[INFO] cloning repository https://github.com/littlebenlittle/p2p-tun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/littlebenlittle/p2p-tun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittlebenlittle%2Fp2p-tun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittlebenlittle%2Fp2p-tun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 497b44bdf9f85e0c923345ebdd311354f6af18c2
[INFO] testing littlebenlittle/p2p-tun against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittlebenlittle%2Fp2p-tun" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/littlebenlittle/p2p-tun on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/littlebenlittle/p2p-tun
[INFO] finished tweaking git repo https://github.com/littlebenlittle/p2p-tun
[INFO] tweaked toml for git repo https://github.com/littlebenlittle/p2p-tun written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/littlebenlittle/p2p-tun 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cidr v0.2.1
[INFO] [stderr]   Downloaded libp2p-rendezvous v0.3.0
[INFO] [stderr]   Downloaded etherparse v0.10.1
[INFO] [stderr]   Downloaded libp2p-mdns v0.34.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.31.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.31.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.33.0
[INFO] [stderr]   Downloaded libp2p-uds v0.31.0
[INFO] [stderr]   Downloaded libp2p-kad v0.34.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.33.0
[INFO] [stderr]   Downloaded async-tun v0.10.0
[INFO] [stderr]   Downloaded libp2p-relay v0.6.1
[INFO] [stderr]   Downloaded libp2p-swarm v0.39.0
[INFO] [stderr]   Downloaded libp2p-core v0.36.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.35.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2044df044d6200e284be49e5755059d998ed38719c349f96d3aee3b9c2e89ec
[INFO] running `Command { std: "docker" "start" "-a" "f2044df044d6200e284be49e5755059d998ed38719c349f96d3aee3b9c2e89ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2044df044d6200e284be49e5755059d998ed38719c349f96d3aee3b9c2e89ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2044df044d6200e284be49e5755059d998ed38719c349f96d3aee3b9c2e89ec", kill_on_drop: false }`
[INFO] [stdout] f2044df044d6200e284be49e5755059d998ed38719c349f96d3aee3b9c2e89ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78ed0cb17264deba962835c652518b036b056f48a546e2c6e507ef3c34b3121f
[INFO] running `Command { std: "docker" "start" "-a" "78ed0cb17264deba962835c652518b036b056f48a546e2c6e507ef3c34b3121f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libp2p-swarm v0.33.0
[INFO] [stderr]    Compiling libp2p-deflate v0.31.0
[INFO] [stderr]    Compiling libp2p-uds v0.31.0
[INFO] [stderr]    Compiling libp2p-wasm-ext v0.31.0
[INFO] [stderr]    Compiling libp2p-dns v0.31.0
[INFO] [stderr]    Compiling libp2p-yamux v0.35.0
[INFO] [stderr]    Compiling libp2p-tcp v0.31.1
[INFO] [stderr]    Compiling libp2p-mplex v0.31.0
[INFO] [stderr]    Compiling libp2p-websocket v0.33.0
[INFO] [stderr]    Compiling libp2p-request-response v0.15.0
[INFO] [stderr]    Compiling libp2p-ping v0.33.0
[INFO] [stderr]    Compiling libp2p-mdns v0.34.0
[INFO] [stderr]    Compiling libp2p-metrics v0.3.0
[INFO] [stderr]    Compiling libp2p v0.42.2
[INFO] [stderr]    Compiling p2p-tun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PacketRequest`
[INFO] [stdout]  --> src/behaviour.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{PacketRequest, PacketStreamCodec, PacketStreamProtocol, Result};
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cidr::Ipv4Cidr`
[INFO] [stdout]  --> src/client.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use cidr::Ipv4Cidr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead`, `AsyncWrite`
[INFO] [stdout]   --> src/client.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]    |                   ^^^^^^^^^                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libp2p::core::network::Peer`
[INFO] [stdout]   --> src/client.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libp2p::core::network::Peer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libp2p::core::DialOpts`
[INFO] [stdout]   --> src/client.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use libp2p::core::DialOpts;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libp2p::request_response::RequestId`
[INFO] [stdout]   --> src/client.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use libp2p::request_response::RequestId;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IdentifyEvent`, `IdentifyInfo`, `identity::Keypair`
[INFO] [stdout]   --> src/client.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     identify::{IdentifyEvent, IdentifyInfo},
[INFO] [stdout]    |                ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 17 |     identity::Keypair,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]   --> src/client.rs:23:49
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::{collections::BTreeMap, net::Ipv4Addr, str::FromStr};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Mul`
