[INFO] fetching crate flashbang 0.1.0-prealpha...
[INFO] testing flashbang-0.1.0-prealpha against 1.90.0 for beta-1.91-2
[INFO] extracting crate flashbang 0.1.0-prealpha into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate flashbang 0.1.0-prealpha
[INFO] finished tweaking crates.io crate flashbang 0.1.0-prealpha
[INFO] tweaked toml for crates.io crate flashbang 0.1.0-prealpha written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flashbang 0.1.0-prealpha on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flashbang 0.1.0-prealpha 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argh_shared v0.1.10
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[INFO] [stderr]   Downloaded tokio v1.24.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31755ad450e2f34d7396c9d1cca3a2171f0b28f80b8d52506f630185b92b968d
[INFO] running `Command { std: "docker" "start" "-a" "31755ad450e2f34d7396c9d1cca3a2171f0b28f80b8d52506f630185b92b968d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31755ad450e2f34d7396c9d1cca3a2171f0b28f80b8d52506f630185b92b968d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31755ad450e2f34d7396c9d1cca3a2171f0b28f80b8d52506f630185b92b968d", kill_on_drop: false }`
[INFO] [stdout] 31755ad450e2f34d7396c9d1cca3a2171f0b28f80b8d52506f630185b92b968d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6e574aaadfec6d82ce1a3947ce84068666032881d0214024c94a729981c377d
[INFO] running `Command { std: "docker" "start" "-a" "b6e574aaadfec6d82ce1a3947ce84068666032881d0214024c94a729981c377d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-sink v0.3.26
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling futures-io v0.3.26
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling async-trait v0.1.63
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.26
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling futures-executor v0.3.26
[INFO] [stderr]    Compiling futures v0.3.26
[INFO] [stderr]    Compiling flashbang v0.1.0-prealpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `Mutex`, and `Waker`
[INFO] [stdout]  --> src/server/runtime/mod.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, sync::{Arc, Mutex, atomic::AtomicBool}, task::{Poll, Waker}, time::{Instant, Duration}, net::SocketAddr};
[INFO] [stdout]   |                           ^^^^^                                    ^^^^^          ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]  --> src/server/runtime/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::future::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `AtomicBool`, and `pin::Pin`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:1:59
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, net::{SocketAddr, IpAddr, Ipv6Addr}, sync::{Arc, atomic::{AtomicBool, Ordering}}, pin::Pin};
[INFO] [stdout]   |                                                           ^^^           ^^^^^^^^^^              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpSocket`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:5:43
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::{net::{TcpListener, TcpStream, TcpSocket, UdpSocket}, time::{timeout, Duration}, io::{AsyncReadExt, AsyncWriteExt}};
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MessageMeta`
[INFO] [stdout]    --> src/message/attributes/mod.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 | use super::meta::{AttributeMeta, MessageMeta};
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `runner`
[INFO] [stdout]   --> src/server/runtime/tokio_server.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     async fn serve_udp(runner: ServerRunner) -> io::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_runner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/message/incoming.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             software: todo!(),
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 33 |             fingerprint: todo!(),
[INFO] [stdout]    |                          ^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]  --> src/client/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let addr = match addr.to_socket_addrs()?.next() {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]  --> src/client/mod.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn connect(socket: UdpSocket, addr: impl ToSocketAddrs) -> Result<(), Error> {
[INFO] [stdout]   |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/server/runtime/tokio_server.rs:113:42
[INFO] [stdout]     |
[INFO] [stdout] 113 |     async fn send(&mut self, buf: &[u8], addr: SocketAddr) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/message/methods/binding.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/message/methods/binding.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/message/methods/binding.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn decode(meta: &MessageMeta) -> Self {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userhash` is assigned to, but never used
[INFO] [stdout]   --> src/message/authorization.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut userhash = None;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_userhash` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `userhash` is never read
[INFO] [stdout]   --> src/message/authorization.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     userhash = Some(Userhash::decode(buf, attr));
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `software` is assigned to, but never used
[INFO] [stdout]   --> src/message/incoming.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut software = None;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_software` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `software` is never read
[INFO] [stdout]   --> src/message/incoming.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     software = Some(Software::decode(buf, &attr));
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conn` is never read
[INFO] [stdout]   --> src/server/runtime/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ServerProcessor<T: ServerConn> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 36 |     conn: T,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.68s
[INFO] running `Command { std: "docker" "inspect" "b6e574aaadfec6d82ce1a3947ce84068666032881d0214024c94a729981c377d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e574aaadfec6d82ce1a3947ce84068666032881d0214024c94a729981c377d", kill_on_drop: false }`
