[INFO] cloning repository https://github.com/pawanspace/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pawanspace/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpawanspace%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpawanspace%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ce0ccc7b564ae3165e510eb3ae3fe143ff6fce6
[INFO] testing pawanspace/rlox against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpawanspace%2Frlox" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pawanspace/rlox on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pawanspace/rlox
[INFO] finished tweaking git repo https://github.com/pawanspace/rlox
[INFO] tweaked toml for git repo https://github.com/pawanspace/rlox written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pawanspace/rlox 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57cfadd56dc8d0139e5ce0c9a0204707dbbc33e207d71acd228730ef58eed6cc
[INFO] running `Command { std: "docker" "start" "-a" "57cfadd56dc8d0139e5ce0c9a0204707dbbc33e207d71acd228730ef58eed6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57cfadd56dc8d0139e5ce0c9a0204707dbbc33e207d71acd228730ef58eed6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57cfadd56dc8d0139e5ce0c9a0204707dbbc33e207d71acd228730ef58eed6cc", kill_on_drop: false }`
[INFO] [stdout] 57cfadd56dc8d0139e5ce0c9a0204707dbbc33e207d71acd228730ef58eed6cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d02d64a9c9117900049c63666932d8eda2cd93e84bad3b7d9cc559805a5ddea
[INFO] running `Command { std: "docker" "start" "-a" "8d02d64a9c9117900049c63666932d8eda2cd93e84bad3b7d9cc559805a5ddea", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling clap v3.2.17
[INFO] [stderr]    Compiling rustfix v0.6.1
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/hash_map.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Entry`
[INFO] [stdout]  --> src/vm.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hash_map::{Table, Entry};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 |         | _ => ParseRule {
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `set_op` is never read
[INFO] [stdout]    --> src/compiler.rs:495:17
[INFO] [stdout]     |
[INFO] [stdout] 495 |         let mut set_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `get_op` is never read
[INFO] [stdout]    --> src/compiler.rs:496:17
[INFO] [stdout]     |
[INFO] [stdout] 496 |         let mut get_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/common.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |             Value::Obj(obj) => unsafe { obj.is_string() },
[INFO] [stdout]    |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/debug.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Obj::Str(fat_ptr) => unsafe {
[INFO] [stdout]    |                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     unsafe { mem::size_of_val(&ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     unsafe { std::ptr::eq(ptr, other_ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Repl` is never constructed
[INFO] [stdout]   --> src/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `prompt` are never used
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<'a> Repl<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     fn init(vm: &'a mut vm::VM) -> Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn prompt(&mut self, name: &str) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repl` is never used
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn repl() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `disassemble_chunk` is never used
[INFO] [stdout]   --> src/chunk.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Chunk {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn disassemble_chunk(&self, name: &str) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func_type` is never read
[INFO] [stdout]    --> src/common.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) struct Function {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub(crate) func_type: FunctionType,
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Function` is never constructed
[INFO] [stdout]    --> src/common.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub(crate) enum FunctionType {
[INFO] [stdout]     |                 ------------ variant in this enum
[INFO] [stdout] 197 |     Function,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunctionType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]    --> src/common.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) enum Obj {
[INFO] [stdout]     |                 --- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 207 |     Nil,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Obj` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_nil` is never used
[INFO] [stdout]    --> src/common.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl Obj {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_bytes` is never used
[INFO] [stdout]    --> src/compiler.rs:834:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl<'c> Compiler<'c> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 834 |     fn emit_bytes(&mut self, byte_1: u8, byte_2: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_mut`, `dump`, and `find_entry_mut` are never used
[INFO] [stdout]    --> src/hash_map.rs:57:19
[INFO] [stdout]     |
[INFO] [stdout] 24  | / impl<T> Table<T>
[INFO] [stdout] 25  | | where
[INFO] [stdout] 26  | |     T: Clone,
[INFO] [stdout] 27  | |     T: Debug,
[INFO] [stdout]     | |_____________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57  |       pub(crate) fn get_mut(&mut self, key: FatPointer) -> Option<&mut T> {
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |       pub(crate) fn dump(&self) {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |       fn find_entry_mut(&mut self, key: &FatPointer) -> Option<&mut Entry<T>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/hash_map.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | struct TestValue {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 202 |     id: u32,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_for_value` is never used
[INFO] [stdout]   --> src/memory.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn allocate_for_value<T>(value: T) -> *mut u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/memory.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn add<T>(ptr: *mut u8, value: T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size_of` is never used
