[INFO] fetching crate pipeline-cli 0.12.0...
[INFO] checking pipeline-cli-0.12.0 against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721
[INFO] extracting crate pipeline-cli 0.12.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate pipeline-cli 0.12.0
[INFO] finished tweaking crates.io crate pipeline-cli 0.12.0
[INFO] tweaked toml for crates.io crate pipeline-cli 0.12.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pipeline-cli 0.12.0 on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pipeline-cli 0.12.0 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" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b
[INFO] running `Command { std: "docker" "start" "d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/v1/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/v1/parser.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::id`
[INFO] [stdout]  --> src/v1/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scanner_rust::generic_array::typenum::Exp`
[INFO] [stdout]  --> src/v1/parser.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use scanner_rust::generic_array::typenum::Exp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::PipelineError::UnknownModule`
[INFO] [stdout]  --> src/v1/parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::error::PipelineError::UnknownModule;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/v1/lexer.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io};
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deref`
[INFO] [stdout]  --> src/v1/lexer.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, Deref};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/v1/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RwLockWriteGuard` and `Weak`
[INFO] [stdout]  --> src/v1/interpreter.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, RwLock, RwLockWriteGuard, Weak};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Function`
[INFO] [stdout]  --> src/v1/interpreter.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::module::{Function, Module};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLockWriteGuard`
[INFO] [stdout]  --> src/v1/types.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, RwLock, RwLockWriteGuard, Weak};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Op` and `StructExpr`
[INFO] [stdout]   --> src/v1/types.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::v1::expr::{Expr, FnCallExpr, Op, StructExpr};
[INFO] [stdout]    |                                         ^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/builtin.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io, thread};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stdio`
[INFO] [stdout]  --> src/builtin.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::{Command, exit, Stdio};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::Thread`
[INFO] [stdout]  --> src/builtin.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread::Thread;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `encoding_rs::*`
[INFO] [stdout]   --> src/builtin.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use encoding_rs::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dynamic`
[INFO] [stdout]   --> src/builtin.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::v1::types::{Dynamic, Value};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Weak`
[INFO] [stdout]  --> src/context.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc, RwLock, Weak};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dynamic`
[INFO] [stdout]   --> src/context.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::v1::types::{Dynamic, Value};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]  --> src/engine.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::rc::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]  --> src/module.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ssh::LocalSession`
[INFO] [stdout]   --> src/module.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ssh::LocalSession;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::v1`
[INFO] [stdout]   --> src/module.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::v1;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/module.rs:366:60
[INFO] [stdout]     |
[INFO] [stdout] 366 |             let env=PipelineEngine::context_with_env(&ctx);;
[INFO] [stdout]     |                                                            ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/module.rs:719:81
[INFO] [stdout]     |
[INFO] [stdout] 719 | impl <T:Fn(A) + 'static + Send + Sync,A:NativeType + From<Value>>NativeFunction<(A)> for T {
[INFO] [stdout]     |                                                                                 ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 719 - impl <T:Fn(A) + 'static + Send + Sync,A:NativeType + From<Value>>NativeFunction<(A)> for T {
[INFO] [stdout] 719 + impl <T:Fn(A) + 'static + Send + Sync,A:NativeType + From<Value>>NativeFunction<A> for T {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::any::Any;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{fs, thread};
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::context::Context`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::context::Context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/v1/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/v1/parser.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::id`
[INFO] [stdout]  --> src/v1/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scanner_rust::generic_array::typenum::Exp`
