[INFO] cloning repository yeeco/network-sharding-demo [INFO] running `"git" "clone" "--bare" "git://github.com/yeeco/network-sharding-demo.git" "work/cache/sources/gh/yeeco/network-sharding-demo"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/yeeco/network-sharding-demo'... [INFO] running `"git" "clone" "work/cache/sources/gh/yeeco/network-sharding-demo" "work/ex/beta-1.37-6/sources/1.36.0/gh/yeeco/network-sharding-demo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/yeeco/network-sharding-demo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/yeeco/network-sharding-demo" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yeeco/network-sharding-demo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yeeco/network-sharding-demo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] da23cc5600a6bc92c2038e5692a401cd352ef6dd [INFO] sha for GitHub repo yeeco/network-sharding-demo: da23cc5600a6bc92c2038e5692a401cd352ef6dd [INFO] validating manifest of yeeco/network-sharding-demo on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of yeeco/network-sharding-demo on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing yeeco/network-sharding-demo [INFO] finished frobbing yeeco/network-sharding-demo [INFO] frobbed toml for yeeco/network-sharding-demo written to work/ex/beta-1.37-6/sources/1.36.0/gh/yeeco/network-sharding-demo/Cargo.toml [INFO] started frobbing yeeco/network-sharding-demo [INFO] finished frobbing yeeco/network-sharding-demo [INFO] frobbed toml for yeeco/network-sharding-demo written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yeeco/network-sharding-demo/Cargo.toml [INFO] crate yeeco/network-sharding-demo already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libp2p-yamux v0.7.0 [INFO] [stderr] Downloaded libp2p v0.7.0 [INFO] [stderr] Downloaded libp2p-ratelimit v0.7.0 [INFO] [stderr] Downloaded libp2p-tcp v0.7.2 [INFO] [stderr] Downloaded libp2p-floodsub v0.7.0 [INFO] [stderr] Downloaded libp2p-ping v0.7.0 [INFO] [stderr] Downloaded libp2p-mplex v0.7.0 [INFO] [stderr] Downloaded libp2p-websocket v0.7.0 [INFO] [stderr] Downloaded libp2p-plaintext v0.7.0 [INFO] [stderr] Downloaded libp2p-mdns v0.7.0 [INFO] [stderr] Downloaded libp2p-identify v0.7.0 [INFO] [stderr] Downloaded libp2p-core v0.7.1 [INFO] [stderr] Downloaded libp2p-kad v0.7.0 [INFO] [stderr] Downloaded libp2p-uds v0.7.0 [INFO] [stderr] Downloaded libp2p-secio v0.7.0 [INFO] [stderr] Downloaded libp2p-noise v0.5.0 [INFO] [stderr] Downloaded libp2p-dns v0.7.0 [INFO] [stderr] Downloaded libp2p-core-derive v0.7.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing yeeco/network-sharding-demo against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yeeco/network-sharding-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 8937570bb37f26e6ba2b7b0802ccabec553953b86b0f01d37c0d4a8d0f4c2321 [INFO] running `"docker" "start" "-a" "8937570bb37f26e6ba2b7b0802ccabec553953b86b0f01d37c0d4a8d0f4c2321"` [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling cc v1.0.26 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling subtle v2.1.0 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling keccak v0.1.0 [INFO] [stderr] Compiling protobuf v2.6.2 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling bs58 v0.2.2 [INFO] [stderr] Compiling data-encoding v2.1.2 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling zeroize v0.5.2 [INFO] [stderr] Compiling c_linked_list v1.1.1 [INFO] [stderr] Compiling nohash-hasher v0.1.1 [INFO] [stderr] Compiling quick-error v0.1.4 [INFO] [stderr] Compiling static_slice v0.0.3 [INFO] [stderr] Compiling rustc-hex v2.0.1 [INFO] [stderr] Compiling static_assertions v0.2.5 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[stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling libp2p-core v0.7.1 [INFO] [stderr] Compiling jsonrpc-core v10.1.0 [INFO] [stderr] Compiling jsonrpc-core v8.0.1 [INFO] [stderr] Compiling jsonrpc-core v12.0.0 [INFO] [stderr] Compiling hyper v0.11.27 [INFO] [stderr] Compiling jsonrpc-client-core v0.5.0 [INFO] [stderr] Compiling jsonrpc-server-utils v10.1.0 [INFO] [stderr] Compiling jsonrpc-pubsub v10.1.0 [INFO] [stderr] Compiling jsonrpc-client-transports v12.0.0 [INFO] [stderr] Compiling jsonrpc-http-server v10.1.0 [INFO] [stderr] Compiling jsonrpc-core-client