[INFO] cloning repository https://github.com/debugger-bs/antidebuggees
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/debugger-bs/antidebuggees" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebugger-bs%2Fantidebuggees", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebugger-bs%2Fantidebuggees'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb59e8386e797172a1641e16f0382ce559d3a724
[INFO] checking debugger-bs/antidebuggees against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebugger-bs%2Fantidebuggees" "/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/debugger-bs/antidebuggees
[INFO] finished tweaking git repo https://github.com/debugger-bs/antidebuggees
[INFO] tweaked toml for git repo https://github.com/debugger-bs/antidebuggees written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/debugger-bs/antidebuggees on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/debugger-bs/antidebuggees already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b1ab56b3f3dddee24671b4dd721508e17e0f1c1399b99af9f53bdb0ace3987d
[INFO] running `Command { std: "docker" "start" "-a" "3b1ab56b3f3dddee24671b4dd721508e17e0f1c1399b99af9f53bdb0ace3987d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b1ab56b3f3dddee24671b4dd721508e17e0f1c1399b99af9f53bdb0ace3987d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1ab56b3f3dddee24671b4dd721508e17e0f1c1399b99af9f53bdb0ace3987d", kill_on_drop: false }`
[INFO] [stdout] 3b1ab56b3f3dddee24671b4dd721508e17e0f1c1399b99af9f53bdb0ace3987d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af2382b08577754dd6dff1eaba3a34f10c36ca6c6fb3949f4e6770777b1fce8a
[INFO] running `Command { std: "docker" "start" "-a" "af2382b08577754dd6dff1eaba3a34f10c36ca6c6fb3949f4e6770777b1fce8a", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking orphan v0.1.0 (/opt/rustwide/workdir/members/orphan)
[INFO] [stderr]     Checking sigtrap_handle v0.1.0 (/opt/rustwide/workdir/members/sigtrap_handle)
[INFO] [stderr]     Checking sigtrap_send v0.1.0 (/opt/rustwide/workdir/members/sigtrap_send)
[INFO] [stderr]     Checking dummy v0.1.0 (/opt/rustwide/workdir/members/dummy)
[INFO] [stderr]     Checking ptrace_someone v0.1.0 (/opt/rustwide/workdir/members/ptrace_someone)
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]   --> members/sigtrap_handle/src/main.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/sigtrap_handle/src/main.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/sigtrap_handle/src/main.rs:50:71
[INFO] [stdout]    |
[INFO] [stdout] 50 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/dummy/src/main.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/dummy/src/main.rs:49:71
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WUNTRACED` and `__WALL`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nix::libc::{WUNTRACED, __WALL};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nix::sys::signal::Signal`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::sys::signal::Signal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WaitPidFlag`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nix::sys::wait::{waitpid, WaitPidFlag};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]   --> members/sigtrap_handle/src/main.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/sigtrap_handle/src/main.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/sigtrap_handle/src/main.rs:50:71
[INFO] [stdout]    |
[INFO] [stdout] 50 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::sleep_ms;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> members/ptrace_someone/src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     sleep_ms(1000);
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> members/ptrace_someone/src/main.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let path_to_executable: PathBuf = match args[1].parse() {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> members/orphan/src/main.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |             std::thread::sleep_ms(300);
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> members/orphan/src/main.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             std::thread::sleep_ms(3000);
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/orphan/src/main.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 | extern "C" fn handle_c(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/orphan/src/main.rs:57:73
[INFO] [stdout]    |
[INFO] [stdout] 57 | extern "C" fn handle_c(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/orphan/src/main.rs:61:42
[INFO] [stdout]    |
[INFO] [stdout] 61 | extern "C" fn handle_p(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/orphan/src/main.rs:61:73
[INFO] [stdout]    |
[INFO] [stdout] 61 | extern "C" fn handle_p(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WUNTRACED` and `__WALL`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nix::libc::{WUNTRACED, __WALL};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nix::sys::signal::Signal`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::sys::signal::Signal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WaitPidFlag`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nix::sys::wait::{waitpid, WaitPidFlag};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]  --> members/ptrace_someone/src/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::sleep_ms;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> members/ptrace_someone/src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     sleep_ms(1000);
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/dummy/src/main.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/dummy/src/main.rs:49:71
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn handle(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> members/ptrace_someone/src/main.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let path_to_executable: PathBuf = match args[1].parse() {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ptrace_someone` (bin "ptrace_someone" test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ptrace_someone` (bin "ptrace_someone") due to 1 previous error; 5 warnings emitted
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> members/orphan/src/main.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |             std::thread::sleep_ms(300);
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> members/orphan/src/main.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             std::thread::sleep_ms(3000);
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/orphan/src/main.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 | extern "C" fn handle_c(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/orphan/src/main.rs:57:73
[INFO] [stdout]    |
[INFO] [stdout] 57 | extern "C" fn handle_c(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `siginfo`
[INFO] [stdout]   --> members/orphan/src/main.rs:61:42
[INFO] [stdout]    |
[INFO] [stdout] 61 | extern "C" fn handle_p(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_siginfo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idk`
[INFO] [stdout]   --> members/orphan/src/main.rs:61:73
[INFO] [stdout]    |
[INFO] [stdout] 61 | extern "C" fn handle_p(sig: libc::c_int, siginfo: *mut libc::siginfo_t, idk: *mut libc::c_void) {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af2382b08577754dd6dff1eaba3a34f10c36ca6c6fb3949f4e6770777b1fce8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2382b08577754dd6dff1eaba3a34f10c36ca6c6fb3949f4e6770777b1fce8a", kill_on_drop: false }`
[INFO] [stdout] af2382b08577754dd6dff1eaba3a34f10c36ca6c6fb3949f4e6770777b1fce8a
