[INFO] cloning repository https://github.com/Jamesinit/shorelark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jamesinit/shorelark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesinit%2Fshorelark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesinit%2Fshorelark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff611dd70bcfecb1bebbb810d06cce499652969e
[INFO] testing Jamesinit/shorelark against beta-2023-10-04 for beta-1.74-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesinit%2Fshorelark" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jamesinit/shorelark on toolchain beta-2023-10-04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-10-04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jamesinit/shorelark
[INFO] finished tweaking git repo https://github.com/Jamesinit/shorelark
[INFO] tweaked toml for git repo https://github.com/Jamesinit/shorelark written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Jamesinit/shorelark 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" "+beta-2023-10-04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fe1d224a06bf7ce10479d0c3fe102142ca96a5f556ce0c8fdadd8c5958a5969
[INFO] running `Command { std: "docker" "start" "-a" "2fe1d224a06bf7ce10479d0c3fe102142ca96a5f556ce0c8fdadd8c5958a5969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fe1d224a06bf7ce10479d0c3fe102142ca96a5f556ce0c8fdadd8c5958a5969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe1d224a06bf7ce10479d0c3fe102142ca96a5f556ce0c8fdadd8c5958a5969", kill_on_drop: false }`
[INFO] [stdout] 2fe1d224a06bf7ce10479d0c3fe102142ca96a5f556ce0c8fdadd8c5958a5969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-04" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a503012ce339856c6b63d63a1aeb09bc1b68a54be61e1d538198822745376c5b
[INFO] running `Command { std: "docker" "start" "-a" "a503012ce339856c6b63d63a1aeb09bc1b68a54be61e1d538198822745376c5b", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling neural-network v0.1.0 (/opt/rustwide/workdir/libs/neural-network)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> libs/neural-network/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let bias = todo!();
[INFO] [stdout]    |                    ------- any code following this expression is unreachable
[INFO] [stdout] 64 |
[INFO] [stdout] 65 |         let weights = (0..output_size).map(|_| todo!()).collect();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neurons_per_layer`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn random(neurons_per_layer: Vec<usize>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neurons_per_layer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bias`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let bias = todo!();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_bias`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_size`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:62:19
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Layer` is more private than the item `Network::new`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(layers: Vec<Layer>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Network::new` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Layer` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Layer {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn random(input_neurons: usize, output_neurons: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Neuron {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "a503012ce339856c6b63d63a1aeb09bc1b68a54be61e1d538198822745376c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a503012ce339856c6b63d63a1aeb09bc1b68a54be61e1d538198822745376c5b", kill_on_drop: false }`
[INFO] [stdout] a503012ce339856c6b63d63a1aeb09bc1b68a54be61e1d538198822745376c5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-04" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a202b2c34ba6d72e57fa9e788dc8f929f99c6b341ed25dbd475b0a3471738078
[INFO] running `Command { std: "docker" "start" "-a" "a202b2c34ba6d72e57fa9e788dc8f929f99c6b341ed25dbd475b0a3471738078", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> libs/neural-network/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let bias = todo!();
[INFO] [stdout]    |                    ------- any code following this expression is unreachable
[INFO] [stdout] 64 |
[INFO] [stdout] 65 |         let weights = (0..output_size).map(|_| todo!()).collect();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neurons_per_layer`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn random(neurons_per_layer: Vec<usize>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neurons_per_layer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bias`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let bias = todo!();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_bias`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_size`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:62:19
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Layer` is more private than the item `Network::new`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(layers: Vec<Layer>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Network::new` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Layer` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Layer {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn random(input_neurons: usize, output_neurons: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Neuron {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling neural-network v0.1.0 (/opt/rustwide/workdir/libs/neural-network)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> libs/neural-network/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let bias = todo!();
[INFO] [stdout]    |                    ------- any code following this expression is unreachable
[INFO] [stdout] 64 |
[INFO] [stdout] 65 |         let weights = (0..output_size).map(|_| todo!()).collect();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neurons_per_layer`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn random(neurons_per_layer: Vec<usize>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neurons_per_layer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bias`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let bias = todo!();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_bias`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_size`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:62:19
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Layer` is more private than the item `Network::new`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(layers: Vec<Layer>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Network::new` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Layer` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Layer {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn random(input_neurons: usize, output_neurons: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> libs/neural-network/src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Neuron {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a202b2c34ba6d72e57fa9e788dc8f929f99c6b341ed25dbd475b0a3471738078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a202b2c34ba6d72e57fa9e788dc8f929f99c6b341ed25dbd475b0a3471738078", kill_on_drop: false }`
[INFO] [stdout] a202b2c34ba6d72e57fa9e788dc8f929f99c6b341ed25dbd475b0a3471738078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-04" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57cff1628b893b777fa830f1b11dee68be3b27ae66cfadeebaea194860417a8a
[INFO] running `Command { std: "docker" "start" "-a" "57cff1628b893b777fa830f1b11dee68be3b27ae66cfadeebaea194860417a8a", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `std::fmt::format`
[INFO] [stderr]  --> libs/neural-network/src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::format;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let bias = todo!();
[INFO] [stderr]    |                    ------- any code following this expression is unreachable
[INFO] [stderr] 64 |
[INFO] [stderr] 65 |         let weights = (0..output_size).map(|_| todo!()).collect();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `neurons_per_layer`
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn random(neurons_per_layer: Vec<usize>) -> Self {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neurons_per_layer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bias`
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let bias = todo!();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_bias`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output_size`
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:62:19
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stderr]    |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_size`
[INFO] [stderr] 
[INFO] [stderr] warning: type `Layer` is more private than the item `Network::new`
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new(layers: Vec<Layer>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Network::new` is reachable at visibility `pub`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `Layer` is only usable at visibility `pub(crate)`
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | struct Layer {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `random` is never used
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl Layer {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn random(input_neurons: usize, output_neurons: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `random` is never used
[INFO] [stderr]   --> libs/neural-network/src/lib.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 52 | impl Neuron {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 62 |     pub fn random(output_size: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `neural-network` (lib) generated 8 warnings (run `cargo fix --lib -p neural-network` to apply 4 suggestions)
[INFO] [stderr] warning: `neural-network` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neural_network-0f78f8610f5d20a1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neural-network
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57cff1628b893b777fa830f1b11dee68be3b27ae66cfadeebaea194860417a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57cff1628b893b777fa830f1b11dee68be3b27ae66cfadeebaea194860417a8a", kill_on_drop: false }`
[INFO] [stdout] 57cff1628b893b777fa830f1b11dee68be3b27ae66cfadeebaea194860417a8a