[INFO] cloning repository https://github.com/NaKeRNarolino/mountain_sakura
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NaKeRNarolino/mountain_sakura" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaKeRNarolino%2Fmountain_sakura", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaKeRNarolino%2Fmountain_sakura'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9f73c5b14ad51e6c34bea6e601878feab8d6fd4
[INFO] checking NaKeRNarolino/mountain_sakura against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaKeRNarolino%2Fmountain_sakura" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NaKeRNarolino/mountain_sakura
[INFO] finished tweaking git repo https://github.com/NaKeRNarolino/mountain_sakura
[INFO] tweaked toml for git repo https://github.com/NaKeRNarolino/mountain_sakura written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NaKeRNarolino/mountain_sakura on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NaKeRNarolino/mountain_sakura 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b09d23a7204d02591fad3f125acfdea81685d8fdc373b345ffc589d7e679af9b
[INFO] running `Command { std: "docker" "start" "-a" "b09d23a7204d02591fad3f125acfdea81685d8fdc373b345ffc589d7e679af9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b09d23a7204d02591fad3f125acfdea81685d8fdc373b345ffc589d7e679af9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09d23a7204d02591fad3f125acfdea81685d8fdc373b345ffc589d7e679af9b", kill_on_drop: false }`
[INFO] [stdout] b09d23a7204d02591fad3f125acfdea81685d8fdc373b345ffc589d7e679af9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4efa2ad2543631f803a18b09917fe1f72b9ff4eebd021e771911e350d68b0747
[INFO] running `Command { std: "docker" "start" "-a" "4efa2ad2543631f803a18b09917fe1f72b9ff4eebd021e771911e350d68b0747", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking colored v3.0.0
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking uuid v1.11.0
[INFO] [stderr]     Checking jni v0.21.1
[INFO] [stderr]     Checking mountain_sakura v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `JObject`
[INFO] [stdout]  --> src/lib.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ::jni::objects::{JClass, JObject, JObjectArray, JString};
[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 import: `JObject`
[INFO] [stdout]  --> src/lib.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ::jni::objects::{JClass, JObject, JObjectArray, JString};
[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 import: `log::log`
[INFO] [stdout]  --> src/logging.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::log;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::log`
[INFO] [stdout]  --> src/logging.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::log;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/modules/mod.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jni::sys::JavaVM`
[INFO] [stdout]  --> src/jni/calls.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use jni::sys::JavaVM;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/jni/calls.rs:41:7
[INFO] [stdout]    |
[INFO] [stdout] 41 |     if(!CALLABLE_CACHE.lock().unwrap().contains_key(&id)){
[INFO] [stdout]    |       ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -     if(!CALLABLE_CACHE.lock().unwrap().contains_key(&id)){
[INFO] [stdout] 41 +     if !CALLABLE_CACHE.lock().unwrap().contains_key(&id) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interpreter::structs::Reference`
[INFO] [stdout]  --> src/jni/jni.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::interpreter::structs::Reference;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::global::ReferenceType::Function`
[INFO] [stdout]  --> src/parser/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::global::ReferenceType::Function;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/modules/mod.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FunctionData` and `ScopeLayoutDeclaration`
[INFO] [stdout]  --> src/parser/mod.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::interpreter::scope::{FunctionData, ScopeLayoutDeclaration};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jni::sys::JavaVM`
[INFO] [stdout]  --> src/jni/calls.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use jni::sys::JavaVM;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/jni/calls.rs:41:7
[INFO] [stdout]    |
[INFO] [stdout] 41 |     if(!CALLABLE_CACHE.lock().unwrap().contains_key(&id)){
[INFO] [stdout]    |       ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -     if(!CALLABLE_CACHE.lock().unwrap().contains_key(&id)){
[INFO] [stdout] 41 +     if !CALLABLE_CACHE.lock().unwrap().contains_key(&id) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::ModuleExport`
[INFO] [stdout]  --> src/parser/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::modules::ModuleExport;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interpreter::structs::Reference`
[INFO] [stdout]  --> src/jni/jni.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::interpreter::structs::Reference;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::global::ReferenceType::Function`
[INFO] [stdout]  --> src/parser/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::global::ReferenceType::Function;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]   --> src/parser/mod.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::{Arc, RwLock};
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FunctionData` and `ScopeLayoutDeclaration`
[INFO] [stdout]  --> src/parser/mod.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::interpreter::scope::{FunctionData, ScopeLayoutDeclaration};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::ModuleExport`
