[INFO] cloning repository https://github.com/BenKarcher/montecarlo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenKarcher/montecarlo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenKarcher%2Fmontecarlo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenKarcher%2Fmontecarlo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25360f6b84d37665b7fc89935d46662d3b8c3452
[INFO] checking BenKarcher/montecarlo against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenKarcher%2Fmontecarlo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BenKarcher/montecarlo on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BenKarcher/montecarlo
[INFO] finished tweaking git repo https://github.com/BenKarcher/montecarlo
[INFO] tweaked toml for git repo https://github.com/BenKarcher/montecarlo written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BenKarcher/montecarlo 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded id_collections_derive v0.1.0
[INFO] [stderr]   Downloaded id_collections v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ac1be9927ab45790b41d0dcb04b92363c99db8d10b5738a530e01f62e02e37
[INFO] running `Command { std: "docker" "start" "-a" "d2ac1be9927ab45790b41d0dcb04b92363c99db8d10b5738a530e01f62e02e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ac1be9927ab45790b41d0dcb04b92363c99db8d10b5738a530e01f62e02e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ac1be9927ab45790b41d0dcb04b92363c99db8d10b5738a530e01f62e02e37", kill_on_drop: false }`
[INFO] [stdout] d2ac1be9927ab45790b41d0dcb04b92363c99db8d10b5738a530e01f62e02e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 091c5e90d19607d55f7337da973c95a35e3b6e6f2f6d8987ed7b303f861dea6d
[INFO] running `Command { std: "docker" "start" "-a" "091c5e90d19607d55f7337da973c95a35e3b6e6f2f6d8987ed7b303f861dea6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling id_collections_derive v0.1.0
[INFO] [stderr]     Checking id_collections v1.0.1
[INFO] [stderr]     Checking montecarlo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `mem::swap` and `vec`
[INFO] [stdout]  --> src/lattice.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{mem::swap, vec};
[INFO] [stdout]   |           ^^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Even_Site_Id` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Even_Site_Id(pub usize);
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EvenSiteId`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Odd_Site_Id` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct Odd_Site_Id(pub usize);
[INFO] [stdout]     |            ^^^^^^^^^^^ help: convert the identifier to upper camel case: `OddSiteId`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Site_Id` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub enum Site_Id {
[INFO] [stdout]     |          ^^^^^^^ help: convert the identifier to upper camel case: `SiteId`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Bipartite_Id_Vec` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct Bipartite_Id_Vec<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BipartiteIdVec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Id`
[INFO] [stdout]  --> src/state.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use id_collections::{id_type, Id, IdVec};
[INFO] [stdout]   |                               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rngs::ThreadRng`
[INFO] [stdout]  --> src/stats.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{rngs::ThreadRng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rngs::ThreadRng`
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{rngs::ThreadRng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mem::swap` and `vec`
[INFO] [stdout]  --> src/lattice.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{mem::swap, vec};
[INFO] [stdout]   |           ^^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Even_Site_Id` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Even_Site_Id(pub usize);
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EvenSiteId`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Odd_Site_Id` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct Odd_Site_Id(pub usize);
[INFO] [stdout]     |            ^^^^^^^^^^^ help: convert the identifier to upper camel case: `OddSiteId`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Site_Id` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub enum Site_Id {
[INFO] [stdout]     |          ^^^^^^^ help: convert the identifier to upper camel case: `SiteId`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Bipartite_Id_Vec` should have an upper camel case name
[INFO] [stdout]    --> src/lattice.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct Bipartite_Id_Vec<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BipartiteIdVec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Id`
[INFO] [stdout]  --> src/state.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use id_collections::{id_type, Id, IdVec};
[INFO] [stdout]   |                               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rngs::ThreadRng`
[INFO] [stdout]  --> src/stats.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{rngs::ThreadRng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rngs::ThreadRng`
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{rngs::ThreadRng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/main.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{rngs::ThreadRng, Rng};
[INFO] [stdout]   |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/main.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{rngs::ThreadRng, Rng};
[INFO] [stdout]   |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/state.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let mut nloop = 40;
[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: unused variable: `sm`
[INFO] [stdout]   --> src/main.rs:89:34
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     let (energy, sm) = s.sample(40, *beta, *j, rng);
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_sm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `energy`
