[INFO] fetching crate gadu 0.1.3... [INFO] testing gadu-0.1.3 against 1.90.0 for beta-1.91-3 [INFO] extracting crate gadu 0.1.3 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate gadu 0.1.3 [INFO] finished tweaking crates.io crate gadu 0.1.3 [INFO] tweaked toml for crates.io crate gadu 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate gadu 0.1.3 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 91 packages to latest compatible versions [INFO] [stderr] Adding crossbeam v0.7.3 (available: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (available: v0.5.15) [INFO] [stderr] Adding hashbrown v0.1.8 (available: v0.16.0) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.28) [INFO] [stderr] Adding mio v0.6.23 (available: v1.0.4) [INFO] [stderr] Adding parking_lot v0.7.1 (available: v0.12.4) [INFO] [stderr] Adding url v1.7.2 (available: v2.5.7) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded hashbrown v0.1.8 [INFO] [stderr] Downloaded crossbeam-channel v0.4.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1dd2ebf2cb7c3f5caabba4586b286df9b40e8e6c0667f2a0e78991f0798e0ab [INFO] running `Command { std: "docker" "start" "-a" "b1dd2ebf2cb7c3f5caabba4586b286df9b40e8e6c0667f2a0e78991f0798e0ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1dd2ebf2cb7c3f5caabba4586b286df9b40e8e6c0667f2a0e78991f0798e0ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1dd2ebf2cb7c3f5caabba4586b286df9b40e8e6c0667f2a0e78991f0798e0ab", kill_on_drop: false }` [INFO] [stdout] b1dd2ebf2cb7c3f5caabba4586b286df9b40e8e6c0667f2a0e78991f0798e0ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 120e2be19ebff7e2c7800e8489aead166ee37d67b3ad89deb4bbfa01360d61b6 [INFO] running `Command { std: "docker" "start" "-a" "120e2be19ebff7e2c7800e8489aead166ee37d67b3ad89deb4bbfa01360d61b6", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling tinyvec v1.10.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling unicode-bidi v0.3.18 [INFO] [stderr] Compiling matches v0.1.10 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling unicode-normalization v0.1.24 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling gadu v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/conn.rs:378:53 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 378 - pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stdout] 378 + pub fn write(&mut self, buf: &[u8]) -> IoResult { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `return` value [INFO] [stdout] --> src/events.rs:83:20 [INFO] [stdout] | [INFO] [stdout] 83 | return { Err(e.to_string()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 83 - return { Err(e.to_string()) }; [INFO] [stdout] 83 + return Err(e.to_string()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network_server.rs:68:50 [INFO] [stdout] | [INFO] [stdout] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read_buffer` [INFO] [stdout] --> src/events.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | let mut read_buffer = [0; 32768]; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_handler` [INFO] [stdout] --> src/events.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | event_handler: &T, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:213:13 [INFO] [stdout] | [INFO] [stdout] 213 | let mut read_buffer = [0; 32768]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:233:33 [INFO] [stdout] | [INFO] [stdout] 233 | if let Some(mut conn) = streams.get_mut(&msg.id) { [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/events.rs:426:41 [INFO] [stdout] | [INFO] [stdout] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [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/events.rs:450:42 [INFO] [stdout] | [INFO] [stdout] 450 | fn handle_event2(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &Arc) -> bool [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `close_connection` and `handle_event` are never used [INFO] [stdout] --> src/events.rs:404:8 [INFO] [stdout] | [INFO] [stdout] 79 | impl ConnEventHandler { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 404 | fn close_connection(&self, id: usize, mut conn: &mut Conn, event_handler: &T) -> bool [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.49s [INFO] running `Command { std: "docker" "inspect" "120e2be19ebff7e2c7800e8489aead166ee37d67b3ad89deb4bbfa01360d61b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "120e2be19ebff7e2c7800e8489aead166ee37d67b3ad89deb4bbfa01360d61b6", kill_on_drop: false }` [INFO] [stdout] 120e2be19ebff7e2c7800e8489aead166ee37d67b3ad89deb4bbfa01360d61b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcfeffc7c681e30641e66130ee11e332cbad3009a85f0b848e4358d2a9b1981b [INFO] running `Command { std: "docker" "start" "-a" "fcfeffc7c681e30641e66130ee11e332cbad3009a85f0b848e4358d2a9b1981b", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/conn.rs:378:53 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 378 - pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stdout] 378 + pub fn write(&mut self, buf: &[u8]) -> IoResult { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `return` value [INFO] [stdout] --> src/events.rs:83:20 [INFO] [stdout] | [INFO] [stdout] 83 | return { Err(e.to_string()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 83 - return { Err(e.to_string()) }; [INFO] [stdout] 83 + return Err(e.to_string()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network_server.rs:68:50 [INFO] [stdout] | [INFO] [stdout] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read_buffer` [INFO] [stdout] --> src/events.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | let mut read_buffer = [0; 32768]; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_handler` [INFO] [stdout] --> src/events.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | event_handler: &T, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:213:13 [INFO] [stdout] | [INFO] [stdout] 213 | let mut read_buffer = [0; 32768]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:233:33 [INFO] [stdout] | [INFO] [stdout] 233 | if let Some(mut conn) = streams.get_mut(&msg.id) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling gadu v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:426:41 [INFO] [stdout] | [INFO] [stdout] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [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/events.rs:450:42 [INFO] [stdout] | [INFO] [stdout] 450 | fn handle_event2(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &Arc) -> bool [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `close_connection` and `handle_event` are never used [INFO] [stdout] --> src/events.rs:404:8 [INFO] [stdout] | [INFO] [stdout] 79 | impl ConnEventHandler { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 404 | fn close_connection(&self, id: usize, mut conn: &mut Conn, event_handler: &T) -> bool [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/conn.rs:378:53 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 378 - pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stdout] 378 + pub fn write(&mut self, buf: &[u8]) -> IoResult { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `return` value [INFO] [stdout] --> src/events.rs:83:20 [INFO] [stdout] | [INFO] [stdout] 83 | return { Err(e.to_string()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 83 - return { Err(e.to_string()) }; [INFO] [stdout] 83 + return Err(e.to_string()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::conn::Conn` [INFO] [stdout] --> src/lib.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | use crate::conn::Conn; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::server::Server` [INFO] [stdout] --> src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | use crate::server::Server; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network_server.rs:68:50 [INFO] [stdout] | [INFO] [stdout] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read_buffer` [INFO] [stdout] --> src/events.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | let mut read_buffer = [0; 32768]; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_handler` [INFO] [stdout] --> src/events.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | event_handler: &T, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:213:13 [INFO] [stdout] | [INFO] [stdout] 213 | let mut read_buffer = [0; 32768]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/events.rs:233:33 [INFO] [stdout] | [INFO] [stdout] 233 | if let Some(mut conn) = streams.get_mut(&msg.id) { [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/events.rs:426:41 [INFO] [stdout] | [INFO] [stdout] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [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/events.rs:450:42 [INFO] [stdout] | [INFO] [stdout] 450 | fn handle_event2(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &Arc) -> bool [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `close_connection` and `handle_event` are never used [INFO] [stdout] --> src/events.rs:404:8 [INFO] [stdout] | [INFO] [stdout] 79 | impl ConnEventHandler { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 404 | fn close_connection(&self, id: usize, mut conn: &mut Conn, event_handler: &T) -> bool [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "fcfeffc7c681e30641e66130ee11e332cbad3009a85f0b848e4358d2a9b1981b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcfeffc7c681e30641e66130ee11e332cbad3009a85f0b848e4358d2a9b1981b", kill_on_drop: false }` [INFO] [stdout] fcfeffc7c681e30641e66130ee11e332cbad3009a85f0b848e4358d2a9b1981b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 43b61f80d18762a9f1013e6eaab0c44032a230f23df3c3a7fc4a339a57dbbd7c [INFO] running `Command { std: "docker" "start" "-a" "43b61f80d18762a9f1013e6eaab0c44032a230f23df3c3a7fc4a339a57dbbd7c", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/conn.rs:378:53 [INFO] [stderr] | [INFO] [stderr] 378 | pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 378 - pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stderr] 378 + pub fn write(&mut self, buf: &[u8]) -> IoResult { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `return` value [INFO] [stderr] --> src/events.rs:83:20 [INFO] [stderr] | [INFO] [stderr] 83 | return { Err(e.to_string()) }; [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 83 - return { Err(e.to_string()) }; [INFO] [stderr] 83 + return Err(e.to_string()); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/network_server.rs:68:50 [INFO] [stderr] | [INFO] [stderr] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 68 | fn server_loop(&self, net_event_handler: Arc) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `read_buffer` [INFO] [stderr] --> src/events.rs:213:17 [INFO] [stderr] | [INFO] [stderr] 213 | let mut read_buffer = [0; 32768]; [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_buffer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_handler` [INFO] [stderr] --> src/events.rs:204:9 [INFO] [stderr] | [INFO] [stderr] 204 | event_handler: &T, [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_handler` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/events.rs:213:13 [INFO] [stderr] | [INFO] [stderr] 213 | let mut read_buffer = [0; 32768]; [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/events.rs:233:33 [INFO] [stderr] | [INFO] [stderr] 233 | if let Some(mut conn) = streams.get_mut(&msg.id) { [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/events.rs:426:41 [INFO] [stderr] | [INFO] [stderr] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [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/events.rs:450:42 [INFO] [stderr] | [INFO] [stderr] 450 | fn handle_event2(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &Arc) -> bool [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: methods `close_connection` and `handle_event` are never used [INFO] [stderr] --> src/events.rs:404:8 [INFO] [stderr] | [INFO] [stderr] 79 | impl ConnEventHandler { [INFO] [stderr] | --------------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 404 | fn close_connection(&self, id: usize, mut conn: &mut Conn, event_handler: &T) -> bool [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 426 | fn handle_event(&self, id:usize, mut conn: &mut Conn, mut read_buffer: &mut [u8], event_handler: &T) -> bool [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/lib.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::conn::Conn` [INFO] [stderr] --> src/lib.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | use crate::conn::Conn; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::server::Server` [INFO] [stderr] --> src/lib.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | use crate::server::Server; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/lib.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `gadu` (lib) generated 10 warnings (run `cargo fix --lib -p gadu` to apply 7 suggestions) [INFO] [stderr] warning: `gadu` (lib test) generated 14 warnings (10 duplicates) (run `cargo fix --lib -p gadu --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gadu-7145984476a1ad98) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests gadu [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/conn.rs:378:53 [INFO] [stderr] | [INFO] [stderr] 378 | pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 378 - pub fn write(&mut self, buf: &[u8]) -> IoResult<(usize)> { [INFO] [stderr] 378 + pub fn write(&mut self, buf: &[u8]) -> IoResult { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `return` value [INFO] [stderr] --> src/events.rs:83:20 [INFO] [stderr] | [INFO] [stderr] 83 | return { Err(e.to_string()) }; [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 83 - return { Err(e.to_string()) }; [INFO] [stderr] 83 + return Err(e.to_string()); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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" "43b61f80d18762a9f1013e6eaab0c44032a230f23df3c3a7fc4a339a57dbbd7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43b61f80d18762a9f1013e6eaab0c44032a230f23df3c3a7fc4a339a57dbbd7c", kill_on_drop: false }` [INFO] [stdout] 43b61f80d18762a9f1013e6eaab0c44032a230f23df3c3a7fc4a339a57dbbd7c