[INFO] fetching crate chain_peer 0.1.1... [INFO] testing chain_peer-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate chain_peer 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate chain_peer 0.1.1 [INFO] finished tweaking crates.io crate chain_peer 0.1.1 [INFO] tweaked toml for crates.io crate chain_peer 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate chain_peer 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding byteorder v0.3.13 (available: v1.5.0) [INFO] [stderr] Adding env_logger v0.3.5 (available: v0.11.8) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.27) [INFO] [stderr] Adding mio v0.6.23 (available: v1.0.4) [INFO] [stderr] Adding slab v0.3.0 (available: v0.4.11) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71f2f0cfd4434cdb1f7a8bd1a471880c16fd9249f332636dca6af2619d227474 [INFO] running `Command { std: "docker" "start" "-a" "71f2f0cfd4434cdb1f7a8bd1a471880c16fd9249f332636dca6af2619d227474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71f2f0cfd4434cdb1f7a8bd1a471880c16fd9249f332636dca6af2619d227474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71f2f0cfd4434cdb1f7a8bd1a471880c16fd9249f332636dca6af2619d227474", kill_on_drop: false }` [INFO] [stdout] 71f2f0cfd4434cdb1f7a8bd1a471880c16fd9249f332636dca6af2619d227474 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd7c46702aa6d4ada55b5e133d0de0be5b9d0380772b1394c2df463696cd1684 [INFO] running `Command { std: "docker" "start" "-a" "dd7c46702aa6d4ada55b5e133d0de0be5b9d0380772b1394c2df463696cd1684", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling slab v0.4.11 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling byteorder v0.3.13 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling chain_peer v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/peer/peer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/peer/peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `channel` [INFO] [stdout] --> src/peer/server.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | try!(self.register(poll)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:60:23 [INFO] [stdout] | [INFO] [stdout] 60 | let cnt = try!(poll.poll(&mut self.events, None)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:270:35 [INFO] [stdout] | [INFO] [stdout] 270 | while let Some(message) = try!(self.find_connection_by_token(token).readable()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Events` [INFO] [stdout] --> src/peer/client.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{Events, Ready, Poll, PollOpt, Token}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mio::unix::UnixReady` [INFO] [stdout] --> src/peer/client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::unix::UnixReady; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/peer/client.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind` and `Error` [INFO] [stdout] --> src/peer/client.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Error, ErrorKind}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/connection.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | let msg_len = match try!(self.read_message_length()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated module `mio::channel`: use mio-extras instead [INFO] [stdout] --> src/peer/server.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `mio::Events::len`: Index access removed in favor of iterator only API. [INFO] [stdout] --> src/peer/server.rs:64:76 [INFO] [stdout] | [INFO] [stdout] 64 | trace!("processing events... cnt={}; len={}", cnt, self.events.len()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `mio::Events::get`: Index access removed in favor of iterator only API. [INFO] [stdout] --> src/peer/server.rs:74:41 [INFO] [stdout] | [INFO] [stdout] 74 | let event = self.events.get(i).expect("Failed to get event"); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w_q_clone` [INFO] [stdout] --> src/peer/peer.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let w_q_clone = w_q.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_w_q_clone` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/peer.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut cache = self.client_r.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/peer.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let mut cache = self.client_w.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `caches` [INFO] [stdout] --> src/peer/server.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | let caches = self.caches.clone(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_caches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:171:17 [INFO] [stdout] | [INFO] [stdout] 171 | let mut w_cache = caches_clone.lock().unwrap().get_mut(&key).unwrap().clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:218:13 [INFO] [stdout] | [INFO] [stdout] 218 | let mut caches = self.caches.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | let mut r_caches = self.r_caches.clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:269:13 [INFO] [stdout] | [INFO] [stdout] 269 | let mut r_caches = self.r_caches.clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/peer/client.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/client.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut cache = self.r_cache.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `shutdown` is never read [INFO] [stdout] --> src/peer/client.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | shutdown: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 96 | let _ = poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:99:17 [INFO] [stdout] | [INFO] [stdout] 99 | poll.poll(&mut events, None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = poll.poll(&mut events, None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | client.readable(&mut poll); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = client.readable(&mut poll); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/server.rs:277:13 [INFO] [stdout] | [INFO] [stdout] 277 | c.send_message(Rc::new(Vec::new())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 277 | let _ = c.send_message(Rc::new(Vec::new())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/client.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/client.