[INFO] [stdout]  --> src/v1/parser.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use scanner_rust::generic_array::typenum::Exp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::PipelineError::UnknownModule`
[INFO] [stdout]  --> src/v1/parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::error::PipelineError::UnknownModule;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/v1/lexer.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io};
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deref`
[INFO] [stdout]  --> src/v1/lexer.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, Deref};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/v1/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RwLockWriteGuard` and `Weak`
[INFO] [stdout]  --> src/v1/interpreter.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, RwLock, RwLockWriteGuard, Weak};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Function`
[INFO] [stdout]  --> src/v1/interpreter.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::module::{Function, Module};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLockWriteGuard`
[INFO] [stdout]  --> src/v1/types.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, RwLock, RwLockWriteGuard, Weak};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Op` and `StructExpr`
[INFO] [stdout]   --> src/v1/types.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::v1::expr::{Expr, FnCallExpr, Op, StructExpr};
[INFO] [stdout]    |                                         ^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/builtin.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io, thread};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stdio`
[INFO] [stdout]  --> src/builtin.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::{Command, exit, Stdio};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::Thread`
[INFO] [stdout]  --> src/builtin.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread::Thread;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `encoding_rs::*`
[INFO] [stdout]   --> src/builtin.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use encoding_rs::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dynamic`
[INFO] [stdout]   --> src/builtin.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::v1::types::{Dynamic, Value};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Weak`
[INFO] [stdout]  --> src/context.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc, RwLock, Weak};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dynamic`
[INFO] [stdout]   --> src/context.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::v1::types::{Dynamic, Value};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]  --> src/engine.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::rc::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]  --> src/module.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ssh::LocalSession`
[INFO] [stdout]   --> src/module.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ssh::LocalSession;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::v1`
[INFO] [stdout]   --> src/module.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::v1;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/module.rs:366:60
[INFO] [stdout]     |
[INFO] [stdout] 366 |             let env=PipelineEngine::context_with_env(&ctx);;
[INFO] [stdout]     |                                                            ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/module.rs:719:81
[INFO] [stdout]     |
[INFO] [stdout] 719 | impl <T:Fn(A) + 'static + Send + Sync,A:NativeType + From<Value>>NativeFunction<(A)> for T {
[INFO] [stdout]     |                                                                                 ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 719 - impl <T:Fn(A) + 'static + Send + Sync,A:NativeType + From<Value>>NativeFunction<(A)> for T {
[INFO] [stdout] 719 + impl <T:Fn(A) + 'static + Send + Sync,A:NativeType + From<Value>>NativeFunction<A> for T {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::any::Any;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{fs, thread};
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::context::Context`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::context::Context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/builtin.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ Read};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/engine.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/v1/parser.rs:71:41
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   let (fn_def,pos)=self.parse_fn_def()?;
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peek_pos`
[INFO] [stdout]    --> src/v1/parser.rs:125:29
[INFO] [stdout]     |
[INFO] [stdout] 125 |             let (peek_token,peek_pos)=self.token_stream.peek();
[INFO] [stdout]     |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peek_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/v1/parser.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn parse_keyword(&mut self,target:&str)->PipelineResult<(String,Position)>{
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/v1/parser.rs:179:27
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let (in_token,mut pos2)=self.token_stream.next();
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos11`
[INFO] [stdout]    --> src/v1/parser.rs:169:23
[INFO] [stdout]     |
[INFO] [stdout] 169 |             let (peek,pos11)=self.token_stream.peek();
