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[INFO] finished tweaking git repo https://github.com/fmonniot/zelkova-lang
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[INFO] [stderr]    Compiling zelkova-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `codespan_reporting::term::emit`: Use `emit_to_write_style` instead or depending on the writer use `emit_to_io_write` or `emit_to_string`
[INFO] [stdout]    --> src/compiler/mod.rs:284:15
[INFO] [stdout]     |
[INFO] [stdout] 284 |         term::emit(&mut writer.lock(), &config, &sources, &err).unwrap();
[INFO] [stdout]     |               ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `codespan_reporting::term::emit`: Use `emit_to_write_style` instead or depending on the writer use `emit_to_io_write` or `emit_to_string`
[INFO] [stdout]    --> src/compiler/mod.rs:284:15
[INFO] [stdout]     |
[INFO] [stdout] 284 |         term::emit(&mut writer.lock(), &config, &sources, &err).unwrap();
[INFO] [stdout]     |               ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/compiler/canonical/environment.rs:78:1
[INFO] [stdout]     |
[INFO] [stdout]  78 | / fn process_import(
[INFO] [stdout]  79 | |     env: &mut RootEnvironment,
[INFO] [stdout]  80 | |     interfaces: &HashMap<Name, Interface>,
[INFO] [stdout]  81 | |     imported_module_name: &Name,
[INFO] [stdout]  82 | |     alias: &Option<Name>,
[INFO] [stdout]  83 | |     exposing: &parser::Exposing,
[INFO] [stdout]  84 | | ) -> Result<(), EnvError> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail
[INFO] [stdout]    --> src/compiler/canonical/environment.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             collect_accumulate(iter).map_err(EnvError::Multiple)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 179 |             collect_accumulate::<_, _, _, ()>(iter).map_err(EnvError::Multiple)?;
[INFO] [stdout]     |                               +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/compiler/canonical/environment.rs:78:1
[INFO] [stdout]     |
[INFO] [stdout]  78 | / fn process_import(
[INFO] [stdout]  79 | |     env: &mut RootEnvironment,
[INFO] [stdout]  80 | |     interfaces: &HashMap<Name, Interface>,
[INFO] [stdout]  81 | |     imported_module_name: &Name,
[INFO] [stdout]  82 | |     alias: &Option<Name>,
[INFO] [stdout]  83 | |     exposing: &parser::Exposing,
[INFO] [stdout]  84 | | ) -> Result<(), EnvError> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail
[INFO] [stdout]    --> src/compiler/canonical/environment.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             collect_accumulate(iter).map_err(EnvError::Multiple)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 179 |             collect_accumulate::<_, _, _, ()>(iter).map_err(EnvError::Multiple)?;
[INFO] [stdout]     |                               +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `associativity` and `precedence` are never read
[INFO] [stdout]   --> src/compiler/canonical/mod.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct Infix {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 80 |     associativity: Associativity,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 81 |     precedence: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Infix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pattern` and `expression` are never read
[INFO] [stdout]    --> src/compiler/canonical/mod.rs:420:5
[INFO] [stdout]     |
[INFO] [stdout] 419 | pub struct CaseBranch {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 420 |     pattern: Pattern,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 421 |     expression: Expression,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CaseBranch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert_local_value` is never used
[INFO] [stdout]   --> src/compiler/canonical/environment.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Environment<'parent>: std::fmt::Debug {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn insert_local_value(&mut self, name: &Name);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `module_name` and `relative_path` are never read
[INFO] [stdout]   --> src/compiler/source/files.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SourceFile {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 11 |     module_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     relative_path: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SourceFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/compiler/typer/mod.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     Int {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] 141 |         tpe: Type,
[INFO] [stdout] 142 |         value: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/compiler/typer/mod.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     Bool {
[INFO] [stdout]     |     ---- field in this variant
[INFO] [stdout] 145 |         tpe: Type,
[INFO] [stdout] 146 |         value: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/compiler/typer/mod.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Identifier {
[INFO] [stdout]     |     ---------- field in this variant
[INFO] [stdout] 150 |         tpe: Type,
[INFO] [stdout] 151 |         name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/compiler/dependencies.rs:51:52
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(modules: &'a Vec<Module>) -> Result<ModuleWalker, Error> {
[INFO] [stdout]    |                          --                        ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(modules: &'a Vec<Module>) -> Result<ModuleWalker<'a>, Error> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zelkova-lang-4c627cbd730a2ec6/out/compiler/parser/grammar.rs:2201:50
[INFO] [stdout]      |
[INFO] [stdout] 2201 |             _ => panic!("invalid reduction index {__reduce_index}",)
[INFO] [stdout]      |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 2201 |             _ => panic!("invalid reduction index {__reduce_index}", ...,)
[INFO] [stdout]      |                                                                   +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 2201 |             _ => panic!("{}", "invalid reduction index {__reduce_index}",)
[INFO] [stdout]      |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zelkova-lang-4c627cbd730a2ec6/out/compiler/parser/grammar.rs:2765:46
[INFO] [stdout]      |
[INFO] [stdout] 2765 |             _ => panic!("invalid action code {__action}")
[INFO] [stdout]      |                                              ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 2765 |             _ => panic!("invalid action code {__action}", ...)
