[INFO] cloning repository https://github.com/benginow/concurrent_graph_bonanza
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benginow/concurrent_graph_bonanza" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenginow%2Fconcurrent_graph_bonanza", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenginow%2Fconcurrent_graph_bonanza'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1186778ed2249711435c9e277a8c38bb9500c02
[INFO] building benginow/concurrent_graph_bonanza against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenginow%2Fconcurrent_graph_bonanza" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benginow/concurrent_graph_bonanza
[INFO] finished tweaking git repo https://github.com/benginow/concurrent_graph_bonanza
[INFO] tweaked toml for git repo https://github.com/benginow/concurrent_graph_bonanza written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benginow/concurrent_graph_bonanza on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benginow/concurrent_graph_bonanza 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded disjoint-sets v0.4.2
[INFO] [stderr]   Downloaded fork v0.1.21
[INFO] [stderr]   Downloaded libc v0.2.141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae3082a50de800b85bb07ef8a2f5cbf43666837dd8f3ff0699383754be0dfb7b
[INFO] running `Command { std: "docker" "start" "-a" "ae3082a50de800b85bb07ef8a2f5cbf43666837dd8f3ff0699383754be0dfb7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae3082a50de800b85bb07ef8a2f5cbf43666837dd8f3ff0699383754be0dfb7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae3082a50de800b85bb07ef8a2f5cbf43666837dd8f3ff0699383754be0dfb7b", kill_on_drop: false }`
[INFO] [stdout] ae3082a50de800b85bb07ef8a2f5cbf43666837dd8f3ff0699383754be0dfb7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10133c108aa56e92f73966686cd12b0facc4582baaa57c0a3071f5c141e0c136
[INFO] running `Command { std: "docker" "start" "-a" "10133c108aa56e92f73966686cd12b0facc4582baaa57c0a3071f5c141e0c136", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling disjoint-sets v0.4.2
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling fork v0.1.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling concurrent_graph_bonanza v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RwLockWriteGuard`
[INFO] [stdout]  --> src/one.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc,RwLock,RwLockWriteGuard,atomic::{AtomicUsize, Ordering}};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/one.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicPtr`
[INFO] [stdout]   --> src/one.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::atomic::AtomicPtr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::simple::SimpleGraph`
[INFO] [stdout]  --> src/tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::simple::SimpleGraph;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod tests;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::simple_coarse::CSimpleGraph`
[INFO] [stdout]  --> src/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::simple_coarse::CSimpleGraph;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod tests;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::one::CoarseGraphOne`
[INFO] [stdout]   --> src/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::one::CoarseGraphOne;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub mod tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::csr::CoarseCSRGraph`
[INFO] [stdout]   --> src/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::csr::CoarseCSRGraph;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub mod tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::graph::GraphErr`
[INFO] [stdout]   --> src/tests.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::graph::GraphErr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub mod tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]   --> src/tests.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub mod tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]   --> src/tests.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::cell::Cell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub mod tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tests.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |         if (request.is_err()) {
[INFO] [stdout]    |            ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -         if (request.is_err()) {
[INFO] [stdout] 49 +         if request.is_err() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tests.rs:84:20
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 if (val == 0) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -                 if (val == 0) {
[INFO] [stdout] 84 +                 if val == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tests.rs:96:20
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 if (val == 0) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -                 if (val == 0) {
[INFO] [stdout] 96 +                 if val == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:108:20
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 if (val == 0) {
[INFO] [stdout]     |                    ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -                 if (val == 0) {
[INFO] [stdout] 108 +                 if val == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/tests.rs:145:11
[INFO] [stdout]     |
[INFO] [stdout] 145 |     while (*nodes + *edges + *removed_edges + *removed_nodes > 0){
[INFO] [stdout]     |           ^                                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -     while (*nodes + *edges + *removed_edges + *removed_nodes > 0){
[INFO] [stdout] 145 +     while *nodes + *edges + *removed_edges + *removed_nodes > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 if (*nodes > 0){
[INFO] [stdout]     |                    ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 151 -                 if (*nodes > 0){
[INFO] [stdout] 151 +                 if *nodes > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -                     if (res.is_err()){
[INFO] [stdout] 153 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:161:20
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 if (*removed_nodes > 0){
[INFO] [stdout]     |                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -                 if (*removed_nodes > 0){
[INFO] [stdout] 161 +                 if *removed_nodes > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 163 -                     if (res.is_err()){
[INFO] [stdout] 163 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 if (*edges > 0){
[INFO] [stdout]     |                    ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 172 -                 if (*edges > 0){
[INFO] [stdout] 172 +                 if *edges > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:174:24
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -                     if (res.is_err()){
[INFO] [stdout] 174 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:183:20
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 if (*removed_edges > 0){
[INFO] [stdout]     |                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -                 if (*removed_edges > 0){
[INFO] [stdout] 183 +                 if *removed_edges > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:185:24
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 185 -                     if (res.is_err()){
[INFO] [stdout] 185 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graph::Graph`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use graph::Graph;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simple.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let mut read_labels = self.labels.read().unwrap();