[INFO] [stdout]   --> src/memory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn size_of<T>(ptr: *mut u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]   --> src/memory.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn print<T>(ptr: *mut u8)
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drop` is never used
[INFO] [stdout]   --> src/memory.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn drop<T>(ptr: *mut u8) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get` is never used
[INFO] [stdout]   --> src/memory.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn get<T>(ptr: *mut T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display` is never used
[INFO] [stdout]   --> src/metrics.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) fn display() {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset_stack` and `is_equal` are never used
[INFO] [stdout]    --> src/vm.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl VM {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn reset_stack(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 541 |     fn is_equal(&self, left: Value, right: Value) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "8d02d64a9c9117900049c63666932d8eda2cd93e84bad3b7d9cc559805a5ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d02d64a9c9117900049c63666932d8eda2cd93e84bad3b7d9cc559805a5ddea", kill_on_drop: false }`
[INFO] [stdout] 8d02d64a9c9117900049c63666932d8eda2cd93e84bad3b7d9cc559805a5ddea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0a9097339f41cf4e0698dfa9807d7996f6b28202e09b403f18e17506f90093c
[INFO] running `Command { std: "docker" "start" "-a" "b0a9097339f41cf4e0698dfa9807d7996f6b28202e09b403f18e17506f90093c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/hash_map.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Entry`
[INFO] [stdout]  --> src/vm.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hash_map::{Table, Entry};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 |         | _ => ParseRule {
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `set_op` is never read
[INFO] [stdout]    --> src/compiler.rs:495:17
[INFO] [stdout]     |
[INFO] [stdout] 495 |         let mut set_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `get_op` is never read
[INFO] [stdout]    --> src/compiler.rs:496:17
[INFO] [stdout]     |
[INFO] [stdout] 496 |         let mut get_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/common.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |             Value::Obj(obj) => unsafe { obj.is_string() },
[INFO] [stdout]    |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/debug.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Obj::Str(fat_ptr) => unsafe {
[INFO] [stdout]    |                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     unsafe { mem::size_of_val(&ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     unsafe { std::ptr::eq(ptr, other_ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Repl` is never constructed
[INFO] [stdout]   --> src/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `prompt` are never used
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<'a> Repl<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     fn init(vm: &'a mut vm::VM) -> Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn prompt(&mut self, name: &str) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repl` is never used
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn repl() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `disassemble_chunk` is never used
[INFO] [stdout]   --> src/chunk.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Chunk {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn disassemble_chunk(&self, name: &str) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func_type` is never read
[INFO] [stdout]    --> src/common.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) struct Function {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub(crate) func_type: FunctionType,
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Function` is never constructed
[INFO] [stdout]    --> src/common.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub(crate) enum FunctionType {
[INFO] [stdout]     |                 ------------ variant in this enum
[INFO] [stdout] 197 |     Function,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunctionType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]    --> src/common.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) enum Obj {
[INFO] [stdout]     |                 --- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 207 |     Nil,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Obj` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_nil` is never used
[INFO] [stdout]    --> src/common.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl Obj {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_bytes` is never used
[INFO] [stdout]    --> src/compiler.rs:834:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl<'c> Compiler<'c> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 834 |     fn emit_bytes(&mut self, byte_1: u8, byte_2: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump` is never used
[INFO] [stdout]    --> src/hash_map.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 24  | / impl<T> Table<T>
[INFO] [stdout] 25  | | where
[INFO] [stdout] 26  | |     T: Clone,
[INFO] [stdout] 27  | |     T: Debug,
[INFO] [stdout]     | |_____________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |       pub(crate) fn dump(&self) {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_for_value` is never used
[INFO] [stdout]   --> src/memory.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn allocate_for_value<T>(value: T) -> *mut u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/memory.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn add<T>(ptr: *mut u8, value: T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size_of` is never used
[INFO] [stdout]   --> src/memory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn size_of<T>(ptr: *mut u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]   --> src/memory.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn print<T>(ptr: *mut u8)
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drop` is never used