[INFO] [stdout] b6e574aaadfec6d82ce1a3947ce84068666032881d0214024c94a729981c377d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eada3071de123c5102898b2a91c2f42b73cd02c300051a8c1aeccb892068a223
[INFO] running `Command { std: "docker" "start" "-a" "eada3071de123c5102898b2a91c2f42b73cd02c300051a8c1aeccb892068a223", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling webrtc-util v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling ipnet v2.7.1
[INFO] [stderr]    Compiling crc-catalog v2.2.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling crc v3.0.1
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling flashbang v0.1.0-prealpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `Mutex`, and `Waker`
[INFO] [stdout]  --> src/server/runtime/mod.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, sync::{Arc, Mutex, atomic::AtomicBool}, task::{Poll, Waker}, time::{Instant, Duration}, net::SocketAddr};
[INFO] [stdout]   |                           ^^^^^                                    ^^^^^          ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]  --> src/server/runtime/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::future::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `AtomicBool`, and `pin::Pin`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:1:59
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, net::{SocketAddr, IpAddr, Ipv6Addr}, sync::{Arc, atomic::{AtomicBool, Ordering}}, pin::Pin};
[INFO] [stdout]   |                                                           ^^^           ^^^^^^^^^^              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpSocket`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:5:43
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::{net::{TcpListener, TcpStream, TcpSocket, UdpSocket}, time::{timeout, Duration}, io::{AsyncReadExt, AsyncWriteExt}};
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MessageMeta`
[INFO] [stdout]    --> src/message/attributes/mod.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 | use super::meta::{AttributeMeta, MessageMeta};
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `runner`
[INFO] [stdout]   --> src/server/runtime/tokio_server.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     async fn serve_udp(runner: ServerRunner) -> io::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_runner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/message/incoming.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             software: todo!(),
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 33 |             fingerprint: todo!(),
[INFO] [stdout]    |                          ^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]  --> src/client/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let addr = match addr.to_socket_addrs()?.next() {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]  --> src/client/mod.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn connect(socket: UdpSocket, addr: impl ToSocketAddrs) -> Result<(), Error> {
[INFO] [stdout]   |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/server/runtime/tokio_server.rs:113:42
[INFO] [stdout]     |
[INFO] [stdout] 113 |     async fn send(&mut self, buf: &[u8], addr: SocketAddr) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/message/methods/binding.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/message/methods/binding.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/message/methods/binding.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn decode(meta: &MessageMeta) -> Self {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userhash` is assigned to, but never used
[INFO] [stdout]   --> src/message/authorization.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut userhash = None;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_userhash` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `userhash` is never read
[INFO] [stdout]   --> src/message/authorization.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     userhash = Some(Userhash::decode(buf, attr));
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `software` is assigned to, but never used
[INFO] [stdout]   --> src/message/incoming.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut software = None;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_software` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `software` is never read
[INFO] [stdout]   --> src/message/incoming.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     software = Some(Software::decode(buf, &attr));
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conn` is never read
[INFO] [stdout]   --> src/server/runtime/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ServerProcessor<T: ServerConn> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 36 |     conn: T,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stun v0.4.4
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `Mutex`, and `Waker`
[INFO] [stdout]  --> src/server/runtime/mod.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, sync::{Arc, Mutex, atomic::AtomicBool}, task::{Poll, Waker}, time::{Instant, Duration}, net::SocketAddr};
[INFO] [stdout]   |                           ^^^^^                                    ^^^^^          ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]  --> src/server/runtime/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::future::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `AtomicBool`, and `pin::Pin`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:1:59
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, net::{SocketAddr, IpAddr, Ipv6Addr}, sync::{Arc, atomic::{AtomicBool, Ordering}}, pin::Pin};
[INFO] [stdout]   |                                                           ^^^           ^^^^^^^^^^              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpSocket`
[INFO] [stdout]  --> src/server/runtime/tokio_server.rs:5:43
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::{net::{TcpListener, TcpStream, TcpSocket, UdpSocket}, time::{timeout, Duration}, io::{AsyncReadExt, AsyncWriteExt}};
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MessageMeta`
[INFO] [stdout]    --> src/message/attributes/mod.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 | use super::meta::{AttributeMeta, MessageMeta};
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `runner`
