[INFO] cloning repository https://github.com/DaveSophoServices/RustRelayChat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DaveSophoServices/RustRelayChat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaveSophoServices%2FRustRelayChat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaveSophoServices%2FRustRelayChat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 165e77f2d657d4e607a9d81e007ff7d71fcfd7d2 [INFO] checking DaveSophoServices/RustRelayChat against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaveSophoServices%2FRustRelayChat" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DaveSophoServices/RustRelayChat on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DaveSophoServices/RustRelayChat [INFO] finished tweaking git repo https://github.com/DaveSophoServices/RustRelayChat [INFO] tweaked toml for git repo https://github.com/DaveSophoServices/RustRelayChat written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/DaveSophoServices/RustRelayChat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09f101c9e845135b69a4a0fa85c583e634862ae6f1ee8e78c0583e59aaa86b6a [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" "09f101c9e845135b69a4a0fa85c583e634862ae6f1ee8e78c0583e59aaa86b6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09f101c9e845135b69a4a0fa85c583e634862ae6f1ee8e78c0583e59aaa86b6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09f101c9e845135b69a4a0fa85c583e634862ae6f1ee8e78c0583e59aaa86b6a", kill_on_drop: false }` [INFO] [stdout] 09f101c9e845135b69a4a0fa85c583e634862ae6f1ee8e78c0583e59aaa86b6a [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 064f62cd052bc028860774f69db3bc0ff6b54d4bf76c00714814f38600af978e [INFO] running `Command { std: "docker" "start" "-a" "064f62cd052bc028860774f69db3bc0ff6b54d4bf76c00714814f38600af978e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking rust-relay-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/main.rs:250:6 [INFO] [stdout] | [INFO] [stdout] 250 | let t = spawn(move||{ run(1); *c_done.lock().unwrap() = 1; }); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `msg` is never read [INFO] [stdout] --> src/main.rs:408:6 [INFO] [stdout] | [INFO] [stdout] 408 | let mut msg = ws.read_message().unwrap(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `msg` is never read [INFO] [stdout] --> src/main.rs:409:2 [INFO] [stdout] | [INFO] [stdout] 409 | msg = ws2.read_message().unwrap(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `msg` is never read [INFO] [stdout] --> src/main.rs:410:2 [INFO] [stdout] | [INFO] [stdout] 410 | msg = ws3.read_message().unwrap(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sendrecv` [INFO] [stdout] --> src/server.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn sendrecv() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sendrecv` [INFO] [stdout] --> src/server.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn sendrecv() { [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/main.rs:240:2 [INFO] [stdout] | [INFO] [stdout] 240 | strm.set_read_timeout(Some(Duration::new(1,0))); [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/main.rs:269:6 [INFO] [stdout] | [INFO] [stdout] 269 | ws.write_pending(); [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/main.rs:340:3 [INFO] [stdout] | [INFO] [stdout] 340 | ws.write_pending(); [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/main.rs:366:2 [INFO] [stdout] | [INFO] [stdout] 366 | ws.write_pending(); [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: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.83s [INFO] running `Command { std: "docker" "inspect" "064f62cd052bc028860774f69db3bc0ff6b54d4bf76c00714814f38600af978e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "064f62cd052bc028860774f69db3bc0ff6b54d4bf76c00714814f38600af978e", kill_on_drop: false }` [INFO] [stdout] 064f62cd052bc028860774f69db3bc0ff6b54d4bf76c00714814f38600af978e