[INFO] cloning repository https://github.com/fabienhinault/rust_nauty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabienhinault/rust_nauty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienhinault%2Frust_nauty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienhinault%2Frust_nauty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7a121417eb862972059416fb845aed56689add1
[INFO] checking fabienhinault/rust_nauty against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienhinault%2Frust_nauty" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fabienhinault/rust_nauty
[INFO] finished tweaking git repo https://github.com/fabienhinault/rust_nauty
[INFO] tweaked toml for git repo https://github.com/fabienhinault/rust_nauty written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fabienhinault/rust_nauty on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fabienhinault/rust_nauty 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789
[INFO] running `Command { std: "docker" "start" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking cfor v1.1.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking clap v4.5.60
[INFO] [stderr]     Checking rust_nauty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `geng::Extender`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use geng::Extender;
[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: `graph::Graph`
[INFO] [stdout]  --> src/geng.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     graph::Graph,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Graph`
[INFO] [stdout]  --> src/gtools/g6string.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 |     nauty::graph::{self, Graph},
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Graph`
[INFO] [stdout]  --> src/naugraph.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |         graph::{self, Graph},
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `partition`
[INFO] [stdout]   --> src/naugraph.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 15 | use itertools::{Itertools, partition};
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Graph`
[INFO] [stdout]  --> src/nautil.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |         graph::{self, Graph},
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `G6String`, `g6char::G6Char`, `g6error::G6Error`, `graph6::BIT`, `graph_size`, `level_data::LevelData`, and `maketargetcell_mut`
[INFO] [stdout]   --> src/nauty.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     graph6::BIT,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     gtools::{
[INFO] [stdout] 45 |         g6char::G6Char,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 46 |         g6error::G6Error,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |         g6string::{G6String, graph_size},
[INFO] [stdout]    |                    ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 48 |     },
[INFO] [stdout] 49 |     level_data::LevelData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 50 |     naugraph::isautom,
[INFO] [stdout] 51 |     nautil::{doref_nest, fmperm, maketargetcell, maketargetcell_mut, orbjoin, writeperm},
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::Debug`, `mem`, and `rc::Rc`
[INFO] [stdout]   --> src/nauty.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fmt::Debug,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     mem,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     ops::{Index, IndexMut},
[INFO] [stdout] 65 |     rc::Rc,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graph::Graph`
[INFO] [stdout]  --> src/nauty/partition_nest/partition/cell.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::nauty::{Set, SetTrait, graph::Graph};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Graph` and `partition_nest::partition::cell::Cell`
[INFO] [stdout]  --> src/nauty/partition_nest/partition/cell_mut.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     graph::{self, Graph},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 4 |     partition_nest::partition::cell::Cell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::NonZero`
[INFO] [stdout]  --> src/nauty/partition_nest/partition/partition_cells_iter_mut.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::num::NonZero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/nauty/graph.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         todo!();
[INFO] [stdout]     |         ------- any code following this expression is unreachable
[INFO] [stdout] 138 |         self.clone()
[INFO] [stdout]     |         ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/nauty.rs:709:16
[INFO] [stdout]     |
[INFO] [stdout] 670 | ) -> Result<usize, i8> {
[INFO] [stdout]     |      ----------------- expected `Result<usize, i8>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 709 |         return partition.level - 1;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ expected `Result<usize, i8>`, found `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<usize, i8>`
[INFO] [stdout]                found type `usize`
[INFO] [stdout] help: try wrapping the expression in `Ok`
[INFO] [stdout]     |
[INFO] [stdout] 709 |         return Ok(partition.level - 1);
[INFO] [stdout]     |                +++                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/nauty.rs:735:28
[INFO] [stdout]     |
[INFO] [stdout] 672 |       let mut rtnlevel: usize;
[INFO] [stdout]     |                         ----- expected due to this type
[INFO] [stdout] ...
