[INFO] cloning repository https://github.com/JakobKlocker/rusty-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JakobKlocker/rusty-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakobKlocker%2Frusty-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakobKlocker%2Frusty-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 883b2f3a96124d588965647658169323327da1a4
[INFO] checking JakobKlocker/rusty-engine against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakobKlocker%2Frusty-engine" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JakobKlocker/rusty-engine
[INFO] finished tweaking git repo https://github.com/JakobKlocker/rusty-engine
[INFO] tweaked toml for git repo https://github.com/JakobKlocker/rusty-engine written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JakobKlocker/rusty-engine on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JakobKlocker/rusty-engine 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a
[INFO] running `Command { std: "docker" "start" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking twox-hash v2.1.1
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]    Compiling object v0.37.1
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fragile v2.0.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking memmap2 v0.9.7
[INFO] [stderr]     Checking ruzstd v0.8.1
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking gimli v0.32.0
[INFO] [stderr]    Compiling capstone-sys v0.17.0
[INFO] [stderr]    Compiling scroll_derive v0.13.0
[INFO] [stderr]     Checking scroll v0.13.0
[INFO] [stderr]     Checking goblin v0.10.0
[INFO] [stderr]     Checking mockall v0.13.1
[INFO] [stderr]     Checking capstone v0.13.0
[INFO] [stderr]     Checking rusty-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/core/process.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 execv(&exe_cstr, &args_cstr)?;
[INFO] [stdout]    |                                             - any code following this expression is unreachable
[INFO] [stdout] 31 |                 panic!("Failed to execv the process");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/core/process.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 execv(&exe_cstr, &args_cstr)?;
[INFO] [stdout]    |                                             - any code following this expression is unreachable
[INFO] [stdout] 31 |                 panic!("Failed to execv the process");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Breakpoint` is more private than the item `breakpoint::BreakpointManager::get_breakpoints`
[INFO] [stdout]    --> src/core/breakpoint.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn get_breakpoints(&self) -> Vec<&Breakpoint> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `breakpoint::BreakpointManager::get_breakpoints` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Breakpoint` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/core/breakpoint.rs:27:1
[INFO] [stdout]     |
[INFO] [stdout]  27 | pub(crate) struct Breakpoint {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `enabled`, `addr`, and `temporary` are never read
[INFO] [stdout]   --> src/core/breakpoint.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct Breakpoint {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] 28 |     pub(crate) enabled: bool,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 29 |     pub(crate) addr: u64,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 30 |     pub(crate) original_byte: u8,
[INFO] [stdout] 31 |     pub(crate) temporary: bool,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Breakpoint` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `maps` is never read
[INFO] [stdout]   --> src/core/process.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Process {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 13 |     pub pid: Pid,
[INFO] [stdout] 14 |     pub(crate) maps: Vec<Map>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Process` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `detach`, `print_map_infos`, `get_random_rw_memory`, and `get_program_name` are never used
[INFO] [stdout]   --> src/core/process.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Process {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub(crate) fn detach(&self) -> Result<()> {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub(crate) fn print_map_infos(&self) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub(crate) fn get_random_rw_memory(&self) -> Result<u64> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub(crate) fn get_program_name(&self) -> Result<String> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Symbols` is never used
[INFO] [stdout]    --> src/core/symbols.rs:282:18
[INFO] [stdout]     |
[INFO] [stdout] 282 | pub(crate) trait Symbols {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Breakpoint` is more private than the item `breakpoint::BreakpointManager::get_breakpoints`
[INFO] [stdout]    --> src/core/breakpoint.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn get_breakpoints(&self) -> Vec<&Breakpoint> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `breakpoint::BreakpointManager::get_breakpoints` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Breakpoint` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/core/breakpoint.rs:27:1
[INFO] [stdout]     |
[INFO] [stdout]  27 | pub(crate) struct Breakpoint {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `enabled`, `addr`, and `temporary` are never read
[INFO] [stdout]   --> src/core/breakpoint.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct Breakpoint {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] 28 |     pub(crate) enabled: bool,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 29 |     pub(crate) addr: u64,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 30 |     pub(crate) original_byte: u8,
[INFO] [stdout] 31 |     pub(crate) temporary: bool,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Breakpoint` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Symbols` is never used
[INFO] [stdout]    --> src/core/symbols.rs:282:18
[INFO] [stdout]     |
[INFO] [stdout] 282 | pub(crate) trait Symbols {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.30.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a", kill_on_drop: false }`
[INFO] [stdout] 7e0f121bc1b13cbb0885dbefbb0de37b2aed52aa296eef2792f11caa01dedf6a