[INFO] [stdout]    |                     ----^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_map`
[INFO] [stdout]    --> src/simple.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let read_map = self.map.read().unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_map`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple.rs:220:27
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple.rs:220:37
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple.rs:220:45
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple.rs:250:34
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple.rs:250:44
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple.rs:250:52
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/one.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |             log.iter().map(|(f,t,w,u)| {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:236:29
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn get_neighbors(&self, id: Id) -> Result<Vec<Id>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:240:30
[INFO] [stdout]     |
[INFO] [stdout] 240 |     fn get_node_label(&self, id: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:244:30
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/one.rs:244:38
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/one.rs:257:27
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/one.rs:257:37
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:295:27
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn remove_node(&self, id: Id) -> Result<(), GraphErr> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/csr.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let (v, e) = self.get_size();
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/csr.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let (v, e) = self.get_size();
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn get_neighbors(&self, id: usize) -> Result<Vec<usize>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn get_node_label(&self, id: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:138:30
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn set_node_label(&self, id: usize, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/csr.rs:138:41
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn set_node_label(&self, id: usize, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/csr.rs:178:31
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn remove_edge(&mut self, from: usize, to: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/csr.rs:178:44
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn remove_edge(&mut self, from: usize, to: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:182:31
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_node(&mut self, id: usize) -> Result<(), GraphErr> {
[INFO] [stdout]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:319:29
[INFO] [stdout]     |
[INFO] [stdout] 319 |     fn get_neighbors(&self, id: Id) -> Result<Vec<Id>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:323:30
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn get_node_label(&self, id: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:327:30
[INFO] [stdout]     |
[INFO] [stdout] 327 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/csr.rs:327:38
[INFO] [stdout]     |
[INFO] [stdout] 327 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/csr.rs:390:27
[INFO] [stdout]     |
[INFO] [stdout] 390 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/csr.rs:390:37
[INFO] [stdout]     |
[INFO] [stdout] 390 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:394:27
[INFO] [stdout]     |
[INFO] [stdout] 394 |     fn remove_node(&self, id: Id) -> Result<(), GraphErr> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/tests.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |     for i in 0..num_threads {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/tests.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     for i in 0..num_loops{
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simple_coarse.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let mut read_labels = self.labels.read().unwrap();
[INFO] [stdout]    |                     ----^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]   --> src/simple_coarse.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn get_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> src/simple_coarse.rs:95:34
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn get_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/simple_coarse.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_neighbors(&self, id: Id) -> Result<Vec<Id>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple_coarse.rs:136:27
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple_coarse.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple_coarse.rs:142:27
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple_coarse.rs:142:37
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple_coarse.rs:142:45
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple_coarse.rs:146:34
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple_coarse.rs:146:44
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple_coarse.rs:146:52
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/simple_coarse.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn remove_node(&self, id: Id) -> Result<(), GraphErr> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_nodes`, `get_edges`, `get_neighbors`, and `debug` are never used
[INFO] [stdout]    --> src/one.rs:93:8
[INFO] [stdout]     |
[INFO] [stdout]  61 | impl CoarseLogList {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn get_nodes(&self) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn get_edges(&self) -> Vec<(usize, usize, f64)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     fn get_neighbors(&self, id: usize) -> Result<Vec<usize>, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     fn debug(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/csr.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout]  74 | impl CoarseCSR {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn get_nodes(&self) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn get_edges(&self) -> Vec<(usize, usize, f64)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn get_neighbors(&self, id: usize) -> Result<Vec<usize>, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn get_node_label(&self, id: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn set_node_label(&self, id: usize, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn debug(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn remove_edge(&mut self, from: usize, to: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn remove_node(&mut self, id: usize) -> Result<(), GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RequestType` is never used
[INFO] [stdout]   --> src/tests.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | enum RequestType {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `service` is never used
[INFO] [stdout]   --> src/tests.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn service<G: Graph<usize> + Send + Sync>(rx: Receiver<RequestType>, graph: Arc<G>) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_request` is never used
[INFO] [stdout]   --> src/tests.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn generate_request(num: usize, nodes_gen: &AtomicUsize) -> RequestType {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_gen` is never used
[INFO] [stdout]    --> src/tests.rs:124:4
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn test_gen<G: Graph<usize> + Send + Sync + 'static>(graph: Arc<G>, nodes: &mut usize, edges: &mut usize, removed_nodes: &mut usize, remo...