[INFO] [stdout]   --> src/memory.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn drop<T>(ptr: *mut u8) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get` is never used
[INFO] [stdout]   --> src/memory.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn get<T>(ptr: *mut T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display` is never used
[INFO] [stdout]   --> src/metrics.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) fn display() {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset_stack` and `is_equal` are never used
[INFO] [stdout]    --> src/vm.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl VM {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn reset_stack(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 541 |     fn is_equal(&self, left: Value, right: Value) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "b0a9097339f41cf4e0698dfa9807d7996f6b28202e09b403f18e17506f90093c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a9097339f41cf4e0698dfa9807d7996f6b28202e09b403f18e17506f90093c", kill_on_drop: false }`
[INFO] [stdout] b0a9097339f41cf4e0698dfa9807d7996f6b28202e09b403f18e17506f90093c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed8c4df7cb77a1c7d708544c1287614f93ff346fff29868e6f59ac48e0c5f851
[INFO] running `Command { std: "docker" "start" "-a" "ed8c4df7cb77a1c7d708544c1287614f93ff346fff29868e6f59ac48e0c5f851", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]  --> src/main.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/hash_map.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Entry`
[INFO] [stderr]  --> src/vm.rs:5:30
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::hash_map::{Table, Entry};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/compiler.rs:126:11
[INFO] [stderr]     |
[INFO] [stderr] 126 |         | _ => ParseRule {
[INFO] [stderr]     |           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `set_op` is never read
[INFO] [stderr]    --> src/compiler.rs:495:17
[INFO] [stderr]     |
[INFO] [stderr] 495 |         let mut set_op = OpCode::Nil;
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `get_op` is never read
[INFO] [stderr]    --> src/compiler.rs:496:17
[INFO] [stderr]     |
[INFO] [stderr] 496 |         let mut get_op = OpCode::Nil;
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hash_map.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hash_map.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/common.rs:75:32
[INFO] [stderr]    |
[INFO] [stderr] 75 |             Value::Obj(obj) => unsafe { obj.is_string() },
[INFO] [stderr]    |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/debug.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Obj::Str(fat_ptr) => unsafe {
[INFO] [stderr]    |                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memory.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     unsafe { mem::size_of_val(&ptr) }
[INFO] [stderr]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memory.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     unsafe { std::ptr::eq(ptr, other_ptr) }
[INFO] [stderr]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Repl` is never constructed
[INFO] [stderr]   --> src/main.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct Repl<'a> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `init` and `prompt` are never used
[INFO] [stderr]   --> src/main.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<'a> Repl<'a> {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 44 |     fn init(vm: &'a mut vm::VM) -> Repl<'a> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn prompt(&mut self, name: &str) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `repl` is never used
[INFO] [stderr]   --> src/main.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn repl() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `disassemble_chunk` is never used
[INFO] [stderr]   --> src/chunk.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<'a> Chunk {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub(crate) fn disassemble_chunk(&self, name: &str) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `func_type` is never read
[INFO] [stderr]    --> src/common.rs:181:16
[INFO] [stderr]     |
[INFO] [stderr] 177 | pub(crate) struct Function {
[INFO] [stderr]     |                   -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub(crate) func_type: FunctionType,
[INFO] [stderr]     |                ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Function` is never constructed
[INFO] [stderr]    --> src/common.rs:197:5
[INFO] [stderr]     |
[INFO] [stderr] 196 | pub(crate) enum FunctionType {
[INFO] [stderr]     |                 ------------ variant in this enum
[INFO] [stderr] 197 |     Function,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FunctionType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Nil` is never constructed
[INFO] [stderr]    --> src/common.rs:207:5
[INFO] [stderr]     |
[INFO] [stderr] 203 | pub(crate) enum Obj {
[INFO] [stderr]     |                 --- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 207 |     Nil,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Obj` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_nil` is never used
[INFO] [stderr]    --> src/common.rs:217:12
[INFO] [stderr]     |
[INFO] [stderr] 210 | impl Obj {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 217 |     pub fn is_nil(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `emit_bytes` is never used
[INFO] [stderr]    --> src/compiler.rs:834:8
[INFO] [stderr]     |
[INFO] [stderr] 204 | impl<'c> Compiler<'c> {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 834 |     fn emit_bytes(&mut self, byte_1: u8, byte_2: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `dump` is never used
[INFO] [stderr]    --> src/hash_map.rs:117:19
[INFO] [stderr]     |
[INFO] [stderr] 24  | / impl<T> Table<T>
[INFO] [stderr] 25  | | where
[INFO] [stderr] 26  | |     T: Clone,
[INFO] [stderr] 27  | |     T: Debug,
[INFO] [stderr]     | |_____________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 117 |       pub(crate) fn dump(&self) {
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `allocate_for_value` is never used
[INFO] [stderr]   --> src/memory.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn allocate_for_value<T>(value: T) -> *mut u8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]   --> src/memory.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn add<T>(ptr: *mut u8, value: T) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `size_of` is never used