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:174:30
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     let (two,pos1)=self.token_stream.next();
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/v1/parser.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `script` is never read
[INFO] [stdout]    --> src/v1/parser.rs:204:24
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut script=String::new();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 214 |                     script=r;
[INFO] [stdout]     |                     ------ `script` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:281:23
[INFO] [stdout]     |
[INFO] [stdout] 281 |             let (peek,pos1)=self.token_stream.peek();
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos01`
[INFO] [stdout]    --> src/v1/parser.rs:285:32
[INFO] [stdout]     |
[INFO] [stdout] 285 |                     let (peek0,pos01)=self.token_stream.peek();
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos01`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos00`
[INFO] [stdout]    --> src/v1/parser.rs:293:29
[INFO] [stdout]     |
[INFO] [stdout] 293 |                     let (b0,pos00)=self.parse_if_branch()?;
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos00`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/builtin.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ Read};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/engine.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/v1/parser.rs:71:41
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   let (fn_def,pos)=self.parse_fn_def()?;
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `one_name_pos`
[INFO] [stdout]    --> src/v1/parser.rs:381:23
[INFO] [stdout]     |
[INFO] [stdout] 381 |         let (one_name,one_name_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_name_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `two_name_pos`
[INFO] [stdout]    --> src/v1/parser.rs:384:27
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let (two_name,two_name_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_two_name_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_params_pos`
[INFO] [stdout]    --> src/v1/parser.rs:385:34
[INFO] [stdout]     |
[INFO] [stdout] 385 |             let (function_params,function_params_pos)=self.parse_fn_def_args()?;
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_params_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type_pos`
[INFO] [stdout]    --> src/v1/parser.rs:387:30
[INFO] [stdout]     |
[INFO] [stdout] 387 |             let (return_type,return_type_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_params_pos`
[INFO] [stdout]    --> src/v1/parser.rs:396:30
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let (function_params,function_params_pos)=self.parse_fn_def_args()?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_params_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type_pos`
[INFO] [stdout]    --> src/v1/parser.rs:398:26
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let (return_type,return_type_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/v1/parser.rs:407:20
[INFO] [stdout]     |
[INFO] [stdout] 407 |         let (token,pos)=self.token_stream.peek();
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peek_pos`
[INFO] [stdout]    --> src/v1/parser.rs:125:29
[INFO] [stdout]     |
[INFO] [stdout] 125 |             let (peek_token,peek_pos)=self.token_stream.peek();
[INFO] [stdout]     |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peek_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/v1/parser.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn parse_keyword(&mut self,target:&str)->PipelineResult<(String,Position)>{
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/v1/parser.rs:179:27
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let (in_token,mut pos2)=self.token_stream.next();
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos11`
[INFO] [stdout]    --> src/v1/parser.rs:169:23
[INFO] [stdout]     |
[INFO] [stdout] 169 |             let (peek,pos11)=self.token_stream.peek();
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/v1/parser.rs:598:12
[INFO] [stdout]     |
[INFO] [stdout] 598 |         if let (peek,mut pos1)=self.token_stream.peek(){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:174:30
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     let (two,pos1)=self.token_stream.next();
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/v1/parser.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `script` is never read
[INFO] [stdout]    --> src/v1/parser.rs:204:24
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut script=String::new();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 214 |                     script=r;
[INFO] [stdout]     |                     ------ `script` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/v1/parser.rs:727:24
[INFO] [stdout]     |
[INFO] [stdout] 727 |             let (peek, pos)=self.token_stream.peek();
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:733:32
[INFO] [stdout]     |
[INFO] [stdout] 733 |                     let (peek1,pos1)=self.token_stream.peek();
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/v1/parser.rs:791:24
[INFO] [stdout]     |
[INFO] [stdout] 791 |             let (peek, pos)=self.token_stream.peek();
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:281:23
[INFO] [stdout]     |
[INFO] [stdout] 281 |             let (peek,pos1)=self.token_stream.peek();