[INFO] [stdout]      |                                                         +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 2765 |             _ => panic!("{}", "invalid action code {__action}")
[INFO] [stdout]      |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zelkova-lang` (lib) due to 2 previous errors; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `associativity` and `precedence` are never read
[INFO] [stdout]   --> src/compiler/canonical/mod.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct Infix {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 80 |     associativity: Associativity,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 81 |     precedence: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Infix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pattern` and `expression` are never read
[INFO] [stdout]    --> src/compiler/canonical/mod.rs:420:5
[INFO] [stdout]     |
[INFO] [stdout] 419 | pub struct CaseBranch {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 420 |     pattern: Pattern,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 421 |     expression: Expression,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CaseBranch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert_local_value` is never used
[INFO] [stdout]   --> src/compiler/canonical/environment.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Environment<'parent>: std::fmt::Debug {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn insert_local_value(&mut self, name: &Name);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `module_name` and `relative_path` are never read
[INFO] [stdout]   --> src/compiler/source/files.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SourceFile {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 11 |     module_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     relative_path: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SourceFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/compiler/typer/mod.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     Int {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] 141 |         tpe: Type,
[INFO] [stdout] 142 |         value: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/compiler/typer/mod.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     Bool {
[INFO] [stdout]     |     ---- field in this variant
[INFO] [stdout] 145 |         tpe: Type,
[INFO] [stdout] 146 |         value: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/compiler/typer/mod.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Identifier {
[INFO] [stdout]     |     ---------- field in this variant
[INFO] [stdout] 150 |         tpe: Type,
[INFO] [stdout] 151 |         name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/compiler/dependencies.rs:51:52
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(modules: &'a Vec<Module>) -> Result<ModuleWalker, Error> {
[INFO] [stdout]    |                          --                        ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(modules: &'a Vec<Module>) -> Result<ModuleWalker<'a>, Error> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zelkova-lang-4c627cbd730a2ec6/out/compiler/parser/grammar.rs:2201:50
[INFO] [stdout]      |
[INFO] [stdout] 2201 |             _ => panic!("invalid reduction index {__reduce_index}",)
[INFO] [stdout]      |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 2201 |             _ => panic!("invalid reduction index {__reduce_index}", ...,)
[INFO] [stdout]      |                                                                   +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 2201 |             _ => panic!("{}", "invalid reduction index {__reduce_index}",)
[INFO] [stdout]      |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zelkova-lang-4c627cbd730a2ec6/out/compiler/parser/grammar.rs:2765:46
[INFO] [stdout]      |
[INFO] [stdout] 2765 |             _ => panic!("invalid action code {__action}")
[INFO] [stdout]      |                                              ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 2765 |             _ => panic!("invalid action code {__action}", ...)
[INFO] [stdout]      |                                                         +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 2765 |             _ => panic!("{}", "invalid action code {__action}")
[INFO] [stdout]      |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zelkova-lang` (lib test) due to 2 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d5d0c9dfb701aab5ccbba5fa1125abafeadedcc0dcdc2ef35d3d845175aae3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d0c9dfb701aab5ccbba5fa1125abafeadedcc0dcdc2ef35d3d845175aae3e8", kill_on_drop: false }`
[INFO] [stdout] d5d0c9dfb701aab5ccbba5fa1125abafeadedcc0dcdc2ef35d3d845175aae3e8
