[INFO] cloning repository https://github.com/AstridZoleica/diazo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AstridZoleica/diazo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAstridZoleica%2Fdiazo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAstridZoleica%2Fdiazo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c68c130206adf320f315be06834a430d6a766840
[INFO] checking AstridZoleica/diazo against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAstridZoleica%2Fdiazo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AstridZoleica/diazo
[INFO] finished tweaking git repo https://github.com/AstridZoleica/diazo
[INFO] tweaked toml for git repo https://github.com/AstridZoleica/diazo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AstridZoleica/diazo on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AstridZoleica/diazo 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72b6b902c34f4531581fd344ed0c64f41369210f38985e8466d02837231f3190
[INFO] running `Command { std: "docker" "start" "-a" "72b6b902c34f4531581fd344ed0c64f41369210f38985e8466d02837231f3190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72b6b902c34f4531581fd344ed0c64f41369210f38985e8466d02837231f3190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b6b902c34f4531581fd344ed0c64f41369210f38985e8466d02837231f3190", kill_on_drop: false }`
[INFO] [stdout] 72b6b902c34f4531581fd344ed0c64f41369210f38985e8466d02837231f3190
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a56492c57e5fa67e3e1d2fbf972aa51f97c10c2dfc214d5a6c0a5930fff0ee7
[INFO] running `Command { std: "docker" "start" "-a" "4a56492c57e5fa67e3e1d2fbf972aa51f97c10c2dfc214d5a6c0a5930fff0ee7", kill_on_drop: false }`
[INFO] [stderr]     Checking diazo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokens`
[INFO] [stdout]     --> src/lib.rs:1108:23
[INFO] [stdout]      |
[INFO] [stdout] 1108 |     use crate::core::{tokens, parser_structs, interpreter_structs};
[INFO] [stdout]      |                       ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokens`
[INFO] [stdout]     --> src/lib.rs:1108:23
[INFO] [stdout]      |
[INFO] [stdout] 1108 |     use crate::core::{tokens, parser_structs, interpreter_structs};
[INFO] [stdout]      |                       ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `child_max` is never read
[INFO] [stdout]    --> src/core.rs:201:21
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let mut child_max: usize = 0;                               //Maximum number of children.
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `node` is never read
[INFO] [stdout]    --> src/core.rs:204:21
[INFO] [stdout]     |
[INFO] [stdout] 204 |             let mut node:Rc<RefCell<TreeNode>> = Rc::new(RefCell::new(TreeNode::new(super::tokens::Tokens::Null)));
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...   let mut child_counter: usize = 0;                        //Child counter that lets us loop until we have finished with all of the c...
[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: irrefutable `if let` pattern
[INFO] [stdout]    --> src/core.rs:259:16
[INFO] [stdout]     |
[INFO] [stdout] 259 |             if let IrElements::RawText(n) | IrElements::TypeDeclaration(n) | IrElements::TypeExpression(n) = self {
[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: value assigned to `child_max` is never read
[INFO] [stdout]    --> src/core.rs:201:21
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let mut child_max: usize = 0;                               //Maximum number of children.
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `node` is never read
[INFO] [stdout]    --> src/core.rs:204:21
[INFO] [stdout]     |
[INFO] [stdout] 204 |             let mut node:Rc<RefCell<TreeNode>> = Rc::new(RefCell::new(TreeNode::new(super::tokens::Tokens::Null)));
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...   let mut child_counter: usize = 0;                        //Child counter that lets us loop until we have finished with all of the c...
[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: irrefutable `if let` pattern
[INFO] [stdout]    --> src/core.rs:259:16
[INFO] [stdout]     |
[INFO] [stdout] 259 |             if let IrElements::RawText(n) | IrElements::TypeDeclaration(n) | IrElements::TypeExpression(n) = self {
[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: variable `tree` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1113:17
[INFO] [stdout]      |
[INFO] [stdout] 1113 |         let mut tree: Rc<RefCell<parser_structs::TreeNode>>;    //The tree being analyzed by the interpreter.
[INFO] [stdout]      |                 ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_tree` instead
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tree` is never read
[INFO] [stdout]     --> src/lib.rs:1117:13
[INFO] [stdout]      |
[INFO] [stdout] 1117 |             tree = i.unwrap().unwrap();
[INFO] [stdout]      |             ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1112:13
[INFO] [stdout]      |
[INFO] [stdout] 1112 |         let mut output: Vec<interpreter_structs::DiazoObject> = Vec::new();
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/core.rs:227:28
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub struct ReaderTuple(usize, Option<usize>, super::tokens::Tokens);
[INFO] [stdout]     |                ----------- ^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AbstractDType` is never constructed
[INFO] [stdout]    --> src/core.rs:271:16
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub struct AbstractDType {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:188:61
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...                   if types.contains(&other.clone().to_string()) {             //Prevent type declarations to the same name.
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:192:53
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...   types.push(other.clone().to_string());                      //Add the new type as a valid option for use in future code.
