[INFO] cloning repository https://github.com/alexandre-ricciardi/one-graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexandre-ricciardi/one-graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandre-ricciardi%2Fone-graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandre-ricciardi%2Fone-graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba580f1fc1fd45a401c3fe13d4e4005f4935ecc3
[INFO] checking alexandre-ricciardi/one-graph against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandre-ricciardi%2Fone-graph" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexandre-ricciardi/one-graph on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexandre-ricciardi/one-graph
[INFO] finished tweaking git repo https://github.com/alexandre-ricciardi/one-graph
[INFO] tweaked toml for git repo https://github.com/alexandre-ricciardi/one-graph written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/alexandre-ricciardi/one-graph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04274aadc4bdc8ebf32dd9655af75ca39d1bfaeaeeb307761879c9b35580e5f5
[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" "04274aadc4bdc8ebf32dd9655af75ca39d1bfaeaeeb307761879c9b35580e5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04274aadc4bdc8ebf32dd9655af75ca39d1bfaeaeeb307761879c9b35580e5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04274aadc4bdc8ebf32dd9655af75ca39d1bfaeaeeb307761879c9b35580e5f5", kill_on_drop: false }`
[INFO] [stdout] 04274aadc4bdc8ebf32dd9655af75ca39d1bfaeaeeb307761879c9b35580e5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a83df532abfc49efab5f1ce3291bc533f17303c49627b73cc4512c2793061c2d
[INFO] running `Command { std: "docker" "start" "-a" "a83df532abfc49efab5f1ce3291bc533f17303c49627b73cc4512c2793061c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling cc v1.0.66
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[INFO] [stderr]     Checking md5 v0.6.1
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[INFO] [stderr]    Compiling openssl v0.10.31
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling pin-project-internal v1.0.2
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[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
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[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking bson v1.0.0
[INFO] [stderr]     Checking one-graph-gremlin v0.1.0 (/opt/rustwide/workdir/lib/one-graph-gremlin)
[INFO] [stderr]     Checking gremlin-client v0.4.0
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> lib/one-graph-gremlin/src/gremlin.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::json`
[INFO] [stdout]  --> lib/one-graph-gremlin/src/json_gremlin_response_builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> lib/one-graph-gremlin/src/gremlin.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::json`
[INFO] [stdout]  --> lib/one-graph-gremlin/src/json_gremlin_response_builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_gremlin_integer`
[INFO] [stdout]    --> lib/one-graph-gremlin/src/json_gremlin_request_builder.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn build_gremlin_integer(obj: &Map<String, Value>) -> Option<GInteger> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_gremlin_integer`
[INFO] [stdout]    --> lib/one-graph-gremlin/src/json_gremlin_request_builder.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn build_gremlin_integer(obj: &Map<String, Value>) -> Option<GInteger> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> lib/one-graph-core/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> lib/one-graph-core/src/matcher/vf2/base_state.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> lib/one-graph-core/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> lib/one-graph-core/src/matcher/vf2/base_state.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> lib/one-graph-core/src/graph_engine/model.rs:379:9
[INFO] [stdout]     |
[INFO] [stdout] 379 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> lib/one-graph-core/src/graph_engine/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/index/b_tree.rs:179:30
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn delete(&mut self, value: u64) {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `skip`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/properties_repository.rs:234:15
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn extract_id(skip: usize, data: &[u8]) -> u64 {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_skip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_target`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/graph_repository.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 let nr_target = self.nodes_store.load(rr.target)?;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_source`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/graph_repository.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let nr_source = self.nodes_store.load(rr.source)?;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> lib/one-graph-core/src/graph_engine/model.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn add_relationship(&mut self, source: ProxyNodeId, target: ProxyNodeId, rel: &Relationship, retrieve_edge: bool) -> Option<ProxyRela...
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> lib/one-graph-core/src/graph_engine/model.rs:357:57
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn add_relationship(&mut self, source: ProxyNodeId, target: ProxyNodeId, rel: &Relationship, retrieve_edge: bool) -> Option<ProxyRela...
[INFO] [stdout]     |                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e1`
[INFO] [stdout]    --> lib/one-graph-core/src/graph/mod.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |         let e1 = graph.add_edge(n1, n2);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_e1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/index/b_tree.rs:179:30
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn delete(&mut self, value: u64) {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `skip`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/properties_repository.rs:234:15
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn extract_id(skip: usize, data: &[u8]) -> u64 {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_skip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_target`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/graph_repository.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 let nr_target = self.nodes_store.load(rr.target)?;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_source`
[INFO] [stdout]    --> lib/one-graph-core/src/repository/graph_repository.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let nr_source = self.nodes_store.load(rr.source)?;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> lib/one-graph-core/src/graph_engine/model.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn add_relationship(&mut self, source: ProxyNodeId, target: ProxyNodeId, rel: &Relationship, retrieve_edge: bool) -> Option<ProxyRela...
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> lib/one-graph-core/src/graph_engine/model.rs:357:57
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn add_relationship(&mut self, source: ProxyNodeId, target: ProxyNodeId, rel: &Relationship, retrieve_edge: bool) -> Option<ProxyRela...
