[INFO] cloning repository https://github.com/allemanfredi/simple-eth-node-discoverer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allemanfredi/simple-eth-node-discoverer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallemanfredi%2Fsimple-eth-node-discoverer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallemanfredi%2Fsimple-eth-node-discoverer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e35e0c3d87a108361c616c2a2e335e6e2dc60de [INFO] testing allemanfredi/simple-eth-node-discoverer against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallemanfredi%2Fsimple-eth-node-discoverer" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/allemanfredi/simple-eth-node-discoverer on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/allemanfredi/simple-eth-node-discoverer [INFO] finished tweaking git repo https://github.com/allemanfredi/simple-eth-node-discoverer [INFO] tweaked toml for git repo https://github.com/allemanfredi/simple-eth-node-discoverer written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/allemanfredi/simple-eth-node-discoverer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded block-buffer v0.8.0 [INFO] [stderr] Downloaded sha3 v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7cd6edc8f2de2168e075d6a39dffe6c1fd6506f47a107b9704ee8d1636cc18c6 [INFO] running `Command { std: "docker" "start" "-a" "7cd6edc8f2de2168e075d6a39dffe6c1fd6506f47a107b9704ee8d1636cc18c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cd6edc8f2de2168e075d6a39dffe6c1fd6506f47a107b9704ee8d1636cc18c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cd6edc8f2de2168e075d6a39dffe6c1fd6506f47a107b9704ee8d1636cc18c6", kill_on_drop: false }` [INFO] [stdout] 7cd6edc8f2de2168e075d6a39dffe6c1fd6506f47a107b9704ee8d1636cc18c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 456245af7d63522166d7828651610f88659d29d728d421febf0728cc052da577 [INFO] running `Command { std: "docker" "start" "-a" "456245af7d63522166d7828651610f88659d29d728d421febf0728cc052da577", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.112 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling utils v0.1.0 (/opt/rustwide/workdir/utils) [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Compiling generic-array v0.14.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling crypto-mac v0.7.0 [INFO] [stderr] Compiling hmac v0.7.1 [INFO] [stderr] Compiling cli v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stderr] Compiling hmac-drbg v0.2.0 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling block-buffer v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling sha3 v0.9.0 [INFO] [stderr] Compiling libsecp256k1 v0.3.5 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling serde_derive v1.0.112 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling uuid v0.8.1 [INFO] [stderr] Compiling settings v0.1.0 (/opt/rustwide/workdir/settings) [INFO] [stderr] Compiling peers v0.1.0 (/opt/rustwide/workdir/peers) [INFO] [stdout] warning: unused imports: `Signature`, `verify` [INFO] [stdout] --> peers/src/discover/protocol.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | use secp256k1::{sign, verify, Message, PublicKey, SecretKey, Signature}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `FIND_NODE`, `NEIGHBORS` [INFO] [stdout] --> peers/src/discover/protocol.rs:10:54 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::discover::packets::{Data, Header, Packet, FIND_NODE, NEIGHBORS, PING, PONG}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::peer::Peer` [INFO] [stdout] --> peers/src/discover/protocol.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::peer::Peer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recipient_ip` [INFO] [stdout] --> peers/src/discover/protocol.rs:129:24 [INFO] [stdout] | [INFO] [stdout] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recipient_ip` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recipient_tcp_port` [INFO] [stdout] --> peers/src/discover/protocol.rs:129:38 [INFO] [stdout] | [INFO] [stdout] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recipient_tcp_port` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node_id` [INFO] [stdout] --> peers/src/discover/protocol.rs:129:72 [INFO] [stdout] | [INFO] [stdout] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `self_peers` [INFO] [stdout] --> peers/src/peers_handler.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let self_peers = self.peers.clone(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_self_peers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> peers/src/peers_handler.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | self.spawn_connect_with_default_peers(default_peers); [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] --> peers/src/peers_handler.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | self.spawn_discover_new_peers(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple-eth-node-discoverer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.27s [INFO] running `Command { std: "docker" "inspect" "456245af7d63522166d7828651610f88659d29d728d421febf0728cc052da577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "456245af7d63522166d7828651610f88659d29d728d421febf0728cc052da577", kill_on_drop: false }` [INFO] [stdout] 456245af7d63522166d7828651610f88659d29d728d421febf0728cc052da577 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b2f7862da1b77c84968eb12e3059921e3e4fd68b9937a368a1e88868b8b389a [INFO] running `Command { std: "docker" "start" "-a" "0b2f7862da1b77c84968eb12e3059921e3e4fd68b9937a368a1e88868b8b389a", kill_on_drop: false }` [INFO] [stdout] warning: unused imports: `Signature`, `verify` [INFO] [stdout] --> peers/src/discover/protocol.