[INFO] [stderr]   --> src/memory.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn size_of<T>(ptr: *mut u8) -> usize {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print` is never used
[INFO] [stderr]   --> src/memory.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn print<T>(ptr: *mut u8)
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `drop` is never used
[INFO] [stderr]   --> src/memory.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn drop<T>(ptr: *mut u8) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get` is never used
[INFO] [stderr]   --> src/memory.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn get<T>(ptr: *mut T) -> T {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `display` is never used
[INFO] [stderr]   --> src/metrics.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub(crate) fn display() {
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `reset_stack` and `is_equal` are never used
[INFO] [stderr]    --> src/vm.rs:133:8
[INFO] [stderr]     |
[INFO] [stderr] 111 | impl VM {
[INFO] [stderr]     | ------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 133 |     fn reset_stack(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 541 |     fn is_equal(&self, left: Value, right: Value) -> bool {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 30 warnings (run `cargo fix --bin "rlox" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-a57062068548dc04)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test hash_map::tests::can_expand_capacity_as_required ... ok
[INFO] [stdout] test hash_map::tests::can_handle_reference ... ok
[INFO] [stdout] test hash_map::tests::can_hold_and_return_multiple_keys ... ok
[INFO] [stdout] test hash_map::tests::can_hold_multiple_keys ... ok
[INFO] [stdout] test hash_map::tests::can_hold_multiple_keys_multiple_tables ... ok
[INFO] [stdout] test hasher::tests::can_calculate_hash ... ok
[INFO] [stdout] test hash_map::tests::can_hold_and_delete_multiple_keys ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- hash_map::tests::can_hold_and_delete_multiple_keys stdout ----
[INFO] [stdout] Entry index: None
[INFO] [stdout] thread 'hash_map::tests::can_hold_and_delete_multiple_keys' panicked at src/hash_map.rs:50:43:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55575d5f461c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55575d5f461c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55575d5f461c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55575d5f461c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55575d61e160 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55575d61e160 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55575d5f1fcf - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55575d5f4404 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55575d5f4404 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55575d5f60c7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55575d5f5db3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55575d5c0aa7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55575d5c0aa7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55575d5f66d8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55575d5f66d8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55575d5f63f9 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55575d5f4ae6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55575d5f6192 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55575d585cf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55575d585d93 - core::panicking::panic::h195fc2a96298d4c3
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5
[INFO] [stdout]   20:     0x55575d58a530 - core::option::Option<T>::unwrap::h511ffdccc47f93db
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:931:21
[INFO] [stdout]   21:     0x55575d5880bd - rlox::hash_map::Table<T>::get::h3e6818228d899e62
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:50:21
[INFO] [stdout]   22:     0x55575d58b9ab - rlox::hash_map::tests::can_hold_and_delete_multiple_keys::haa2c2b4751a5307f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:273:20
[INFO] [stdout]   23:     0x55575d58b857 - rlox::hash_map::tests::can_hold_and_delete_multiple_keys::{{closure}}::h42735a1a302c9de1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:264:43
[INFO] [stdout]   24:     0x55575d589d56 - core::ops::function::FnOnce::call_once::h01b9b095eb8557df
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55575d5c60ff - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55575d5c60ff - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x55575d5c5115 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x55575d5c5115 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55575d5c5115 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55575d5c5115 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55575d5c5115 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55575d5c5115 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x55575d5c5115 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x55575d58d3d6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x55575d58d3d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x55575d592487 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55575d592487 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55575d592487 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55575d592487 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55575d592487 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55575d592487 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55575d592487 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55575d5fb165 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x55575d5fb165 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x55575d5fb165 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f04ef277ac3 - <unknown>
[INFO] [stdout]   47:     0x7f04ef308bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     hash_map::tests::can_hold_and_delete_multiple_keys
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rlox`
[INFO] running `Command { std: "docker" "inspect" "ed8c4df7cb77a1c7d708544c1287614f93ff346fff29868e6f59ac48e0c5f851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8c4df7cb77a1c7d708544c1287614f93ff346fff29868e6f59ac48e0c5f851", kill_on_drop: false }`