[INFO] [stdout] 735 |                   rtnlevel = firstpathnode_nest(
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 736 | |                     g_arg, partition, active, firstcode, stats, tc_level, firsttc, nauty_env,
[INFO] [stdout] 737 | |                     options, canong_arg,
[INFO] [stdout] 738 | |                 );
[INFO] [stdout]     | |_________________^ expected `usize`, found `Result<usize, i8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `usize`
[INFO] [stdout]                found enum `Result<usize, i8>`
[INFO] [stdout] help: use the `?` operator to extract the `Result<usize, i8>` value, propagating a `Result::Err` value to the caller
[INFO] [stdout]     |
[INFO] [stdout] 738 |                 )?;
[INFO] [stdout]     |                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/nauty.rs:772:5
[INFO] [stdout]     |
[INFO] [stdout] 670 | ) -> Result<usize, i8> {
[INFO] [stdout]     |      ----------------- expected `Result<usize, i8>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 772 |     partition.level - 1
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^ expected `Result<usize, i8>`, found `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<usize, i8>`
[INFO] [stdout]                found type `usize`
[INFO] [stdout] help: try wrapping the expression in `Ok`
[INFO] [stdout]     |
[INFO] [stdout] 772 |     Ok(partition.level - 1)
[INFO] [stdout]     |     +++                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/geng.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     g: &mut graph::Graph,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/geng.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     n: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/geng.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     x: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gx`
[INFO] [stdout]    --> src/geng.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     gx: &mut graph::Graph,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_gx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deg`
[INFO] [stdout]    --> src/geng.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     deg: &[usize],
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_deg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/geng.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     d: bool,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/geng.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     g: &mut graph::Graph,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/geng.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     n: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/geng.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     x: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gx`
[INFO] [stdout]    --> src/geng.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     gx: &mut graph::Graph,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_gx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deg`
[INFO] [stdout]    --> src/geng.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     deg: &[usize],
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_deg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/geng.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     d: bool,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orbits`
[INFO] [stdout]    --> src/geng.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     orbits: &[usize],
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_orbits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `numorbits`
[INFO] [stdout]    --> src/geng.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 172 |     numorbits: usize,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numorbits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stabvertex`
[INFO] [stdout]    --> src/geng.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     stabvertex: usize,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stabvertex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/gtools/g6string.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn from(value: &str) -> Self {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nauty/partition_nest/partition_nest_chunk_by.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn last(mut self) -> Option<Self::Item> {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/nauty/partition_nest/partition_nest_chunk_by_mut.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last(mut self) -> Option<Self::Item> {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `modname` in this scope
[INFO] [stdout]   --> src/nauty/test.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         modname::Graph::from_graph6("DQc".to_owned()).unwrap()
[INFO] [stdout]    |         ^^^^^^^ use of unresolved module or unlinked crate `modname`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `modname`, use `cargo add modname` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::Graph;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Graph`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 39 -         modname::Graph::from_graph6("DQc".to_owned()).unwrap()
[INFO] [stdout] 39 +         Graph::from_graph6("DQc".to_owned()).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `modname` in this scope
[INFO] [stdout]   --> src/nauty/test.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         modname::Graph::from_graph6("DQc\n".to_owned()).unwrap()
[INFO] [stdout]    |         ^^^^^^^ use of unresolved module or unlinked crate `modname`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `modname`, use `cargo add modname` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::Graph;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Graph`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 43 -         modname::Graph::from_graph6("DQc\n".to_owned()).unwrap()
[INFO] [stdout] 43 +         Graph::from_graph6("DQc\n".to_owned()).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> src/nauty.rs:616:5
[INFO] [stdout]     |
[INFO] [stdout] 616 | /     stats.invarsuclevel = if nauty_env.invarsuclevel == NAUTY_INFINITY {
[INFO] [stdout] 617 | |         0