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:797:32
[INFO] [stdout]     |
[INFO] [stdout] 797 |                     let (peek1,pos1)=self.token_stream.peek();
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos01`
[INFO] [stdout]    --> src/v1/parser.rs:285:32
[INFO] [stdout]     |
[INFO] [stdout] 285 |                     let (peek0,pos01)=self.token_stream.peek();
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos01`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos00`
[INFO] [stdout]    --> src/v1/parser.rs:293:29
[INFO] [stdout]     |
[INFO] [stdout] 293 |                     let (b0,pos00)=self.parse_if_branch()?;
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos00`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> src/v1/parser.rs:991:14
[INFO] [stdout]     |
[INFO] [stdout] 991 |         let (next,mut pos)=self.token_stream.next();
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos0`
[INFO] [stdout]    --> src/v1/parser.rs:994:23
[INFO] [stdout]     |
[INFO] [stdout] 994 |             let (peek,pos0)=self.token_stream.peek();
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_pos0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> src/v1/parser.rs:1007:17
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                 t=>{
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]     --> src/v1/parser.rs:1018:14
[INFO] [stdout]      |
[INFO] [stdout] 1018 |         let (next,mut pos)=self.token_stream.next();
[INFO] [stdout]      |              ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos0`
[INFO] [stdout]     --> src/v1/parser.rs:1021:23
[INFO] [stdout]      |
[INFO] [stdout] 1021 |             let (peek,pos0)=self.token_stream.peek();
[INFO] [stdout]      |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_pos0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> src/v1/parser.rs:1034:17
[INFO] [stdout]      |
[INFO] [stdout] 1034 |                 t=>{
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]     --> src/v1/parser.rs:1047:19
[INFO] [stdout]      |
[INFO] [stdout] 1047 |         let (peek,pos)=self.token_stream.peek();
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `one_name_pos`
[INFO] [stdout]    --> src/v1/parser.rs:381:23
[INFO] [stdout]     |
[INFO] [stdout] 381 |         let (one_name,one_name_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_name_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `two_name_pos`
[INFO] [stdout]    --> src/v1/parser.rs:384:27
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let (two_name,two_name_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_two_name_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_params_pos`
[INFO] [stdout]    --> src/v1/parser.rs:385:34
[INFO] [stdout]     |
[INFO] [stdout] 385 |             let (function_params,function_params_pos)=self.parse_fn_def_args()?;
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_params_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type_pos`
[INFO] [stdout]    --> src/v1/parser.rs:387:30
[INFO] [stdout]     |
[INFO] [stdout] 387 |             let (return_type,return_type_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_params_pos`
[INFO] [stdout]    --> src/v1/parser.rs:396:30
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let (function_params,function_params_pos)=self.parse_fn_def_args()?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_params_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type_pos`
[INFO] [stdout]    --> src/v1/parser.rs:398:26
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let (return_type,return_type_pos)=self.parse_identifier()?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/v1/parser.rs:407:20
[INFO] [stdout]     |
[INFO] [stdout] 407 |         let (token,pos)=self.token_stream.peek();
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/v1/lexer.rs:233:25
[INFO] [stdout]     |
[INFO] [stdout] 233 |                         t => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/v1/parser.rs:598:12
[INFO] [stdout]     |
[INFO] [stdout] 598 |         if let (peek,mut pos1)=self.token_stream.peek(){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/v1/parser.rs:727:24
[INFO] [stdout]     |
[INFO] [stdout] 727 |             let (peek, pos)=self.token_stream.peek();
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:733:32
[INFO] [stdout]     |
[INFO] [stdout] 733 |                     let (peek1,pos1)=self.token_stream.peek();
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/v1/parser.rs:791:24
[INFO] [stdout]     |
[INFO] [stdout] 791 |             let (peek, pos)=self.token_stream.peek();
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos1`
[INFO] [stdout]    --> src/v1/parser.rs:797:32
[INFO] [stdout]     |
[INFO] [stdout] 797 |                     let (peek1,pos1)=self.token_stream.peek();
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_pos1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> src/v1/parser.rs:991:14
[INFO] [stdout]     |
[INFO] [stdout] 991 |         let (next,mut pos)=self.token_stream.next();
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos0`
[INFO] [stdout]    --> src/v1/parser.rs:994:23
[INFO] [stdout]     |
[INFO] [stdout] 994 |             let (peek,pos0)=self.token_stream.peek();
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_pos0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> src/v1/parser.rs:1007:17
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                 t=>{
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]     --> src/v1/parser.rs:1018:14
