[INFO] updating cached repository https://github.com/PatrykStronski/KnapsackProblem
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c941050bad48b4e31df7bc7c3b60cb1df5f8e55a
[INFO] testing PatrykStronski/KnapsackProblem/c941050bad48b4e31df7bc7c3b60cb1df5f8e55a against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrykStronski%2FKnapsackProblem" "/workspace/builds/worker-3/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PatrykStronski/KnapsackProblem on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PatrykStronski/KnapsackProblem
[INFO] finished tweaking git repo https://github.com/PatrykStronski/KnapsackProblem
[INFO] tweaked toml for git repo https://github.com/PatrykStronski/KnapsackProblem written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/PatrykStronski/KnapsackProblem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "ef26d4dcfcafbbd4b37402232fdd29dcf2490b4d5713cca4df81997aa80a101e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef26d4dcfcafbbd4b37402232fdd29dcf2490b4d5713cca4df81997aa80a101e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 588d856a0a136b7f5a31e95f9362364746abc506541f7cecbf594af02bf244c3
[INFO] running `Command { std: "docker" "start" "-a" "588d856a0a136b7f5a31e95f9362364746abc506541f7cecbf594af02bf244c3", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling euclid v0.20.10
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[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling assignment1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_weight`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let max_weight = 19000;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_weight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_size`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let max_size = 19000;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `increment` is never read
[INFO] [stdout]   --> src/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut increment = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `population_size` is never read
[INFO] [stdout]    --> src/main.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     population_size = 800;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/task1.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/task1.rs:78:25
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/task1.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Obj`
[INFO] [stdout]  --> src/task1.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Obj {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_to_file`
[INFO] [stdout]   --> src/task1.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn save_to_file(arr: &mut[Obj],n:u32,w:u32,s:u32, out_file: String) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lower_down`
[INFO] [stdout]   --> src/task1.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn lower_down(current: u32, surplus: f32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_smooth`
[INFO] [stdout]   --> src/task1.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn make_smooth(arr: &mut[Obj], surplus: f32, field: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate_surplus`
[INFO] [stdout]   --> src/task1.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn evaluate_surplus(arr: &mut[Obj], control_p: u32, property: String) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `smooth_set`
[INFO] [stdout]   --> src/task1.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn smooth_set(arr: &mut[Obj], w: u32, s:u32) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_one`
[INFO] [stdout]   --> src/task1.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate`
[INFO] [stdout]   --> src/task1.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn generate(n: usize, max_weight: u32, max_size: u32, output_file: String) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.14s
[INFO] running `Command { std: "docker" "inspect" "588d856a0a136b7f5a31e95f9362364746abc506541f7cecbf594af02bf244c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588d856a0a136b7f5a31e95f9362364746abc506541f7cecbf594af02bf244c3", kill_on_drop: false }`
[INFO] [stdout] 588d856a0a136b7f5a31e95f9362364746abc506541f7cecbf594af02bf244c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f5965db731360ebf3f96ee22eda7fe0e585ba8320a8f5db57412878ca70d91b
[INFO] running `Command { std: "docker" "start" "-a" "4f5965db731360ebf3f96ee22eda7fe0e585ba8320a8f5db57412878ca70d91b", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_weight`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let max_weight = 19000;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_weight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_size`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let max_size = 19000;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `increment` is never read
[INFO] [stdout]   --> src/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut increment = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `population_size` is never read
[INFO] [stdout]    --> src/main.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     population_size = 800;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/task1.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/task1.rs:78:25
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/task1.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Obj`
[INFO] [stdout]  --> src/task1.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Obj {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_to_file`
[INFO] [stdout]   --> src/task1.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn save_to_file(arr: &mut[Obj],n:u32,w:u32,s:u32, out_file: String) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lower_down`
[INFO] [stdout]   --> src/task1.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn lower_down(current: u32, surplus: f32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_smooth`
[INFO] [stdout]   --> src/task1.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn make_smooth(arr: &mut[Obj], surplus: f32, field: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate_surplus`
[INFO] [stdout]   --> src/task1.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn evaluate_surplus(arr: &mut[Obj], control_p: u32, property: String) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `smooth_set`
[INFO] [stdout]   --> src/task1.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn smooth_set(arr: &mut[Obj], w: u32, s:u32) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_one`
[INFO] [stdout]   --> src/task1.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate`
[INFO] [stdout]   --> src/task1.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn generate(n: usize, max_weight: u32, max_size: u32, output_file: String) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "4f5965db731360ebf3f96ee22eda7fe0e585ba8320a8f5db57412878ca70d91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5965db731360ebf3f96ee22eda7fe0e585ba8320a8f5db57412878ca70d91b", kill_on_drop: false }`
[INFO] [stdout] 4f5965db731360ebf3f96ee22eda7fe0e585ba8320a8f5db57412878ca70d91b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02e9b757cec68e90d89cdaacbdb898584fa2d1096b4c9f809c7445c4e0330634
[INFO] running `Command { std: "docker" "start" "-a" "02e9b757cec68e90d89cdaacbdb898584fa2d1096b4c9f809c7445c4e0330634", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `max_weight`
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let max_weight = 19000;
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_weight`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_size`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let max_size = 19000;
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_size`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `increment` is never read
[INFO] [stderr]   --> src/main.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut increment = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `population_size` is never read
[INFO] [stderr]    --> src/main.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     population_size = 800;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/task1.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]   --> src/task1.rs:78:25
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/task1.rs:78:33
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stderr]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Obj`
[INFO] [stderr]  --> src/task1.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Obj {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_to_file`
[INFO] [stderr]   --> src/task1.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn save_to_file(arr: &mut[Obj],n:u32,w:u32,s:u32, out_file: String) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lower_down`
[INFO] [stderr]   --> src/task1.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn lower_down(current: u32, surplus: f32) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_smooth`
[INFO] [stderr]   --> src/task1.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn make_smooth(arr: &mut[Obj], surplus: f32, field: String) {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `evaluate_surplus`
[INFO] [stderr]   --> src/task1.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn evaluate_surplus(arr: &mut[Obj], control_p: u32, property: String) -> f32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `smooth_set`
[INFO] [stderr]   --> src/task1.rs:64:4
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn smooth_set(arr: &mut[Obj], w: u32, s:u32) {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate_one`
[INFO] [stderr]   --> src/task1.rs:78:4
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn generate_one(n: u32, w: u32, s:u32) -> Obj {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate`
[INFO] [stderr]   --> src/task1.rs:93:8
[INFO] [stderr]    |
[INFO] [stderr] 93 | pub fn generate(n: usize, max_weight: u32, max_size: u32, output_file: String) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `assignment1` (bin "assignment1" test) generated 15 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assignment1-a24a304013c02ff5)
[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" "02e9b757cec68e90d89cdaacbdb898584fa2d1096b4c9f809c7445c4e0330634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02e9b757cec68e90d89cdaacbdb898584fa2d1096b4c9f809c7445c4e0330634", kill_on_drop: false }`
[INFO] [stdout] 02e9b757cec68e90d89cdaacbdb898584fa2d1096b4c9f809c7445c4e0330634