v12.0.0 [INFO] [stderr] Compiling libp2p-websocket v0.7.0 [INFO] [stderr] Compiling libp2p-tcp v0.7.2 [INFO] [stderr] Compiling libp2p-ping v0.7.0 [INFO] [stderr] Compiling libp2p-mplex v0.7.0 [INFO] [stderr] Compiling libp2p-secio v0.7.0 [INFO] [stderr] Compiling libp2p-noise v0.5.0 [INFO] [stderr] Compiling libp2p-identify v0.7.0 [INFO] [stderr] Compiling libp2p-floodsub v0.7.0 [INFO] [stderr] Compiling libp2p-plaintext v0.7.0 [INFO] [stderr] Compiling libp2p-dns v0.7.0 [INFO] [stderr] Compiling libp2p-kad v0.7.0 [INFO] [stderr] Compiling libp2p-mdns v0.7.0 [INFO] [stderr] Compiling libp2p-uds v0.7.0 [INFO] [stderr] Compiling libp2p-yamux v0.7.0 [INFO] [stderr] Compiling libp2p-ratelimit v0.7.0 [INFO] [stderr] Compiling jsonrpc-client-http v0.5.0 [INFO] [stderr] Compiling libp2p v0.7.0 [INFO] [stderr] Compiling network-sharding-demo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/network.rs:3:21 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::client::{self, Client, ParseMessage, Message}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `FramedRead`, `LinesCodec` [INFO] [stderr] --> src/network.rs:13:35 [INFO] [stderr] | [INFO] [stderr] 13 | use libp2p::tokio_codec::{Framed, FramedRead, LinesCodec}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `Sender`, `TryRecvError`, `self as channel` [INFO] [stderr] --> src/network.rs:34:25 [INFO] [stderr] | [INFO] [stderr] 34 | use crossbeam_channel::{self as channel, Receiver, Sender, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^^^^^^^ ^^^^^^^^ ^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RwLock` [INFO] [stderr] --> src/network.rs:35:26 [INFO] [stderr] | [INFO] [stderr] 35 | use parking_lot::{Mutex, RwLock}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RunCmd` [INFO] [stderr] --> src/bootnodes_router.rs:1:41 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::params::{BootNodesRouterCmd, RunCmd}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `debug`, `trace`, `warn` [INFO] [stderr] --> src/bootnodes_router.rs:5:11 [INFO] [stderr] | [INFO] [stderr] 5 | use log::{debug, info, trace, warn}; [INFO] [stderr] | ^^^^^ ^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/foreign_network.rs:3:21 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::client::{self, Client, ParseMessage, Message}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `FramedRead`, `LinesCodec` [INFO] [stderr] --> src/foreign_network.rs:13:35 [INFO] [stderr] | [INFO] [stderr] 13 | use libp2p::tokio_codec::{Framed, FramedRead, LinesCodec}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RwLock` [INFO] [stderr] --> src/foreign_network.rs:34:26 [INFO] [stderr] | [INFO] [stderr] 34 | use parking_lot::{Mutex, RwLock}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryRecvError` [INFO] [stderr] --> src/client.rs:1:60 [INFO] [stderr] | [INFO] [stderr] 1 | use crossbeam_channel::{self as channel, Receiver, Sender, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cmp`, `time::Duration` [INFO] [stderr] --> src/client.rs:2:19 [INFO] [stderr] | [INFO] [stderr] 2 | use std::{thread, cmp, time::Duration}; [INFO] [stderr] | ^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `stream::Fuse`, `stream` [INFO] [stderr] --> src/client.rs:3:35 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{prelude::*, future, stream, Stream, stream::Fuse}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Framed` [INFO] [stderr] --> src/client.rs:4:27 [INFO] [stderr] | [INFO] [stderr] 4 | use libp2p::tokio_codec::{Framed, FramedRead, LinesCodec}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/network.rs:1400:17 [INFO] [stderr] | [INFO] [stderr] 1400 | Ok(Async::NotReady) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/foreign_network.rs:1467:17 [INFO] [stderr] | [INFO] [stderr] 1467 | Ok(Async::NotReady) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/network.rs:77:23 [INFO] [stderr] | [INFO] [stderr] 77 | for (peer_id, addr) in &bootnodes { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_addr` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/network.rs:841:9 [INFO] [stderr] | [INFO] [stderr] 841 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/network.rs:873:9 [INFO] [stderr] | [INFO] [stderr] 873 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/network.rs:1384:13 [INFO] [stderr] | [INFO] [stderr] 1384 | let thread = thread::Builder::new().name("stdin_channel".