[INFO] [stdout]      |
[INFO] [stdout] 1018 |         let (next,mut pos)=self.token_stream.next();
[INFO] [stdout]      |              ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos0`
[INFO] [stdout]     --> src/v1/parser.rs:1021:23
[INFO] [stdout]      |
[INFO] [stdout] 1021 |             let (peek,pos0)=self.token_stream.peek();
[INFO] [stdout]      |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_pos0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> src/v1/parser.rs:1034:17
[INFO] [stdout]      |
[INFO] [stdout] 1034 |                 t=>{
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v1/interpreter.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut m=HashMap::new();
[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/v1/interpreter.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut m=HashMap::new();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]     --> src/v1/parser.rs:1047:19
[INFO] [stdout]      |
[INFO] [stdout] 1047 |         let (peek,pos)=self.token_stream.peek();
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v1/interpreter.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut target=self.modules.get(module_name.as_ref());
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/v1/lexer.rs:233:25
[INFO] [stdout]     |
[INFO] [stdout] 233 |                         t => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]    --> src/v1/interpreter.rs:413:19
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let mut r=None;
[INFO] [stdout]     |                   ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 431 |                     r=self.main_module.read().unwrap().get_function(f.name.clone());
[INFO] [stdout]     |                     - `r` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v1/interpreter.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut m=HashMap::new();
[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/v1/interpreter.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut m=HashMap::new();
[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/v1/interpreter.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut target=self.modules.get(module_name.as_ref());
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/v1/types.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |             Value::Immutable(d) => {panic!("can not be mutable")}
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/v1/types.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Value::Immutable(d) => {panic!("can not be weak pointer")}
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/v1/types.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn from(value: ()) -> Self {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/v1/types.rs:334:29
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Dynamic::Native(v)=>{
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/v1/types.rs:352:28
[INFO] [stdout]     |
[INFO] [stdout] 352 |             Dynamic::Float(f) => {
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/builtin.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut env=env.write().unwrap();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]    --> src/v1/interpreter.rs:413:19
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let mut r=None;
[INFO] [stdout]     |                   ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 431 |                     r=self.main_module.read().unwrap().get_function(f.name.clone());
[INFO] [stdout]     |                     - `r` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut e=PipelineEngine::new_raw();
[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/engine.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut default =PipelineEngine::default();
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/v1/types.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |             Value::Immutable(d) => {panic!("can not be mutable")}
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/v1/types.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Value::Immutable(d) => {panic!("can not be weak pointer")}
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/v1/types.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn from(value: ()) -> Self {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/v1/types.rs:334:29
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Dynamic::Native(v)=>{
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/v1/types.rs:352:28
[INFO] [stdout]     |
[INFO] [stdout] 352 |             Dynamic::Float(f) => {
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logger.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut c=String::from("\x1b[31m[Err]:".to_owned() +content+"\x1b[0m");
[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/builtin.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut env=env.write().unwrap();
[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/engine.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut e=PipelineEngine::new_raw();
[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/engine.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut default =PipelineEngine::default();
[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/module.rs:328:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |             let mut sc=sc.downcast_mut::<Scanner<Stdin>>().unwrap();
[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/module.rs:341:17
[INFO] [stdout]     |
