[INFO] fetching crate zeronet_tracker 0.1.23... [INFO] testing zeronet_tracker-0.1.23 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate zeronet_tracker 0.1.23 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate zeronet_tracker 0.1.23 [INFO] finished tweaking crates.io crate zeronet_tracker 0.1.23 [INFO] tweaked toml for crates.io crate zeronet_tracker 0.1.23 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate zeronet_tracker 0.1.23 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate zeronet_tracker 0.1.23 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tor v0.1.0 [INFO] [stderr] Downloaded polyval v0.4.5 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded serde_derive v1.0.137 [INFO] [stderr] Downloaded httparse v1.7.1 [INFO] [stderr] Downloaded futures-core v0.3.21 [INFO] [stderr] Downloaded futures-sink v0.3.21 [INFO] [stderr] Downloaded cookie v0.11.4 [INFO] [stderr] Downloaded rusqlite v0.27.0 [INFO] [stderr] Downloaded pretty_env_logger v0.4.0 [INFO] [stderr] Downloaded regex-syntax v0.6.26 [INFO] [stderr] Downloaded prometheus v0.13.1 [INFO] [stderr] Downloaded maud v0.23.0 [INFO] [stderr] Downloaded thiserror v1.0.31 [INFO] [stderr] Downloaded os_str_bytes v6.1.0 [INFO] [stderr] Downloaded once_cell v1.12.0 [INFO] [stderr] Downloaded filetime v0.2.16 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded devise_core v0.2.1 [INFO] [stderr] Downloaded humantime v1.3.0 [INFO] [stderr] Downloaded i2p v0.0.1 [INFO] [stderr] Downloaded termcolor v1.1.3 [INFO] [stderr] Downloaded cipher v0.2.5 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded clap v3.1.18 [INFO] [stderr] Downloaded rocket_codegen v0.4.11 [INFO] [stderr] Downloaded notify v4.0.17 [INFO] [stderr] Downloaded textwrap v0.15.0 [INFO] [stderr] Downloaded clap_lex v0.2.2 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded parking_lot_core v0.9.3 [INFO] [stderr] Downloaded lock_api v0.4.7 [INFO] [stderr] Downloaded protobuf v2.27.1 [INFO] [stderr] Downloaded net2 v0.2.37 [INFO] [stderr] Downloaded pear v0.1.5 [INFO] [stderr] Downloaded koibumi-base32 v0.0.2 [INFO] [stderr] Downloaded redox_syscall v0.2.13 [INFO] [stderr] Downloaded aead v0.3.2 [INFO] [stderr] Downloaded hmac v0.10.1 [INFO] [stderr] Downloaded devise_codegen v0.2.1 [INFO] [stderr] Downloaded windows-sys v0.36.1 [INFO] [stderr] Downloaded aho-corasick v0.7.18 [INFO] [stderr] Downloaded zeronet_protocol v0.1.10 [INFO] [stderr] Downloaded tinyvec_macros v0.1.0 [INFO] [stderr] Downloaded base64 v0.13.0 [INFO] [stderr] Downloaded futures-channel v0.3.21 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded windows_i686_gnu v0.36.1 [INFO] [stderr] Downloaded toml v0.4.10 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.36.1 [INFO] [stderr] Downloaded cpuid-bool v0.2.0 [INFO] [stderr] Downloaded subtle v2.4.1 [INFO] [stderr] Downloaded language-tags v0.2.2 [INFO] [stderr] Downloaded regex v1.5.6 [INFO] [stderr] Downloaded typenum v1.15.0 [INFO] [stderr] Downloaded aes-gcm v0.8.0 [INFO] [stderr] Downloaded serde_json v1.0.81 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.36.1 [INFO] [stderr] Downloaded windows_i686_msvc v0.36.1 [INFO] [stderr] Downloaded base64 v0.9.3 [INFO] [stderr] Downloaded mio-extras v2.0.6 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded procfs v0.12.0 [INFO] [stderr] Downloaded safemem v0.3.3 [INFO] [stderr] Downloaded idna v0.1.5 [INFO] [stderr] Downloaded unicode-ident v1.0.1 [INFO] [stderr] Downloaded rocket_http v0.4.11 [INFO] [stderr] Downloaded time v0.1.44 [INFO] [stderr] Downloaded ryu v1.0.10 [INFO] [stderr] Downloaded semver v1.0.10 [INFO] [stderr] Downloaded state v0.4.2 [INFO] [stderr] Downloaded futures-task v0.3.21 [INFO] [stderr] Downloaded typeable v0.1.2 [INFO] [stderr] Downloaded rocket_contrib v0.4.11 [INFO] [stderr] Downloaded nom v2.2.1 [INFO] [stderr] Downloaded getrandom v0.2.7 [INFO] [stderr] Downloaded pkg-config v0.3.25 [INFO] [stderr] Downloaded rmp v0.8.11 [INFO] [stderr] Downloaded hkdf v0.10.0 [INFO] [stderr] Downloaded smallvec v1.8.0 [INFO] [stderr] Downloaded itoa v1.0.2 [INFO] [stderr] Downloaded rocket v0.4.11 [INFO] [stderr] Downloaded thiserror-impl v1.0.31 [INFO] [stderr] Downloaded slab v0.4.6 [INFO] [stderr] Downloaded devise v0.2.1 [INFO] [stderr] Downloaded futures-io v0.3.21 [INFO] [stderr] Downloaded num_cpus v1.13.1 [INFO] [stderr] Downloaded ctr v0.6.0 [INFO] [stderr] Downloaded rand_core v0.6.3 [INFO] [stderr] Downloaded generic-array v0.14.5 [INFO] [stderr] Downloaded hyper v0.10.16 [INFO] [stderr] Downloaded hashlink v0.7.0 [INFO] [stderr] Downloaded universal-hash v0.4.1 [INFO] [stderr] Downloaded proc-macro2 v0.4.30 [INFO] [stderr] Downloaded proc-macro2 v1.0.39 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.36.1 [INFO] [stderr] Downloaded percent-encoding v2.1.0 [INFO] [stderr] Downloaded itertools v0.10.3 [INFO] [stderr] Downloaded unicode-normalization v0.1.19 [INFO] [stderr] Downloaded percent-encoding v1.0.1 [INFO] [stderr] Downloaded fallible-streaming-iterator v0.1.9 [INFO] [stderr] Downloaded libc v0.2.126 [INFO] [stderr] Downloaded aesni v0.10.0 [INFO] [stderr] Downloaded matches v0.1.9 [INFO] [stderr] Downloaded tokio v1.19.2 [INFO] [stderr] Downloaded zeronet_peerdb v0.1.2 [INFO] [stderr] Downloaded quote v1.0.18 [INFO] [stderr] Downloaded paste v1.0.7 [INFO] [stderr] Downloaded unicode-bidi v0.3.8 [INFO] [stderr] Downloaded yansi v0.5.1 [INFO] [stderr] Downloaded futures-util v0.3.21 [INFO] [stderr] Downloaded maud_macros v0.23.0 [INFO] [stderr] Downloaded inotify-sys v0.1.5 [INFO] [stderr] Downloaded aes-soft v0.6.4 [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded quote v0.6.13 [INFO] [stderr] Downloaded pear_codegen v0.1.5 [INFO] [stderr] Downloaded fallible-iterator v0.2.0 [INFO] [stderr] Downloaded serde_bytes v0.11.6 [INFO] [stderr] Downloaded futures-macro v0.3.21 [INFO] [stderr] Downloaded url v1.7.2 [INFO] [stderr] Downloaded ppv-lite86 v0.2.16 [INFO] [stderr] Downloaded traitobject v0.1.0 [INFO] [stderr] Downloaded rusqlite_migration v1.0.0 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded cpufeatures v0.2.2 [INFO] [stderr] Downloaded indexmap v1.8.2 [INFO] [stderr] Downloaded rmpv v1.0.0 [INFO] [stderr] Downloaded mime v0.2.6 [INFO] [stderr] Downloaded serde v1.0.137 [INFO] [stderr] Downloaded rmp-serde v1.1.0 [INFO] [stderr] Downloaded futures v0.3.21 [INFO] [stderr] Downloaded pin-project-lite v0.2.9 [INFO] [stderr] Downloaded aes v0.6.0 [INFO] [stderr] Downloaded either v1.6.1 [INFO] [stderr] Downloaded syn v1.0.96 [INFO] [stderr] Downloaded unicase v1.4.2 [INFO] [stderr] Downloaded futures-executor v0.3.21 [INFO] [stderr] Downloaded crypto-mac v0.10.1 [INFO] [stderr] Downloaded hashbrown v0.11.2 [INFO] [stderr] Downloaded ghash v0.3.1 [INFO] [stderr] Downloaded libsqlite3-sys v0.24.