[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 beta-2023-04-20 for beta-1.70-1
[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-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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-2023-04-20" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13cbd5370459161bc47ef333cdb8d0fb6449c1689fcc7f63b9bfb9f2295d6c3e
[INFO] running `Command { std: "docker" "start" "-a" "13cbd5370459161bc47ef333cdb8d0fb6449c1689fcc7f63b9bfb9f2295d6c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13cbd5370459161bc47ef333cdb8d0fb6449c1689fcc7f63b9bfb9f2295d6c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13cbd5370459161bc47ef333cdb8d0fb6449c1689fcc7f63b9bfb9f2295d6c3e", kill_on_drop: false }`
[INFO] [stdout] 13cbd5370459161bc47ef333cdb8d0fb6449c1689fcc7f63b9bfb9f2295d6c3e
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc4f82ce608bbb586d007d14c66ad923c90411b5010256c95d04c77452e2bc95
[INFO] running `Command { std: "docker" "start" "-a" "bc4f82ce608bbb586d007d14c66ad923c90411b5010256c95d04c77452e2bc95", 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 serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand v0.8.5
[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]     | ---------------- 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 13.32s
[INFO] running `Command { std: "docker" "inspect" "bc4f82ce608bbb586d007d14c66ad923c90411b5010256c95d04c77452e2bc95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4f82ce608bbb586d007d14c66ad923c90411b5010256c95d04c77452e2bc95", kill_on_drop: false }`
[INFO] [stdout] bc4f82ce608bbb586d007d14c66ad923c90411b5010256c95d04c77452e2bc95
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed489ef818cc0074d1a4fd88f65b3f82882dd15583428809c11df270e1f94a0d
[INFO] running `Command { std: "docker" "start" "-a" "ed489ef818cc0074d1a4fd88f65b3f82882dd15583428809c11df270e1f94a0d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     | ---------------- 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 0.81s
[INFO] running `Command { std: "docker" "inspect" "ed489ef818cc0074d1a4fd88f65b3f82882dd15583428809c11df270e1f94a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed489ef818cc0074d1a4fd88f65b3f82882dd15583428809c11df270e1f94a0d", kill_on_drop: false }`
[INFO] [stdout] ed489ef818cc0074d1a4fd88f65b3f82882dd15583428809c11df270e1f94a0d
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6f0c171be4d9b1d7131dbac8af943c52727e05e2e6eb84ceb003c0e07539e45
[INFO] running `Command { std: "docker" "start" "-a" "c6f0c171be4d9b1d7131dbac8af943c52727e05e2e6eb84ceb003c0e07539e45", 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]     | ---------------- 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 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-2bdfb014660b9969)
[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_multiple_keys ... ok
[INFO] [stdout] test hash_map::tests::can_hold_and_return_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 'called `Option::unwrap()` on a `None` value', src/hash_map.rs:50:43
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5557bb9b104a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5557bb9b104a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5557bb9b104a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x5557bb9b104a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5557bb9d4c9f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x5557bb9ae395 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x5557bb9b0e15 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x5557bb9b0e15 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x5557bb9b2ace - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x5557bb9b2801 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x5557bb97b59b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x5557bb97b59b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5557bb9b31b4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x5557bb9b31b4 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x5557bb9b2ee2 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:580:13
[INFO] [stdout]   15:     0x5557bb9b14b6 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x5557bb9b2c82 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x5557bb940ba3 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x5557bb940c3d - core::panicking::panic::h3f9042d09bd0bf2e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:117:5
[INFO] [stdout]   19:     0x5557bb943600 - core::option::Option<T>::unwrap::hf18a5232f5d67d7f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/option.rs:950:21
[INFO] [stdout]   20:     0x5557bb9460dd - rlox::hash_map::Table<T>::get::h84bff81c6f1bca43
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:50:21
[INFO] [stdout]   21:     0x5557bb944bab - rlox::hash_map::tests::can_hold_and_delete_multiple_keys::h9d2bacbefbdd9cfb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:273:20
[INFO] [stdout]   22:     0x5557bb944a57 - rlox::hash_map::tests::can_hold_and_delete_multiple_keys::{{closure}}::h79b796705c268d0a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash_map.rs:264:44
[INFO] [stdout]   23:     0x5557bb943d25 - core::ops::function::FnOnce::call_once::hbf3554aa77b65956
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5557bb98046f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5557bb98046f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   26:     0x5557bb94dc5c - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   27:     0x5557bb94dc5c - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5557bb97f546 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   29:     0x5557bb97f546 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:     0x5557bb97f546 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   31:     0x5557bb97f546 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   32:     0x5557bb97f546 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   33:     0x5557bb97f546 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   34:     0x5557bb97f546 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   35:     0x5557bb948465 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   36:     0x5557bb948465 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   37:     0x5557bb94d9a1 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   38:     0x5557bb94d9a1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   39:     0x5557bb94d9a1 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   40:     0x5557bb94d9a1 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   41:     0x5557bb94d9a1 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   42:     0x5557bb94d9a1 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   43:     0x5557bb94d9a1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5557bb9b7685 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x5557bb9b7685 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   46:     0x5557bb9b7685 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7f7e11bdbb43 - <unknown>
[INFO] [stdout]   48:     0x7f7e11c6cbb4 - __clone
[INFO] [stdout]   49:                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 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rlox`
[INFO] running `Command { std: "docker" "inspect" "c6f0c171be4d9b1d7131dbac8af943c52727e05e2e6eb84ceb003c0e07539e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f0c171be4d9b1d7131dbac8af943c52727e05e2e6eb84ceb003c0e07539e45", kill_on_drop: false }`
[INFO] [stdout] c6f0c171be4d9b1d7131dbac8af943c52727e05e2e6eb84ceb003c0e07539e45