[INFO] [stdout] ed8c4df7cb77a1c7d708544c1287614f93ff346fff29868e6f59ac48e0c5f851
[INFO] testing pawanspace/rlox against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpawanspace%2Frlox" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pawanspace/rlox on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pawanspace/rlox
[INFO] finished tweaking git repo https://github.com/pawanspace/rlox
[INFO] tweaked toml for git repo https://github.com/pawanspace/rlox written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pawanspace/rlox 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38d75fd38ec02da501cce657375ac3db63efc7111368e037d04ca6ff7ffcdc25
[INFO] running `Command { std: "docker" "start" "-a" "38d75fd38ec02da501cce657375ac3db63efc7111368e037d04ca6ff7ffcdc25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38d75fd38ec02da501cce657375ac3db63efc7111368e037d04ca6ff7ffcdc25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d75fd38ec02da501cce657375ac3db63efc7111368e037d04ca6ff7ffcdc25", kill_on_drop: false }`
[INFO] [stdout] 38d75fd38ec02da501cce657375ac3db63efc7111368e037d04ca6ff7ffcdc25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1a3f4756b655d4bdbaf35fe3146ac54af11f6100301353e3ab565b7b66b00d6
[INFO] running `Command { std: "docker" "start" "-a" "d1a3f4756b655d4bdbaf35fe3146ac54af11f6100301353e3ab565b7b66b00d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling clap v3.2.17
[INFO] [stderr]    Compiling rustfix v0.6.1
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/hash_map.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Entry`
[INFO] [stdout]  --> src/vm.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hash_map::{Table, Entry};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 |         | _ => ParseRule {
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `set_op` is never read
[INFO] [stdout]    --> src/compiler.rs:495:17
[INFO] [stdout]     |
[INFO] [stdout] 495 |         let mut set_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `get_op` is never read
[INFO] [stdout]    --> src/compiler.rs:496:17
[INFO] [stdout]     |
[INFO] [stdout] 496 |         let mut get_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/common.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |             Value::Obj(obj) => unsafe { obj.is_string() },
[INFO] [stdout]    |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/debug.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Obj::Str(fat_ptr) => unsafe {
[INFO] [stdout]    |                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     unsafe { mem::size_of_val(&ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     unsafe { std::ptr::eq(ptr, other_ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Repl` is never constructed
[INFO] [stdout]   --> src/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `prompt` are never used
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<'a> Repl<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     fn init(vm: &'a mut vm::VM) -> Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn prompt(&mut self, name: &str) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repl` is never used
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn repl() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `disassemble_chunk` is never used
[INFO] [stdout]   --> src/chunk.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Chunk {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn disassemble_chunk(&self, name: &str) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func_type` is never read
[INFO] [stdout]    --> src/common.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) struct Function {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub(crate) func_type: FunctionType,
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Function` is never constructed
[INFO] [stdout]    --> src/common.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub(crate) enum FunctionType {
[INFO] [stdout]     |                 ------------ variant in this enum
[INFO] [stdout] 197 |     Function,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunctionType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]    --> src/common.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) enum Obj {
[INFO] [stdout]     |                 --- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 207 |     Nil,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Obj` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_nil` is never used
[INFO] [stdout]    --> src/common.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl Obj {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_bytes` is never used
[INFO] [stdout]    --> src/compiler.rs:834:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl<'c> Compiler<'c> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 834 |     fn emit_bytes(&mut self, byte_1: u8, byte_2: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_mut`, `dump`, and `find_entry_mut` are never used
[INFO] [stdout]    --> src/hash_map.rs:57:19
[INFO] [stdout]     |
[INFO] [stdout] 24  | / impl<T> Table<T>
[INFO] [stdout] 25  | | where
[INFO] [stdout] 26  | |     T: Clone,
[INFO] [stdout] 27  | |     T: Debug,
[INFO] [stdout]     | |_____________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57  |       pub(crate) fn get_mut(&mut self, key: FatPointer) -> Option<&mut T> {
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |       pub(crate) fn dump(&self) {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |       fn find_entry_mut(&mut self, key: &FatPointer) -> Option<&mut Entry<T>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/hash_map.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | struct TestValue {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 202 |     id: u32,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_for_value` is never used
[INFO] [stdout]   --> src/memory.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn allocate_for_value<T>(value: T) -> *mut u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/memory.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn add<T>(ptr: *mut u8, value: T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size_of` is never used
[INFO] [stdout]   --> src/memory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn size_of<T>(ptr: *mut u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]   --> src/memory.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn print<T>(ptr: *mut u8)