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / poll.reregister(&self.sock, self.token, self.interest, [INFO] [stdout] 108 | | PollOpt::edge()); [INFO] [stdout] | |__________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = poll.reregister(&self.sock, self.token, self.interest, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut r_q = Arc::new(Mutex::new(HashMap::new())); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut w_q = Arc::new(Mutex::new(HashMap::new())); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut client_r = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut client_w = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut r_clone = r_q.clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut w_clone = w_q.clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let mut c_r = client_r.clone(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut c_w = client_w.clone(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.62s [INFO] running `Command { std: "docker" "inspect" "dd7c46702aa6d4ada55b5e133d0de0be5b9d0380772b1394c2df463696cd1684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd7c46702aa6d4ada55b5e133d0de0be5b9d0380772b1394c2df463696cd1684", kill_on_drop: false }` [INFO] [stdout] dd7c46702aa6d4ada55b5e133d0de0be5b9d0380772b1394c2df463696cd1684 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 259ed28707a0a262c02b5c4241f268c2cc215adc50930af643f5c41cb28de758 [INFO] running `Command { std: "docker" "start" "-a" "259ed28707a0a262c02b5c4241f268c2cc215adc50930af643f5c41cb28de758", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/peer/peer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/peer/peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `channel` [INFO] [stdout] --> src/peer/server.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | try!(self.register(poll)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:60:23 [INFO] [stdout] | [INFO] [stdout] 60 | let cnt = try!(poll.poll(&mut self.events, None)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:270:35 [INFO] [stdout] | [INFO] [stdout] 270 | while let Some(message) = try!(self.find_connection_by_token(token).readable()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Events` [INFO] [stdout] --> src/peer/client.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{Events, Ready, Poll, PollOpt, Token}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mio::unix::UnixReady` [INFO] [stdout] --> src/peer/client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::unix::UnixReady; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/peer/client.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind` and `Error` [INFO] [stdout] --> src/peer/client.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Error, ErrorKind}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/connection.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | let msg_len = match try!(self.read_message_length()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated module `mio::channel`: use mio-extras instead [INFO] [stdout] --> src/peer/server.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `mio::Events::len`: Index access removed in favor of iterator only API. [INFO] [stdout] --> src/peer/server.rs:64:76 [INFO] [stdout] | [INFO] [stdout] 64 | trace!("processing events... cnt={}; len={}", cnt, self.events.len()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `mio::Events::get`: Index access removed in favor of iterator only API. [INFO] [stdout] --> src/peer/server.rs:74:41 [INFO] [stdout] | [INFO] [stdout] 74 | let event = self.events.get(i).expect("Failed to get event"); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w_q_clone` [INFO] [stdout] --> src/peer/peer.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let w_q_clone = w_q.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_w_q_clone` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/peer.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut cache = self.client_r.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/peer.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let mut cache = self.client_w.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `caches` [INFO] [stdout] --> src/peer/server.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | let caches = self.caches.clone(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_caches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:171:17 [INFO] [stdout] | [INFO] [stdout] 171 | let mut w_cache = caches_clone.lock().unwrap().get_mut(&key).unwrap().clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:218:13 [INFO] [stdout] | [INFO] [stdout] 218 | let mut caches = self.caches.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | let mut r_caches = self.r_caches.clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:269:13 [INFO] [stdout] | [INFO] [stdout] 269 | let mut r_caches = self.r_caches.clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/peer/client.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/client.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut cache = self.r_cache.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chain_peer v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `shutdown` is never read [INFO] [stdout] --> src/peer/client.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | shutdown: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 96 | let _ = poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:99:17 [INFO] [stdout] | [INFO] [stdout] 99 | poll.poll(&mut events, None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = poll.poll(&mut events, None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | client.readable(&mut poll); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = client.readable(&mut poll); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/server.rs:277:13 [INFO] [stdout] | [INFO] [stdout] 277 | c.send_message(Rc::new(Vec::new())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 277 | let _ = c.send_message(Rc::new(Vec::new())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/client.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/client.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / poll.reregister(&self.sock, self.token, self.interest, [INFO] [stdout] 108 | | PollOpt::edge()); [INFO] [stdout] | |__________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = poll.reregister(&self.sock, self.token, self.interest, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut r_q = Arc::new(Mutex::new(HashMap::new())); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut w_q = Arc::new(Mutex::new(HashMap::new())); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut client_r = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut client_w = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut r_clone = r_q.clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut w_clone = w_q.clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let mut c_r = client_r.clone(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut c_w = client_w.clone(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/peer/peer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/peer/peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `channel` [INFO] [stdout] --> src/peer/server.