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bench` is never used
[INFO] [stdout]    --> src/tests.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn bench<G: Graph<usize> + Send + Sync + 'static>(g: Arc<G>, num_nodes: &mut usize, num_edges: &mut usize, removed_nodes: &mut usize, rem...
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/one.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 | /             log.iter().map(|(f,t,w,u)| {
[INFO] [stdout] 46 | |                 if *u {
[INFO] [stdout] 47 | |                     for (t_, w_) in adj[from].iter_mut() {
[INFO] [stdout] 48 | |                         if *t_ == *t {
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |             });
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = log.iter().map(|(f,t,w,u)| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Iterator::map` call that discard the iterator's values
[INFO] [stdout]   --> src/one.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |                log.iter().map(|(f,t,w,u)| {
[INFO] [stdout]    |                           ^   -----------
[INFO] [stdout]    |                           |   |
[INFO] [stdout]    |  _________________________|___this function returns `()`, which is likely not what you wanted
[INFO] [stdout]    | | ________________________|
[INFO] [stdout]    | ||
[INFO] [stdout] 46 | ||                 if *u {
[INFO] [stdout] 47 | ||                     for (t_, w_) in adj[from].iter_mut() {
[INFO] [stdout] 48 | ||                         if *t_ == *t {
[INFO] [stdout] ...  ||
[INFO] [stdout] 56 | ||             });
[INFO] [stdout]    | ||_____________-^ after this call to map, the resulting iterator is `impl Iterator<Item = ()>`, which means the only information carried by the iterator is the number of items
[INFO] [stdout]    | |______________|
[INFO] [stdout]    |                called `Iterator::map` with callable that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Iterator::map`, like many of the methods on `Iterator`, gets executed lazily, meaning that its effects won't be visible until it is iterated
[INFO] [stdout]    = note: `#[warn(map_unit_fn)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to use `Iterator::for_each`
[INFO] [stdout]    |
[INFO] [stdout] 45 -             log.iter().map(|(f,t,w,u)| {
[INFO] [stdout] 45 +             log.iter().for_each(|(f,t,w,u)| {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 graph.add_node(a);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 let _ = graph.add_node(a);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 graph.remove_node(a);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let _ = graph.remove_node(a);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 graph.add_edge(a,b, 1.0);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 let _ = graph.add_edge(a,b, 1.0);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 graph.remove_edge(a, b);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let _ = graph.remove_edge(a, b);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         sender_list[i].send(RequestType::Done);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let _ = sender_list[i].send(RequestType::Done);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |         handle.join();
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let _ = handle.join();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "10133c108aa56e92f73966686cd12b0facc4582baaa57c0a3071f5c141e0c136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10133c108aa56e92f73966686cd12b0facc4582baaa57c0a3071f5c141e0c136", kill_on_drop: false }`
[INFO] [stdout] 10133c108aa56e92f73966686cd12b0facc4582baaa57c0a3071f5c141e0c136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45059fce9bc950dd322a26f1d0ef3cdf8a5df0d17b50171e8a21764aeb0de529
[INFO] running `Command { std: "docker" "start" "-a" "45059fce9bc950dd322a26f1d0ef3cdf8a5df0d17b50171e8a21764aeb0de529", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent_graph_bonanza v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RwLockWriteGuard`
[INFO] [stdout]  --> src/one.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc,RwLock,RwLockWriteGuard,atomic::{AtomicUsize, Ordering}};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/one.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicPtr`
[INFO] [stdout]   --> src/one.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::atomic::AtomicPtr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::graph::GraphErr`
[INFO] [stdout]   --> src/tests.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::graph::GraphErr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]   --> src/tests.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]   --> src/tests.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::cell::Cell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tests.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |         if (request.is_err()) {
[INFO] [stdout]    |            ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -         if (request.is_err()) {
[INFO] [stdout] 49 +         if request.is_err() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tests.rs:84:20
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 if (val == 0) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -                 if (val == 0) {
[INFO] [stdout] 84 +                 if val == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tests.rs:96:20
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 if (val == 0) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -                 if (val == 0) {
[INFO] [stdout] 96 +                 if val == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:108:20
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 if (val == 0) {
[INFO] [stdout]     |                    ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -                 if (val == 0) {
[INFO] [stdout] 108 +                 if val == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/tests.rs:145:11
[INFO] [stdout]     |
[INFO] [stdout] 145 |     while (*nodes + *edges + *removed_edges + *removed_nodes > 0){
[INFO] [stdout]     |           ^                                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -     while (*nodes + *edges + *removed_edges + *removed_nodes > 0){
[INFO] [stdout] 145 +     while *nodes + *edges + *removed_edges + *removed_nodes > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 if (*nodes > 0){
[INFO] [stdout]     |                    ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 151 -                 if (*nodes > 0){