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | use secp256k1::{sign, verify, Message, PublicKey, SecretKey, Signature}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `FIND_NODE`, `NEIGHBORS` [INFO] [stdout] --> peers/src/discover/protocol.rs:10:54 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::discover::packets::{Data, Header, Packet, FIND_NODE, NEIGHBORS, PING, PONG}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple-eth-node-discoverer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::peer::Peer` [INFO] [stdout] --> peers/src/discover/protocol.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::peer::Peer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recipient_ip` [INFO] [stdout] --> peers/src/discover/protocol.rs:129:24 [INFO] [stdout] | [INFO] [stdout] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recipient_ip` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recipient_tcp_port` [INFO] [stdout] --> peers/src/discover/protocol.rs:129:38 [INFO] [stdout] | [INFO] [stdout] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recipient_tcp_port` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node_id` [INFO] [stdout] --> peers/src/discover/protocol.rs:129:72 [INFO] [stdout] | [INFO] [stdout] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `self_peers` [INFO] [stdout] --> peers/src/peers_handler.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let self_peers = self.peers.clone(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_self_peers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> peers/src/peers_handler.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | self.spawn_connect_with_default_peers(default_peers); [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] --> peers/src/peers_handler.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | self.spawn_discover_new_peers(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "0b2f7862da1b77c84968eb12e3059921e3e4fd68b9937a368a1e88868b8b389a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b2f7862da1b77c84968eb12e3059921e3e4fd68b9937a368a1e88868b8b389a", kill_on_drop: false }` [INFO] [stdout] 0b2f7862da1b77c84968eb12e3059921e3e4fd68b9937a368a1e88868b8b389a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 643ffac9784f125ac8a7223d9e960e1d0101745db3ea5b6c5e12257b261860a7 [INFO] running `Command { std: "docker" "start" "-a" "643ffac9784f125ac8a7223d9e960e1d0101745db3ea5b6c5e12257b261860a7", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Signature`, `verify` [INFO] [stderr] --> peers/src/discover/protocol.rs:2:23 [INFO] [stderr] | [INFO] [stderr] 2 | use secp256k1::{sign, verify, Message, PublicKey, SecretKey, Signature}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `FIND_NODE`, `NEIGHBORS` [INFO] [stderr] --> peers/src/discover/protocol.rs:10:54 [INFO] [stderr] | [INFO] [stderr] 10 | use crate::discover::packets::{Data, Header, Packet, FIND_NODE, NEIGHBORS, PING, PONG}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::peer::Peer` [INFO] [stderr] --> peers/src/discover/protocol.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use crate::peer::Peer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `recipient_ip` [INFO] [stderr] --> peers/src/discover/protocol.rs:129:24 [INFO] [stderr] | [INFO] [stderr] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recipient_ip` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `recipient_tcp_port` [INFO] [stderr] --> peers/src/discover/protocol.rs:129:38 [INFO] [stderr] | [INFO] [stderr] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recipient_tcp_port` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node_id` [INFO] [stderr] --> peers/src/discover/protocol.rs:129:72 [INFO] [stderr] | [INFO] [stderr] 129 | Data::Pong(recipient_ip, recipient_tcp_port, ping_hash, _, node_id) => { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `self_peers` [INFO] [stderr] --> peers/src/peers_handler.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let self_peers = self.peers.clone(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_self_peers` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> peers/src/peers_handler.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | self.spawn_connect_with_default_peers(default_peers); [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: unused `Result` that must be used [INFO] [stderr] --> peers/src/peers_handler.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | self.spawn_discover_new_peers(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simple_eth_node_discoverer-c56828db940128eb) [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" "643ffac9784f125ac8a7223d9e960e1d0101745db3ea5b6c5e12257b261860a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "643ffac9784f125ac8a7223d9e960e1d0101745db3ea5b6c5e12257b261860a7", kill_on_drop: false }` [INFO] [stdout] 643ffac9784f125ac8a7223d9e960e1d0101745db3ea5b6c5e12257b261860a7