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | try!(self.register(poll)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:60:23 [INFO] [stdout] | [INFO] [stdout] 60 | let cnt = try!(poll.poll(&mut self.events, None)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/server.rs:270:35 [INFO] [stdout] | [INFO] [stdout] 270 | while let Some(message) = try!(self.find_connection_by_token(token).readable()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Events` [INFO] [stdout] --> src/peer/client.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{Events, Ready, Poll, PollOpt, Token}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mio::unix::UnixReady` [INFO] [stdout] --> src/peer/client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::unix::UnixReady; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/peer/client.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind` and `Error` [INFO] [stdout] --> src/peer/client.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Error, ErrorKind}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/peer/connection.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | let msg_len = match try!(self.read_message_length()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated module `mio::channel`: use mio-extras instead [INFO] [stdout] --> src/peer/server.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `mio::Events::len`: Index access removed in favor of iterator only API. [INFO] [stdout] --> src/peer/server.rs:64:76 [INFO] [stdout] | [INFO] [stdout] 64 | trace!("processing events... cnt={}; len={}", cnt, self.events.len()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `mio::Events::get`: Index access removed in favor of iterator only API. [INFO] [stdout] --> src/peer/server.rs:74:41 [INFO] [stdout] | [INFO] [stdout] 74 | let event = self.events.get(i).expect("Failed to get event"); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w_q_clone` [INFO] [stdout] --> src/peer/peer.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let w_q_clone = w_q.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_w_q_clone` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/peer.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut cache = self.client_r.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/peer.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let mut cache = self.client_w.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `caches` [INFO] [stdout] --> src/peer/server.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | let caches = self.caches.clone(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_caches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:171:17 [INFO] [stdout] | [INFO] [stdout] 171 | let mut w_cache = caches_clone.lock().unwrap().get_mut(&key).unwrap().clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:218:13 [INFO] [stdout] | [INFO] [stdout] 218 | let mut caches = self.caches.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | let mut r_caches = self.r_caches.clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/server.rs:269:13 [INFO] [stdout] | [INFO] [stdout] 269 | let mut r_caches = self.r_caches.clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/peer/client.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peer/client.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut cache = self.r_cache.clone(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `shutdown` is never read [INFO] [stdout] --> src/peer/client.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | shutdown: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 96 | let _ = poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:99:17 [INFO] [stdout] | [INFO] [stdout] 99 | poll.poll(&mut events, None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = poll.poll(&mut events, None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/peer.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | client.readable(&mut poll); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = client.readable(&mut poll); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/server.rs:277:13 [INFO] [stdout] | [INFO] [stdout] 277 | c.send_message(Rc::new(Vec::new())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 277 | let _ = c.send_message(Rc::new(Vec::new())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/client.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer/client.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / poll.reregister(&self.sock, self.token, self.interest, [INFO] [stdout] 108 | | PollOpt::edge()); [INFO] [stdout] | |__________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = poll.reregister(&self.sock, self.token, self.interest, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "259ed28707a0a262c02b5c4241f268c2cc215adc50930af643f5c41cb28de758", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "259ed28707a0a262c02b5c4241f268c2cc215adc50930af643f5c41cb28de758", kill_on_drop: false }` [INFO] [stdout] 259ed28707a0a262c02b5c4241f268c2cc215adc50930af643f5c41cb28de758 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 16135270dcac90bd26c3db020b05502814acdffd8c370dc7e81846db9bf65b79 [INFO] running `Command { std: "docker" "start" "-a" "16135270dcac90bd26c3db020b05502814acdffd8c370dc7e81846db9bf65b79", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unused import: `std::thread::sleep` [INFO] [stderr] --> src/peer/peer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::thread::sleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/peer/peer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `channel` [INFO] [stderr] --> src/peer/server.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/peer/server.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | try!(self.register(poll)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/peer/server.rs:60:23 [INFO] [stderr] | [INFO] [stderr] 60 | let cnt = try!(poll.poll(&mut self.events, None)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/peer/server.rs:270:35 [INFO] [stderr] | [INFO] [stderr] 270 | while let Some(message) = try!(self.find_connection_by_token(token).readable()) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Events` [INFO] [stderr] --> src/peer/client.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use mio::{Events, Ready, Poll, PollOpt, Token}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `mio::unix::UnixReady` [INFO] [stderr] --> src/peer/client.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use mio::unix::UnixReady; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/peer/client.