[INFO] cloning repository https://github.com/crosstyan/chirpstack-utils-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crosstyan/chirpstack-utils-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrosstyan%2Fchirpstack-utils-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrosstyan%2Fchirpstack-utils-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 406e699951be2f55a02f9b507733d9419c581c5a
[INFO] testing crosstyan/chirpstack-utils-rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrosstyan%2Fchirpstack-utils-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/crosstyan/chirpstack-utils-rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crosstyan/chirpstack-utils-rust
[INFO] finished tweaking git repo https://github.com/crosstyan/chirpstack-utils-rust
[INFO] tweaked toml for git repo https://github.com/crosstyan/chirpstack-utils-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/crosstyan/chirpstack-utils-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 266f44bfde196b62f524154f54231d1b56d089bd1e55a7da000e0d8b1fae8825
[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" "266f44bfde196b62f524154f54231d1b56d089bd1e55a7da000e0d8b1fae8825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "266f44bfde196b62f524154f54231d1b56d089bd1e55a7da000e0d8b1fae8825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266f44bfde196b62f524154f54231d1b56d089bd1e55a7da000e0d8b1fae8825", kill_on_drop: false }`
[INFO] [stdout] 266f44bfde196b62f524154f54231d1b56d089bd1e55a7da000e0d8b1fae8825
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41f777fc46e1e8c3836971fa8de3cd11203866574db408c6f6f0b0d12a79a980
[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" "41f777fc46e1e8c3836971fa8de3cd11203866574db408c6f6f0b0d12a79a980", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling webpki-roots v0.22.2
[INFO] [stderr]    Compiling rustls v0.20.2
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling clap_derive v3.0.5
[INFO] [stderr]    Compiling serialport v4.0.1
[INFO] [stderr]    Compiling clap v3.0.5
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling ureq v2.4.0
[INFO] [stderr]    Compiling confy v0.4.0 (https://github.com/rust-cli/confy#664992ae)
[INFO] [stderr]    Compiling chirpstack-utils-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Level`, `debug`, `log_enabled`, `warn`
[INFO] [stdout]  --> src/main.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |           ^^^^^               ^^^^^^^^^^^  ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/main.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{io::Read, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/main.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use user_config::{read_config, Config};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AppSettings`, `Parser`
[INFO] [stdout]  --> src/chirpstack.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use clap::{AppSettings, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level`, `error`, `log_enabled`
[INFO] [stdout]  --> src/chirpstack.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |                  ^^^^^        ^^^^^^^^^^^        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::__private::de`
[INFO] [stdout]  --> src/chirpstack.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::__private::de;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/serial.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]  --> src/serial/at.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{AppSettings, Parser, Subcommand};
[INFO] [stdout]   |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level`, `debug`, `error`, `log_enabled`
[INFO] [stdout]  --> src/serial/at.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |           ^^^^^  ^^^^^        ^^^^^^^^^^^        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/serial/at.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{io::Read, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level`, `log_enabled`, `warn`
[INFO] [stdout]  --> src/user_config.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |                               ^^^^^^^^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "41f777fc46e1e8c3836971fa8de3cd11203866574db408c6f6f0b0d12a79a980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f777fc46e1e8c3836971fa8de3cd11203866574db408c6f6f0b0d12a79a980", kill_on_drop: false }`
[INFO] [stdout] 41f777fc46e1e8c3836971fa8de3cd11203866574db408c6f6f0b0d12a79a980
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bb4db480ef080ccde38d3be2418a1decef293e52f359cf667833a032664dec5
[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" "4bb4db480ef080ccde38d3be2418a1decef293e52f359cf667833a032664dec5", kill_on_drop: false }`
[INFO] [stderr]    Compiling chirpstack-utils-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Level`, `debug`, `log_enabled`, `warn`
[INFO] [stdout]  --> src/main.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |           ^^^^^               ^^^^^^^^^^^  ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/main.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{io::Read, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/main.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use user_config::{read_config, Config};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AppSettings`, `Parser`
[INFO] [stdout]  --> src/chirpstack.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use clap::{AppSettings, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level`, `error`, `log_enabled`
[INFO] [stdout]  --> src/chirpstack.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |                  ^^^^^        ^^^^^^^^^^^        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::__private::de`
[INFO] [stdout]  --> src/chirpstack.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::__private::de;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/serial.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]  --> src/serial/at.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{AppSettings, Parser, Subcommand};
[INFO] [stdout]   |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level`, `debug`, `error`, `log_enabled`
[INFO] [stdout]  --> src/serial/at.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |           ^^^^^  ^^^^^        ^^^^^^^^^^^        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/serial/at.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{io::Read, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level`, `log_enabled`, `warn`
[INFO] [stdout]  --> src/user_config.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout]   |                               ^^^^^^^^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "4bb4db480ef080ccde38d3be2418a1decef293e52f359cf667833a032664dec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb4db480ef080ccde38d3be2418a1decef293e52f359cf667833a032664dec5", kill_on_drop: false }`
[INFO] [stdout] 4bb4db480ef080ccde38d3be2418a1decef293e52f359cf667833a032664dec5
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5450a5fc379190a0faa9a2546ab6528b6664c9684b94ff2deebc60efefbd4be7
[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" "5450a5fc379190a0faa9a2546ab6528b6664c9684b94ff2deebc60efefbd4be7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `Level`, `debug`, `log_enabled`, `warn`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:3:11
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stdout] 
[INFO] [stderr]   |           ^^^^^               ^^^^^^^^^^^  ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io::Read`
[INFO] [stderr]  --> src/main.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{io::Read, time::Duration};
[INFO] [stderr]   |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Config`
[INFO] [stderr]  --> src/main.rs:8:32
[INFO] [stderr]   |
[INFO] [stderr] 8 | use user_config::{read_config, Config};
[INFO] [stderr]   |                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AppSettings`, `Parser`
[INFO] [stderr]  --> src/chirpstack.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | use clap::{AppSettings, Parser, Subcommand};
[INFO] [stderr]   |            ^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level`, `error`, `log_enabled`
[INFO] [stderr]  --> src/chirpstack.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stderr]   |                  ^^^^^        ^^^^^^^^^^^        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::__private::de`
[INFO] [stderr]  --> src/chirpstack.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde::__private::de;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::info`
[INFO] [stderr]  --> src/serial.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::info;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Parser`
[INFO] [stderr]  --> src/serial/at.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | use clap::{AppSettings, Parser, Subcommand};
[INFO] [stderr]   |                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level`, `debug`, `error`, `log_enabled`
[INFO] [stderr]  --> src/serial/at.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stderr]   |           ^^^^^  ^^^^^        ^^^^^^^^^^^        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io::Read`
[INFO] [stderr]  --> src/serial/at.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{io::Read, time::Duration};
[INFO] [stderr]   |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level`, `log_enabled`, `warn`
[INFO] [stderr]  --> src/user_config.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use log::{debug, error, info, log_enabled, warn, Level};
[INFO] [stderr]   |                               ^^^^^^^^^^^  ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chirpstack-utils-rust` (bin "chirpstack-utils-rust" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chirpstack_utils_rust-ac3e798e481a58ad)
[INFO] running `Command { std: "docker" "inspect" "5450a5fc379190a0faa9a2546ab6528b6664c9684b94ff2deebc60efefbd4be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5450a5fc379190a0faa9a2546ab6528b6664c9684b94ff2deebc60efefbd4be7", kill_on_drop: false }`
[INFO] [stdout] 5450a5fc379190a0faa9a2546ab6528b6664c9684b94ff2deebc60efefbd4be7