[INFO] cloning repository https://github.com/rgwood/zbus-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rgwood/zbus-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgwood%2Fzbus-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgwood%2Fzbus-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 189a6c2ea25ce85078d76d739ee39b2342362275
[INFO] checking rgwood/zbus-repro against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgwood%2Fzbus-repro" "/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/rgwood/zbus-repro
[INFO] finished tweaking git repo https://github.com/rgwood/zbus-repro
[INFO] tweaked toml for git repo https://github.com/rgwood/zbus-repro written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rgwood/zbus-repro on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rgwood/zbus-repro 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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 603716b2ca2e07195b3c01873977bf6968012e6d368f9d19a0c368de0ac4c7ac
[INFO] running `Command { std: "docker" "start" "-a" "603716b2ca2e07195b3c01873977bf6968012e6d368f9d19a0c368de0ac4c7ac", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "4829403a956517a949b06508fd6807f6bbff286a88fe68b8c4c02c258b820b6b", kill_on_drop: false }`
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[INFO] [stdout] warning: function `start_as_action` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn start_as_action(service_name: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop_as_action` is never used
[INFO] [stdout]   --> src/main.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn stop_as_action(service_name: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restart_as_action` is never used
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn restart_as_action(service_name: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start` is never used
[INFO] [stdout]   --> src/main.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn start(service_name: String) -> Result<()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop` is never used
[INFO] [stdout]   --> src/main.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | async fn stop(service_name: String) -> Result<()> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restart` is never used
[INFO] [stdout]   --> src/main.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 | async fn restart(service_name: String) -> Result<()> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_action_boxed` is never used
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn run_action_boxed(action: BoxFuture<'static, Result<()>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_action` is never used
[INFO] [stdout]   --> src/main.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn run_action<Fut>(action: Fut)
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnitStatus` is never constructed
[INFO] [stdout]   --> src/systemd.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct UnitStatus {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_active`, `is_enabled`, and `short_name` are never used
[INFO] [stdout]   --> src/systemd.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl UnitStatus {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 24 |   pub fn is_active(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |   pub fn is_enabled(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |   pub fn short_name(&self) -> &str {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RawUnit` is never used
[INFO] [stdout]   --> src/systemd.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | type RawUnit =
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_services` is never used
[INFO] [stdout]   --> src/systemd.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub async fn get_services() -> Result<Vec<UnitStatus>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_service` is never used
[INFO] [stdout]   --> src/systemd.rs:80:14
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub async fn start_service(service_name: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop_service` is never used
[INFO] [stdout]    --> src/systemd.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub async fn stop_service(service_name: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restart_service` is never used
[INFO] [stdout]    --> src/systemd.rs:120:14
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub async fn restart_service(service_name: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_test` is never used
[INFO] [stdout]    --> src/systemd.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub async fn sleep_test(_service: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_active_state` is never used
[INFO] [stdout]    --> src/systemd.rs:278:14
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub async fn get_active_state(connection: &Connection, full_service_name: &String) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_unit_file_state` is never used
[INFO] [stdout]    --> src/systemd.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub async fn get_unit_file_state(connection: &Connection, full_service_name: &String) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_main_pid` is never used
[INFO] [stdout]    --> src/systemd.rs:318:14
[INFO] [stdout]     |
[INFO] [stdout] 318 | pub async fn get_main_pid(connection: &Connection, full_service_name: &String) -> Result<u32, zbus::Error> {
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode_as_dbus_object_path` is never used
[INFO] [stdout]    --> src/systemd.rs:333:4
[INFO] [stdout]     |
[INFO] [stdout] 333 | fn encode_as_dbus_object_path(input_string: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_unit_path` is never used
[INFO] [stdout]    --> src/systemd.rs:346:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | pub fn get_unit_path(full_service_name: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_as_action` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn start_as_action(service_name: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop_as_action` is never used
[INFO] [stdout]   --> src/main.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn stop_as_action(service_name: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restart_as_action` is never used
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn restart_as_action(service_name: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start` is never used
[INFO] [stdout]   --> src/main.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn start(service_name: String) -> Result<()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop` is never used
[INFO] [stdout]   --> src/main.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | async fn stop(service_name: String) -> Result<()> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restart` is never used
[INFO] [stdout]   --> src/main.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 | async fn restart(service_name: String) -> Result<()> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_action_boxed` is never used
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn run_action_boxed(action: BoxFuture<'static, Result<()>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_action` is never used
[INFO] [stdout]   --> src/main.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn run_action<Fut>(action: Fut)
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnitStatus` is never constructed
[INFO] [stdout]   --> src/systemd.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct UnitStatus {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_active`, `is_enabled`, and `short_name` are never used
[INFO] [stdout]   --> src/systemd.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl UnitStatus {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 24 |   pub fn is_active(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |   pub fn is_enabled(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |   pub fn short_name(&self) -> &str {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RawUnit` is never used
[INFO] [stdout]   --> src/systemd.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | type RawUnit =
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_services` is never used
[INFO] [stdout]   --> src/systemd.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub async fn get_services() -> Result<Vec<UnitStatus>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_service` is never used
[INFO] [stdout]   --> src/systemd.rs:80:14
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub async fn start_service(service_name: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop_service` is never used
[INFO] [stdout]    --> src/systemd.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub async fn stop_service(service_name: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restart_service` is never used
[INFO] [stdout]    --> src/systemd.rs:120:14
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub async fn restart_service(service_name: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_test` is never used
[INFO] [stdout]    --> src/systemd.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub async fn sleep_test(_service: String, cancel_token: CancellationToken) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_active_state` is never used
[INFO] [stdout]    --> src/systemd.rs:278:14
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub async fn get_active_state(connection: &Connection, full_service_name: &String) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_unit_file_state` is never used
[INFO] [stdout]    --> src/systemd.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub async fn get_unit_file_state(connection: &Connection, full_service_name: &String) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_main_pid` is never used
[INFO] [stdout]    --> src/systemd.rs:318:14
[INFO] [stdout]     |
[INFO] [stdout] 318 | pub async fn get_main_pid(connection: &Connection, full_service_name: &String) -> Result<u32, zbus::Error> {
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode_as_dbus_object_path` is never used
[INFO] [stdout]    --> src/systemd.rs:333:4
[INFO] [stdout]     |
[INFO] [stdout] 333 | fn encode_as_dbus_object_path(input_string: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_unit_path` is never used
[INFO] [stdout]    --> src/systemd.rs:346:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | pub fn get_unit_path(full_service_name: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `Command { std: "docker" "inspect" "4829403a956517a949b06508fd6807f6bbff286a88fe68b8c4c02c258b820b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4829403a956517a949b06508fd6807f6bbff286a88fe68b8c4c02c258b820b6b", kill_on_drop: false }`
[INFO] [stdout] 4829403a956517a949b06508fd6807f6bbff286a88fe68b8c4c02c258b820b6b