[INFO] [stdout] 618 | |     } else {
[INFO] [stdout] 619 | |         nauty_env.invarsuclevel
[INFO] [stdout] 620 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> src/nauty.rs:621:5
[INFO] [stdout]     |
[INFO] [stdout] 621 |     stats.invapplics = nauty_env.invapplics;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> src/nauty.rs:622:5
[INFO] [stdout]     |
[INFO] [stdout] 622 |     stats.invsuccesses = nauty_env.invsuccesses;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]    --> src/nauty.rs:805:25
[INFO] [stdout]     |
[INFO] [stdout] 805 |     let mut code: u16 = 0;
[INFO] [stdout]     |                         ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 819 |     code = refcode as u16;
[INFO] [stdout]     |     --------------------- `code` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `geng::Extender`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use geng::Extender;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_nauty` (bin "rust_nauty") due to 3 previous errors; 38 warnings emitted
[INFO] [stdout] warning: unused import: `graph::Graph`
[INFO] [stdout]  --> src/geng.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     graph::Graph,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `Graph`
[INFO] [stdout]  --> src/gtools/g6string.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 |     nauty::graph::{self, Graph},
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `partition`
[INFO] [stdout]   --> src/naugraph.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 15 | use itertools::{Itertools, partition};
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_diamond`
[INFO] [stdout]    --> src/naugraph.rs:413:30
[INFO] [stdout]     |
[INFO] [stdout] 413 |             create_complete, create_diamond, create_from_offsets, create_pentagram, graphs::cycle,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `args` is never read
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             args.savemem = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `args` is never read
[INFO] [stdout]   --> src/main.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             args.bipartite = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Graph`
[INFO] [stdout]  --> src/nautil.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |         graph::{self, Graph},
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `args` is never read
[INFO] [stdout]   --> src/main.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             args.squarefree = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mindeg` is never read
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         mindeg = 2;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `G6String`, `g6char::G6Char`, `g6error::G6Error`, `graph6::BIT`, `graph_size`, `level_data::LevelData`, and `maketargetcell_mut`
[INFO] [stdout]   --> src/nauty.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     graph6::BIT,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     gtools::{
[INFO] [stdout] 45 |         g6char::G6Char,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 46 |         g6error::G6Error,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |         g6string::{G6String, graph_size},
[INFO] [stdout]    |                    ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 48 |     },
[INFO] [stdout] 49 |     level_data::LevelData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 50 |     naugraph::isautom,
[INFO] [stdout] 51 |     nautil::{doref_nest, fmperm, maketargetcell, maketargetcell_mut, orbjoin, writeperm},
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::Debug`, `mem`, and `rc::Rc`
[INFO] [stdout]   --> src/nauty.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fmt::Debug,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     mem,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     ops::{Index, IndexMut},
[INFO] [stdout] 65 |     rc::Rc,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graph::Graph`
[INFO] [stdout]  --> src/nauty/partition_nest/partition/cell.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::nauty::{Set, SetTrait, graph::Graph};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Graph` and `partition_nest::partition::cell::Cell`
[INFO] [stdout]  --> src/nauty/partition_nest/partition/cell_mut.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     graph::{self, Graph},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 4 |     partition_nest::partition::cell::Cell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/nauty/partition_nest/partition/cell_mut.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::NonZero`
[INFO] [stdout]  --> src/nauty/partition_nest/partition/partition_cells_iter_mut.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::num::NonZero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Graph`
[INFO] [stdout]  --> src/nauty/test/graphs.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::nauty::graph::{self, Graph};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/nauty/graph.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         todo!();
[INFO] [stdout]     |         ------- any code following this expression is unreachable
[INFO] [stdout] 138 |         self.clone()
[INFO] [stdout]     |         ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/nauty.rs:709:16
[INFO] [stdout]     |
[INFO] [stdout] 670 | ) -> Result<usize, i8> {
[INFO] [stdout]     |      ----------------- expected `Result<usize, i8>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 709 |         return partition.level - 1;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ expected `Result<usize, i8>`, found `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<usize, i8>`
[INFO] [stdout]                found type `usize`
[INFO] [stdout] help: try wrapping the expression in `Ok`
[INFO] [stdout]     |
[INFO] [stdout] 709 |         return Ok(partition.level - 1);
[INFO] [stdout]     |                +++                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/nauty.rs:735:28
[INFO] [stdout]     |
[INFO] [stdout] 672 |       let mut rtnlevel: usize;
[INFO] [stdout]     |                         ----- expected due to this type
[INFO] [stdout] ...