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/network.rs:1406:13 [INFO] [stderr] | [INFO] [stderr] 1406 | let thread = thread::Builder::new().name("network".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/bootnodes_router.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | let thread = thread::Builder::new().name("bootnodes_router".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bootnodes_router.rs:100:17 [INFO] [stderr] | [INFO] [stderr] 100 | Err(e) => { continue; } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/foreign_network.rs:76:23 [INFO] [stderr] | [INFO] [stderr] 76 | for (peer_id, addr) in &bootnodes { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_addr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/foreign_network.rs:885:9 [INFO] [stderr] | [INFO] [stderr] 885 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/foreign_network.rs:917:9 [INFO] [stderr] | [INFO] [stderr] 917 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/foreign_network.rs:1454:13 [INFO] [stderr] | [INFO] [stderr] 1454 | let thread = thread::Builder::new().name("foreign_channel".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/foreign_network.rs:1473:13 [INFO] [stderr] | [INFO] [stderr] 1473 | let thread = thread::Builder::new().name("foreign_network".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shard_num` [INFO] [stderr] --> src/foreign_network.rs:1506:13 [INFO] [stderr] | [INFO] [stderr] 1506 | let shard_num = self.cmd.shard_num; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_shard_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shard_num` [INFO] [stderr] --> src/foreign_network.rs:1518:22 [INFO] [stderr] | [INFO] [stderr] 1518 | for (shard_num, shard) in shards { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_shard_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/client.rs:92:13 [INFO] [stderr] | [INFO] [stderr] 92 | let thread = thread::Builder::new().name("client".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:849:13 [INFO] [stderr] | [INFO] [stderr] 849 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:877:13 [INFO] [stderr] | [INFO] [stderr] 877 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:1363:17 [INFO] [stderr] | [INFO] [stderr] 1363 | let mut behavior = Behavior::new(protocol_version, user_agent, local_public, bootnodes, self.cmd.shard_num); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:200:13 [INFO] [stderr] | [INFO] [stderr] 200 | let mut of_shard = self.peers.entry(shard_num).or_insert(FnvHashMap::default()); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:893:13 [INFO] [stderr] | [INFO] [stderr] 893 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:921:13 [INFO] [stderr] | [INFO] [stderr] 921 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:1107:25 [INFO] [stderr] | [INFO] [stderr] 1107 | if let Some(mut a) = self.peers.get_mut(shard_num) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:1436:17 [INFO] [stderr] | [INFO] [stderr] 1436 | let mut behavior = Behavior::new(protocol_version, user_agent, local_public, bootnodes, self.cmd.shard_num); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkOpen` [INFO] [stderr] --> src/network.rs:273:5 [INFO] [stderr] | [INFO] [stderr] 273 | / WorkOpen { [INFO] [stderr] 274 | | /// Version of the protocol that has been opened. [INFO] [stderr] 275 | | version: u8, [INFO] [stderr] 276 | | /// Id of the node we have opened a connection with. [INFO] [stderr] ... | [INFO] [stderr] 279 | | endpoint: ConnectedPoint, [INFO] [stderr] 280 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkClosed` [INFO] [stderr] --> src/network.rs:283:5 [INFO] [stderr] | [INFO] [stderr] 283 | / WorkClosed { [INFO] [stderr] 284 | | /// Id of the peer we were connected to. [INFO] [stderr] 285 | | peer_id: PeerId, [INFO] [stderr] 286 | | /// Reason why the substream closed, for debugging purposes. [INFO] [stderr] 287 | | reason: Cow<'static, str>, [INFO] [stderr] 288 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CustomMessage` [INFO] [stderr] --> src/network.rs:291:5 [INFO] [stderr] | [INFO] [stderr] 291 | / CustomMessage { [INFO] [stderr] 292 | | /// Id of the peer the message came from. [INFO] [stderr] 293 | | peer_id: PeerId, [INFO] [stderr] 294 | | /// Message that has been received. [INFO] [stderr] 295 | | message: String, [INFO] [stderr] 296 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/network.rs:799:5 [INFO] [stderr] | [INFO] [stderr] 799 | / pub fn new(protocol: String) [INFO] [stderr] 800 | | -> Self { [INFO] [stderr] 801 | | RegisteredProtocol { [INFO] [stderr] 802 | | id: protocol, [INFO] [stderr] 803 | | } [INFO] [stderr] 804 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `id` [INFO] [stderr] --> src/network.