[INFO] updating cached repository https://github.com/MDCox/Overpass
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc4bbfd5cc6807e57092a66bfc559fb19a64d4c5
[INFO] checking MDCox/Overpass against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMDCox%2FOverpass" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MDCox/Overpass on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MDCox/Overpass
[INFO] finished tweaking git repo https://github.com/MDCox/Overpass
[INFO] tweaked toml for git repo https://github.com/MDCox/Overpass written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/MDCox/Overpass already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8273b68dc5e978beb6be0677f5b7a5e72fe05c8cb4b7e0d66bc8a50dceade8ef
[INFO] running `"docker" "start" "-a" "8273b68dc5e978beb6be0677f5b7a5e72fe05c8cb4b7e0d66bc8a50dceade8ef"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking overpass v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/db/cypher/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     'parse: loop {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:40
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:25:41
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn get_nodes(&self, filter: Box<Fn(&Node) -> bool>) -> Vec<Node> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:33:41
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_edges(&self, filter: Box<Fn(&Edge) -> bool>) -> Vec<Edge> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Edge) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/db/cypher/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     'parse: loop {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:40
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:25:41
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn get_nodes(&self, filter: Box<Fn(&Node) -> bool>) -> Vec<Node> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:33:41
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_edges(&self, filter: Box<Fn(&Edge) -> bool>) -> Vec<Edge> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Edge) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `db`
[INFO] [stderr]  --> src/db/cypher/mod.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn eval(inp: String, db: &mut super::Graph) {
[INFO] [stderr]   |                          ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/db/cypher/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for c in inp.chars() {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inp`
[INFO] [stderr]   --> src/db/cypher/mod.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn edge_tok(inp: String) -> TOKEN {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `db`
[INFO] [stderr]  --> src/db/cypher/mod.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn eval(inp: String, db: &mut super::Graph) {
[INFO] [stderr]   |                          ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/db/cypher/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for c in inp.chars() {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inp`
[INFO] [stderr]   --> src/db/cypher/mod.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn edge_tok(inp: String) -> TOKEN {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut props: HashMap<&'static str, &'static str> = HashMap::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: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut props: HashMap<&'static str, &'static str> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut props: HashMap<&'static str, &'static str> = HashMap::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: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut props: HashMap<&'static str, &'static str> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NAME`
[INFO] [stderr]   --> src/db/cypher/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     NAME(String)
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `keyw_tok`
[INFO] [stderr]   --> src/db/cypher/mod.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn keyw_tok(inp: String) -> TOKEN {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NAME`
[INFO] [stderr]   --> src/db/cypher/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     NAME(String)
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `keyw_tok`
[INFO] [stderr]   --> src/db/cypher/mod.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn keyw_tok(inp: String) -> TOKEN {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stderr]  --> src/main.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![allow(raw_pointer_derive)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stderr]  --> src/main.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![allow(raw_pointer_derive)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `db::node::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use db::node::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `db::edge::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use db::edge::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/db/cypher/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     'parse: loop {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:40
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:25:41
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn get_nodes(&self, filter: Box<Fn(&Node) -> bool>) -> Vec<Node> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:33:41
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_edges(&self, filter: Box<Fn(&Edge) -> bool>) -> Vec<Edge> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Edge) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `db::node::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use db::node::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `db::edge::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use db::edge::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/db/cypher/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     'parse: loop {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/db/cypher/mod.rs:48:40
[INFO] [stderr]    |
[INFO] [stderr] 48 |             'a'...'z' | 'A'...'Z' | '0'...'9' | 
[INFO] [stderr]    |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:25:41
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn get_nodes(&self, filter: Box<Fn(&Node) -> bool>) -> Vec<Node> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db/mod.rs:33:41
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_edges(&self, filter: Box<Fn(&Edge) -> bool>) -> Vec<Edge> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Edge) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `db`
[INFO] [stderr]  --> src/db/cypher/mod.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn eval(inp: String, db: &mut super::Graph) {
[INFO] [stderr]   |                          ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/db/cypher/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for c in inp.chars() {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inp`
[INFO] [stderr]   --> src/db/cypher/mod.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn edge_tok(inp: String) -> TOKEN {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut stdin = io::stdin();
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut props: HashMap<&'static str, &'static str> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut props: HashMap<&'static str, &'static str> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `db`
[INFO] [stderr]  --> src/db/cypher/mod.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn eval(inp: String, db: &mut super::Graph) {
[INFO] [stderr]   |                          ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/db/cypher/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for c in inp.chars() {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inp`
[INFO] [stderr]   --> src/db/cypher/mod.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn edge_tok(inp: String) -> TOKEN {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut stdin = io::stdin();
[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 `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         stdin.read_line(input);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut props: HashMap<&'static str, &'static str> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/db/cypher/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut props: HashMap<&'static str, &'static str> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         stdin.read_line(input);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "8273b68dc5e978beb6be0677f5b7a5e72fe05c8cb4b7e0d66bc8a50dceade8ef"`
[INFO] running `"docker" "rm" "-f" "8273b68dc5e978beb6be0677f5b7a5e72fe05c8cb4b7e0d66bc8a50dceade8ef"`
[INFO] [stdout] 8273b68dc5e978beb6be0677f5b7a5e72fe05c8cb4b7e0d66bc8a50dceade8ef