[INFO] [stdout]     |                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:204:74
[INFO] [stdout]     |
[INFO] [stdout] 204 | ...                   if types.contains(&String::from(other.clone())) {
[INFO] [stdout]     |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:208:48
[INFO] [stdout]     |
[INFO] [stdout] 208 | ...                   match other.clone().chars().nth(0).unwrap() {
[INFO] [stdout]     |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:210:58
[INFO] [stdout]     |
[INFO] [stdout] 210 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:221:58
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:252:57
[INFO] [stdout]     |
[INFO] [stdout] 252 | ...                   if types.contains(&other.clone().to_string()) {
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:539:61
[INFO] [stdout]     |
[INFO] [stdout] 539 | ...                   if types.contains(&other.clone().to_string()) {             //Prevent type declarations to the same name.
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:543:53
[INFO] [stdout]     |
[INFO] [stdout] 543 | ...   types.push(other.clone().to_string());                      //Add the new type as a valid option for use in future code.
[INFO] [stdout]     |                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:557:74
[INFO] [stdout]     |
[INFO] [stdout] 557 | ...                   if types.contains(&String::from(other.clone())) {
[INFO] [stdout]     |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:562:48
[INFO] [stdout]     |
[INFO] [stdout] 562 | ...                   match other.clone().chars().nth(0).unwrap() {
[INFO] [stdout]     |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:564:58
[INFO] [stdout]     |
[INFO] [stdout] 564 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:576:58
[INFO] [stdout]     |
[INFO] [stdout] 576 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:608:57
[INFO] [stdout]     |
[INFO] [stdout] 608 | ...                   if types.contains(&other.clone().to_string()) {
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tree` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1113:17
[INFO] [stdout]      |
[INFO] [stdout] 1113 |         let mut tree: Rc<RefCell<parser_structs::TreeNode>>;    //The tree being analyzed by the interpreter.
[INFO] [stdout]      |                 ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_tree` instead
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tree` is never read
[INFO] [stdout]     --> src/lib.rs:1117:13
[INFO] [stdout]      |
[INFO] [stdout] 1117 |             tree = i.unwrap().unwrap();
[INFO] [stdout]      |             ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1112:13
[INFO] [stdout]      |
[INFO] [stdout] 1112 |         let mut output: Vec<interpreter_structs::DiazoObject> = Vec::new();
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/core.rs:227:28
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub struct ReaderTuple(usize, Option<usize>, super::tokens::Tokens);
[INFO] [stdout]     |                ----------- ^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AbstractDType` is never constructed
[INFO] [stdout]    --> src/core.rs:271:16
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub struct AbstractDType {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:188:61
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...                   if types.contains(&other.clone().to_string()) {             //Prevent type declarations to the same name.
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:192:53
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...   types.push(other.clone().to_string());                      //Add the new type as a valid option for use in future code.
[INFO] [stdout]     |                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:204:74
[INFO] [stdout]     |
[INFO] [stdout] 204 | ...                   if types.contains(&String::from(other.clone())) {
[INFO] [stdout]     |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:208:48
[INFO] [stdout]     |
[INFO] [stdout] 208 | ...                   match other.clone().chars().nth(0).unwrap() {
[INFO] [stdout]     |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:210:58
[INFO] [stdout]     |
[INFO] [stdout] 210 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:221:58
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:252:57
[INFO] [stdout]     |
[INFO] [stdout] 252 | ...                   if types.contains(&other.clone().to_string()) {
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:539:61
[INFO] [stdout]     |
[INFO] [stdout] 539 | ...                   if types.contains(&other.clone().to_string()) {             //Prevent type declarations to the same name.
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:543:53
[INFO] [stdout]     |
[INFO] [stdout] 543 | ...   types.push(other.clone().to_string());                      //Add the new type as a valid option for use in future code.
[INFO] [stdout]     |                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:557:74
[INFO] [stdout]     |
[INFO] [stdout] 557 | ...                   if types.contains(&String::from(other.clone())) {
[INFO] [stdout]     |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:562:48
[INFO] [stdout]     |
[INFO] [stdout] 562 | ...                   match other.clone().chars().nth(0).unwrap() {
[INFO] [stdout]     |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:564:58
[INFO] [stdout]     |
[INFO] [stdout] 564 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:576:58
[INFO] [stdout]     |
[INFO] [stdout] 576 | ...                   let a = other.clone();  //Declare clone of other for checking around with logic.
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:608:57
[INFO] [stdout]     |
[INFO] [stdout] 608 | ...                   if types.contains(&other.clone().to_string()) {
[INFO] [stdout]     |                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "4a56492c57e5fa67e3e1d2fbf972aa51f97c10c2dfc214d5a6c0a5930fff0ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a56492c57e5fa67e3e1d2fbf972aa51f97c10c2dfc214d5a6c0a5930fff0ee7", kill_on_drop: false }`
[INFO] [stdout] 4a56492c57e5fa67e3e1d2fbf972aa51f97c10c2dfc214d5a6c0a5930fff0ee7