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drop` is never used
[INFO] [stdout]   --> src/memory.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn drop<T>(ptr: *mut u8) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get` is never used
[INFO] [stdout]   --> src/memory.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn get<T>(ptr: *mut T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display` is never used
[INFO] [stdout]   --> src/metrics.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) fn display() {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset_stack` and `is_equal` are never used
[INFO] [stdout]    --> src/vm.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl VM {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn reset_stack(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 541 |     fn is_equal(&self, left: Value, right: Value) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.35s
[INFO] running `Command { std: "docker" "inspect" "d1a3f4756b655d4bdbaf35fe3146ac54af11f6100301353e3ab565b7b66b00d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a3f4756b655d4bdbaf35fe3146ac54af11f6100301353e3ab565b7b66b00d6", kill_on_drop: false }`
[INFO] [stdout] d1a3f4756b655d4bdbaf35fe3146ac54af11f6100301353e3ab565b7b66b00d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b6f628af1a3d793a2cd3ca0760e83d2bdae47631c72fec74621835ebd9323e8
[INFO] running `Command { std: "docker" "start" "-a" "5b6f628af1a3d793a2cd3ca0760e83d2bdae47631c72fec74621835ebd9323e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/hash_map.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Entry`
[INFO] [stdout]  --> src/vm.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hash_map::{Table, Entry};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 |         | _ => ParseRule {
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `set_op` is never read
[INFO] [stdout]    --> src/compiler.rs:495:17
[INFO] [stdout]     |
[INFO] [stdout] 495 |         let mut set_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `get_op` is never read
[INFO] [stdout]    --> src/compiler.rs:496:17
[INFO] [stdout]     |
[INFO] [stdout] 496 |         let mut get_op = OpCode::Nil;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hash_map.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/common.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |             Value::Obj(obj) => unsafe { obj.is_string() },
[INFO] [stdout]    |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/debug.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Obj::Str(fat_ptr) => unsafe {
[INFO] [stdout]    |                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     unsafe { mem::size_of_val(&ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     unsafe { std::ptr::eq(ptr, other_ptr) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Repl` is never constructed
[INFO] [stdout]   --> src/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `prompt` are never used
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<'a> Repl<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     fn init(vm: &'a mut vm::VM) -> Repl<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn prompt(&mut self, name: &str) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repl` is never used
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn repl() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `disassemble_chunk` is never used
[INFO] [stdout]   --> src/chunk.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Chunk {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn disassemble_chunk(&self, name: &str) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func_type` is never read
[INFO] [stdout]    --> src/common.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) struct Function {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub(crate) func_type: FunctionType,
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Function` is never constructed
[INFO] [stdout]    --> src/common.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub(crate) enum FunctionType {
[INFO] [stdout]     |                 ------------ variant in this enum
[INFO] [stdout] 197 |     Function,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunctionType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]    --> src/common.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) enum Obj {
[INFO] [stdout]     |                 --- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 207 |     Nil,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Obj` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_nil` is never used
[INFO] [stdout]    --> src/common.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl Obj {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_bytes` is never used
[INFO] [stdout]    --> src/compiler.rs:834:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl<'c> Compiler<'c> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 834 |     fn emit_bytes(&mut self, byte_1: u8, byte_2: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump` is never used
[INFO] [stdout]    --> src/hash_map.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 24  | / impl<T> Table<T>
[INFO] [stdout] 25  | | where
[INFO] [stdout] 26  | |     T: Clone,
[INFO] [stdout] 27  | |     T: Debug,
[INFO] [stdout]     | |_____________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |       pub(crate) fn dump(&self) {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_for_value` is never used
[INFO] [stdout]   --> src/memory.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn allocate_for_value<T>(value: T) -> *mut u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/memory.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn add<T>(ptr: *mut u8, value: T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size_of` is never used
[INFO] [stdout]   --> src/memory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn size_of<T>(ptr: *mut u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]   --> src/memory.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn print<T>(ptr: *mut u8)
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drop` is never used
[INFO] [stdout]   --> src/memory.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn drop<T>(ptr: *mut u8) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get` is never used