[INFO] [stdout]  --> src/config.rs:6:48
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{collections::HashMap, net::Ipv4Addr, ops::Mul, str::FromStr};
[INFO] [stdout]   |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::user`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libc::user;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]   --> src/client.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/client.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NoPeers` is never constructed
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Error {
[INFO] [stdout]    |      ----- variant in this enum
[INFO] [stdout] 21 |     NoPeers,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PacketRequest` is never constructed
[INFO] [stdout]   --> src/request_response.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct PacketRequest([u8; MTU]);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "78ed0cb17264deba962835c652518b036b056f48a546e2c6e507ef3c34b3121f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ed0cb17264deba962835c652518b036b056f48a546e2c6e507ef3c34b3121f", kill_on_drop: false }`
[INFO] [stdout] 78ed0cb17264deba962835c652518b036b056f48a546e2c6e507ef3c34b3121f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db7894e03d0a5f9111c0e05da8be9dcd6e5ed0b99c98cbfa0a5ecc93a697e26c
[INFO] running `Command { std: "docker" "start" "-a" "db7894e03d0a5f9111c0e05da8be9dcd6e5ed0b99c98cbfa0a5ecc93a697e26c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]    Compiling trust-dns-proto v0.20.4
[INFO] [stderr]    Compiling yamux v0.10.2
[INFO] [stderr]    Compiling soketto v0.7.1
[INFO] [stderr]    Compiling libp2p-pnet v0.22.2
[INFO] [stderr]    Compiling libp2p-core v0.36.0
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling libp2p-swarm v0.39.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.20.4
[INFO] [stderr]    Compiling async-std-resolver v0.20.4
[INFO] [stderr]    Compiling libp2p-core v0.31.1
[INFO] [stderr]    Compiling libp2p-swarm v0.33.0
[INFO] [stderr]    Compiling libp2p-yamux v0.35.0
[INFO] [stderr]    Compiling libp2p-deflate v0.31.0
[INFO] [stderr]    Compiling libp2p-websocket v0.33.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.31.0
[INFO] [stderr]    Compiling libp2p-dns v0.31.0
[INFO] [stderr]    Compiling libp2p-wasm-ext v0.31.0
[INFO] [stderr]    Compiling libp2p-noise v0.34.0
[INFO] [stderr]    Compiling libp2p-mplex v0.31.0
[INFO] [stderr]    Compiling libp2p-uds v0.31.0
[INFO] [stderr]    Compiling libp2p-tcp v0.31.1
[INFO] [stderr]    Compiling libp2p-relay v0.6.1
[INFO] [stderr]    Compiling libp2p-ping v0.33.0
[INFO] [stderr]    Compiling libp2p-request-response v0.15.0
[INFO] [stderr]    Compiling libp2p-kad v0.34.0
[INFO] [stderr]    Compiling libp2p-identify v0.33.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.35.0
[INFO] [stderr]    Compiling libp2p-mdns v0.34.0
[INFO] [stderr]    Compiling libp2p-floodsub v0.33.0
[INFO] [stderr]    Compiling libp2p-rendezvous v0.3.0
[INFO] [stderr]    Compiling libp2p-autonat v0.1.0
[INFO] [stderr]    Compiling libp2p-metrics v0.3.0
[INFO] [stderr]    Compiling libp2p v0.42.2
[INFO] [stderr]    Compiling p2p-tun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PacketRequest`
[INFO] [stdout]  --> src/behaviour.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{PacketRequest, PacketStreamCodec, PacketStreamProtocol, Result};
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cidr::Ipv4Cidr`
[INFO] [stdout]  --> src/client.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use cidr::Ipv4Cidr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead`, `AsyncWrite`
[INFO] [stdout]   --> src/client.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]    |                   ^^^^^^^^^                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libp2p::core::network::Peer`
[INFO] [stdout]   --> src/client.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libp2p::core::network::Peer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libp2p::core::DialOpts`
[INFO] [stdout]   --> src/client.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use libp2p::core::DialOpts;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libp2p::request_response::RequestId`
[INFO] [stdout]   --> src/client.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use libp2p::request_response::RequestId;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IdentifyEvent`, `IdentifyInfo`, `identity::Keypair`
[INFO] [stdout]   --> src/client.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     identify::{IdentifyEvent, IdentifyInfo},
[INFO] [stdout]    |                ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 17 |     identity::Keypair,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]   --> src/client.rs:23:49
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::{collections::BTreeMap, net::Ipv4Addr, str::FromStr};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Mul`
[INFO] [stdout]  --> src/config.rs:6:48