[INFO] [stdout]     |                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking one-graph-db-engine v0.1.0 (/opt/rustwide/workdir/lib/one-graph-db-engine)
[INFO] [stderr]     Checking one-graph-cypher v0.1.0 (/opt/rustwide/workdir/lib/one-graph-cypher)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> lib/one-graph-core/src/repository/index/b_tree.rs:247:32
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 assert!(false, format!("empty search result for key # {}", i));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 assert!(false, "empty search result for key # {}", i);
[INFO] [stdout]     |                               --                                   --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> lib/one-graph-cypher/src/cypher/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `one_graph_core::model::*`
[INFO] [stdout]  --> lib/one-graph-db-engine/src/db_engine/match_out_edge_state.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use one_graph_core::model::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `one_graph_core::model::*`
[INFO] [stdout]  --> lib/one-graph-db-engine/src/db_engine/match_out_edge_state.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use one_graph_core::model::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> lib/one-graph-db-engine/src/db_engine/gremlin_state.rs:56:41
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn handle_step(&self, step: &GStep, context: &mut StateContext) -> Result<Box<dyn State>, StateError> {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> lib/one-graph-db-engine/src/db_engine/match_out_edge_state.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn handle_step(&self, step: &GStep, context: &mut StateContext) -> Result<Box<dyn State>, StateError> {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `labels`
[INFO] [stdout]  --> lib/one-graph-db-engine/src/db_engine/match_out_edge_state.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     labels: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `conf`
[INFO] [stdout]   --> lib/one-graph-db-engine/src/db_engine/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     conf: InitContext<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking one-graph-server v0.1.0 (/opt/rustwide/workdir/lib/one-graph-server)
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> lib/one-graph-db-engine/src/db_engine/gremlin_state.rs:56:41
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn handle_step(&self, step: &GStep, context: &mut StateContext) -> Result<Box<dyn State>, StateError> {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> lib/one-graph-db-engine/src/db_engine/match_out_edge_state.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn handle_step(&self, step: &GStep, context: &mut StateContext) -> Result<Box<dyn State>, StateError> {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `labels`
[INFO] [stdout]  --> lib/one-graph-db-engine/src/db_engine/match_out_edge_state.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     labels: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `conf`
[INFO] [stdout]   --> lib/one-graph-db-engine/src/db_engine/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     conf: InitContext<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:65:52
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn extract_mandatory_conditions_from_bool_expr(ast: &Box<dyn Ast>) -> Vec<BoolCondition> {
[INFO] [stdout]    |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]  --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn enter_create(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]   |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn enter_match(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn enter_node(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn enter_relationship(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn enter_property(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn enter_integer_value(&mut self, value: Option<i64>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:27:37
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn enter_float_value(&mut self, value: Option<f64>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn enter_string_value(&mut self, value: Option<&str>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn enter_bool_value(&mut self, value: Option<bool>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn enter_identifier(&mut self, key: &str) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:60:31
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn enter_where(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Err(value) => None
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn enter_create(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn enter_match(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:109:30
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn enter_node(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn enter_property(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut res = Vec::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: variant is never constructed: `NoNextState`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/lexer/fsm/number_fsm.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         NoNextState
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/lexer/mod.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     line: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/lexer/mod.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     column: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightSourceRel`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     RightSourceRel,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightTargetRel`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     RightTargetRel,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_accepting_state`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn has_accepting_state(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_state`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn get_state(&self) -> &RelationshipState {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pattern`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Pattern,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr_both_ways_property_ids`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     curr_both_ways_property_ids: Option<(usize, usize)>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr_identifier`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     curr_identifier: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/parser/mod.rs:321:42
[INFO] [stdout]     |
[INFO] [stdout] 321 |             Err(value) => assert!(false, format!("lexer error: {}", value))
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 321 |             Err(value) => assert!(false, "lexer error: {}", value)
[INFO] [stdout]     |                                         --                      --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             parser::walk_ast(&mut visitor, &ast);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:65:52
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn extract_mandatory_conditions_from_bool_expr(ast: &Box<dyn Ast>) -> Vec<BoolCondition> {
[INFO] [stdout]    |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]  --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn enter_create(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]   |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn enter_match(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn enter_node(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn enter_relationship(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn enter_property(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn enter_integer_value(&mut self, value: Option<i64>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:27:37
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn enter_float_value(&mut self, value: Option<f64>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn enter_string_value(&mut self, value: Option<&str>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn enter_bool_value(&mut self, value: Option<bool>) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn enter_identifier(&mut self, key: &str) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:60:31
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn enter_where(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Err(value) => None
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn enter_create(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn enter_match(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:109:30
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn enter_node(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn enter_property(&mut self, node: &AstTagNode) -> AstVisitorResult<bool> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/boolean_optimizer/mod.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut res = Vec::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: variant is never constructed: `NoNextState`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/lexer/fsm/number_fsm.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         NoNextState
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/lexer/mod.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     line: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/lexer/mod.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     column: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightSourceRel`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     RightSourceRel,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightTargetRel`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     RightTargetRel,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_accepting_state`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn has_accepting_state(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_state`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/parser/pattern_parser_delegate.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn get_state(&self) -> &RelationshipState {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pattern`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Pattern,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr_both_ways_property_ids`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     curr_both_ways_property_ids: Option<(usize, usize)>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr_identifier`
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     curr_identifier: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> lib/one-graph-cypher/src/cypher/query_engine/mod.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             parser::walk_ast(&mut visitor, &ast);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]   --> lib/one-graph-server/src/lib.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let reply = handle_gremlin_json_request(graph_engine.clone(), &v).ok_or(ServerError::GremlinError)?;
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]   --> lib/one-graph-server/src/lib.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let reply = handle_gremlin_json_request(graph_engine.clone(), &v).ok_or(ServerError::GremlinError)?;
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking one-graph-db v0.1.0 (/opt/rustwide/workdir/og)
[INFO] [stdout] warning: function is never used: `gremlin`
[INFO] [stdout]  --> lib/one-graph-server/tests/gremlin_test.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn gremlin() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "a83df532abfc49efab5f1ce3291bc533f17303c49627b73cc4512c2793061c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83df532abfc49efab5f1ce3291bc533f17303c49627b73cc4512c2793061c2d", kill_on_drop: false }`
[INFO] [stdout] a83df532abfc49efab5f1ce3291bc533f17303c49627b73cc4512c2793061c2d