[INFO] cloning repository https://github.com/T3ss3ract/rust-rpi3-controller [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/T3ss3ract/rust-rpi3-controller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT3ss3ract%2Frust-rpi3-controller", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT3ss3ract%2Frust-rpi3-controller'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 684e356a327f784498c0c12aaef9215c143fddb5 [INFO] testing T3ss3ract/rust-rpi3-controller against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT3ss3ract%2Frust-rpi3-controller" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/T3ss3ract/rust-rpi3-controller on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/T3ss3ract/rust-rpi3-controller [INFO] finished tweaking git repo https://github.com/T3ss3ract/rust-rpi3-controller [INFO] tweaked toml for git repo https://github.com/T3ss3ract/rust-rpi3-controller written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/T3ss3ract/rust-rpi3-controller already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded curl v0.4.34 [INFO] [stderr] Downloaded sysfs_gpio v0.5.4 [INFO] [stderr] Downloaded curl-sys v0.4.38+curl-7.73.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7fa2db194b1bd7b88390d16969c06c4f622784601aa70f75d8a3ef48a15673b7 [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" "7fa2db194b1bd7b88390d16969c06c4f622784601aa70f75d8a3ef48a15673b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fa2db194b1bd7b88390d16969c06c4f622784601aa70f75d8a3ef48a15673b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fa2db194b1bd7b88390d16969c06c4f622784601aa70f75d8a3ef48a15673b7", kill_on_drop: false }` [INFO] [stdout] 7fa2db194b1bd7b88390d16969c06c4f622784601aa70f75d8a3ef48a15673b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7725d8a2f7cd0df46601cb2c3244523babad80682df4b85ac20a3a4555b1fbef [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" "7725d8a2f7cd0df46601cb2c3244523babad80682df4b85ac20a3a4555b1fbef", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling boxfnonce v0.1.1 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling aes-soft v0.6.4 [INFO] [stderr] Compiling daemonize v0.4.1 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling curl-sys v0.4.38+curl-7.73.0 [INFO] [stderr] Compiling sysfs_gpio v0.5.4 [INFO] [stderr] Compiling curl v0.4.34 [INFO] [stderr] Compiling rpi3-rust-samples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `daemonize::Daemonize` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use daemonize::Daemonize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Arguments` [INFO] [stdout] --> src/main.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | struct Arguments [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `blink_led` [INFO] [stdout] --> src/main.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn blink_led(led: u64, duration_ms: u64, period: u64) -> sysfs_gpio::Result<()> [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_usage` [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn print_usage() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_args` [INFO] [stdout] --> src/main.rs:109:4 [INFO] [stdout] | [INFO] [stdout] 109 | fn get_args() -> Option [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rust_check` [INFO] [stdout] --> src/main.rs:139:4 [INFO] [stdout] | [INFO] [stdout] 139 | fn rust_check() [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `poll_input` [INFO] [stdout] --> src/main.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn poll_input(pin_num: u64) -> sysfs_gpio::Result<()> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `poll_test` [INFO] [stdout] --> src/main.rs:178:4 [INFO] [stdout] | [INFO] [stdout] 178 | fn poll_test() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `http_post_curl` [INFO] [stdout] --> src/main.rs:200:4 [INFO] [stdout] | [INFO] [stdout] 200 | fn http_post_curl(addr: &str, body: &str) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:221:5 [INFO] [stdout] | [INFO] [stdout] 221 | easy.url(url); [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.09s [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7725d8a2f7cd0df46601cb2c3244523babad80682df4b85ac20a3a4555b1fbef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7725d8a2f7cd0df46601cb2c3244523babad80682df4b85ac20a3a4555b1fbef", kill_on_drop: false }` [INFO] [stdout] 7725d8a2f7cd0df46601cb2c3244523babad80682df4b85ac20a3a4555b1fbef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ce2a6b27c1597ea171e27a79c81267d2a446c0c5235889f0da61b895d6d1d78 [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" "5ce2a6b27c1597ea171e27a79c81267d2a446c0c5235889f0da61b895d6d1d78", kill_on_drop: false }` [INFO] [stderr] Compiling rpi3-rust-samples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `daemonize::Daemonize` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use daemonize::Daemonize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Arguments` [INFO] [stdout] --> src/main.