[INFO] fetching crate lavellang 0.3.0...
[INFO] testing lavellang-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate lavellang 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lavellang 0.3.0
[INFO] finished tweaking crates.io crate lavellang 0.3.0
[INFO] tweaked toml for crates.io crate lavellang 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lavellang 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lavellang 0.3.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bb030311eda04c866b4711a216c377b4bd0918195724ae47578112ad922a908
[INFO] running `Command { std: "docker" "start" "-a" "4bb030311eda04c866b4711a216c377b4bd0918195724ae47578112ad922a908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb030311eda04c866b4711a216c377b4bd0918195724ae47578112ad922a908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb030311eda04c866b4711a216c377b4bd0918195724ae47578112ad922a908", kill_on_drop: false }`
[INFO] [stdout] 4bb030311eda04c866b4711a216c377b4bd0918195724ae47578112ad922a908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6f89e0fdc66d4b4ecda52a9ea5425cdb1ce78e8dab6362e383989a24c1ae69e
[INFO] running `Command { std: "docker" "start" "-a" "d6f89e0fdc66d4b4ecda52a9ea5425cdb1ce78e8dab6362e383989a24c1ae69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling evalexpr v8.1.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling peek-nth v0.2.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v3.2.17
[INFO] [stderr]    Compiling lexer v0.1.18
[INFO] [stderr]    Compiling lavellang v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Types`
[INFO] [stdout]  --> src/ast.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::{Types, Var};
[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 variable: `value`
[INFO] [stdout]   --> src/ast.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 |             if let TokenValue::Identifier(value) = list[0].value() {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/ast.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |             else if let TokenValue::Number(value) = list[0].value() {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:49:59
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:61:35
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:73:59
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:85:56
[INFO] [stdout]    |
[INFO] [stdout] 85 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operator`
[INFO] [stdout]   --> src/ast.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     else if let TokenValue::Char(operator) = current_token.value() {}
[INFO] [stdout]    |                                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     else if let TokenValue::List(expr) = current_token.value() {
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/ast.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     Err(error) => panic!("error, to be continued...")
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]  --> src/parser.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Parser<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     filename: &'a str,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Procedure`, `String`, `Number`, and `None` are never constructed
[INFO] [stdout]   --> src/parser.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Types {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 15 |     Procedure,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     Number,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Types` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_`, `scope`, `name`, and `value` are never read
[INFO] [stdout]   --> src/parser.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Var {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 23 |     pub type_: Types,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 24 |     pub scope: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 25 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 26 |     pub value: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Var` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/ast.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |             self.filename.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]     = 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/ast.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             self.filename.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/parser.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |             filename: filename.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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.56s
[INFO] running `Command { std: "docker" "inspect" "d6f89e0fdc66d4b4ecda52a9ea5425cdb1ce78e8dab6362e383989a24c1ae69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f89e0fdc66d4b4ecda52a9ea5425cdb1ce78e8dab6362e383989a24c1ae69e", kill_on_drop: false }`
[INFO] [stdout] d6f89e0fdc66d4b4ecda52a9ea5425cdb1ce78e8dab6362e383989a24c1ae69e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a501e98816a4b01c191fbcc6095e9b0e0ab550e00bc6625bf10e327b47d6b8b
[INFO] running `Command { std: "docker" "start" "-a" "8a501e98816a4b01c191fbcc6095e9b0e0ab550e00bc6625bf10e327b47d6b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lavellang v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Types`
[INFO] [stdout]  --> src/ast.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::{Types, Var};
[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 variable: `value`
[INFO] [stdout]   --> src/ast.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 |             if let TokenValue::Identifier(value) = list[0].value() {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/ast.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |             else if let TokenValue::Number(value) = list[0].value() {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:49:59
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:61:35
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:73:59
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/ast.rs:85:56
[INFO] [stdout]    |
[INFO] [stdout] 85 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operator`
[INFO] [stdout]   --> src/ast.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     else if let TokenValue::Char(operator) = current_token.value() {}
[INFO] [stdout]    |                                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     else if let TokenValue::List(expr) = current_token.value() {
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/ast.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     Err(error) => panic!("error, to be continued...")