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | pub fn id(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `protocol_id` [INFO] [stderr] --> src/network.rs:904:5 [INFO] [stderr] | [INFO] [stderr] 904 | protocol_id: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `protocol_id` [INFO] [stderr] --> src/network.rs:913:5 [INFO] [stderr] | [INFO] [stderr] 913 | pub fn protocol_id(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkOpen` [INFO] [stderr] --> src/foreign_network.rs:317:5 [INFO] [stderr] | [INFO] [stderr] 317 | / WorkOpen { [INFO] [stderr] 318 | | /// Version of the protocol that has been opened. [INFO] [stderr] 319 | | version: u8, [INFO] [stderr] 320 | | /// Id of the node we have opened a connection with. [INFO] [stderr] ... | [INFO] [stderr] 323 | | endpoint: ConnectedPoint, [INFO] [stderr] 324 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkClosed` [INFO] [stderr] --> src/foreign_network.rs:327:5 [INFO] [stderr] | [INFO] [stderr] 327 | / WorkClosed { [INFO] [stderr] 328 | | /// Id of the peer we were connected to. [INFO] [stderr] 329 | | peer_id: PeerId, [INFO] [stderr] 330 | | /// Reason why the substream closed, for debugging purposes. [INFO] [stderr] 331 | | reason: Cow<'static, str>, [INFO] [stderr] 332 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CustomMessage` [INFO] [stderr] --> src/foreign_network.rs:335:5 [INFO] [stderr] | [INFO] [stderr] 335 | / CustomMessage { [INFO] [stderr] 336 | | /// Id of the peer the message came from. [INFO] [stderr] 337 | | peer_id: PeerId, [INFO] [stderr] 338 | | /// Message that has been received. [INFO] [stderr] 339 | | message: String, [INFO] [stderr] 340 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/foreign_network.rs:843:5 [INFO] [stderr] | [INFO] [stderr] 843 | / pub fn new(protocol: String) [INFO] [stderr] 844 | | -> Self { [INFO] [stderr] 845 | | RegisteredProtocol { [INFO] [stderr] 846 | | id: protocol, [INFO] [stderr] 847 | | } [INFO] [stderr] 848 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `id` [INFO] [stderr] --> src/foreign_network.rs:851:5 [INFO] [stderr] | [INFO] [stderr] 851 | pub fn id(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `protocol_id` [INFO] [stderr] --> src/foreign_network.rs:948:5 [INFO] [stderr] | [INFO] [stderr] 948 | protocol_id: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `protocol_id` [INFO] [stderr] --> src/foreign_network.rs:957:5 [INFO] [stderr] | [INFO] [stderr] 957 | pub fn protocol_id(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/network.rs:1392:29 [INFO] [stderr] | [INFO] [stderr] 1392 | foreign_sender.send(msg); [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 `std::result::Result` that must be used [INFO] [stderr] --> src/client.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | / match framed_stdin.poll().expect("Error while polling stdin") { [INFO] [stderr] 96 | | Async::Ready(Some(line)) => { [INFO] [stderr] 97 | | info!("Stdin: {}", line); [INFO] [stderr] 98 | | let result = sender.send(line); [INFO] [stderr] ... | [INFO] [stderr] 105 | | } [INFO] [stderr] 106 | | }; [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5m 51s [INFO] running `"docker" "inspect" "8937570bb37f26e6ba2b7b0802ccabec553953b86b0f01d37c0d4a8d0f4c2321"` [INFO] running `"docker" "rm" "-f" "8937570bb37f26e6ba2b7b0802ccabec553953b86b0f01d37c0d4a8d0f4c2321"` [INFO] [stdout] 8937570bb37f26e6ba2b7b0802ccabec553953b86b0f01d37c0d4a8d0f4c2321 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yeeco/network-sharding-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] c6d879c3b7ca16f6438f5755c78a45bc8d2ec732f22bfdcec171109c83b71f26 [INFO] running `"docker" "start" "-a" "c6d879c3b7ca16f6438f5755c78a45bc8d2ec732f22bfdcec171109c83b71f26"` [INFO] [stderr] Compiling network-sharding-demo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/network.rs:3:21 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::client::{self, Client, ParseMessage, Message}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `FramedRead`, `LinesCodec` [INFO] [stderr] --> src/network.rs:13:35 [INFO] [stderr] | [INFO] [stderr] 13 | use libp2p::tokio_codec::{Framed, FramedRead, LinesCodec}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `Sender`, `TryRecvError`, `self as channel` [INFO] [stderr] --> src/network.rs:34:25 [INFO] [stderr] | [INFO] [stderr] 34 | use crossbeam_channel::{self as channel, Receiver, Sender, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^^^^^^^ ^^^^^^^^ ^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RwLock` [INFO] [stderr] --> src/network.rs:35:26 [INFO] [stderr] | [INFO] [stderr] 35 | use parking_lot::{Mutex, RwLock}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RunCmd` [INFO] [stderr] --> src/bootnodes_router.rs:1:41 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::params::{BootNodesRouterCmd, RunCmd}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `debug`, `trace`, `warn` [INFO] [stderr] --> src/bootnodes_router.rs:5:11 [INFO] [stderr] | [INFO] [stderr] 5 | use log::{debug, info, trace, warn}; [INFO] [stderr] | ^^^^^ ^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/foreign_network.rs:3:21 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::client::{self, Client, ParseMessage, Message}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `FramedRead`, `LinesCodec` [INFO] [stderr] --> src/foreign_network.rs:13:35 [INFO] [stderr] | [INFO] [stderr] 13 | use libp2p::tokio_codec::{Framed, FramedRead, LinesCodec}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RwLock` [INFO] [stderr] --> src/foreign_network.rs:34:26 [INFO] [stderr] | [INFO] [stderr] 34 | use parking_lot::{Mutex, RwLock}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryRecvError` [INFO] [stderr] --> src/client.rs:1:60 [INFO] [stderr] | [INFO] [stderr] 1 | use crossbeam_channel::{self as channel, Receiver, Sender, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cmp`, `time::Duration` [INFO] [stderr] --> src/client.rs:2:19 [INFO] [stderr] | [INFO] [stderr] 2 | use std::{thread, cmp, time::Duration}; [INFO] [stderr] | ^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `stream::Fuse`, `stream` [INFO] [stderr] --> src/client.rs:3:35 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{prelude::*, future, stream, Stream, stream::Fuse}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Framed` [INFO] [stderr] --> src/client.rs:4:27 [INFO] [stderr] | [INFO] [stderr] 4 | use libp2p::tokio_codec::{Framed, FramedRead, LinesCodec}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/network.rs:1400:17 [INFO] [stderr] | [INFO] [stderr] 1400 | Ok(Async::NotReady) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/foreign_network.rs:1467:17 [INFO] [stderr] | [INFO] [stderr] 1467 | Ok(Async::NotReady) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/network.rs:77:23 [INFO] [stderr] | [INFO] [stderr] 77 | for (peer_id, addr) in &bootnodes { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_addr` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/network.rs:841:9 [INFO] [stderr] | [INFO] [stderr] 841 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/network.rs:873:9 [INFO] [stderr] | [INFO] [stderr] 873 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/network.rs:1384:13 [INFO] [stderr] | [INFO] [stderr] 1384 | let thread = thread::Builder::new().name("stdin_channel".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/network.rs:1406:13 [INFO] [stderr] | [INFO] [stderr] 1406 | let thread = thread::Builder::new().name("network".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/bootnodes_router.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | let thread = thread::Builder::new().name("bootnodes_router".