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ErrorKind` and `Error` [INFO] [stderr] --> src/peer/client.rs:8:15 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{Error, ErrorKind}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/peer/connection.rs:65:29 [INFO] [stderr] | [INFO] [stderr] 65 | let msg_len = match try!(self.read_message_length()) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated module `mio::channel`: use mio-extras instead [INFO] [stderr] --> src/peer/server.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use mio::{channel, Events, Poll, PollOpt, Ready, Token}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `mio::Events::len`: Index access removed in favor of iterator only API. [INFO] [stderr] --> src/peer/server.rs:64:76 [INFO] [stderr] | [INFO] [stderr] 64 | trace!("processing events... cnt={}; len={}", cnt, self.events.len()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `mio::Events::get`: Index access removed in favor of iterator only API. [INFO] [stderr] --> src/peer/server.rs:74:41 [INFO] [stderr] | [INFO] [stderr] 74 | let event = self.events.get(i).expect("Failed to get event"); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w_q_clone` [INFO] [stderr] --> src/peer/peer.rs:47:17 [INFO] [stderr] | [INFO] [stderr] 47 | let w_q_clone = w_q.clone(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_w_q_clone` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/peer/peer.rs:117:13 [INFO] [stderr] | [INFO] [stderr] 117 | let mut cache = self.client_r.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/peer/peer.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | let mut cache = self.client_w.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `caches` [INFO] [stderr] --> src/peer/server.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | let caches = self.caches.clone(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_caches` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/peer/server.rs:171:17 [INFO] [stderr] | [INFO] [stderr] 171 | let mut w_cache = caches_clone.lock().unwrap().get_mut(&key).unwrap().clone(); [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/peer/server.rs:218:13 [INFO] [stderr] | [INFO] [stderr] 218 | let mut caches = self.caches.clone(); [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/peer/server.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | let mut r_caches = self.r_caches.clone(); [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/peer/server.rs:269:13 [INFO] [stderr] | [INFO] [stderr] 269 | let mut r_caches = self.r_caches.clone(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/peer/client.rs:54:17 [INFO] [stderr] | [INFO] [stderr] 54 | Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/peer/client.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut cache = self.r_cache.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field `shutdown` is never read [INFO] [stderr] --> src/peer/client.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub struct Client { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 17 | shutdown: bool, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/peer/peer.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 96 | let _ = poll.register(&stream, Token(100_000_001), Ready::writable(), PollOpt::edge()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/peer/peer.rs:99:17 [INFO] [stderr] | [INFO] [stderr] 99 | poll.poll(&mut events, None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 99 | let _ = poll.poll(&mut events, None); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/peer/peer.rs:105:25 [INFO] [stderr] | [INFO] [stderr] 105 | client.readable(&mut poll); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 105 | let _ = client.readable(&mut poll); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/peer/server.rs:277:13 [INFO] [stderr] | [INFO] [stderr] 277 | c.send_message(Rc::new(Vec::new())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 277 | let _ = c.send_message(Rc::new(Vec::new())); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/peer/client.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 60 | let _ = poll.reregister(&self.sock, self.token, Ready::writable(), PollOpt::edge()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/peer/client.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | / poll.reregister(&self.sock, self.token, self.interest, [INFO] [stderr] 108 | | PollOpt::edge()); [INFO] [stderr] | |__________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 107 | let _ = poll.reregister(&self.sock, self.token, self.interest, [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `chain_peer` (lib) generated 31 warnings (run `cargo fix --lib -p chain_peer` to apply 14 suggestions) [INFO] [stderr] warning: `chain_peer` (lib test) generated 31 warnings (31 duplicates) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let mut r_q = Arc::new(Mutex::new(HashMap::new())); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut w_q = Arc::new(Mutex::new(HashMap::new())); [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/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut client_r = Arc::new(Mutex::new(Vec::new())); [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/main.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let mut client_w = Arc::new(Mutex::new(Vec::new())); [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/main.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let mut r_clone = r_q.clone(); [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/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let mut w_clone = w_q.clone(); [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/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let mut c_r = client_r.clone(); [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/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut c_w = client_w.clone(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `chain_peer` (bin "chain_peer" test) generated 8 warnings (run `cargo fix --bin "chain_peer" --tests` to apply 8 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chain_peer-0078e32509fdfd9f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chain_peer-169762847f9927f1) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Doc-tests chain_peer [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "16135270dcac90bd26c3db020b05502814acdffd8c370dc7e81846db9bf65b79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16135270dcac90bd26c3db020b05502814acdffd8c370dc7e81846db9bf65b79", kill_on_drop: false }` [INFO] [stdout] 16135270dcac90bd26c3db020b05502814acdffd8c370dc7e81846db9bf65b79