[INFO] cloning repository https://github.com/kaffxine/integral-graphs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaffxine/integral-graphs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaffxine%2Fintegral-graphs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaffxine%2Fintegral-graphs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e674f6b71cac38896e5b9c230a126e6b23382e0
[INFO] checking kaffxine/integral-graphs against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaffxine%2Fintegral-graphs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaffxine/integral-graphs on toolchain 4ecd70ddd1039a3954056c1071e40278048476fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaffxine/integral-graphs
[INFO] finished tweaking git repo https://github.com/kaffxine/integral-graphs
[INFO] tweaked toml for git repo https://github.com/kaffxine/integral-graphs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kaffxine/integral-graphs 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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68e3582344ecf21b4e8cb32befb2f664395a32cee82650161293435d47634f24
[INFO] running `Command { std: "docker" "start" "-a" "68e3582344ecf21b4e8cb32befb2f664395a32cee82650161293435d47634f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e3582344ecf21b4e8cb32befb2f664395a32cee82650161293435d47634f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e3582344ecf21b4e8cb32befb2f664395a32cee82650161293435d47634f24", kill_on_drop: false }`
[INFO] [stdout] 68e3582344ecf21b4e8cb32befb2f664395a32cee82650161293435d47634f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27d94e2827545c86a97d7992d2b71bac56f46173795320cea4092d4267af022b
[INFO] running `Command { std: "docker" "start" "-a" "27d94e2827545c86a97d7992d2b71bac56f46173795320cea4092d4267af022b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tempfile v3.15.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking integral-graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error`
[INFO] [stdout]  --> src/graph.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/graph.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/graph.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/graph.rs:152:18
[INFO] [stdout]     |
[INFO] [stdout] 152 |         for _ in (0..(expected_len - len)) {
[INFO] [stdout]     |                  ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 152 -         for _ in (0..(expected_len - len)) {
[INFO] [stdout] 152 +         for _ in 0..(expected_len - len) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/graph.rs:158:24
[INFO] [stdout]     |
[INFO] [stdout] 158 |         for chunk_i in (0..(len - 1)) {
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -         for chunk_i in (0..(len - 1)) {
[INFO] [stdout] 158 +         for chunk_i in 0..(len - 1) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/graph.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 235 |         if (n_remaining_bits > 0) {
[INFO] [stdout]     |            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         if (n_remaining_bits > 0) {
[INFO] [stdout] 235 +         if n_remaining_bits > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/nauty.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/spectral.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::graph::{self, AdjMatrix};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/main.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |     for i in (1..62) {
[INFO] [stdout]     |              ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     for i in (1..62) {
[INFO] [stdout] 239 +     for i in 1..62 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error`
[INFO] [stdout]  --> src/graph.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/graph.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/graph.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/graph.rs:152:18
[INFO] [stdout]     |
[INFO] [stdout] 152 |         for _ in (0..(expected_len - len)) {
[INFO] [stdout]     |                  ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 152 -         for _ in (0..(expected_len - len)) {
[INFO] [stdout] 152 +         for _ in 0..(expected_len - len) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/graph.rs:158:24
[INFO] [stdout]     |
[INFO] [stdout] 158 |         for chunk_i in (0..(len - 1)) {
[INFO] [stdout]     |                        ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -         for chunk_i in (0..(len - 1)) {
[INFO] [stdout] 158 +         for chunk_i in 0..(len - 1) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/graph.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 235 |         if (n_remaining_bits > 0) {
[INFO] [stdout]     |            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         if (n_remaining_bits > 0) {
[INFO] [stdout] 235 +         if n_remaining_bits > 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/nauty.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/spectral.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::graph::{self, AdjMatrix};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/main.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |     for i in (1..62) {
[INFO] [stdout]     |              ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     for i in (1..62) {
[INFO] [stdout] 239 +     for i in 1..62 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | /     loop {
[INFO] [stdout] 95  | |         print!("{}", INTERACT_MESSAGE);
[INFO] [stdout] 96  | |         io::stdout().flush().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 118 |
[INFO] [stdout] 119 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | /     loop {
[INFO] [stdout] 134 | |         seed += 1;
[INFO] [stdout] 135 | |         {
[INFO] [stdout] 136 | |             let mut guard = stats.lock().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 163 |
[INFO] [stdout] 164 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | /     loop {
[INFO] [stdout] 95  | |         print!("{}", INTERACT_MESSAGE);
[INFO] [stdout] 96  | |         io::stdout().flush().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 118 |
[INFO] [stdout] 119 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | /     loop {
[INFO] [stdout] 134 | |         seed += 1;
[INFO] [stdout] 135 | |         {
[INFO] [stdout] 136 | |             let mut guard = stats.lock().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 163 |
[INFO] [stdout] 164 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/graph.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let index = output.index_of(node, adj)?;