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bootnodes_router.rs:100:17 [INFO] [stderr] | [INFO] [stderr] 100 | Err(e) => { continue; } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/foreign_network.rs:76:23 [INFO] [stderr] | [INFO] [stderr] 76 | for (peer_id, addr) in &bootnodes { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_addr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/foreign_network.rs:885:9 [INFO] [stderr] | [INFO] [stderr] 885 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `info` [INFO] [stderr] --> src/foreign_network.rs:917:9 [INFO] [stderr] | [INFO] [stderr] 917 | info: Self::Info, [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_info` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/foreign_network.rs:1454:13 [INFO] [stderr] | [INFO] [stderr] 1454 | let thread = thread::Builder::new().name("foreign_channel".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/foreign_network.rs:1473:13 [INFO] [stderr] | [INFO] [stderr] 1473 | let thread = thread::Builder::new().name("foreign_network".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shard_num` [INFO] [stderr] --> src/foreign_network.rs:1506:13 [INFO] [stderr] | [INFO] [stderr] 1506 | let shard_num = self.cmd.shard_num; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_shard_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shard_num` [INFO] [stderr] --> src/foreign_network.rs:1518:22 [INFO] [stderr] | [INFO] [stderr] 1518 | for (shard_num, shard) in shards { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_shard_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `thread` [INFO] [stderr] --> src/client.rs:92:13 [INFO] [stderr] | [INFO] [stderr] 92 | let thread = thread::Builder::new().name("client".to_string()).spawn(move || { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_thread` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:849:13 [INFO] [stderr] | [INFO] [stderr] 849 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:877:13 [INFO] [stderr] | [INFO] [stderr] 877 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:1363:17 [INFO] [stderr] | [INFO] [stderr] 1363 | let mut behavior = Behavior::new(protocol_version, user_agent, local_public, bootnodes, self.cmd.shard_num); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:200:13 [INFO] [stderr] | [INFO] [stderr] 200 | let mut of_shard = self.peers.entry(shard_num).or_insert(FnvHashMap::default()); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:893:13 [INFO] [stderr] | [INFO] [stderr] 893 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:921:13 [INFO] [stderr] | [INFO] [stderr] 921 | let mut inner: Fuse, UviBytes>>> = framed.fuse(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:1107:25 [INFO] [stderr] | [INFO] [stderr] 1107 | if let Some(mut a) = self.peers.get_mut(shard_num) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/foreign_network.rs:1436:17 [INFO] [stderr] | [INFO] [stderr] 1436 | let mut behavior = Behavior::new(protocol_version, user_agent, local_public, bootnodes, self.cmd.shard_num); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkOpen` [INFO] [stderr] --> src/network.rs:273:5 [INFO] [stderr] | [INFO] [stderr] 273 | / WorkOpen { [INFO] [stderr] 274 | | /// Version of the protocol that has been opened. [INFO] [stderr] 275 | | version: u8, [INFO] [stderr] 276 | | /// Id of the node we have opened a connection with. [INFO] [stderr] ... | [INFO] [stderr] 279 | | endpoint: ConnectedPoint, [INFO] [stderr] 280 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkClosed` [INFO] [stderr] --> src/network.rs:283:5 [INFO] [stderr] | [INFO] [stderr] 283 | / WorkClosed { [INFO] [stderr] 284 | | /// Id of the peer we were connected to. [INFO] [stderr] 285 | | peer_id: PeerId, [INFO] [stderr] 286 | | /// Reason why the substream closed, for debugging purposes. [INFO] [stderr] 287 | | reason: Cow<'static, str>, [INFO] [stderr] 288 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CustomMessage` [INFO] [stderr] --> src/network.rs:291:5 [INFO] [stderr] | [INFO] [stderr] 291 | / CustomMessage { [INFO] [stderr] 292 | | /// Id of the peer the message came from. [INFO] [stderr] 293 | | peer_id: PeerId, [INFO] [stderr] 294 | | /// Message that has been received. [INFO] [stderr] 295 | | message: String, [INFO] [stderr] 296 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/network.rs:799:5 [INFO] [stderr] | [INFO] [stderr] 799 | / pub fn new(protocol: String) [INFO] [stderr] 800 | | -> Self { [INFO] [stderr] 801 | | RegisteredProtocol { [INFO] [stderr] 802 | | id: protocol, [INFO] [stderr] 803 | | } [INFO] [stderr] 804 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `id` [INFO] [stderr] --> src/network.