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{collections::HashMap, net::Ipv4Addr, ops::Mul, str::FromStr};
[INFO] [stdout]   |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::user`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libc::user;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]   --> src/client.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/client.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NoPeers` is never constructed
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Error {
[INFO] [stdout]    |      ----- variant in this enum
[INFO] [stdout] 21 |     NoPeers,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PacketRequest` is never constructed
[INFO] [stdout]   --> src/request_response.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct PacketRequest([u8; MTU]);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "db7894e03d0a5f9111c0e05da8be9dcd6e5ed0b99c98cbfa0a5ecc93a697e26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7894e03d0a5f9111c0e05da8be9dcd6e5ed0b99c98cbfa0a5ecc93a697e26c", kill_on_drop: false }`
[INFO] [stdout] db7894e03d0a5f9111c0e05da8be9dcd6e5ed0b99c98cbfa0a5ecc93a697e26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82ee20278c3fbbd5be48a7420074f8697bb3af2887aaeb71c9cdb5c911eb27c8
[INFO] running `Command { std: "docker" "start" "-a" "82ee20278c3fbbd5be48a7420074f8697bb3af2887aaeb71c9cdb5c911eb27c8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `PacketRequest`
[INFO] [stderr]  --> src/behaviour.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{PacketRequest, PacketStreamCodec, PacketStreamProtocol, Result};
[INFO] [stderr]   |             ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cidr::Ipv4Cidr`
[INFO] [stderr]  --> src/client.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cidr::Ipv4Cidr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsyncRead`, `AsyncWrite`
[INFO] [stderr]   --> src/client.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | use futures::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stderr]    |                   ^^^^^^^^^                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libp2p::core::network::Peer`
[INFO] [stderr]   --> src/client.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use libp2p::core::network::Peer;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libp2p::core::DialOpts`
[INFO] [stderr]   --> src/client.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libp2p::core::DialOpts;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libp2p::request_response::RequestId`
[INFO] [stderr]   --> src/client.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use libp2p::request_response::RequestId;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IdentifyEvent`, `IdentifyInfo`, `identity::Keypair`
[INFO] [stderr]   --> src/client.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     identify::{IdentifyEvent, IdentifyInfo},
[INFO] [stderr]    |                ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 17 |     identity::Keypair,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `str::FromStr`
[INFO] [stderr]   --> src/client.rs:23:49
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::{collections::BTreeMap, net::Ipv4Addr, str::FromStr};
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ops::Mul`
[INFO] [stderr]  --> src/config.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{collections::HashMap, net::Ipv4Addr, ops::Mul, str::FromStr};
[INFO] [stderr]   |                                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::user`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use libc::user;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncReadExt`
[INFO] [stderr]   --> src/client.rs:10:30
[INFO] [stderr]    |
[INFO] [stderr] 10 | use futures::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stderr]    |                              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/client.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             Err(e) => {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `NoPeers` is never constructed
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | enum Error {
[INFO] [stderr]    |      ----- variant in this enum
[INFO] [stderr] 21 |     NoPeers,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PacketRequest` is never constructed
[INFO] [stderr]   --> src/request_response.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct PacketRequest([u8; MTU]);
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `p2p-tun` (bin "p2p-tun" test) generated 14 warnings (run `cargo fix --bin "p2p-tun" --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/p2p_tun-0492bd362e91b4d1)
[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" "82ee20278c3fbbd5be48a7420074f8697bb3af2887aaeb71c9cdb5c911eb27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ee20278c3fbbd5be48a7420074f8697bb3af2887aaeb71c9cdb5c911eb27c8", kill_on_drop: false }`
[INFO] [stdout] 82ee20278c3fbbd5be48a7420074f8697bb3af2887aaeb71c9cdb5c911eb27c8