[INFO] [stdout] 151 +                 if *nodes > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -                     if (res.is_err()){
[INFO] [stdout] 153 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:161:20
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 if (*removed_nodes > 0){
[INFO] [stdout]     |                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -                 if (*removed_nodes > 0){
[INFO] [stdout] 161 +                 if *removed_nodes > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 163 -                     if (res.is_err()){
[INFO] [stdout] 163 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 if (*edges > 0){
[INFO] [stdout]     |                    ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 172 -                 if (*edges > 0){
[INFO] [stdout] 172 +                 if *edges > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:174:24
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -                     if (res.is_err()){
[INFO] [stdout] 174 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:183:20
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 if (*removed_edges > 0){
[INFO] [stdout]     |                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -                 if (*removed_edges > 0){
[INFO] [stdout] 183 +                 if *removed_edges > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests.rs:185:24
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     if (res.is_err()){
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 185 -                     if (res.is_err()){
[INFO] [stdout] 185 +                     if res.is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graph::Graph`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use graph::Graph;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simple.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let mut read_labels = self.labels.read().unwrap();
[INFO] [stdout]    |                     ----^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_map`
[INFO] [stdout]    --> src/simple.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let read_map = self.map.read().unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_map`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple.rs:220:27
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple.rs:220:37
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple.rs:220:45
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple.rs:250:34
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple.rs:250:44
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple.rs:250:52
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/one.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |             log.iter().map(|(f,t,w,u)| {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:236:29
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn get_neighbors(&self, id: Id) -> Result<Vec<Id>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:240:30
[INFO] [stdout]     |
[INFO] [stdout] 240 |     fn get_node_label(&self, id: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:244:30
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/one.rs:244:38
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/one.rs:257:27
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/one.rs:257:37
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/one.rs:295:27
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn remove_node(&self, id: Id) -> Result<(), GraphErr> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/csr.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let (v, e) = self.get_size();
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/csr.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let (v, e) = self.get_size();
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn get_neighbors(&self, id: usize) -> Result<Vec<usize>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn get_node_label(&self, id: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:138:30
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn set_node_label(&self, id: usize, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/csr.rs:138:41
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn set_node_label(&self, id: usize, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/csr.rs:178:31
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn remove_edge(&mut self, from: usize, to: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/csr.rs:178:44
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn remove_edge(&mut self, from: usize, to: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:182:31
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_node(&mut self, id: usize) -> Result<(), GraphErr> {
[INFO] [stdout]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:319:29
[INFO] [stdout]     |
[INFO] [stdout] 319 |     fn get_neighbors(&self, id: Id) -> Result<Vec<Id>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:323:30
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn get_node_label(&self, id: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:327:30
[INFO] [stdout]     |
[INFO] [stdout] 327 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/csr.rs:327:38
[INFO] [stdout]     |
[INFO] [stdout] 327 |     fn set_node_label(&self, id: Id, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/csr.rs:390:27
[INFO] [stdout]     |
[INFO] [stdout] 390 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/csr.rs:390:37
[INFO] [stdout]     |
[INFO] [stdout] 390 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/csr.rs:394:27
[INFO] [stdout]     |
[INFO] [stdout] 394 |     fn remove_node(&self, id: Id) -> Result<(), GraphErr> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/tests.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |     for i in 0..num_threads {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/tests.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     for i in 0..num_loops{
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:307:9
[INFO] [stdout]     |
[INFO] [stdout] 307 |     let mut g: Arc<CoarseCSRGraph<usize>> = Arc::new(CoarseCSRGraph::new());
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simple_coarse.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let mut read_labels = self.labels.read().unwrap();
[INFO] [stdout]    |                     ----^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]   --> src/simple_coarse.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn get_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> src/simple_coarse.rs:95:34
