[INFO] cloning repository https://github.com/GabrielCTroia/dstnd_signaling_server [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GabrielCTroia/dstnd_signaling_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielCTroia%2Fdstnd_signaling_server"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielCTroia%2Fdstnd_signaling_server'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bfb4a899526128c86115bf693e2a907e9cc4b50b [INFO] checking GabrielCTroia/dstnd_signaling_server against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielCTroia%2Fdstnd_signaling_server" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GabrielCTroia/dstnd_signaling_server on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/GabrielCTroia/dstnd_signaling_server [INFO] finished tweaking git repo https://github.com/GabrielCTroia/dstnd_signaling_server [INFO] tweaked toml for git repo https://github.com/GabrielCTroia/dstnd_signaling_server written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/GabrielCTroia/dstnd_signaling_server already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8f5457e1100622790fa24df4faf479181f7f59d9c4ef62961e77e1e3821afb5e [INFO] running `"docker" "start" "-a" "8f5457e1100622790fa24df4faf479181f7f59d9c4ef62961e77e1e3821afb5e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking smallvec v1.3.0 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling rocket_codegen v0.4.4 [INFO] [stderr] Compiling rocket v0.4.4 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking cookie v0.11.2 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking ws v0.9.1 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling pear v0.1.2 [INFO] [stderr] Checking rocket_http v0.4.4 [INFO] [stderr] Checking dstnd-stun-api v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::cell::Cell` [INFO] [stderr] --> src/socket/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::cell::Cell; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/socket/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Result as SerdeResult`, `Value` [INFO] [stderr] --> src/socket/main.rs:19:18 [INFO] [stderr] | [INFO] [stderr] 19 | use serde_json::{Result as SerdeResult, Value}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/socket/main.rs:137:57 [INFO] [stderr] | [INFO] [stderr] 137 | fn on_request(&mut self, req: &Request) -> WSResult<(Response)> { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::Cell` [INFO] [stderr] --> src/socket/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::cell::Cell; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/socket/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Result as SerdeResult`, `Value` [INFO] [stderr] --> src/socket/main.rs:19:18 [INFO] [stderr] | [INFO] [stderr] 19 | use serde_json::{Result as SerdeResult, Value}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/socket/main.rs:137:57 [INFO] [stderr] | [INFO] [stderr] 137 | fn on_request(&mut self, req: &Request) -> WSResult<(Response)> { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/socket/main.rs:279:9 [INFO] [stderr] | [INFO] [stderr] 279 | let mut peers: Arc>> = Arc::new(Mutex::new(HashMap::new())); [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: variant is never constructed: `PeerCall` [INFO] [stderr] --> src/socket/main.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | PeerCall, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:169:9 [INFO] [stderr] | [INFO] [stderr] 169 | self.sender.send(msg_to_me.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:188:9 [INFO] [stderr] | [INFO] [stderr] 188 | self.sender.broadcast(msg_to_all); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | self.sender.broadcast(msg_to_all); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:249:29 [INFO] [stderr] | [INFO] [stderr] 249 | ... peer.sender.send(String::from(msg_with_interchanged_peer.clone())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/socket/main.rs:279:9 [INFO] [stderr] | [INFO] [stderr] 279 | let mut peers: Arc>> = Arc::new(Mutex::new(HashMap::new())); [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: variant is never constructed: `PeerCall` [INFO] [stderr] --> src/socket/main.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | PeerCall, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:169:9 [INFO] [stderr] | [INFO] [stderr] 169 | self.sender.send(msg_to_me.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:188:9 [INFO] [stderr] | [INFO] [stderr] 188 | self.sender.broadcast(msg_to_all); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | self.sender.broadcast(msg_to_all); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/socket/main.rs:249:29 [INFO] [stderr] | [INFO] [stderr] 249 | ... peer.sender.send(String::from(msg_with_interchanged_peer.clone())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 37s [INFO] running `"docker" "inspect" "8f5457e1100622790fa24df4faf479181f7f59d9c4ef62961e77e1e3821afb5e"` [INFO] running `"docker" "rm" "-f" "8f5457e1100622790fa24df4faf479181f7f59d9c4ef62961e77e1e3821afb5e"` [INFO] [stdout] 8f5457e1100622790fa24df4faf479181f7f59d9c4ef62961e77e1e3821afb5e