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/graph.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let index = output.index_of(node, adj)?;
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:382:23
[INFO] [stdout]     |
[INFO] [stdout] 382 |     unsafe fn realloc(mut self, last_node: u32) -> Result<Self, String> {
[INFO] [stdout]     |                       ----^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:382:23
[INFO] [stdout]     |
[INFO] [stdout] 382 |     unsafe fn realloc(mut self, last_node: u32) -> Result<Self, String> {
[INFO] [stdout]     |                       ----^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nauty.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut out_file = NamedTempFile::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/nauty.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut out_file = NamedTempFile::new()
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]   --> src/main.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     db: Arc<Mutex<Database>>,
[INFO] [stdout]    |     ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]   --> src/main.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     db: Arc<Mutex<Database>>,
[INFO] [stdout]    |     ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_PATH` is never used
[INFO] [stdout]   --> src/main.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | const FILE_PATH: &str = "/tmp/integralgraphsimulationdbfilepath";
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_characteristic_polynomial` is never used
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_characteristic_polynomial() -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_generate` is never used
[INFO] [stdout]    --> src/main.rs:211:4
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn test_generate() -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_integral_detection_in_circular_graphs` is never used
[INFO] [stdout]    --> src/main.rs:221:4
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn test_integral_detection_in_circular_graphs() -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_nauty_integration_and_proper_labeling` is never used
[INFO] [stdout]    --> src/main.rs:238:4
[INFO] [stdout]     |
[INFO] [stdout] 238 | fn test_nauty_integration_and_proper_labeling() -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `unsafe_set` and `realloc` are never used
[INFO] [stdout]    --> src/graph.rs:315:15
[INFO] [stdout]     |
[INFO] [stdout] 20  | impl AdjMatrix {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 315 |     unsafe fn unsafe_set(&mut self, node_a: u32, node_b: u32, value: bool) {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 382 |     unsafe fn realloc(mut self, last_node: u32) -> Result<Self, String> {
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_PATH` is never used
[INFO] [stdout]   --> src/main.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | const FILE_PATH: &str = "/tmp/integralgraphsimulationdbfilepath";
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_characteristic_polynomial` is never used
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_characteristic_polynomial() -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_generate` is never used
[INFO] [stdout]    --> src/main.rs:211:4
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn test_generate() -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_integral_detection_in_circular_graphs` is never used
[INFO] [stdout]    --> src/main.rs:221:4
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn test_integral_detection_in_circular_graphs() -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_nauty_integration_and_proper_labeling` is never used
[INFO] [stdout]    --> src/main.rs:238:4
[INFO] [stdout]     |
[INFO] [stdout] 238 | fn test_nauty_integration_and_proper_labeling() -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `unsafe_set` and `realloc` are never used
[INFO] [stdout]    --> src/graph.rs:315:15
[INFO] [stdout]     |
[INFO] [stdout] 20  | impl AdjMatrix {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 315 |     unsafe fn unsafe_set(&mut self, node_a: u32, node_b: u32, value: bool) {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 382 |     unsafe fn realloc(mut self, last_node: u32) -> Result<Self, String> {
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     interact_handle.join().unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let _ = interact_handle.join().unwrap();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     generate_handle.join().unwrap();
[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] 45 |     let _ = generate_handle.join().unwrap();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/matrix.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             m.set(i, j, m1.get(i, j)? + m2.get(i, j)?);
[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] 20 |             let _ = m.set(i, j, m1.get(i, j)? + m2.get(i, j)?);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/matrix.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             zeroed.set(i, i, 1);
[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] 88 |             let _ = zeroed.set(i, i, 1);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     interact_handle.join().unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let _ = interact_handle.join().unwrap();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     generate_handle.join().unwrap();
[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] 45 |     let _ = generate_handle.join().unwrap();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/matrix.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             m.set(i, j, m1.get(i, j)? + m2.get(i, j)?);
[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] 20 |             let _ = m.set(i, j, m1.get(i, j)? + m2.get(i, j)?);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/matrix.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             zeroed.set(i, i, 1);
[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] 88 |             let _ = zeroed.set(i, i, 1);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.61s
[INFO] running `Command { std: "docker" "inspect" "27d94e2827545c86a97d7992d2b71bac56f46173795320cea4092d4267af022b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d94e2827545c86a97d7992d2b71bac56f46173795320cea4092d4267af022b", kill_on_drop: false }`
[INFO] [stdout] 27d94e2827545c86a97d7992d2b71bac56f46173795320cea4092d4267af022b