[INFO] cloning repository https://github.com/pigeon-project/pigeon_core
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pigeon-project/pigeon_core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-project%2Fpigeon_core"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-project%2Fpigeon_core'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 26fb18ab2ea1e15289838e10f40ea80adf88cd2f
[INFO] checking pigeon-project/pigeon_core against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-project%2Fpigeon_core" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pigeon-project/pigeon_core on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pigeon-project/pigeon_core
[INFO] finished tweaking git repo https://github.com/pigeon-project/pigeon_core
[INFO] tweaked toml for git repo https://github.com/pigeon-project/pigeon_core written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pigeon-project/pigeon_core already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64586c04d6fae1773ef6d0a383eab86ae863a313e61c566dae5b7e03989bec5e
[INFO] running `"docker" "start" "-a" "64586c04d6fae1773ef6d0a383eab86ae863a313e61c566dae5b7e03989bec5e"`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking pigeon_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `serde::export::fmt::Error`
[INFO] [stderr]  --> src/mata_info/ast.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde::export::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::export::Formatter`
[INFO] [stderr]  --> src/mata_info/ast.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::export::Formatter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Display`
[INFO] [stderr]  --> src/mata_info/ast.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use serde_json;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mata_info::ast`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use mata_info::ast;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mata_info::ast::Expr`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use mata_info::ast::Expr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mata_info::ast::Literal::Bool`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use mata_info::ast::Literal::Bool;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::cell::RefCell;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::size_of`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::mem::size_of;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::export::fmt::Error`
[INFO] [stderr]  --> src/mata_info/ast.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde::export::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::export::Formatter`
[INFO] [stderr]  --> src/mata_info/ast.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::export::Formatter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Display`
[INFO] [stderr]  --> src/mata_info/ast.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mata_info::ast`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use mata_info::ast;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::cell::RefCell;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::size_of`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::mem::size_of;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/type_checker.rs:108:20
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 Ok(res) => unimplemented!(),
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/type_checker.rs:108:20
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 Ok(res) => unimplemented!(),
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `tree_node_assert`
[INFO] [stderr]   --> src/mata_info/node.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn tree_node_assert(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lit2ast`
[INFO] [stderr]   --> src/mata_info/node.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn lit2ast<T: std::str::FromStr>(&self, fun: fn(T) -> ast::Literal) -> Result<Expr, ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_ast`
[INFO] [stderr]   --> src/mata_info/node.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn to_ast(&self) -> Result<Expr, ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `CompileResult`
[INFO] [stderr]   --> src/mata_info/ast.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub type CompileResult<T> = Result<T, Vec<CompileError>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unpack`
[INFO] [stderr]    --> src/mata_info/ast.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn unpack(self) -> Expr {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TYPE_ASSERT_ERR`
[INFO] [stderr]  --> src/type_checker.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const TYPE_ASSERT_ERR: RErrorInfo = ("T0", "Expression type assertion error");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CALLEE_IS_NOT_FUNCTION_TYPE`
[INFO] [stderr]  --> src/type_checker.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const CALLEE_IS_NOT_FUNCTION_TYPE: RErrorInfo = ("T1", "Callee is not a function type");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `VARIABLE_IS_NOT_DEFINED`
[INFO] [stderr]  --> src/type_checker.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const VARIABLE_IS_NOT_DEFINED: RErrorInfo = ("T2", "Variable is not defined");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `UNIFICATION_ERROR`
[INFO] [stderr]  --> src/type_checker.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const UNIFICATION_ERROR: &'static str = "T3";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_path_level`
[INFO] [stderr]  --> src/type_checker.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn new_path_level(path: &Path, pos: u64) -> Path {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_unification_error`
[INFO] [stderr]   --> src/type_checker.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn make_unification_error(i: String) -> Result<(), ErrorInfo> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unifier`
[INFO] [stderr]   --> src/type_checker.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn unifier(ty1: &TypeExpr, ty2: &TypeExpr) -> Result<(), ErrorInfo> {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `literal_infer`
[INFO] [stderr]   --> src/type_checker.rs:43:4
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn literal_infer(lit: Literal) -> TypeExpr {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expr_infer`
[INFO] [stderr]   --> src/type_checker.rs:69:4
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn expr_infer(context: &Context, expr: Expr, path: Path) -> CompileResult<TypeExpr> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 26 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `tree_node_assert`
[INFO] [stderr]   --> src/mata_info/node.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn tree_node_assert(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lit2ast`
[INFO] [stderr]   --> src/mata_info/node.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn lit2ast<T: std::str::FromStr>(&self, fun: fn(T) -> ast::Literal) -> Result<Expr, ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_ast`
[INFO] [stderr]   --> src/mata_info/node.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn to_ast(&self) -> Result<Expr, ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `CompileResult`
[INFO] [stderr]   --> src/mata_info/ast.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub type CompileResult<T> = Result<T, Vec<CompileError>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unpack`
[INFO] [stderr]    --> src/mata_info/ast.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn unpack(self) -> Expr {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TYPE_ASSERT_ERR`
[INFO] [stderr]  --> src/type_checker.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const TYPE_ASSERT_ERR: RErrorInfo = ("T0", "Expression type assertion error");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CALLEE_IS_NOT_FUNCTION_TYPE`
[INFO] [stderr]  --> src/type_checker.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const CALLEE_IS_NOT_FUNCTION_TYPE: RErrorInfo = ("T1", "Callee is not a function type");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `VARIABLE_IS_NOT_DEFINED`
[INFO] [stderr]  --> src/type_checker.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const VARIABLE_IS_NOT_DEFINED: RErrorInfo = ("T2", "Variable is not defined");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `UNIFICATION_ERROR`
[INFO] [stderr]  --> src/type_checker.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const UNIFICATION_ERROR: &'static str = "T3";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_path_level`
[INFO] [stderr]  --> src/type_checker.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn new_path_level(path: &Path, pos: u64) -> Path {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_unification_error`
[INFO] [stderr]   --> src/type_checker.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn make_unification_error(i: String) -> Result<(), ErrorInfo> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unifier`
[INFO] [stderr]   --> src/type_checker.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn unifier(ty1: &TypeExpr, ty2: &TypeExpr) -> Result<(), ErrorInfo> {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `literal_infer`
[INFO] [stderr]   --> src/type_checker.rs:43:4
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn literal_infer(lit: Literal) -> TypeExpr {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expr_infer`
[INFO] [stderr]   --> src/type_checker.rs:69:4
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn expr_infer(context: &Context, expr: Expr, path: Path) -> CompileResult<TypeExpr> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.94s
[INFO] running `"docker" "inspect" "64586c04d6fae1773ef6d0a383eab86ae863a313e61c566dae5b7e03989bec5e"`
[INFO] running `"docker" "rm" "-f" "64586c04d6fae1773ef6d0a383eab86ae863a313e61c566dae5b7e03989bec5e"`
[INFO] [stdout] 64586c04d6fae1773ef6d0a383eab86ae863a313e61c566dae5b7e03989bec5e