[INFO] cloning repository https://github.com/GabrielCTroia/dstnd_signaling_server [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielCTroia%2Fdstnd_signaling_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bfb4a899526128c86115bf693e2a907e9cc4b50b [INFO] checking GabrielCTroia/dstnd_signaling_server against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielCTroia%2Fdstnd_signaling_server" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GabrielCTroia/dstnd_signaling_server on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-8/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09a9d566589003b22bc9fb5d2161784adf65485ca8824b5355fea2d057d0abd6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "09a9d566589003b22bc9fb5d2161784adf65485ca8824b5355fea2d057d0abd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09a9d566589003b22bc9fb5d2161784adf65485ca8824b5355fea2d057d0abd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09a9d566589003b22bc9fb5d2161784adf65485ca8824b5355fea2d057d0abd6", kill_on_drop: false }` [INFO] [stdout] 09a9d566589003b22bc9fb5d2161784adf65485ca8824b5355fea2d057d0abd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1764d53eb7c28dfb8f20b66526b3550a9cc65cba894bfbe247151d1763cf87ba [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1764d53eb7c28dfb8f20b66526b3550a9cc65cba894bfbe247151d1763cf87ba", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking smallvec v1.3.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling rocket_codegen v0.4.4 [INFO] [stderr] Compiling rocket v0.4.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking ws v0.9.1 [INFO] [stderr] Compiling cookie v0.11.2 [INFO] [stderr] Compiling serde_derive v1.0.106 [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 serde v1.0.106 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking dstnd-stun-api v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cell::Cell` [INFO] [stdout] --> src/socket/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::cell::Cell; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/socket/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Result as SerdeResult`, `Value` [INFO] [stdout] --> src/socket/main.rs:19:18 [INFO] [stdout] | [INFO] [stdout] 19 | use serde_json::{Result as SerdeResult, Value}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/socket/main.rs:137:57 [INFO] [stdout] | [INFO] [stdout] 137 | fn on_request(&mut self, req: &Request) -> WSResult<(Response)> { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::Cell` [INFO] [stdout] --> src/socket/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::cell::Cell; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/socket/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Result as SerdeResult`, `Value` [INFO] [stdout] --> src/socket/main.rs:19:18 [INFO] [stdout] | [INFO] [stdout] 19 | use serde_json::{Result as SerdeResult, Value}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/socket/main.rs:137:57 [INFO] [stdout] | [INFO] [stdout] 137 | fn on_request(&mut self, req: &Request) -> WSResult<(Response)> { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/socket/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut peers: Arc>> = Arc::new(Mutex::new(HashMap::new())); [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: variant is never constructed: `PeerCall` [INFO] [stdout] --> src/socket/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | PeerCall, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | self.sender.send(msg_to_me.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:188:9 [INFO] [stdout] | [INFO] [stdout] 188 | self.sender.broadcast(msg_to_all); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | self.sender.broadcast(msg_to_all); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:249:29 [INFO] [stdout] | [INFO] [stdout] 249 | ... peer.sender.send(String::from(msg_with_interchanged_peer.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/socket/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut peers: Arc>> = Arc::new(Mutex::new(HashMap::new())); [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: variant is never constructed: `PeerCall` [INFO] [stdout] --> src/socket/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | PeerCall, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | self.sender.send(msg_to_me.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:188:9 [INFO] [stdout] | [INFO] [stdout] 188 | self.sender.broadcast(msg_to_all); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | self.sender.broadcast(msg_to_all); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/socket/main.rs:249:29 [INFO] [stdout] | [INFO] [stdout] 249 | ... peer.sender.send(String::from(msg_with_interchanged_peer.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 34s [INFO] running `Command { std: "docker" "inspect" "1764d53eb7c28dfb8f20b66526b3550a9cc65cba894bfbe247151d1763cf87ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1764d53eb7c28dfb8f20b66526b3550a9cc65cba894bfbe247151d1763cf87ba", kill_on_drop: false }` [INFO] [stdout] 1764d53eb7c28dfb8f20b66526b3550a9cc65cba894bfbe247151d1763cf87ba