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | pub fn id(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `protocol_id` [INFO] [stderr] --> src/network.rs:904:5 [INFO] [stderr] | [INFO] [stderr] 904 | protocol_id: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `protocol_id` [INFO] [stderr] --> src/network.rs:913:5 [INFO] [stderr] | [INFO] [stderr] 913 | pub fn protocol_id(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkOpen` [INFO] [stderr] --> src/foreign_network.rs:317:5 [INFO] [stderr] | [INFO] [stderr] 317 | / WorkOpen { [INFO] [stderr] 318 | | /// Version of the protocol that has been opened. [INFO] [stderr] 319 | | version: u8, [INFO] [stderr] 320 | | /// Id of the node we have opened a connection with. [INFO] [stderr] ... | [INFO] [stderr] 323 | | endpoint: ConnectedPoint, [INFO] [stderr] 324 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WorkClosed` [INFO] [stderr] --> src/foreign_network.rs:327:5 [INFO] [stderr] | [INFO] [stderr] 327 | / WorkClosed { [INFO] [stderr] 328 | | /// Id of the peer we were connected to. [INFO] [stderr] 329 | | peer_id: PeerId, [INFO] [stderr] 330 | | /// Reason why the substream closed, for debugging purposes. [INFO] [stderr] 331 | | reason: Cow<'static, str>, [INFO] [stderr] 332 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CustomMessage` [INFO] [stderr] --> src/foreign_network.rs:335:5 [INFO] [stderr] | [INFO] [stderr] 335 | / CustomMessage { [INFO] [stderr] 336 | | /// Id of the peer the message came from. [INFO] [stderr] 337 | | peer_id: PeerId, [INFO] [stderr] 338 | | /// Message that has been received. [INFO] [stderr] 339 | | message: String, [INFO] [stderr] 340 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/foreign_network.rs:843:5 [INFO] [stderr] | [INFO] [stderr] 843 | / pub fn new(protocol: String) [INFO] [stderr] 844 | | -> Self { [INFO] [stderr] 845 | | RegisteredProtocol { [INFO] [stderr] 846 | | id: protocol, [INFO] [stderr] 847 | | } [INFO] [stderr] 848 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `id` [INFO] [stderr] --> src/foreign_network.rs:851:5 [INFO] [stderr] | [INFO] [stderr] 851 | pub fn id(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `protocol_id` [INFO] [stderr] --> src/foreign_network.rs:948:5 [INFO] [stderr] | [INFO] [stderr] 948 | protocol_id: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `protocol_id` [INFO] [stderr] --> src/foreign_network.rs:957:5 [INFO] [stderr] | [INFO] [stderr] 957 | pub fn protocol_id(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/network.rs:1392:29 [INFO] [stderr] | [INFO] [stderr] 1392 | foreign_sender.send(msg); [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 `std::result::Result` that must be used [INFO] [stderr] --> src/client.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | / match framed_stdin.poll().expect("Error while polling stdin") { [INFO] [stderr] 96 | | Async::Ready(Some(line)) => { [INFO] [stderr] 97 | | info!("Stdin: {}", line); [INFO] [stderr] 98 | | let result = sender.send(line); [INFO] [stderr] ... | [INFO] [stderr] 105 | | } [INFO] [stderr] 106 | | }; [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `"docker" "inspect" "c6d879c3b7ca16f6438f5755c78a45bc8d2ec732f22bfdcec171109c83b71f26"` [INFO] running `"docker" "rm" "-f" "c6d879c3b7ca16f6438f5755c78a45bc8d2ec732f22bfdcec171109c83b71f26"` [INFO] [stdout] c6d879c3b7ca16f6438f5755c78a45bc8d2ec732f22bfdcec171109c83b71f26 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yeeco/network-sharding-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"` [INFO] [stdout] c05b1044b1cf16078cffa207340b4b2fb05f75aa32a5e107a33317c0ccbd1617 [INFO] running `"docker" "start" "-a" "c05b1044b1cf16078cffa207340b4b2fb05f75aa32a5e107a33317c0ccbd1617"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running /opt/crater/target/debug/deps/network_sharding_demo-34af0a7bc3732fc8 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "c05b1044b1cf16078cffa207340b4b2fb05f75aa32a5e107a33317c0ccbd1617"` [INFO] running `"docker" "rm" "-f" "c05b1044b1cf16078cffa207340b4b2fb05f75aa32a5e107a33317c0ccbd1617"` [INFO] [stdout] c05b1044b1cf16078cffa207340b4b2fb05f75aa32a5e107a33317c0ccbd1617