[INFO] [stdout]  --> src/parser/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::modules::ModuleExport;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]   --> src/parser/mod.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::{Arc, RwLock};
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FunctionData` and `RuntimeScopeW`
[INFO] [stdout]  --> src/parser/structs.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::interpreter::scope::{FnArgs, FunctionData, RuntimeScopeW};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FunctionData` and `RuntimeScopeW`
[INFO] [stdout]  --> src/parser/structs.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::interpreter::scope::{FnArgs, FunctionData, RuntimeScopeW};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parser/structs.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsStr`
[INFO] [stdout]  --> src/wrapper/runner.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/wrapper/runner.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, RwLock};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MoSaNativeFunction`
[INFO] [stdout]  --> src/wrapper/runner.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::interpreter::structs::{MoSaNativeFunction, RuntimeValue};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parser/structs.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsStr`
[INFO] [stdout]  --> src/wrapper/runner.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/wrapper/runner.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, RwLock};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MoSaNativeFunction`
[INFO] [stdout]  --> src/wrapper/runner.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::interpreter::structs::{MoSaNativeFunction, RuntimeValue};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/interpreter/mod.rs:165:14
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn error(line: &usize, file_name: &String) {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]    --> src/interpreter/mod.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn error(line: &usize, file_name: &String) {
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/interpreter/mod.rs:165:14
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn error(line: &usize, file_name: &String) {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]    --> src/interpreter/mod.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn error(line: &usize, file_name: &String) {
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/interpreter/mod.rs:853:21
[INFO] [stdout]     |
[INFO] [stdout] 853 |             for (k, v) in unmodulated_lays {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/interpreter/mod.rs:853:21
[INFO] [stdout]     |
[INFO] [stdout] 853 |             for (k, v) in unmodulated_lays {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/jni/calls.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut callable = Callable{ classpath: path,method,descriptor, modifiers: modifier };
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/jni/calls.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut callable = Callable{ classpath: path,method,descriptor, modifiers: modifier };
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tk`
[INFO] [stdout]    --> src/parser/mod.rs:771:13
[INFO] [stdout]     |
[INFO] [stdout] 771 |         let tk = self.go();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tk`
[INFO] [stdout]    --> src/parser/mod.rs:771:13
[INFO] [stdout]     |
[INFO] [stdout] 771 |         let tk = self.go();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `class`
[INFO] [stdout]   --> src/lib.rs:61:75
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   class: JClass<'local>,
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_class`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `modifiers`, `path`, `fields`, `methods`, and `constructors` are never read
[INFO] [stdout]   --> src/jni/jni.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct JNIClass {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 22 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     modifiers: Modifier,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     fields: Vec<JNIField>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 27 |     methods: Vec<JNIMethod>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     constructors: Vec<JNIConstructor>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIClass` has a derived impl for the trait `Clone`, but this is 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 `owner`, `name`, `modifiers`, `return_types`, `parameter_types`, and `exception_types` are never read
[INFO] [stdout]   --> src/jni/jni.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct JNIMethod {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 36 |     // commons
[INFO] [stdout] 37 |     owner: JNIClass,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 39 |     modifiers: Modifier,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 40 |     // commons
[INFO] [stdout] 41 |     return_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 42 |     parameter_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 43 |     exception_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIMethod` 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 `owner`, `name`, and `modifiers` are never read
[INFO] [stdout]   --> src/jni/jni.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct JNIField {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 47 |     // commons
[INFO] [stdout] 48 |     owner: JNIClass,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 49 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 50 |     modifiers: Modifier, // commons
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIField` 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 `owner`, `name`, `modifiers`, `parameter_types`, and `exception_types` are never read