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | struct Arguments [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `blink_led` [INFO] [stdout] --> src/main.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn blink_led(led: u64, duration_ms: u64, period: u64) -> sysfs_gpio::Result<()> [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_usage` [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn print_usage() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_args` [INFO] [stdout] --> src/main.rs:109:4 [INFO] [stdout] | [INFO] [stdout] 109 | fn get_args() -> Option [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rust_check` [INFO] [stdout] --> src/main.rs:139:4 [INFO] [stdout] | [INFO] [stdout] 139 | fn rust_check() [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `poll_input` [INFO] [stdout] --> src/main.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn poll_input(pin_num: u64) -> sysfs_gpio::Result<()> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `poll_test` [INFO] [stdout] --> src/main.rs:178:4 [INFO] [stdout] | [INFO] [stdout] 178 | fn poll_test() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `http_post_curl` [INFO] [stdout] --> src/main.rs:200:4 [INFO] [stdout] | [INFO] [stdout] 200 | fn http_post_curl(addr: &str, body: &str) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:221:5 [INFO] [stdout] | [INFO] [stdout] 221 | easy.url(url); [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: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "5ce2a6b27c1597ea171e27a79c81267d2a446c0c5235889f0da61b895d6d1d78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ce2a6b27c1597ea171e27a79c81267d2a446c0c5235889f0da61b895d6d1d78", kill_on_drop: false }` [INFO] [stdout] 5ce2a6b27c1597ea171e27a79c81267d2a446c0c5235889f0da61b895d6d1d78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 68e629c8b4df8d83e721e3d3f2c7d41252cd4bb3cf0d0781828df2b58675568a [INFO] running `Command { std: "docker" "start" "-a" "68e629c8b4df8d83e721e3d3f2c7d41252cd4bb3cf0d0781828df2b58675568a", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stderr] --> src/main.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | use serde::{Serialize, Deserialize}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `daemonize::Daemonize` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use daemonize::Daemonize; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Arguments` [INFO] [stderr] --> src/main.rs:75:8 [INFO] [stderr] | [INFO] [stderr] 75 | struct Arguments [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `blink_led` [INFO] [stderr] --> src/main.rs:84:4 [INFO] [stderr] | [INFO] [stderr] 84 | fn blink_led(led: u64, duration_ms: u64, period: u64) -> sysfs_gpio::Result<()> [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_usage` [INFO] [stderr] --> src/main.rs:102:4 [INFO] [stderr] | [INFO] [stderr] 102 | fn print_usage() [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_args` [INFO] [stderr] --> src/main.rs:109:4 [INFO] [stderr] | [INFO] [stderr] 109 | fn get_args() -> Option [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `rust_check` [INFO] [stderr] --> src/main.rs:139:4 [INFO] [stderr] | [INFO] [stderr] 139 | fn rust_check() [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `poll_input` [INFO] [stderr] --> src/main.rs:153:4 [INFO] [stderr] | [INFO] [stderr] 153 | fn poll_input(pin_num: u64) -> sysfs_gpio::Result<()> [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `poll_test` [INFO] [stderr] --> src/main.rs:178:4 [INFO] [stderr] | [INFO] [stderr] 178 | fn poll_test() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `http_post_curl` [INFO] [stderr] --> src/main.rs:200:4 [INFO] [stderr] | [INFO] [stderr] 200 | fn http_post_curl(addr: &str, body: &str) [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:221:5 [INFO] [stderr] | [INFO] [stderr] 221 | easy.url(url); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `rpi3-rust-samples` (bin "rpi3-rust-samples" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rpi3_rust_samples-a75f7db897ea2dd1) [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" "68e629c8b4df8d83e721e3d3f2c7d41252cd4bb3cf0d0781828df2b58675568a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68e629c8b4df8d83e721e3d3f2c7d41252cd4bb3cf0d0781828df2b58675568a", kill_on_drop: false }` [INFO] [stdout] 68e629c8b4df8d83e721e3d3f2c7d41252cd4bb3cf0d0781828df2b58675568a