[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 1.90.0 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-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/madhav-madhusoodanan/prolog on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e920eb5018478c98bbcac742ef42301dee9e13ab6d65807a38edacc40898b91b [INFO] running `Command { std: "docker" "start" "-a" "e920eb5018478c98bbcac742ef42301dee9e13ab6d65807a38edacc40898b91b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e920eb5018478c98bbcac742ef42301dee9e13ab6d65807a38edacc40898b91b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e920eb5018478c98bbcac742ef42301dee9e13ab6d65807a38edacc40898b91b", kill_on_drop: false }` [INFO] [stdout] e920eb5018478c98bbcac742ef42301dee9e13ab6d65807a38edacc40898b91b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 337d04fe8d0869ee4386619ac34f497dc56928b4d52e08e18c6c89a143749464 [INFO] running `Command { std: "docker" "start" "-a" "337d04fe8d0869ee4386619ac34f497dc56928b4d52e08e18c6c89a143749464", 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)]` 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)]` 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)]` 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)]` 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 8.45s [INFO] running `Command { std: "docker" "inspect" "337d04fe8d0869ee4386619ac34f497dc56928b4d52e08e18c6c89a143749464", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "337d04fe8d0869ee4386619ac34f497dc56928b4d52e08e18c6c89a143749464", kill_on_drop: false }` [INFO] [stdout] 337d04fe8d0869ee4386619ac34f497dc56928b4d52e08e18c6c89a143749464 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c01005c767e9adf8c0d572b8e0661267f1803d1dbbfcff49125684fd34c0c593 [INFO] running `Command { std: "docker" "start" "-a" "c01005c767e9adf8c0d572b8e0661267f1803d1dbbfcff49125684fd34c0c593", 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)]` 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)]` 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)]` 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)]` 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 0.52s [INFO] running `Command { std: "docker" "inspect" "c01005c767e9adf8c0d572b8e0661267f1803d1dbbfcff49125684fd34c0c593", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c01005c767e9adf8c0d572b8e0661267f1803d1dbbfcff49125684fd34c0c593", kill_on_drop: false }` [INFO] [stdout] c01005c767e9adf8c0d572b8e0661267f1803d1dbbfcff49125684fd34c0c593 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 95f2d0c3dc750c2ef688d66b0adcdf8f0e9512a3f2ef712bf2bde451baf4851a [INFO] running `Command { std: "docker" "start" "-a" "95f2d0c3dc750c2ef688d66b0adcdf8f0e9512a3f2ef712bf2bde451baf4851a", 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)]` 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)]` 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)]` 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)]` 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 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/prolog-d63b2cca8669aede) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test parse_test_prim ... ok [INFO] [stdout] test array ... ok [INFO] [stdout] test parse_test ... ok [INFO] [stdout] test query ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- query stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'query' 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: 0x64f1e8514b62 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x64f1e8514b62 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x64f1e8514b62 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x64f1e8514b62 - ::fmt::hdcfcb6d4c8489523 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x64f1e8539ee3 - core::fmt::rt::Argument::fmt::h2c56b3114963061a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x64f1e8539ee3 - core::fmt::write::h8a494366950f23bb [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x64f1e8511ae3 - std::io::default_write_fmt::h7b8824096454f323 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x64f1e8511ae3 - std::io::Write::write_fmt::h4e71294925c334d0 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x64f1e85149b2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x64f1e85160d9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x64f1e8515f0e - std::panicking::default_hook::h2c66fc99e962531d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x64f1e84dca44 - as core::ops::function::Fn>::call::hb6bd65493727d71a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x64f1e84dca44 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x64f1e8516aae - as core::ops::function::Fn>::call::h318e4efb8c1a5689 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x64f1e8516aae - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x64f1e851687a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13 [INFO] [stdout] 16: 0x64f1e8515059 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x64f1e851650d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x64f1e8538960 - core::panicking::panic_fmt::h62f63d096dd276af [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x64f1e8538c83 - core::panicking::assert_failed_inner::h102b4539a88470c2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:448:17 [INFO] [stdout] 20: 0x64f1e84a0344 - core::panicking::assert_failed::hbb3bc80f1fcf485a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:403:5 [INFO] [stdout] 21: 0x64f1e84a3430 - prolog::query::h27cc8489d53da785 [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:135:5 [INFO] [stdout] 22: 0x64f1e84a31b7 - prolog::query::{{closure}}::h98265f062f353a8b [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:128:15 [INFO] [stdout] 23: 0x64f1e849ed76 - core::ops::function::FnOnce::call_once::h846fd3c93383f254 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x64f1e84e22ab - core::ops::function::FnOnce::call_once::h1f9474f1347fff52 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x64f1e84e22ab - test::__rust_begin_short_backtrace::ha52ab26e77157f03 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18 [INFO] [stdout] 26: 0x64f1e84e13e5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74 [INFO] [stdout] 27: 0x64f1e84e13e5 - as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x64f1e84e13e5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x64f1e84e13e5 - std::panicking::catch_unwind::h6deb5fe1e91873c9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x64f1e84e13e5 - std::panic::catch_unwind::hea0829b6b565654b [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x64f1e84e13e5 - test::run_test_in_process::hdc44dfecea3db21b [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27 [INFO] [stdout] 32: 0x64f1e84e13e5 - test::run_test::{{closure}}::h0364ba59bf23f652 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43 [INFO] [stdout] 33: 0x64f1e84a4fe4 - test::run_test::{{closure}}::h32730b304eec05da [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41 [INFO] [stdout] 34: 0x64f1e84a4fe4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x64f1e84a89ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x64f1e84a89ba - as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x64f1e84a89ba - std::panicking::catch_unwind::do_call::h163fe12cca9901c2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 38: 0x64f1e84a89ba - std::panicking::catch_unwind::he81557d0e17cc1bc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 39: 0x64f1e84a89ba - std::panic::catch_unwind::hc2b8e79c20593955 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x64f1e84a89ba - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x64f1e84a89ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x64f1e8519a2f - as core::ops::function::FnOnce>::call_once::h5924238c754de3b8 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x64f1e8519a2f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 44: 0x72472cfd1aa4 - [INFO] [stdout] 45: 0x72472d05ea34 - 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 0.08s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin prolog` [INFO] running `Command { std: "docker" "inspect" "95f2d0c3dc750c2ef688d66b0adcdf8f0e9512a3f2ef712bf2bde451baf4851a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95f2d0c3dc750c2ef688d66b0adcdf8f0e9512a3f2ef712bf2bde451baf4851a", kill_on_drop: false }` [INFO] [stdout] 95f2d0c3dc750c2ef688d66b0adcdf8f0e9512a3f2ef712bf2bde451baf4851a