[INFO] [stdout]    --> src/main.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let (energy, sm) = s.sample(40, beta, *j, rng);
[INFO] [stdout]     |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_energy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `get_mut`, and `set` are never used
[INFO] [stdout]    --> src/lattice.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<T> Bipartite_Id_Vec<T> {
[INFO] [stdout]     | --------------------------- associated items in this implementation
[INFO] [stdout] 134 |     pub fn new() -> Bipartite_Id_Vec<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn get(&self, site_id: Site_Id) -> &T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn get_mut(&mut self, site_id: Site_Id) -> &mut T {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn set(&mut self, site_id: Site_Id, value: T) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ls` should have a snake case name
[INFO] [stdout]    --> src/main.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let Ls = vec![2, 4, 6, 8];
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `ls`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L_idx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |         for (L_idx, L) in Ls.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^ help: convert the identifier to snake case: `l_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:21
[INFO] [stdout]     |
[INFO] [stdout] 111 |         for (L_idx, L) in Ls.iter().enumerate() {
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/state.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let mut nloop = 40;
[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: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |             last.even.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let _ = last.even.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |             last.odd.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let _ = last.odd.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 self.path.push(None);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let _ = self.path.push(None);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:331:13
[INFO] [stdout]     |
[INFO] [stdout] 331 |             alpha_even.push(rng.gen());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let _ = alpha_even.push(rng.gen());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |             alpha_odd.push(rng.gen());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |             let _ = alpha_odd.push(rng.gen());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |             path.push(None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 338 |             let _ = path.push(None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sm`
[INFO] [stdout]   --> src/main.rs:89:34
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     let (energy, sm) = s.sample(40, *beta, *j, rng);
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_sm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `energy`
[INFO] [stdout]    --> src/main.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let (energy, sm) = s.sample(40, beta, *j, rng);
[INFO] [stdout]     |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_energy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `get_mut`, and `set` are never used
[INFO] [stdout]    --> src/lattice.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<T> Bipartite_Id_Vec<T> {
[INFO] [stdout]     | --------------------------- associated items in this implementation
[INFO] [stdout] 134 |     pub fn new() -> Bipartite_Id_Vec<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn get(&self, site_id: Site_Id) -> &T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn get_mut(&mut self, site_id: Site_Id) -> &mut T {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn set(&mut self, site_id: Site_Id, value: T) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ls` should have a snake case name
[INFO] [stdout]    --> src/main.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let Ls = vec![2, 4, 6, 8];
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `ls`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L_idx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |         for (L_idx, L) in Ls.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^ help: convert the identifier to snake case: `l_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:21
[INFO] [stdout]     |
[INFO] [stdout] 111 |         for (L_idx, L) in Ls.iter().enumerate() {
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |             last.even.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let _ = last.even.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |             last.odd.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let _ = last.odd.push(OperatorId(usize::MAX));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 self.path.push(None);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let _ = self.path.push(None);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:331:13
[INFO] [stdout]     |
[INFO] [stdout] 331 |             alpha_even.push(rng.gen());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let _ = alpha_even.push(rng.gen());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |             alpha_odd.push(rng.gen());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |             let _ = alpha_odd.push(rng.gen());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `IdVec::<I, T>::push` that must be used
[INFO] [stdout]    --> src/state.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |             path.push(None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 338 |             let _ = path.push(None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "091c5e90d19607d55f7337da973c95a35e3b6e6f2f6d8987ed7b303f861dea6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091c5e90d19607d55f7337da973c95a35e3b6e6f2f6d8987ed7b303f861dea6d", kill_on_drop: false }`
[INFO] [stdout] 091c5e90d19607d55f7337da973c95a35e3b6e6f2f6d8987ed7b303f861dea6d