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn get_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/simple_coarse.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_neighbors(&self, id: Id) -> Result<Vec<Id>, GraphErr> {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple_coarse.rs:136:27
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple_coarse.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn remove_edge(&self, from: Id, to: Id) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple_coarse.rs:142:27
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple_coarse.rs:142:37
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple_coarse.rs:142:45
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_edge(&self, from: Id, to: Id, weight: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/simple_coarse.rs:146:34
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/simple_coarse.rs:146:44
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weight`
[INFO] [stdout]    --> src/simple_coarse.rs:146:52
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn update_or_add_edge(&self, from: Id, to: Id, weight: f64) -> Result<EdgeChange, GraphErr> {
[INFO] [stdout]     |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_weight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/simple_coarse.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn remove_node(&self, id: Id) -> Result<(), GraphErr> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_nodes`, `get_edges`, `get_neighbors`, and `debug` are never used
[INFO] [stdout]    --> src/one.rs:93:8
[INFO] [stdout]     |
[INFO] [stdout]  61 | impl CoarseLogList {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn get_nodes(&self) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn get_edges(&self) -> Vec<(usize, usize, f64)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     fn get_neighbors(&self, id: usize) -> Result<Vec<usize>, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     fn debug(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/csr.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout]  74 | impl CoarseCSR {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn get_nodes(&self) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn get_edges(&self) -> Vec<(usize, usize, f64)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn get_neighbors(&self, id: usize) -> Result<Vec<usize>, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn get_node_label(&self, id: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn set_node_label(&self, id: usize, label: f64) -> Result<f64, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn debug(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn remove_edge(&mut self, from: usize, to: usize) -> Result<f64, GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn remove_node(&mut self, id: usize) -> Result<(), GraphErr> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/one.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 | /             log.iter().map(|(f,t,w,u)| {
[INFO] [stdout] 46 | |                 if *u {
[INFO] [stdout] 47 | |                     for (t_, w_) in adj[from].iter_mut() {
[INFO] [stdout] 48 | |                         if *t_ == *t {
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |             });
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = log.iter().map(|(f,t,w,u)| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Iterator::map` call that discard the iterator's values
[INFO] [stdout]   --> src/one.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |                log.iter().map(|(f,t,w,u)| {
[INFO] [stdout]    |                           ^   -----------
[INFO] [stdout]    |                           |   |
[INFO] [stdout]    |  _________________________|___this function returns `()`, which is likely not what you wanted
[INFO] [stdout]    | | ________________________|
[INFO] [stdout]    | ||
[INFO] [stdout] 46 | ||                 if *u {
[INFO] [stdout] 47 | ||                     for (t_, w_) in adj[from].iter_mut() {
[INFO] [stdout] 48 | ||                         if *t_ == *t {
[INFO] [stdout] ...  ||
[INFO] [stdout] 56 | ||             });
[INFO] [stdout]    | ||_____________-^ after this call to map, the resulting iterator is `impl Iterator<Item = ()>`, which means the only information carried by the iterator is the number of items
[INFO] [stdout]    | |______________|
[INFO] [stdout]    |                called `Iterator::map` with callable that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Iterator::map`, like many of the methods on `Iterator`, gets executed lazily, meaning that its effects won't be visible until it is iterated
[INFO] [stdout]    = note: `#[warn(map_unit_fn)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to use `Iterator::for_each`
[INFO] [stdout]    |
[INFO] [stdout] 45 -             log.iter().map(|(f,t,w,u)| {
[INFO] [stdout] 45 +             log.iter().for_each(|(f,t,w,u)| {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 graph.add_node(a);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 let _ = graph.add_node(a);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 graph.remove_node(a);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let _ = graph.remove_node(a);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 graph.add_edge(a,b, 1.0);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 let _ = graph.add_edge(a,b, 1.0);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 graph.remove_edge(a, b);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let _ = graph.remove_edge(a, b);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         sender_list[i].send(RequestType::Done);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let _ = sender_list[i].send(RequestType::Done);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |         handle.join();
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let _ = handle.join();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_graph_one_vary__sparsity` should have a snake case name
[INFO] [stdout]    --> src/tests.rs:296:4
[INFO] [stdout]     |
[INFO] [stdout] 296 | fn test_graph_one_vary__sparsity() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_graph_one_vary_sparsity`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "45059fce9bc950dd322a26f1d0ef3cdf8a5df0d17b50171e8a21764aeb0de529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45059fce9bc950dd322a26f1d0ef3cdf8a5df0d17b50171e8a21764aeb0de529", kill_on_drop: false }`
[INFO] [stdout] 45059fce9bc950dd322a26f1d0ef3cdf8a5df0d17b50171e8a21764aeb0de529