[INFO] [stdout] 341 |             let mut sc=sc.downcast_mut::<Scanner<Stdin>>().unwrap();
[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/module.rs:354:17
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mut sc=sc.downcast_mut::<Scanner<Stdin>>().unwrap();
[INFO] [stdout]     |                 ----^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:260:46
[INFO] [stdout]     |
[INFO] [stdout] 260 |         std.register_pipe_function("append",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:236:46
[INFO] [stdout]     |
[INFO] [stdout] 236 |         std.register_pipe_function("remove",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/module.rs:239:32
[INFO] [stdout]     |
[INFO] [stdout] 239 |                 Dynamic::Array(a)=>{
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:427:50
[INFO] [stdout]     |
[INFO] [stdout] 427 |         math.register_pipe_function("randomInt",|ctx,args| {
[INFO] [stdout]     |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:416:44
[INFO] [stdout]     |
[INFO] [stdout] 416 |         math.register_pipe_function("max",|ctx,args| {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logger.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut c=String::from("\x1b[31m[Err]:".to_owned() +content+"\x1b[0m");
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:572:48
[INFO] [stdout]     |
[INFO] [stdout] 572 |         ssh.register_pipe_function("download",|ctx,args|{
[INFO] [stdout]     |                                                ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:553:46
[INFO] [stdout]     |
[INFO] [stdout] 553 |         ssh.register_pipe_function("upload",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:534:44
[INFO] [stdout]     |
[INFO] [stdout] 534 |         ssh.register_pipe_function("exec",|ctx,args|{
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:516:51
[INFO] [stdout]     |
[INFO] [stdout] 516 |         ssh.register_pipe_function("withContext",|ctx,args|{
[INFO] [stdout]     |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/module.rs:626:17
[INFO] [stdout]     |
[INFO] [stdout] 626 |             let mut ptr=args.get(2);
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:660:49
[INFO] [stdout]     |
[INFO] [stdout] 660 |         layout.register_pipe_function("folder",|ctx,args|{
[INFO] [stdout]     |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:651:46
[INFO] [stdout]     |
[INFO] [stdout] 651 |         layout.register_pipe_function("set",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/module.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |             let v:Arc<RwLock<HashMap<String,String>>>=Arc::new(RwLock::new(HashMap::new()));
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:710:24
[INFO] [stdout]     |
[INFO] [stdout] 710 |         Arc::new(move |ctx:Arc<RwLock<dyn Context< PipelineContextValue >>>, args:Vec< Value >|->PipelineResult<Value>{
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/module.rs:328:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |             let mut sc=sc.downcast_mut::<Scanner<Stdin>>().unwrap();
[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/module.rs:341:17
[INFO] [stdout]     |
[INFO] [stdout] 341 |             let mut sc=sc.downcast_mut::<Scanner<Stdin>>().unwrap();
[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/module.rs:354:17
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mut sc=sc.downcast_mut::<Scanner<Stdin>>().unwrap();
[INFO] [stdout]     |                 ----^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:260:46
[INFO] [stdout]     |
[INFO] [stdout] 260 |         std.register_pipe_function("append",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:236:46
[INFO] [stdout]     |
[INFO] [stdout] 236 |         std.register_pipe_function("remove",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/module.rs:239:32
[INFO] [stdout]     |
[INFO] [stdout] 239 |                 Dynamic::Array(a)=>{
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:427:50
[INFO] [stdout]     |
[INFO] [stdout] 427 |         math.register_pipe_function("randomInt",|ctx,args| {
[INFO] [stdout]     |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:416:44
[INFO] [stdout]     |
[INFO] [stdout] 416 |         math.register_pipe_function("max",|ctx,args| {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:572:48
[INFO] [stdout]     |
[INFO] [stdout] 572 |         ssh.register_pipe_function("download",|ctx,args|{
[INFO] [stdout]     |                                                ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:553:46
[INFO] [stdout]     |
[INFO] [stdout] 553 |         ssh.register_pipe_function("upload",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:534:44
[INFO] [stdout]     |
[INFO] [stdout] 534 |         ssh.register_pipe_function("exec",|ctx,args|{
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:516:51
[INFO] [stdout]     |
[INFO] [stdout] 516 |         ssh.register_pipe_function("withContext",|ctx,args|{
[INFO] [stdout]     |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/main.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |             if let Some(p)=path.path.clone(){
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/module.rs:626:17
[INFO] [stdout]     |
[INFO] [stdout] 626 |             let mut ptr=args.get(2);
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:660:49
[INFO] [stdout]     |
[INFO] [stdout] 660 |         layout.register_pipe_function("folder",|ctx,args|{
[INFO] [stdout]     |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:651:46