[INFO] [stdout]   --> src/memory.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn get<T>(ptr: *mut T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display` is never used
[INFO] [stdout]   --> src/metrics.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) fn display() {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset_stack` and `is_equal` are never used
[INFO] [stdout]    --> src/vm.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl VM {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn reset_stack(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 541 |     fn is_equal(&self, left: Value, right: Value) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "5b6f628af1a3d793a2cd3ca0760e83d2bdae47631c72fec74621835ebd9323e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6f628af1a3d793a2cd3ca0760e83d2bdae47631c72fec74621835ebd9323e8", kill_on_drop: false }`
[INFO] [stdout] 5b6f628af1a3d793a2cd3ca0760e83d2bdae47631c72fec74621835ebd9323e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdaedc4c85c34395c22544425b9a1a1029e2d0ff563505abd494493a1ade0893
[INFO] running `Command { std: "docker" "start" "-a" "fdaedc4c85c34395c22544425b9a1a1029e2d0ff563505abd494493a1ade0893", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]  --> src/main.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/hash_map.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Entry`
[INFO] [stderr]  --> src/vm.rs:5:30
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::hash_map::{Table, Entry};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/compiler.rs:126:11
[INFO] [stderr]     |
[INFO] [stderr] 126 |         | _ => ParseRule {
[INFO] [stderr]     |           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `set_op` is never read
[INFO] [stderr]    --> src/compiler.rs:495:17
[INFO] [stderr]     |
[INFO] [stderr] 495 |         let mut set_op = OpCode::Nil;
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `get_op` is never read
[INFO] [stderr]    --> src/compiler.rs:496:17
[INFO] [stderr]     |
[INFO] [stderr] 496 |         let mut get_op = OpCode::Nil;
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hash_map.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hash_map.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Entry::Occupied(value, data) => Some(data),
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/common.rs:75:32
[INFO] [stderr]    |
[INFO] [stderr] 75 |             Value::Obj(obj) => unsafe { obj.is_string() },
[INFO] [stderr]    |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/debug.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Obj::Str(fat_ptr) => unsafe {
[INFO] [stderr]    |                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memory.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     unsafe { mem::size_of_val(&ptr) }
[INFO] [stderr]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memory.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     unsafe { std::ptr::eq(ptr, other_ptr) }
[INFO] [stderr]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Repl` is never constructed
[INFO] [stderr]   --> src/main.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct Repl<'a> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `init` and `prompt` are never used
[INFO] [stderr]   --> src/main.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<'a> Repl<'a> {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 44 |     fn init(vm: &'a mut vm::VM) -> Repl<'a> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn prompt(&mut self, name: &str) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `repl` is never used
[INFO] [stderr]   --> src/main.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn repl() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `disassemble_chunk` is never used
[INFO] [stderr]   --> src/chunk.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<'a> Chunk {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub(crate) fn disassemble_chunk(&self, name: &str) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `func_type` is never read
[INFO] [stderr]    --> src/common.rs:181:16
[INFO] [stderr]     |
[INFO] [stderr] 177 | pub(crate) struct Function {
[INFO] [stderr]     |                   -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub(crate) func_type: FunctionType,
[INFO] [stderr]     |                ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Function` is never constructed
[INFO] [stderr]    --> src/common.rs:197:5
[INFO] [stderr]     |
[INFO] [stderr] 196 | pub(crate) enum FunctionType {
[INFO] [stderr]     |                 ------------ variant in this enum
[INFO] [stderr] 197 |     Function,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FunctionType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Nil` is never constructed
[INFO] [stderr]    --> src/common.rs:207:5
[INFO] [stderr]     |
[INFO] [stderr] 203 | pub(crate) enum Obj {
[INFO] [stderr]     |                 --- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 207 |     Nil,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Obj` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_nil` is never used
[INFO] [stderr]    --> src/common.rs:217:12
[INFO] [stderr]     |
[INFO] [stderr] 210 | impl Obj {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 217 |     pub fn is_nil(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `emit_bytes` is never used
[INFO] [stderr]    --> src/compiler.rs:834:8
[INFO] [stderr]     |
[INFO] [stderr] 204 | impl<'c> Compiler<'c> {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 834 |     fn emit_bytes(&mut self, byte_1: u8, byte_2: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `dump` is never used
[INFO] [stderr]    --> src/hash_map.rs:117:19
[INFO] [stderr]     |
[INFO] [stderr] 24  | / impl<T> Table<T>
[INFO] [stderr] 25  | | where
[INFO] [stderr] 26  | |     T: Clone,
[INFO] [stderr] 27  | |     T: Debug,
[INFO] [stderr]     | |_____________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 117 |       pub(crate) fn dump(&self) {
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `allocate_for_value` is never used
[INFO] [stderr]   --> src/memory.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn allocate_for_value<T>(value: T) -> *mut u8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]   --> src/memory.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn add<T>(ptr: *mut u8, value: T) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `size_of` is never used
