[INFO] cloning repository https://github.com/TrolledWoods/CruelSynth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrolledWoods/CruelSynth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FCruelSynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FCruelSynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebd70b997cd4ce7860b57747838255a27fbfdf3f
[INFO] checking TrolledWoods/CruelSynth against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FCruelSynth" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrolledWoods/CruelSynth on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TrolledWoods/CruelSynth
[INFO] finished tweaking git repo https://github.com/TrolledWoods/CruelSynth
[INFO] tweaked toml for git repo https://github.com/TrolledWoods/CruelSynth written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/TrolledWoods/CruelSynth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ee4f9e4edb5520a14fecafcd60a0782da934ccaf5b6f7a3bdf87fd45dd3e40c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9ee4f9e4edb5520a14fecafcd60a0782da934ccaf5b6f7a3bdf87fd45dd3e40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee4f9e4edb5520a14fecafcd60a0782da934ccaf5b6f7a3bdf87fd45dd3e40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee4f9e4edb5520a14fecafcd60a0782da934ccaf5b6f7a3bdf87fd45dd3e40c", kill_on_drop: false }`
[INFO] [stdout] 9ee4f9e4edb5520a14fecafcd60a0782da934ccaf5b6f7a3bdf87fd45dd3e40c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00fdc9c1798f347b4a2e342501f9afc13e37549d677dbf8fc95bab36d1a92563
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00fdc9c1798f347b4a2e342501f9afc13e37549d677dbf8fc95bab36d1a92563", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking cruel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `MaybeId`, `NodeKind`, `Probe`
[INFO] [stdout]  --> src/synth/execution_data.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::{ NodeKind, Node, MAX_INPUTS, Synth, Id, MaybeId, Probe };
[INFO] [stdout]   |              ^^^^^^^^                               ^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MaybeId`, `NodeKind`, `Probe`
[INFO] [stdout]  --> src/synth/execution_data.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::{ NodeKind, Node, MAX_INPUTS, Synth, Id, MaybeId, Probe };
[INFO] [stdout]   |              ^^^^^^^^                               ^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/lang/compile.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lang::parser::{ self, Node, CommandNode, ExpressionNode };
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operator::Operator`
[INFO] [stdout]  --> src/lang/compile.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::operator::Operator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use std::path::{ Path, PathBuf };
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Path` is imported redundantly
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::Path;
[INFO] [stdout]   |     --------------- the item `Path` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use std::path::{ Path, PathBuf };
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operator::Operator`
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         use operator::Operator;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for i in (0..(48000.0 * time) as usize) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/lang/compile.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lang::parser::{ self, Node, CommandNode, ExpressionNode };
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operator::Operator`
[INFO] [stdout]  --> src/lang/compile.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::operator::Operator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use std::path::{ Path, PathBuf };
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Path` is imported redundantly
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::Path;
[INFO] [stdout]   |     --------------- the item `Path` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use std::path::{ Path, PathBuf };
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operator::Operator`
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         use operator::Operator;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for i in (0..(48000.0 * time) as usize) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for i in (0..(48000.0 * time) as usize) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/lang/parser.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         c => {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for i in (0..(48000.0 * time) as usize) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/lang/parser.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         c => {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut data = synth.initial_data.clone();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let mut range = &mut data[start..end];
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations());
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations());
[INFO] [stdout]    |                            ----^^^^^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut data = synth.initial_data.clone();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let mut range = &mut data[start..end];
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations());
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/synth/execution_data.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations());
[INFO] [stdout]    |                            ----^^^^^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `synth::MaybeId` in public interface (error E0446)
[INFO] [stdout]   --> src/synth/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     pub fn maybe(self) -> MaybeId {
[INFO] [stdout] 17 | |         MaybeId(self.0)
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_output`
[INFO] [stdout]    --> src/synth/execution_data.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn get_node_output(&self, node: &Node, output: usize) -> Option<f32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/synth/execution_data.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn new(size: usize, probing: Id) -> ProbeData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_option`
[INFO] [stdout]   --> src/synth/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn from_option(option: Option<Id>) -> MaybeId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_usize`
[INFO] [stdout]   --> src/synth/mod.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn get_usize(self) -> Option<usize> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_data`
[INFO] [stdout]    --> src/synth/mod.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_node_data<'a>(&'a self, node: Id) -> Option<&'a [f32]> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node`
[INFO] [stdout]    --> src/synth/mod.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn get_node<'a>(&'a self, node: Id) -> Option<&'a Node> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_constant`
[INFO] [stdout]    --> src/synth/mod.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn is_constant(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_tokens`
[INFO] [stdout]   --> src/lang/tokenize.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn print_tokens(tokens: &[Token]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExpectedArgList`
[INFO] [stdout]   --> src/lang/parser.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ExpectedArgList,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TestError`
[INFO] [stdout]   --> src/lang/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     TestError,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/synth/mod.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             writeln!(f, "    {:?}", probe);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_command__ident` should have a snake case name
[INFO] [stdout]    --> src/lang/parser.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn parse_command__ident(tokens: &mut Peekable<impl Iterator<Item = Token>>,
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_command_ident`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `synth::MaybeId` in public interface (error E0446)
[INFO] [stdout]   --> src/synth/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     pub fn maybe(self) -> MaybeId {
[INFO] [stdout] 17 | |         MaybeId(self.0)
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_output`
[INFO] [stdout]    --> src/synth/execution_data.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn get_node_output(&self, node: &Node, output: usize) -> Option<f32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/synth/execution_data.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn new(size: usize, probing: Id) -> ProbeData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_option`
[INFO] [stdout]   --> src/synth/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn from_option(option: Option<Id>) -> MaybeId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_usize`
[INFO] [stdout]   --> src/synth/mod.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn get_usize(self) -> Option<usize> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_data`
[INFO] [stdout]    --> src/synth/mod.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_node_data<'a>(&'a self, node: Id) -> Option<&'a [f32]> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node`
[INFO] [stdout]    --> src/synth/mod.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn get_node<'a>(&'a self, node: Id) -> Option<&'a Node> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_constant`
[INFO] [stdout]    --> src/synth/mod.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn is_constant(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_tokens`
[INFO] [stdout]   --> src/lang/tokenize.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn print_tokens(tokens: &[Token]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExpectedArgList`
[INFO] [stdout]   --> src/lang/parser.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ExpectedArgList,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TestError`
[INFO] [stdout]   --> src/lang/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     TestError,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/synth/mod.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             writeln!(f, "    {:?}", probe);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_command__ident` should have a snake case name
[INFO] [stdout]    --> src/lang/parser.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn parse_command__ident(tokens: &mut Peekable<impl Iterator<Item = Token>>,
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_command_ident`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "00fdc9c1798f347b4a2e342501f9afc13e37549d677dbf8fc95bab36d1a92563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fdc9c1798f347b4a2e342501f9afc13e37549d677dbf8fc95bab36d1a92563", kill_on_drop: false }`
[INFO] [stdout] 00fdc9c1798f347b4a2e342501f9afc13e37549d677dbf8fc95bab36d1a92563
