657c79835e059c32fa84459c466193950495640827b07552eff6498a887a115", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `regex::Regex` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use regex::Regex; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `lazy_static::lazy_static` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use lazy_static::lazy_static; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/main.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | for line in statements { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `code` [INFO] [stderr] --> src/main.rs:88:21 [INFO] [stderr] | [INFO] [stderr] 88 | fn query(&self, code: &String) -> Result { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:89:13 [INFO] [stderr] | [INFO] [stderr] 89 | let mut result = String::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/main.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | let mut tokens: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:96:9 [INFO] [stderr] | [INFO] [stderr] 96 | let mut tokens: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field `2` is never read [INFO] [stderr] --> src/main.rs:4:39 [INFO] [stderr] | [INFO] [stderr] 4 | Relation(String, Vec>, bool), [INFO] [stderr] | -------- field in this variant ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 4 - Relation(String, Vec>, bool), [INFO] [stderr] 4 + Relation(String, Vec>, ()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variant `Variable` is never constructed [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 3 | enum Token { [INFO] [stderr] | ----- variant in this enum [INFO] [stderr] 4 | Relation(String, Vec>, bool), [INFO] [stderr] 5 | Variable(String), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `CantRead` is never constructed [INFO] [stderr] --> src/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 35 | enum ParseError { [INFO] [stderr] | ---------- variant in this enum [INFO] [stderr] 36 | CantRead [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variants `If`, `And`, and `Or` are never constructed [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 39 | enum Operator { [INFO] [stderr] | -------- variants in this enum [INFO] [stderr] 40 | If, // lhs, rhs [INFO] [stderr] | ^^ [INFO] [stderr] 41 | And, // lhs, rhs [INFO] [stderr] | ^^^ [INFO] [stderr] 42 | Or, [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant `Op` is never constructed [INFO] [stderr] --> src/main.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 55 | enum Thing { [INFO] [stderr] | ----- variant in this enum [INFO] [stderr] 56 | Op(Operator), [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: `prolog` (bin "prolog" test) generated 12 warnings (run `cargo fix --bin "prolog" --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/prolog-b842011b0f3efe07) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test array ... ok [INFO] [stdout] test parse_test ... ok [INFO] [stdout] test parse_test_prim ... ok [INFO] [stdout] test query ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- query stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'query' (19) panicked at src/main.rs:135:5: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: "" [INFO] [stdout] right: "juliet" [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x59e2e2d2da92 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x59e2e2d2da92 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x59e2e2d2da92 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x59e2e2d2da92 - ::fmt::h67edf0e4d33c343c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x59e2e2d3ddcf - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x59e2e2d3ddcf - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x59e2e2cfaf21 - std::io::default_write_fmt::h69967ac0ba93195f [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x59e2e2cfaf21 - std::io::Write::write_fmt::h8db9396209deaa1c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x59e2e2d07062 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x59e2e2d0bbaf - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x59e2e2d0ba41 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x59e2e2cca1be - as core::ops::function::Fn>::call::h18383b2e29377420 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x59e2e2cca1be - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x59e2e2d0c26f - as core::ops::function::Fn>::call::h6dba6e441651a0d1 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x59e2e2d0c26f - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x59e2e2d0c0ca - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x59e2e2d07199 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x59e2e2cef3fd - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x59e2e2d45760 - core::panicking::panic_fmt::h420ddb7fd73daf53 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x59e2e2d45563 - core::panicking::assert_failed_inner::h448e1d534f4c3d4b [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:439:17 [INFO] [stdout] 20: 0x59e2e2ca6104 - core::panicking::assert_failed::h778db40d717d8fa8 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:394:5 [INFO] [stdout] 21: 0x59e2e2ca7f90 - prolog::query::hd05b0ecf7edc0c76 [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:135:5 [INFO] [stdout] 22: 0x59e2e2ca8047 - prolog::query::{{closure}}::heb349e35abd4cf81 [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:128:15 [INFO] [stdout] 23: 0x59e2e2ca4b96 - core::ops::function::FnOnce::call_once::h81ba71c931e73bf6 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x59e2e2cc9f7b - core::ops::function::FnOnce::call_once::h70887edf07a630ba [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x59e2e2cc9f7b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x59e2e2cdfbe5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x59e2e2cdfbe5 - as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x59e2e2cdfbe5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x59e2e2cdfbe5 - std::panicking::catch_unwind::hae1ec7bf94407afa [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x59e2e2cdfbe5 - std::panic::catch_unwind::h0f4ff4773d84d3cd [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x59e2e2cdfbe5 - test::run_test_in_process::h03fbc77ae48b3f10 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x59e2e2cdfbe5 - test::run_test::{{closure}}::h83476a9c453dc4d3 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x59e2e2cb63d4 - test::run_test::{{closure}}::h515482ad1e7fe7de [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x59e2e2cb63d4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x59e2e2cb9c9a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x59e2e2cb9c9a - as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x59e2e2cb9c9a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x59e2e2cb9c9a - std::panicking::catch_unwind::h9e402d6a96fef41c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x59e2e2cb9c9a - std::panic::catch_unwind::h9213c0c54aec70e0 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x59e2e2cb9c9a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x59e2e2cb9c9a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x59e2e2d022ff - as core::ops::function::FnOnce>::call_once::h2044e71c41d3958a [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 43: 0x59e2e2d022ff - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stdout] 44: 0x7b2a11c3baa4 - [INFO] [stdout] 45: 0x7b2a11cc8a34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] query [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin prolog` [INFO] running `Command { std: "docker" "inspect" "7657c79835e059c32fa84459c466193950495640827b07552eff6498a887a115", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7657c79835e059c32fa84459c466193950495640827b07552eff6498a887a115", kill_on_drop: false }` [INFO] [stdout] 7657c79835e059c32fa84459c466193950495640827b07552eff6498a887a115