[INFO] cloning repository https://github.com/isla-fletcher/Single-Particle-Discrete-PDF
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isla-fletcher/Single-Particle-Discrete-PDF" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisla-fletcher%2FSingle-Particle-Discrete-PDF", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisla-fletcher%2FSingle-Particle-Discrete-PDF'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfacc56a803364748c01ff5f066d365d790eafe5
[INFO] testing isla-fletcher/Single-Particle-Discrete-PDF against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisla-fletcher%2FSingle-Particle-Discrete-PDF" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/isla-fletcher/Single-Particle-Discrete-PDF on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/isla-fletcher/Single-Particle-Discrete-PDF
[INFO] finished tweaking git repo https://github.com/isla-fletcher/Single-Particle-Discrete-PDF
[INFO] tweaked toml for git repo https://github.com/isla-fletcher/Single-Particle-Discrete-PDF written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/isla-fletcher/Single-Particle-Discrete-PDF 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" "+414482f6a0d4e7290f614300581a0b55442552a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png_encode_mini v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d646a620bf5d78d5df5b8638aeda4a819967e8daf2d7340292979c9d98b53828
[INFO] running `Command { std: "docker" "start" "-a" "d646a620bf5d78d5df5b8638aeda4a819967e8daf2d7340292979c9d98b53828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d646a620bf5d78d5df5b8638aeda4a819967e8daf2d7340292979c9d98b53828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d646a620bf5d78d5df5b8638aeda4a819967e8daf2d7340292979c9d98b53828", kill_on_drop: false }`
[INFO] [stdout] d646a620bf5d78d5df5b8638aeda4a819967e8daf2d7340292979c9d98b53828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9e524af1bcd7ddd7e8baa7811b0fae6a46349935ac77ac475dc8897a7842fa3
[INFO] running `Command { std: "docker" "start" "-a" "d9e524af1bcd7ddd7e8baa7811b0fae6a46349935ac77ac475dc8897a7842fa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling png_encode_mini v0.1.2
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling noise v0.9.0
[INFO] [stderr]    Compiling discrete_pdf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `E`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{array::from_fn, f64::consts::{E, PI}, fs::File, thread};
[INFO] [stdout]   |                                         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write_rgba_from_u8`
[INFO] [stdout]  --> src/main.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | use png_encode_mini::{write_rgba_from_u32, write_rgba_from_u8};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_basic_pdf`
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let sample_basic_pdf = |x| pdf_normal(x, u, var);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_basic_pdf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `contour`
[INFO] [stdout]    --> src/main.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let contour = 
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_i`
[INFO] [stdout]    --> src/main.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let x_i = (x[0] / dx) as usize + WIDTH * (x[1] / dy) as usize;
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_x_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u_i`
[INFO] [stdout]    --> src/main.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let u_i = (u_[0] / dx) as usize + WIDTH * (u_[1] / dy) as usize;
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_u_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sample_noise` is never used
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn sample_noise<const W : usize, const H : usize>(dx : f64, dy : f64) -> [[f64; W]; H] {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dx` should have an upper case name
[INFO] [stdout]   --> src/main.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 |     const dx : f64 = 0.025;
[INFO] [stdout]    |           ^^ help: convert the identifier to upper case: `DX`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dy` should have an upper case name
[INFO] [stdout]   --> src/main.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |     const dy : f64 = 0.025;
[INFO] [stdout]    |           ^^ help: convert the identifier to upper case: `DY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `u` should have an upper case name
[INFO] [stdout]   --> src/main.rs:94:11
[INFO] [stdout]    |
[INFO] [stdout] 94 |     const u : [f64;2] = [WIDTH as f64 * 0.5 * dx, HEIGHT as f64 * 0.5 * dy];
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `var` should have an upper case name
[INFO] [stdout]   --> src/main.rs:95:11
[INFO] [stdout]    |
[INFO] [stdout] 95 |     const var : f64 = 0.10;
[INFO] [stdout]    |           ^^^ help: convert the identifier to upper case: `VAR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         write_rgba_from_u32(&mut file, to_rgba_u32(iter_access).as_ref(), WIDTH as _, HEIGHT as _);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let _ = write_rgba_from_u32(&mut file, to_rgba_u32(iter_access).as_ref(), WIDTH as _, HEIGHT as _);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "d9e524af1bcd7ddd7e8baa7811b0fae6a46349935ac77ac475dc8897a7842fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e524af1bcd7ddd7e8baa7811b0fae6a46349935ac77ac475dc8897a7842fa3", kill_on_drop: false }`
[INFO] [stdout] d9e524af1bcd7ddd7e8baa7811b0fae6a46349935ac77ac475dc8897a7842fa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85aaa7d328c91dfe3d60b1a369f673e4ea432719d9206a7621f8229123951496
[INFO] running `Command { std: "docker" "start" "-a" "85aaa7d328c91dfe3d60b1a369f673e4ea432719d9206a7621f8229123951496", kill_on_drop: false }`
[INFO] [stderr]    Compiling discrete_pdf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `E`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{array::from_fn, f64::consts::{E, PI}, fs::File, thread};
[INFO] [stdout]   |                                         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write_rgba_from_u8`
[INFO] [stdout]  --> src/main.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | use png_encode_mini::{write_rgba_from_u32, write_rgba_from_u8};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_basic_pdf`
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let sample_basic_pdf = |x| pdf_normal(x, u, var);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_basic_pdf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `contour`