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]  --> src/parser.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Parser<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     filename: &'a str,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Procedure`, `String`, `Number`, and `None` are never constructed
[INFO] [stdout]   --> src/parser.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Types {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 15 |     Procedure,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     Number,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Types` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_`, `scope`, `name`, and `value` are never read
[INFO] [stdout]   --> src/parser.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Var {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 23 |     pub type_: Types,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 24 |     pub scope: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 25 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 26 |     pub value: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Var` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/ast.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |             self.filename.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]     = 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/ast.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             self.filename.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/parser.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |             filename: filename.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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "8a501e98816a4b01c191fbcc6095e9b0e0ab550e00bc6625bf10e327b47d6b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a501e98816a4b01c191fbcc6095e9b0e0ab550e00bc6625bf10e327b47d6b8b", kill_on_drop: false }`
[INFO] [stdout] 8a501e98816a4b01c191fbcc6095e9b0e0ab550e00bc6625bf10e327b47d6b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9a59153f7028df16a0766e869e27a9a3984c1674b9746ce88372287083ea883
[INFO] running `Command { std: "docker" "start" "-a" "b9a59153f7028df16a0766e869e27a9a3984c1674b9746ce88372287083ea883", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Types`
[INFO] [stderr]  --> src/ast.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::parser::{Types, Var};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/ast.rs:23:34
[INFO] [stderr]    |
[INFO] [stderr] 23 |             if let TokenValue::Identifier(value) = list[0].value() {
[INFO] [stderr]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/ast.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |             else if let TokenValue::Number(value) = list[0].value() {
[INFO] [stderr]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]   --> src/ast.rs:49:59
[INFO] [stderr]    |
[INFO] [stderr] 49 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stderr]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]   --> src/ast.rs:61:35
[INFO] [stderr]    |
[INFO] [stderr] 61 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stderr]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]   --> src/ast.rs:73:59
[INFO] [stderr]    |
[INFO] [stderr] 73 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stderr]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]   --> src/ast.rs:85:56
[INFO] [stderr]    |
[INFO] [stderr] 85 | ...                   if let TokenValue::Number(right) = current_token.value() {
[INFO] [stderr]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `operator`
[INFO] [stderr]   --> src/ast.rs:92:35
[INFO] [stderr]    |
[INFO] [stderr] 92 |                     else if let TokenValue::Char(operator) = current_token.value() {}
[INFO] [stderr]    |                                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |                     else if let TokenValue::List(expr) = current_token.value() {
[INFO] [stderr]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]    --> src/ast.rs:104:10
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     Err(error) => panic!("error, to be continued...")
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: field `filename` is never read
[INFO] [stderr]  --> src/parser.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Parser<'a> {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 7 |     filename: &'a str,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Procedure`, `String`, `Number`, and `None` are never constructed
[INFO] [stderr]   --> src/parser.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub enum Types {
[INFO] [stderr]    |          ----- variants in this enum
[INFO] [stderr] 15 |     Procedure,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 16 |     String,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 17 |     Number,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 18 |     None,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Types` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `type_`, `scope`, `name`, and `value` are never read
[INFO] [stderr]   --> src/parser.rs:23:6
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct Var {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 23 |     pub type_: Types,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 24 |     pub scope: usize,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 25 |     pub name: String,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 26 |     pub value: String,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Var` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/ast.rs:119:17
[INFO] [stderr]     |
[INFO] [stderr] 119 |             self.filename.clone(),
[INFO] [stderr]     |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/ast.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |             self.filename.clone(),
[INFO] [stderr]     |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/parser.rs:38:22
[INFO] [stderr]    |
[INFO] [stderr] 38 |             filename: filename.clone(),
[INFO] [stderr]    |                               ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = 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] [stderr] 
[INFO] [stderr] warning: `lavellang` (bin "lavellang" test) generated 16 warnings (run `cargo fix --bin "lavellang" -p lavellang --tests` to apply 13 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lavellang-64d08282afe2aa2e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9a59153f7028df16a0766e869e27a9a3984c1674b9746ce88372287083ea883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a59153f7028df16a0766e869e27a9a3984c1674b9746ce88372287083ea883", kill_on_drop: false }`
[INFO] [stdout] b9a59153f7028df16a0766e869e27a9a3984c1674b9746ce88372287083ea883