[INFO] [stdout]     |
[INFO] [stdout] 651 |         layout.register_pipe_function("set",|ctx,args|{
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/module.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |             let v:Arc<RwLock<HashMap<String,String>>>=Arc::new(RwLock::new(HashMap::new()));
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/module.rs:710:24
[INFO] [stdout]     |
[INFO] [stdout] 710 |         Arc::new(move |ctx:Arc<RwLock<dyn Context< PipelineContextValue >>>, args:Vec< Value >|->PipelineResult<Value>{
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NativeFunction<A>` is more private than the item `Module::register_native_function`
[INFO] [stdout]    --> src/module.rs:671:5
[INFO] [stdout]     |
[INFO] [stdout] 671 | /     pub fn register_native_function<A:'static,F>(&mut self, name:impl Into<String>, f:F )
[INFO] [stdout] 672 | |     where F:NativeFunction<A>
[INFO] [stdout]     | |_____________________________^ method `Module::register_native_function` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but trait `NativeFunction<A>` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/module.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | trait NativeFunction<Marker>{
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parser` is never used
[INFO] [stdout]     --> src/v1/parser.rs:1105:11
[INFO] [stdout]      |
[INFO] [stdout] 1105 | pub trait Parser{
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Variable` is never constructed
[INFO] [stdout]    --> src/v1/expr.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct Variable {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_system_gbk_output_command` is never used
[INFO] [stdout]    --> src/builtin.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn is_system_gbk_output_command(c: &str) ->bool{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_system_gbk_err_command` is never used
[INFO] [stdout]    --> src/builtin.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn is_system_gbk_err_command(c:&str)->bool{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attributions` is never read
[INFO] [stdout]   --> src/module.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Class{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 64 |     name:String,
[INFO] [stdout] 65 |     attributions:Vec<VariableDeclaration>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Class` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/v1/parser.rs:103:29
[INFO] [stdout]     |
[INFO] [stdout] 103 | ...                   self.parse_class();
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 103 |                             let _ = self.parse_class();
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         i.merge_into_main_module("std");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let _ = i.merge_into_main_module("std");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/main.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |             if let Some(p)=path.path.clone(){
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NativeFunction<A>` is more private than the item `Module::register_native_function`
[INFO] [stdout]    --> src/module.rs:671:5
[INFO] [stdout]     |
[INFO] [stdout] 671 | /     pub fn register_native_function<A:'static,F>(&mut self, name:impl Into<String>, f:F )
[INFO] [stdout] 672 | |     where F:NativeFunction<A>
[INFO] [stdout]     | |_____________________________^ method `Module::register_native_function` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but trait `NativeFunction<A>` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/module.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | trait NativeFunction<Marker>{
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parser` is never used
[INFO] [stdout]     --> src/v1/parser.rs:1105:11
[INFO] [stdout]      |
[INFO] [stdout] 1105 | pub trait Parser{
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Variable` is never constructed
[INFO] [stdout]    --> src/v1/expr.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct Variable {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_system_gbk_output_command` is never used
[INFO] [stdout]    --> src/builtin.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn is_system_gbk_output_command(c: &str) ->bool{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_system_gbk_err_command` is never used
[INFO] [stdout]    --> src/builtin.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn is_system_gbk_err_command(c:&str)->bool{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attributions` is never read
[INFO] [stdout]   --> src/module.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Class{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 64 |     name:String,
[INFO] [stdout] 65 |     attributions:Vec<VariableDeclaration>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Class` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/v1/parser.rs:103:29
[INFO] [stdout]     |
[INFO] [stdout] 103 | ...                   self.parse_class();
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 103 |                             let _ = self.parse_class();
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         i.merge_into_main_module("std");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let _ = i.merge_into_main_module("std");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b", kill_on_drop: false }`
[INFO] [stdout] d7487901309ec7027600ca616433f1a1c9c32785f1eaeb9e2d22a1419862958b