[INFO] [stdout]   --> src/server/runtime/tokio_server.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     async fn serve_udp(runner: ServerRunner) -> io::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_runner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/message/incoming.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             software: todo!(),
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 33 |             fingerprint: todo!(),
[INFO] [stdout]    |                          ^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]  --> src/client/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let addr = match addr.to_socket_addrs()?.next() {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]  --> src/client/mod.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn connect(socket: UdpSocket, addr: impl ToSocketAddrs) -> Result<(), Error> {
[INFO] [stdout]   |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/server/runtime/tokio_server.rs:113:42
[INFO] [stdout]     |
[INFO] [stdout] 113 |     async fn send(&mut self, buf: &[u8], addr: SocketAddr) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/message/methods/binding.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/message/methods/binding.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/message/methods/binding.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn decode(meta: &MessageMeta) -> Self {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userhash` is assigned to, but never used
[INFO] [stdout]   --> src/message/authorization.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut userhash = None;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_userhash` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `userhash` is never read
[INFO] [stdout]   --> src/message/authorization.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     userhash = Some(Userhash::decode(buf, attr));
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `software` is assigned to, but never used
[INFO] [stdout]   --> src/message/incoming.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut software = None;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_software` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `software` is never read
[INFO] [stdout]   --> src/message/incoming.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     software = Some(Software::decode(buf, &attr));
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conn` is never read
[INFO] [stdout]   --> src/server/runtime/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ServerProcessor<T: ServerConn> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 36 |     conn: T,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.96s
[INFO] running `Command { std: "docker" "inspect" "eada3071de123c5102898b2a91c2f42b73cd02c300051a8c1aeccb892068a223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eada3071de123c5102898b2a91c2f42b73cd02c300051a8c1aeccb892068a223", kill_on_drop: false }`
[INFO] [stdout] eada3071de123c5102898b2a91c2f42b73cd02c300051a8c1aeccb892068a223
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a2d3d231c869bb723e08fb2234ff3ffec307e80dfa74c9a8703a95ace700333
[INFO] running `Command { std: "docker" "start" "-a" "4a2d3d231c869bb723e08fb2234ff3ffec307e80dfa74c9a8703a95ace700333", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `Mutex`, and `Waker`
[INFO] [stderr]  --> src/server/runtime/mod.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{io, sync::{Arc, Mutex, atomic::AtomicBool}, task::{Poll, Waker}, time::{Instant, Duration}, net::SocketAddr};
[INFO] [stderr]   |                           ^^^^^                                    ^^^^^          ^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::future::Future`
[INFO] [stderr]  --> src/server/runtime/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::future::Future;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `AtomicBool`, and `pin::Pin`
[INFO] [stderr]  --> src/server/runtime/tokio_server.rs:1:59
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{io, net::{SocketAddr, IpAddr, Ipv6Addr}, sync::{Arc, atomic::{AtomicBool, Ordering}}, pin::Pin};
[INFO] [stderr]   |                                                           ^^^           ^^^^^^^^^^              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BytesMut`
[INFO] [stderr]  --> src/server/runtime/tokio_server.rs:3:20
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpSocket`
[INFO] [stderr]  --> src/server/runtime/tokio_server.rs:5:43
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tokio::{net::{TcpListener, TcpStream, TcpSocket, UdpSocket}, time::{timeout, Duration}, io::{AsyncReadExt, AsyncWriteExt}};
[INFO] [stderr]   |                                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MessageMeta`
[INFO] [stderr]    --> src/message/attributes/mod.rs:124:34
[INFO] [stderr]     |
[INFO] [stderr] 124 | use super::meta::{AttributeMeta, MessageMeta};
[INFO] [stderr]     |                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `runner`
[INFO] [stderr]   --> src/server/runtime/tokio_server.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |     async fn serve_udp(runner: ServerRunner) -> io::Result<()> {
[INFO] [stderr]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_runner`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/message/incoming.rs:33:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |             software: todo!(),
[INFO] [stderr]    |                       ------- any code following this expression is unreachable
[INFO] [stderr] 33 |             fingerprint: todo!(),
[INFO] [stderr]    |                          ^^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]  --> src/client/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let addr = match addr.to_socket_addrs()?.next() {
[INFO] [stderr]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `socket`
[INFO] [stderr]  --> src/client/mod.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn connect(socket: UdpSocket, addr: impl ToSocketAddrs) -> Result<(), Error> {
[INFO] [stderr]   |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/server/runtime/tokio_server.rs:113:42
[INFO] [stderr]     |
[INFO] [stderr] 113 |     async fn send(&mut self, buf: &[u8], addr: SocketAddr) -> io::Result<()> {
