[INFO] cloning repository https://github.com/vicnil/temp-monitor-raspberry-pi-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vicnil/temp-monitor-raspberry-pi-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvicnil%2Ftemp-monitor-raspberry-pi-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvicnil%2Ftemp-monitor-raspberry-pi-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18102316a58c90977d4ce945d4a7a7fec7e25ff6
[INFO] testing vicnil/temp-monitor-raspberry-pi-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvicnil%2Ftemp-monitor-raspberry-pi-rust" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vicnil/temp-monitor-raspberry-pi-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vicnil/temp-monitor-raspberry-pi-rust
[INFO] finished tweaking git repo https://github.com/vicnil/temp-monitor-raspberry-pi-rust
[INFO] tweaked toml for git repo https://github.com/vicnil/temp-monitor-raspberry-pi-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/vicnil/temp-monitor-raspberry-pi-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca86f421e1730ad8f19544523ac7911a900e932939d7d8bc94f4b55ae6760d4e
[INFO] running `Command { std: "docker" "start" "-a" "ca86f421e1730ad8f19544523ac7911a900e932939d7d8bc94f4b55ae6760d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca86f421e1730ad8f19544523ac7911a900e932939d7d8bc94f4b55ae6760d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca86f421e1730ad8f19544523ac7911a900e932939d7d8bc94f4b55ae6760d4e", kill_on_drop: false }`
[INFO] [stdout] ca86f421e1730ad8f19544523ac7911a900e932939d7d8bc94f4b55ae6760d4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e78079e58a30a939cac90dc06f68cf56f5acf98b8bcba44e1c66c08b780d06
[INFO] running `Command { std: "docker" "start" "-a" "56e78079e58a30a939cac90dc06f68cf56f5acf98b8bcba44e1c66c08b780d06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling temp_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/main.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn rerun_print_temp(delay: u64) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 42 |     rerun_print_temp(delay);
[INFO] [stdout]    |     ----------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "56e78079e58a30a939cac90dc06f68cf56f5acf98b8bcba44e1c66c08b780d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e78079e58a30a939cac90dc06f68cf56f5acf98b8bcba44e1c66c08b780d06", kill_on_drop: false }`
[INFO] [stdout] 56e78079e58a30a939cac90dc06f68cf56f5acf98b8bcba44e1c66c08b780d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bd460dc6dab018ab7614e029e8dded697f4459161170c5321502ee23fd24ad8
[INFO] running `Command { std: "docker" "start" "-a" "1bd460dc6dab018ab7614e029e8dded697f4459161170c5321502ee23fd24ad8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling temp_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/main.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn rerun_print_temp(delay: u64) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 42 |     rerun_print_temp(delay);
[INFO] [stdout]    |     ----------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "1bd460dc6dab018ab7614e029e8dded697f4459161170c5321502ee23fd24ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd460dc6dab018ab7614e029e8dded697f4459161170c5321502ee23fd24ad8", kill_on_drop: false }`
[INFO] [stdout] 1bd460dc6dab018ab7614e029e8dded697f4459161170c5321502ee23fd24ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b0db0a01da9da924dbf8601c7a1756b127032e7388c7dc512ec0cadb6067c1d
[INFO] running `Command { std: "docker" "start" "-a" "7b0db0a01da9da924dbf8601c7a1756b127032e7388c7dc512ec0cadb6067c1d", kill_on_drop: false }`
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> src/main.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn rerun_print_temp(delay: u64) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] ...
[INFO] [stderr] 42 |     rerun_print_temp(delay);
[INFO] [stderr]    |     ----------------------- recursive call site
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: `temp_monitor` (bin "temp_monitor" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/temp_monitor-eb4eecdca5e73d82)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b0db0a01da9da924dbf8601c7a1756b127032e7388c7dc512ec0cadb6067c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0db0a01da9da924dbf8601c7a1756b127032e7388c7dc512ec0cadb6067c1d", kill_on_drop: false }`
[INFO] [stdout] 7b0db0a01da9da924dbf8601c7a1756b127032e7388c7dc512ec0cadb6067c1d