[INFO] fetching crate polly 0.1.2...
[INFO] checking polly-0.1.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate polly 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate polly 0.1.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polly 0.1.2
[INFO] finished tweaking crates.io crate polly 0.1.2
[INFO] tweaked toml for crates.io crate polly 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded serde_json v0.6.1
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] efb6162375ee22be6096e298dab281f4376d979aed280e44ee309f5d115c037f
[INFO] running `Command { std: "docker" "start" "-a" "efb6162375ee22be6096e298dab281f4376d979aed280e44ee309f5d115c037f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb6162375ee22be6096e298dab281f4376d979aed280e44ee309f5d115c037f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb6162375ee22be6096e298dab281f4376d979aed280e44ee309f5d115c037f", kill_on_drop: false }`
[INFO] [stdout] efb6162375ee22be6096e298dab281f4376d979aed280e44ee309f5d115c037f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50b3912334f511defa299ab184937d8d739ea0ddba5a8a926cdbc905122bf1a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c50b3912334f511defa299ab184937d8d739ea0ddba5a8a926cdbc905122bf1a", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]     Checking serde_json v0.6.1
[INFO] [stderr]     Checking polly v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/compiler/parser.rs:189:60
[INFO] [stdout]     |
[INFO] [stdout] 189 | ...                   return Ok(CompCall((ComponentCall::from_component(component))));
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/compiler/parser.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         'element: while let Some(token) = self.take() {
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/compiler/codegen.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | use serde_json::Value;
[INFO] [stdout]     |     ----------------- the item `Value` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 335 |     use serde_json::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/template.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub type PollyFn = Box<Fn(BTreeMap<String, ArgValue>, &Rc<RefCell<Template>>)
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 15 | |                           -> Result<String, String>>;
[INFO] [stdout]    | |___________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type PollyFn = Box<dyn Fn(BTreeMap<String, ArgValue>, &Rc<RefCell<Template>>)
[INFO] [stdout] 15 |                           -> Result<String, String>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/template.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | use serde_json::Value;
[INFO] [stdout]     |     ----------------- the item `Value` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 162 |     use serde_json::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/compiler/parser.rs:189:60
[INFO] [stdout]     |
[INFO] [stdout] 189 | ...                   return Ok(CompCall((ComponentCall::from_component(component))));
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/compiler/parser.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         'element: while let Some(token) = self.take() {
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/compiler/codegen.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | use serde_json::Value;
[INFO] [stdout]     |     ----------------- the item `Value` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 335 |     use serde_json::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/template.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub type PollyFn = Box<Fn(BTreeMap<String, ArgValue>, &Rc<RefCell<Template>>)
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 15 | |                           -> Result<String, String>>;
[INFO] [stdout]    | |___________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type PollyFn = Box<dyn Fn(BTreeMap<String, ArgValue>, &Rc<RefCell<Template>>)
[INFO] [stdout] 15 |                           -> Result<String, String>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/template.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | use serde_json::Value;
[INFO] [stdout]     |     ----------------- the item `Value` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 162 |     use serde_json::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:275:49
[INFO] [stdout]     |
[INFO] [stdout] 15  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 275 |                                                 return unexpected_eof!(Symbol(index, Equals));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:285:45
[INFO] [stdout]     |
[INFO] [stdout] 15  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 285 |                                     None => return unexpected_eof!(Word(index, key)),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:293:42
[INFO] [stdout]     |
[INFO] [stdout] 293 |             AstError(ref error) => error.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:297:47
[INFO] [stdout]     |
[INFO] [stdout] 297 |             FromUtf8Error(ref error) => error.description(),
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:299:41
[INFO] [stdout]     |
[INFO] [stdout] 299 |             IoError(ref error) => error.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:315:71
[INFO] [stdout]     |
[INFO] [stdout] 315 |             CompPassedToComp(ref name) => format!("{} NAME: {}", self.description(), name),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:317:70
[INFO] [stdout]     |
[INFO] [stdout] 317 |             FunctionError(ref error) => format!("{} ERROR: {}", self.description(), error),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:320:45
[INFO] [stdout]     |
[INFO] [stdout] 320 |                 format!("{} NAME: {}", self.description(), name)
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:324:30
[INFO] [stdout]     |
[INFO] [stdout] 324 |                         self.description(),
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:275:49
[INFO] [stdout]     |
[INFO] [stdout] 15  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 275 |                                                 return unexpected_eof!(Symbol(index, Equals));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:285:45
[INFO] [stdout]     |
[INFO] [stdout] 15  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 285 |                                     None => return unexpected_eof!(Word(index, key)),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/tokens/ast.rs:101:48
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Eof => return write!(f, "{}", self.description()),
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/tokens/ast.rs:113:45
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 return write!(f, "{}", self.description())
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/tokens/ast.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |         write!(f, "{}, Got: {}", self.description(), lexeme)
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:293:42
[INFO] [stdout]     |
[INFO] [stdout] 293 |             AstError(ref error) => error.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:297:47
[INFO] [stdout]     |
[INFO] [stdout] 297 |             FromUtf8Error(ref error) => error.description(),
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:299:41
[INFO] [stdout]     |
[INFO] [stdout] 299 |             IoError(ref error) => error.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:315:71
[INFO] [stdout]     |
[INFO] [stdout] 315 |             CompPassedToComp(ref name) => format!("{} NAME: {}", self.description(), name),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:317:70
[INFO] [stdout]     |
[INFO] [stdout] 317 |             FunctionError(ref error) => format!("{} ERROR: {}", self.description(), error),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:320:45
[INFO] [stdout]     |
[INFO] [stdout] 320 |                 format!("{} NAME: {}", self.description(), name)
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/codegen.rs:324:30
[INFO] [stdout]     |
[INFO] [stdout] 324 |                         self.description(),
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/tokens/ast.rs:101:48
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Eof => return write!(f, "{}", self.description()),
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/tokens/ast.rs:113:45
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 return write!(f, "{}", self.description())
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/compiler/tokens/ast.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |         write!(f, "{}, Got: {}", self.description(), lexeme)
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.56s
[INFO] running `Command { std: "docker" "inspect" "c50b3912334f511defa299ab184937d8d739ea0ddba5a8a926cdbc905122bf1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50b3912334f511defa299ab184937d8d739ea0ddba5a8a926cdbc905122bf1a", kill_on_drop: false }`
[INFO] [stdout] c50b3912334f511defa299ab184937d8d739ea0ddba5a8a926cdbc905122bf1a
