[INFO] cloning repository https://github.com/burbokop/genetic2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/burbokop/genetic2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburbokop%2Fgenetic2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburbokop%2Fgenetic2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a11640f4a61f6431190c545f55fd34819e2e3f86
[INFO] checking burbokop/genetic2 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburbokop%2Fgenetic2" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/burbokop/genetic2 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/burbokop/genetic2
[INFO] finished tweaking git repo https://github.com/burbokop/genetic2
[INFO] tweaked toml for git repo https://github.com/burbokop/genetic2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08d3b0313a87155ec712539f02dab734a3f1f1d1f7ec2efe03a2ae1f18ee730e
[INFO] running `Command { std: "docker" "start" "-a" "08d3b0313a87155ec712539f02dab734a3f1f1d1f7ec2efe03a2ae1f18ee730e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d3b0313a87155ec712539f02dab734a3f1f1d1f7ec2efe03a2ae1f18ee730e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d3b0313a87155ec712539f02dab734a3f1f1d1f7ec2efe03a2ae1f18ee730e", kill_on_drop: false }`
[INFO] [stdout] 08d3b0313a87155ec712539f02dab734a3f1f1d1f7ec2efe03a2ae1f18ee730e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72925cdb55ea990660f25fcf92897243df2af70e092ad036bb7e6b9ffe39a754
[INFO] running `Command { std: "docker" "start" "-a" "72925cdb55ea990660f25fcf92897243df2af70e092ad036bb7e6b9ffe39a754", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[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]     Checking chromosome v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `generate_average` is never used
[INFO] [stdout]   --> src/cascade_sum.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl CascadeSum {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn generate_average<R: rand::RngCore>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/cascade_sum.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[warn(dead_code)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_average` is never used
[INFO] [stdout]   --> src/cascade_sum.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl CascadeSum {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn generate_average<R: rand::RngCore>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/cascade_sum.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[warn(dead_code)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "72925cdb55ea990660f25fcf92897243df2af70e092ad036bb7e6b9ffe39a754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72925cdb55ea990660f25fcf92897243df2af70e092ad036bb7e6b9ffe39a754", kill_on_drop: false }`
[INFO] [stdout] 72925cdb55ea990660f25fcf92897243df2af70e092ad036bb7e6b9ffe39a754
[INFO] checking burbokop/genetic2 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburbokop%2Fgenetic2" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/burbokop/genetic2 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/burbokop/genetic2
[INFO] finished tweaking git repo https://github.com/burbokop/genetic2
[INFO] tweaked toml for git repo https://github.com/burbokop/genetic2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65113f4da73ad25221dcad1b07798b6e4e6c6d7db10dc35d8b89b7bd35cc3edd
[INFO] running `Command { std: "docker" "start" "-a" "65113f4da73ad25221dcad1b07798b6e4e6c6d7db10dc35d8b89b7bd35cc3edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65113f4da73ad25221dcad1b07798b6e4e6c6d7db10dc35d8b89b7bd35cc3edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65113f4da73ad25221dcad1b07798b6e4e6c6d7db10dc35d8b89b7bd35cc3edd", kill_on_drop: false }`
[INFO] [stdout] 65113f4da73ad25221dcad1b07798b6e4e6c6d7db10dc35d8b89b7bd35cc3edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a8f17c919027d7a2b035980e0f741967d9bc01e4903e6e004e49bbc11b4a3d8
[INFO] running `Command { std: "docker" "start" "-a" "7a8f17c919027d7a2b035980e0f741967d9bc01e4903e6e004e49bbc11b4a3d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[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]     Checking chromosome v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/cascade_sum.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |             for i in 0..self.vec.len() - 1 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/cascade_sum.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |         for _ in 0..size {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/chromosome.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |             genes: (0..size)
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/chromosome.rs:80:43
[INFO] [stdout]    |
[INFO] [stdout] 80 |                         .chain(that.genes[point..].iter().cloned())
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/chromosome.rs:87:43
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         .chain(self.genes[point..].iter().cloned())
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/chromosome.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 rng.gen_range(0..(len - 1))
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/chromosome.rs:163:33
[INFO] [stdout]     |
[INFO] [stdout] 163 |         for gene in &self.genes[0..self.genes.len() - 1] {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/simulator.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |         for _i in 0..self.iteration_limit {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/utils.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for i in (0..result.len() - 1).step_by(2) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/cascade_sum.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |             for i in 0..self.vec.len() - 1 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/cascade_sum.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |         for _ in 0..size {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/chromosome.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |             genes: (0..size)
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/chromosome.rs:80:43
[INFO] [stdout]    |
[INFO] [stdout] 80 |                         .chain(that.genes[point..].iter().cloned())
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/chromosome.rs:87:43
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         .chain(self.genes[point..].iter().cloned())
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/chromosome.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 rng.gen_range(0..(len - 1))
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/chromosome.rs:163:33
[INFO] [stdout]     |
[INFO] [stdout] 163 |         for gene in &self.genes[0..self.genes.len() - 1] {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/simulator.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |         for _i in 0..self.iteration_limit {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/utils.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for i in (0..result.len() - 1).step_by(2) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_average` is never used
[INFO] [stdout]   --> src/cascade_sum.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl CascadeSum {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn generate_average<R: rand::RngCore>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/cascade_sum.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[warn(dead_code)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: public trait impl involving `Range` type
[INFO] [stdout]    --> src/chromosome.rs:124:58
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl<T: SampleUniform + PartialOrd> Superposition<T> for Range<T> {
[INFO] [stdout]     |                                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D trait-impl-range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_average` is never used
[INFO] [stdout]   --> src/cascade_sum.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl CascadeSum {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn generate_average<R: rand::RngCore>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/cascade_sum.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[warn(dead_code)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chromosome` (lib) due to 2 previous errors; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7a8f17c919027d7a2b035980e0f741967d9bc01e4903e6e004e49bbc11b4a3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8f17c919027d7a2b035980e0f741967d9bc01e4903e6e004e49bbc11b4a3d8", kill_on_drop: false }`
[INFO] [stdout] 7a8f17c919027d7a2b035980e0f741967d9bc01e4903e6e004e49bbc11b4a3d8