[INFO] [stdout]    --> src/main.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let contour = 
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_i`
[INFO] [stdout]    --> src/main.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let x_i = (x[0] / dx) as usize + WIDTH * (x[1] / dy) as usize;
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_x_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u_i`
[INFO] [stdout]    --> src/main.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let u_i = (u_[0] / dx) as usize + WIDTH * (u_[1] / dy) as usize;
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_u_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sample_noise` is never used
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn sample_noise<const W : usize, const H : usize>(dx : f64, dy : f64) -> [[f64; W]; H] {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dx` should have an upper case name
[INFO] [stdout]   --> src/main.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 |     const dx : f64 = 0.025;
[INFO] [stdout]    |           ^^ help: convert the identifier to upper case: `DX`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dy` should have an upper case name
[INFO] [stdout]   --> src/main.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |     const dy : f64 = 0.025;
[INFO] [stdout]    |           ^^ help: convert the identifier to upper case: `DY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `u` should have an upper case name
[INFO] [stdout]   --> src/main.rs:94:11
[INFO] [stdout]    |
[INFO] [stdout] 94 |     const u : [f64;2] = [WIDTH as f64 * 0.5 * dx, HEIGHT as f64 * 0.5 * dy];
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `var` should have an upper case name
[INFO] [stdout]   --> src/main.rs:95:11
[INFO] [stdout]    |
[INFO] [stdout] 95 |     const var : f64 = 0.10;
[INFO] [stdout]    |           ^^^ help: convert the identifier to upper case: `VAR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         write_rgba_from_u32(&mut file, to_rgba_u32(iter_access).as_ref(), WIDTH as _, HEIGHT as _);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let _ = write_rgba_from_u32(&mut file, to_rgba_u32(iter_access).as_ref(), WIDTH as _, HEIGHT as _);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "85aaa7d328c91dfe3d60b1a369f673e4ea432719d9206a7621f8229123951496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85aaa7d328c91dfe3d60b1a369f673e4ea432719d9206a7621f8229123951496", kill_on_drop: false }`
[INFO] [stdout] 85aaa7d328c91dfe3d60b1a369f673e4ea432719d9206a7621f8229123951496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd27028e0fcc5e211cf5c823b81cc5dceb142c54d8c2bbc82920dca70ec54a6e
[INFO] running `Command { std: "docker" "start" "-a" "fd27028e0fcc5e211cf5c823b81cc5dceb142c54d8c2bbc82920dca70ec54a6e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `E`
[INFO] [stderr]  --> src/main.rs:1:41
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{array::from_fn, f64::consts::{E, PI}, fs::File, thread};
[INFO] [stderr]   |                                         ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `write_rgba_from_u8`
[INFO] [stderr]  --> src/main.rs:4:44
[INFO] [stderr]   |
[INFO] [stderr] 4 | use png_encode_mini::{write_rgba_from_u32, write_rgba_from_u8};
[INFO] [stderr]   |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sample_basic_pdf`
[INFO] [stderr]   --> src/main.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let sample_basic_pdf = |x| pdf_normal(x, u, var);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_basic_pdf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `contour`
[INFO] [stderr]    --> src/main.rs:108:17
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let contour = 
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contour`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_i`
[INFO] [stderr]    --> src/main.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let x_i = (x[0] / dx) as usize + WIDTH * (x[1] / dy) as usize;
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_x_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u_i`
[INFO] [stderr]    --> src/main.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let u_i = (u_[0] / dx) as usize + WIDTH * (u_[1] / dy) as usize;
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_u_i`
[INFO] [stderr] 
[INFO] [stderr] warning: function `sample_noise` is never used
[INFO] [stderr]  --> src/main.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn sample_noise<const W : usize, const H : usize>(dx : f64, dy : f64) -> [[f64; W]; H] {
[INFO] [stderr]   |    ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `dx` should have an upper case name
[INFO] [stderr]   --> src/main.rs:92:11
[INFO] [stderr]    |
[INFO] [stderr] 92 |     const dx : f64 = 0.025;
[INFO] [stderr]    |           ^^ help: convert the identifier to upper case: `DX`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `dy` should have an upper case name
[INFO] [stderr]   --> src/main.rs:93:11
[INFO] [stderr]    |
[INFO] [stderr] 93 |     const dy : f64 = 0.025;
[INFO] [stderr]    |           ^^ help: convert the identifier to upper case: `DY`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `u` should have an upper case name
[INFO] [stderr]   --> src/main.rs:94:11
[INFO] [stderr]    |
[INFO] [stderr] 94 |     const u : [f64;2] = [WIDTH as f64 * 0.5 * dx, HEIGHT as f64 * 0.5 * dy];
[INFO] [stderr]    |           ^ help: convert the identifier to upper case (notice the capitalization): `U`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `var` should have an upper case name
[INFO] [stderr]   --> src/main.rs:95:11
[INFO] [stderr]    |
[INFO] [stderr] 95 |     const var : f64 = 0.10;
[INFO] [stderr]    |           ^^^ help: convert the identifier to upper case: `VAR`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         write_rgba_from_u32(&mut file, to_rgba_u32(iter_access).as_ref(), WIDTH as _, HEIGHT as _);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let _ = write_rgba_from_u32(&mut file, to_rgba_u32(iter_access).as_ref(), WIDTH as _, HEIGHT as _);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `discrete_pdf` (bin "discrete_pdf" test) generated 12 warnings (run `cargo fix --bin "discrete_pdf" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/discrete_pdf-32c1006c994c003e)
[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" "fd27028e0fcc5e211cf5c823b81cc5dceb142c54d8c2bbc82920dca70ec54a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd27028e0fcc5e211cf5c823b81cc5dceb142c54d8c2bbc82920dca70ec54a6e", kill_on_drop: false }`
[INFO] [stdout] fd27028e0fcc5e211cf5c823b81cc5dceb142c54d8c2bbc82920dca70ec54a6e