[INFO] [stdout]   --> src/jni/jni.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct JNIConstructor {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 54 |     // commons
[INFO] [stdout] 55 |     owner: JNIClass,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     modifiers: Modifier,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 58 |     // commons
[INFO] [stdout] 59 |     parameter_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 60 |     exception_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIConstructor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_double_arrow_signature` is never used
[INFO] [stdout]    --> src/parser/mod.rs:715:8
[INFO] [stdout]     |
[INFO] [stdout]  39 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 715 |     fn parse_double_arrow_signature(&mut self, identifier: String) -> ASTNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scope_operations` is never read
[INFO] [stdout]   --> src/wrapper/runner.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MoSaRunner {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     scope_operations: Vec<Arc<dyn Fn(RuntimeScopeW)>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MoSaRunner` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `class`
[INFO] [stdout]   --> src/lib.rs:61:75
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   class: JClass<'local>,
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_class`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/jni/jni.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         .insert("PUBLIC".parse().unwrap(), jvm.get_java_vm().unwrap());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `modifiers`, `path`, `fields`, `methods`, and `constructors` are never read
[INFO] [stdout]   --> src/jni/jni.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct JNIClass {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 22 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     modifiers: Modifier,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     fields: Vec<JNIField>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 27 |     methods: Vec<JNIMethod>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     constructors: Vec<JNIConstructor>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIClass` has a derived impl for the trait `Clone`, but this is 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 `owner`, `name`, `modifiers`, `return_types`, `parameter_types`, and `exception_types` are never read
[INFO] [stdout]   --> src/jni/jni.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct JNIMethod {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 36 |     // commons
[INFO] [stdout] 37 |     owner: JNIClass,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 39 |     modifiers: Modifier,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 40 |     // commons
[INFO] [stdout] 41 |     return_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 42 |     parameter_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 43 |     exception_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIMethod` 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 `owner`, `name`, and `modifiers` are never read
[INFO] [stdout]   --> src/jni/jni.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct JNIField {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 47 |     // commons
[INFO] [stdout] 48 |     owner: JNIClass,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 49 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 50 |     modifiers: Modifier, // commons
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIField` 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 `owner`, `name`, `modifiers`, `parameter_types`, and `exception_types` are never read
[INFO] [stdout]   --> src/jni/jni.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct JNIConstructor {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 54 |     // commons
[INFO] [stdout] 55 |     owner: JNIClass,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     modifiers: Modifier,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 58 |     // commons
[INFO] [stdout] 59 |     parameter_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 60 |     exception_types: Vec<JNIClass>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JNIConstructor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_double_arrow_signature` is never used
[INFO] [stdout]    --> src/parser/mod.rs:715:8
[INFO] [stdout]     |
[INFO] [stdout]  39 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 715 |     fn parse_double_arrow_signature(&mut self, identifier: String) -> ASTNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scope_operations` is never read
[INFO] [stdout]   --> src/wrapper/runner.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MoSaRunner {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     scope_operations: Vec<Arc<dyn Fn(RuntimeScopeW)>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MoSaRunner` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/jni/jni.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         .insert("PUBLIC".parse().unwrap(), jvm.get_java_vm().unwrap());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mountain_sakura` (lib test) due to 1 previous error; 27 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mountain_sakura` (lib) due to 1 previous error; 27 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4efa2ad2543631f803a18b09917fe1f72b9ff4eebd021e771911e350d68b0747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4efa2ad2543631f803a18b09917fe1f72b9ff4eebd021e771911e350d68b0747", kill_on_drop: false }`
[INFO] [stdout] 4efa2ad2543631f803a18b09917fe1f72b9ff4eebd021e771911e350d68b0747