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5abccbe19fceb2ee7d1db6332951199a44c3f5d2c663ecb459f0272db070afb [INFO] running `Command { std: "docker" "start" "-a" "d5abccbe19fceb2ee7d1db6332951199a44c3f5d2c663ecb459f0272db070afb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5abccbe19fceb2ee7d1db6332951199a44c3f5d2c663ecb459f0272db070afb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5abccbe19fceb2ee7d1db6332951199a44c3f5d2c663ecb459f0272db070afb", kill_on_drop: false }` [INFO] [stdout] d5abccbe19fceb2ee7d1db6332951199a44c3f5d2c663ecb459f0272db070afb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 834bf8de8cb8b4c5c650bbbd9a8b1e43ea06b3865cd601727e578a850022f3b0 [INFO] running `Command { std: "docker" "start" "-a" "834bf8de8cb8b4c5c650bbbd9a8b1e43ea06b3865cd601727e578a850022f3b0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling semver v1.0.10 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling indexmap v1.8.2 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling rmp v0.8.11 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling rmpv v1.0.0 [INFO] [stderr] Compiling koibumi-base32 v0.0.2 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling os_str_bytes v6.1.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling clap_lex v0.2.2 [INFO] [stderr] Compiling zeronet_tracker v0.1.23 (/opt/rustwide/workdir) [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling regex v1.5.6 [INFO] [stderr] Compiling clap v3.1.18 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling thiserror v1.0.31 [INFO] [stderr] Compiling futures-executor v0.3.21 [INFO] [stderr] Compiling futures v0.3.21 [INFO] [stderr] Compiling rmp-serde v1.1.0 [INFO] [stderr] Compiling serde_bytes v0.11.6 [INFO] [stderr] Compiling zeronet_protocol v0.1.10 [INFO] [stderr] Compiling zeronet_peerdb v0.1.2 [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/shared_state.rs:13:14 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(args: &Args) -> SharedState { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.26s [INFO] running `Command { std: "docker" "inspect" "834bf8de8cb8b4c5c650bbbd9a8b1e43ea06b3865cd601727e578a850022f3b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "834bf8de8cb8b4c5c650bbbd9a8b1e43ea06b3865cd601727e578a850022f3b0", kill_on_drop: false }` [INFO] [stdout] 834bf8de8cb8b4c5c650bbbd9a8b1e43ea06b3865cd601727e578a850022f3b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d28d989a90ccf311257b4413c05c19a431f0a00f5ed451d08ee87cfde713ea33 [INFO] running `Command { std: "docker" "start" "-a" "d28d989a90ccf311257b4413c05c19a431f0a00f5ed451d08ee87cfde713ea33", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling zeronet_tracker v0.1.23 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/shared_state.rs:13:14 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(args: &Args) -> SharedState { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.91s [INFO] running `Command { std: "docker" "inspect" "d28d989a90ccf311257b4413c05c19a431f0a00f5ed451d08ee87cfde713ea33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d28d989a90ccf311257b4413c05c19a431f0a00f5ed451d08ee87cfde713ea33", kill_on_drop: false }` [INFO] [stdout] d28d989a90ccf311257b4413c05c19a431f0a00f5ed451d08ee87cfde713ea33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d5eebc1fe054feae96ccc4f74ce8f4e225f7015e23d57af2995cf4ca54bb5ac2 [INFO] running `Command { std: "docker" "start" "-a" "d5eebc1fe054feae96ccc4f74ce8f4e225f7015e23d57af2995cf4ca54bb5ac2", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/shared_state.rs:13:14 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new(args: &Args) -> SharedState { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `zeronet_tracker` (bin "zeronet_tracker" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zeronet_tracker-17ea9fa127e625fa) [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" "d5eebc1fe054feae96ccc4f74ce8f4e225f7015e23d57af2995cf4ca54bb5ac2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5eebc1fe054feae96ccc4f74ce8f4e225f7015e23d57af2995cf4ca54bb5ac2", kill_on_drop: false }` [INFO] [stdout] d5eebc1fe054feae96ccc4f74ce8f4e225f7015e23d57af2995cf4ca54bb5ac2