[INFO] [stdout] 735 |                   rtnlevel = firstpathnode_nest(
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 736 | |                     g_arg, partition, active, firstcode, stats, tc_level, firsttc, nauty_env,
[INFO] [stdout] 737 | |                     options, canong_arg,
[INFO] [stdout] 738 | |                 );
[INFO] [stdout]     | |_________________^ expected `usize`, found `Result<usize, i8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `usize`
[INFO] [stdout]                found enum `Result<usize, i8>`
[INFO] [stdout] help: use the `?` operator to extract the `Result<usize, i8>` value, propagating a `Result::Err` value to the caller
[INFO] [stdout]     |
[INFO] [stdout] 738 |                 )?;
[INFO] [stdout]     |                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/nauty.rs:772:5
[INFO] [stdout]     |
[INFO] [stdout] 670 | ) -> Result<usize, i8> {
[INFO] [stdout]     |      ----------------- expected `Result<usize, i8>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 772 |     partition.level - 1
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^ expected `Result<usize, i8>`, found `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<usize, i8>`
[INFO] [stdout]                found type `usize`
[INFO] [stdout] help: try wrapping the expression in `Ok`
[INFO] [stdout]     |
[INFO] [stdout] 772 |     Ok(partition.level - 1)
[INFO] [stdout]     |     +++                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/geng.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     g: &mut graph::Graph,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/geng.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     n: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/geng.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     x: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gx`
[INFO] [stdout]    --> src/geng.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     gx: &mut graph::Graph,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_gx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deg`
[INFO] [stdout]    --> src/geng.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     deg: &[usize],
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_deg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/geng.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     d: bool,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/geng.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     g: &mut graph::Graph,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/geng.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     n: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/geng.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     x: usize,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gx`
[INFO] [stdout]    --> src/geng.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     gx: &mut graph::Graph,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_gx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deg`
[INFO] [stdout]    --> src/geng.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     deg: &[usize],
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_deg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/geng.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     d: bool,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orbits`
[INFO] [stdout]    --> src/geng.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     orbits: &[usize],
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_orbits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `numorbits`
[INFO] [stdout]    --> src/geng.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 172 |     numorbits: usize,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numorbits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stabvertex`
[INFO] [stdout]    --> src/geng.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     stabvertex: usize,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stabvertex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/gtools/g6string.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn from(value: &str) -> Self {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nauty/partition_nest/partition_nest_chunk_by.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn last(mut self) -> Option<Self::Item> {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/nauty/partition_nest/partition_nest_chunk_by_mut.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last(mut self) -> Option<Self::Item> {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> src/nauty.rs:616:5
[INFO] [stdout]     |
[INFO] [stdout] 616 | /     stats.invarsuclevel = if nauty_env.invarsuclevel == NAUTY_INFINITY {
[INFO] [stdout] 617 | |         0
[INFO] [stdout] 618 | |     } else {
[INFO] [stdout] 619 | |         nauty_env.invarsuclevel
[INFO] [stdout] 620 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> src/nauty.rs:621:5
[INFO] [stdout]     |
[INFO] [stdout] 621 |     stats.invapplics = nauty_env.invapplics;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> src/nauty.rs:622:5
[INFO] [stdout]     |
[INFO] [stdout] 622 |     stats.invsuccesses = nauty_env.invsuccesses;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]    --> src/nauty.rs:805:25
[INFO] [stdout]     |
[INFO] [stdout] 805 |     let mut code: u16 = 0;
[INFO] [stdout]     |                         ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 819 |     code = refcode as u16;
[INFO] [stdout]     |     --------------------- `code` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `args` is never read
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             args.savemem = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `args` is never read
[INFO] [stdout]   --> src/main.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             args.bipartite = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `args` is never read
[INFO] [stdout]   --> src/main.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             args.squarefree = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mindeg` is never read
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         mindeg = 2;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_nauty` (bin "rust_nauty" test) due to 5 previous errors; 40 warnings emitted
[INFO] [stderr] warning: unused dependency `log`
[INFO] [stderr]  --> Cargo.toml:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | log = "0.4.33"
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `log`
[INFO] [stderr] warning: `rust_nauty` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789", kill_on_drop: false }`
[INFO] [stdout] 62f07a56debd4f4a06cd57f7005e551c806d4d49de092035be4cc49ee58df789