[INFO] [stderr]   --> src/memory.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn size_of<T>(ptr: *mut u8) -> usize {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print` is never used
[INFO] [stderr]   --> src/memory.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn print<T>(ptr: *mut u8)
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `drop` is never used
[INFO] [stderr]   --> src/memory.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn drop<T>(ptr: *mut u8) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get` is never used
[INFO] [stderr]   --> src/memory.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn get<T>(ptr: *mut T) -> T {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `display` is never used
[INFO] [stderr]   --> src/metrics.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub(crate) fn display() {
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `reset_stack` and `is_equal` are never used
[INFO] [stderr]    --> src/vm.rs:133:8
[INFO] [stderr]     |
[INFO] [stderr] 111 | impl VM {
[INFO] [stderr]     | ------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 133 |     fn reset_stack(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 541 |     fn is_equal(&self, left: Value, right: Value) -> bool {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 30 warnings (run `cargo fix --bin "rlox" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-9da04e9767ba863f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test hash_map::tests::can_handle_reference ... ok
[INFO] [stdout] test hash_map::tests::can_expand_capacity_as_required ... ok
[INFO] [stdout] test hash_map::tests::can_hold_multiple_keys ... ok
[INFO] [stdout] test hash_map::tests::can_hold_multiple_keys_multiple_tables ... ok
[INFO] [stdout] test hash_map::tests::can_hold_and_return_multiple_keys ... ok
[INFO] [stdout] test hasher::tests::can_calculate_hash ... ok
[INFO] [stdout] test hash_map::tests::can_hold_and_delete_multiple_keys ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- hash_map::tests::can_hold_and_delete_multiple_keys stdout ----
[INFO] [stdout] Entry index: None
[INFO] [stdout] thread 'hash_map::tests::can_hold_and_delete_multiple_keys' panicked at src/hash_map.rs:50:43:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x559ea3c61a16 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x559ea3c61a16 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x559ea3c61a16 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x559ea3c61a16 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x559ea3c8a860 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x559ea3c8a860 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x559ea3c5f47f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x559ea3c617f4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x559ea3c617f4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x559ea3c63567 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x559ea3c6324d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x559ea3c2e9c7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x559ea3c2e9c7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x559ea3c63b86 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x559ea3c63b86 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x559ea3c63899 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x559ea3c61f16 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x559ea3c63630 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x559ea3bf2cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x559ea3bf2d93 - core::panicking::panic::h5a1259c1164bd480
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x559ea3bf7300 - core::option::Option<T>::unwrap::h2f3a5aac40729101
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/option.rs:931:21
[INFO] [stdout]   21:     0x559ea3bf4f2d - rlox::hash_map::Table<T>::get::hf3538e1e9c7b2d71
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:50:21
[INFO] [stdout]   22:     0x559ea3bf890b - rlox::hash_map::tests::can_hold_and_delete_multiple_keys::h1d6e07a9f9ff4072
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:273:20
[INFO] [stdout]   23:     0x559ea3bf87b7 - rlox::hash_map::tests::can_hold_and_delete_multiple_keys::{{closure}}::h7c24ab58bbb13cf0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:264:43
[INFO] [stdout]   24:     0x559ea3bf6ba6 - core::ops::function::FnOnce::call_once::h484e242088802422
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x559ea3c3429f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x559ea3c3429f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x559ea3c33021 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x559ea3c33021 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x559ea3c33021 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x559ea3c33021 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x559ea3c33021 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x559ea3c33021 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x559ea3c33021 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x559ea3bfa356 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x559ea3bfa356 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x559ea3bff3b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x559ea3bff3b7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x559ea3bff3b7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x559ea3bff3b7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x559ea3bff3b7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x559ea3bff3b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x559ea3bff3b7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x559ea3c68635 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x559ea3c68635 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x559ea3c68635 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7ff10733dac3 - <unknown>
[INFO] [stdout]   47:     0x7ff1073cebf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     hash_map::tests::can_hold_and_delete_multiple_keys
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rlox`
[INFO] running `Command { std: "docker" "inspect" "fdaedc4c85c34395c22544425b9a1a1029e2d0ff563505abd494493a1ade0893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdaedc4c85c34395c22544425b9a1a1029e2d0ff563505abd494493a1ade0893", kill_on_drop: false }`
[INFO] [stdout] fdaedc4c85c34395c22544425b9a1a1029e2d0ff563505abd494493a1ade0893
