[INFO] cloning repository https://github.com/Polly-lang/Polly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Polly-lang/Polly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolly-lang%2FPolly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolly-lang%2FPolly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d04e656dddb3e39cb8aacf26000cf33896f0ed52
[INFO] checking Polly-lang/Polly against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolly-lang%2FPolly" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Polly-lang/Polly on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Polly-lang/Polly
[INFO] finished tweaking git repo https://github.com/Polly-lang/Polly
[INFO] tweaked toml for git repo https://github.com/Polly-lang/Polly written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Polly-lang/Polly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v0.6.1
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3afa9dc5751f30f19ac990cf9cb4b79042107495e56d2380faf79741df7867c5
[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" "3afa9dc5751f30f19ac990cf9cb4b79042107495e56d2380faf79741df7867c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3afa9dc5751f30f19ac990cf9cb4b79042107495e56d2380faf79741df7867c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afa9dc5751f30f19ac990cf9cb4b79042107495e56d2380faf79741df7867c5", kill_on_drop: false }`
[INFO] [stdout] 3afa9dc5751f30f19ac990cf9cb4b79042107495e56d2380faf79741df7867c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8699a3a98e69bb8e4a1afbe8f4bf8e82e5453a898bacb24eee9b9ced9e4d437
[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" "a8699a3a98e69bb8e4a1afbe8f4bf8e82e5453a898bacb24eee9b9ced9e4d437", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[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:190:60
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   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:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         '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:190:60
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   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:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         '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: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:276:49
[INFO] [stdout]     |
[INFO] [stdout] 16  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 276 |                                                 return unexpected_eof!(Symbol(index, Equals));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:286:45
[INFO] [stdout]     |
[INFO] [stdout] 16  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 286 |                                     None => return unexpected_eof!(Word(index, key)),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[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: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:276:49
[INFO] [stdout]     |
[INFO] [stdout] 16  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 276 |                                                 return unexpected_eof!(Symbol(index, Equals));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/parser.rs:286:45
[INFO] [stdout]     |
[INFO] [stdout] 16  |         return Err(UnexpectedEof($token));
[INFO] [stdout]     |         --------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 286 |                                     None => return unexpected_eof!(Word(index, key)),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 13.66s
[INFO] running `Command { std: "docker" "inspect" "a8699a3a98e69bb8e4a1afbe8f4bf8e82e5453a898bacb24eee9b9ced9e4d437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8699a3a98e69bb8e4a1afbe8f4bf8e82e5453a898bacb24eee9b9ced9e4d437", kill_on_drop: false }`
[INFO] [stdout] a8699a3a98e69bb8e4a1afbe8f4bf8e82e5453a898bacb24eee9b9ced9e4d437