[INFO] [stderr]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/message/methods/binding.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]   --> src/message/methods/binding.rs:11:38
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn encode(&self, buf: &mut [u8], offset: &mut usize) {}
[INFO] [stderr]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `meta`
[INFO] [stderr]   --> src/message/methods/binding.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn decode(meta: &MessageMeta) -> Self {
[INFO] [stderr]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `userhash` is assigned to, but never used
[INFO] [stderr]   --> src/message/authorization.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut userhash = None;
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_userhash` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `userhash` is never read
[INFO] [stderr]   --> src/message/authorization.rs:82:21
[INFO] [stderr]    |
[INFO] [stderr] 82 |                     userhash = Some(Userhash::decode(buf, attr));
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `software` is assigned to, but never used
[INFO] [stderr]   --> src/message/incoming.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut software = None;
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_software` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `software` is never read
[INFO] [stderr]   --> src/message/incoming.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                     software = Some(Software::decode(buf, &attr));
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field `conn` is never read
[INFO] [stderr]   --> src/server/runtime/mod.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct ServerProcessor<T: ServerConn> {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 36 |     conn: T,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flashbang` (lib) generated 19 warnings (run `cargo fix --lib -p flashbang` to apply 6 suggestions)
[INFO] [stderr] warning: `flashbang` (lib test) generated 19 warnings (19 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flashbang-fa697aeecd03cef8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test message::tests::binding_request ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sample_request.rs (/opt/rustwide/target/debug/deps/sample_request-7ed0b92bb07fda72)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test encode ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test sample_request`
[INFO] [stdout] test decode ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- decode stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'decode' panicked at src/message/incoming.rs:32:23:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58bdc33e0b32 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58bdc33e0b32 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58bdc33e0b32 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58bdc33e0b32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58bdc3406563 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58bdc3406563 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x58bdc33ddab3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58bdc33ddab3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58bdc33e0982 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58bdc33e20a9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x58bdc33e1ede - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x58bdc3373a54 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x58bdc3373a54 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58bdc33e2a7e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x58bdc33e2a7e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x58bdc33e2816 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x58bdc33e1029 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x58bdc33e24dd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x58bdc3404fb0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x58bdc340503c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x58bdc3388b4b - flashbang::message::incoming::IncomingMessage::decode::h5d44a35747b9e6b7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/message/incoming.rs:32:23
[INFO] [stdout]   21:     0x58bdc333a2ba - sample_request::decode::h2e11a39c447e23c8
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/sample_request.rs:107:18
[INFO] [stdout]   22:     0x58bdc3339f07 - sample_request::decode::{{closure}}::ha51b7d55ee7e3a43
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/sample_request.rs:86:12
[INFO] [stdout]   23:     0x58bdc3336b76 - core::ops::function::FnOnce::call_once::hf057379bb053568f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x58bdc33792bb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x58bdc33792bb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x58bdc33783f5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x58bdc33783f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x58bdc33783f5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x58bdc33783f5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x58bdc33783f5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58bdc33783f5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x58bdc33783f5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x58bdc333bff4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x58bdc333bff4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x58bdc333f9ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x58bdc333f9ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x58bdc333f9ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x58bdc333f9ca - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x58bdc333f9ca - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58bdc333f9ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x58bdc333f9ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x58bdc33e59ff - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x58bdc33e59ff - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x75c6fa60caa4 - <unknown>
[INFO] [stdout]   45:     0x75c6fa699a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     decode
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a2d3d231c869bb723e08fb2234ff3ffec307e80dfa74c9a8703a95ace700333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2d3d231c869bb723e08fb2234ff3ffec307e80dfa74c9a8703a95ace700333", kill_on_drop: false }`
[INFO] [stdout] 4a2d3d231c869bb723e08fb2234ff3ffec307e80dfa74c9a8703a95ace700333
