[INFO] cloning repository https://github.com/markrepedersen/wifi_restart_service
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/markrepedersen/wifi_restart_service" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkrepedersen%2Fwifi_restart_service", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkrepedersen%2Fwifi_restart_service'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b4fee93c87723a742d89cb0660ef7b764653393
[INFO] checking markrepedersen/wifi_restart_service against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkrepedersen%2Fwifi_restart_service" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/markrepedersen/wifi_restart_service on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/markrepedersen/wifi_restart_service
[INFO] finished tweaking git repo https://github.com/markrepedersen/wifi_restart_service
[INFO] tweaked toml for git repo https://github.com/markrepedersen/wifi_restart_service written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/markrepedersen/wifi_restart_service already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.9
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded tokio v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845fe8196bbccb39a4df9ab07b1f98044d0e95083a34a4709b3aed18eb86d6f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "845fe8196bbccb39a4df9ab07b1f98044d0e95083a34a4709b3aed18eb86d6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845fe8196bbccb39a4df9ab07b1f98044d0e95083a34a4709b3aed18eb86d6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845fe8196bbccb39a4df9ab07b1f98044d0e95083a34a4709b3aed18eb86d6f2", kill_on_drop: false }`
[INFO] [stdout] 845fe8196bbccb39a4df9ab07b1f98044d0e95083a34a4709b3aed18eb86d6f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2730dbb79bdc8282d98ec18c89a11c060031da4b41ea43782e238473ef614a4a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2730dbb79bdc8282d98ec18c89a11c060031da4b41ea43782e238473ef614a4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking wifi_restart_service v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     timeout(TIMEOUT, resolve_host())
[INFO] [stdout] 49 | |         .await
[INFO] [stdout] 50 | |         .and_then(|ip| {
[INFO] [stdout] 51 | |             // Timeout has not occurred.
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |         })
[INFO] [stdout] 56 | |         .or_else(|_| Err(restart_wifi()));
[INFO] [stdout]    | |__________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     timeout(TIMEOUT, resolve_host())
[INFO] [stdout] 49 | |         .await
[INFO] [stdout] 50 | |         .and_then(|ip| {
[INFO] [stdout] 51 | |             // Timeout has not occurred.
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |         })
[INFO] [stdout] 56 | |         .or_else(|_| Err(restart_wifi()));
[INFO] [stdout]    | |__________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.14s
[INFO] running `Command { std: "docker" "inspect" "2730dbb79bdc8282d98ec18c89a11c060031da4b41ea43782e238473ef614a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2730dbb79bdc8282d98ec18c89a11c060031da4b41ea43782e238473ef614a4a", kill_on_drop: false }`
[INFO] [stdout] 2730dbb79bdc8282d98ec18c89a11c060031da4b41ea43782e238473ef614a4a