[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] 4113ea717e0d3bd38dcb1e9eddd15b46ffa5083e [INFO] checking DaveSophoServices/RustRelayChat against master#2e5723137b2b88368d018b262a0a823a1423131b for pr-78935-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaveSophoServices%2FRustRelayChat" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DaveSophoServices/RustRelayChat on toolchain 2e5723137b2b88368d018b262a0a823a1423131b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "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-3/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "metadata" "--no-deps" "--format-version=1", 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] 75531cf4104d053aeeba91ce72ea95cfefefddc5520c6c897e746af8a9d58ad7 [INFO] running `Command { std: "docker" "start" "-a" "75531cf4104d053aeeba91ce72ea95cfefefddc5520c6c897e746af8a9d58ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75531cf4104d053aeeba91ce72ea95cfefefddc5520c6c897e746af8a9d58ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75531cf4104d053aeeba91ce72ea95cfefefddc5520c6c897e746af8a9d58ad7", kill_on_drop: false }` [INFO] [stdout] 75531cf4104d053aeeba91ce72ea95cfefefddc5520c6c897e746af8a9d58ad7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "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] 10c7d8174c3e58b26183424677edadb6b80d0d0a0877b34ddf16264b0849cea3 [INFO] running `Command { std: "docker" "start" "-a" "10c7d8174c3e58b26183424677edadb6b80d0d0a0877b34ddf16264b0849cea3", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking utf-8 v0.7.5 [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 generic-array v0.14.4 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking serde v1.0.117 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Checking rust-relay-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/config.rs:44:6 [INFO] [stdout] | [INFO] [stdout] 44 | let c = parse_json("{}"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/main.rs:270:6 [INFO] [stdout] | [INFO] [stdout] 270 | 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] [INFO] [stdout] warning: value assigned to `msg` is never read [INFO] [stdout] --> src/main.rs:428:6 [INFO] [stdout] | [INFO] [stdout] 428 | 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:429:2 [INFO] [stdout] | [INFO] [stdout] 429 | 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:430:2 [INFO] [stdout] | [INFO] [stdout] 430 | 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:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | 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:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn sendrecv() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/main.rs:339:24 [INFO] [stdout] | [INFO] [stdout] 339 | panic!("Got key {} that wasn't in the map"); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(panic_fmt)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in a future Rust edition [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 339 | panic!("Got key {} that wasn't in the map", ...); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 339 | panic!("{}", "Got key {} that wasn't in the map"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:260:2 [INFO] [stdout] | [INFO] [stdout] 260 | 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:289:6 [INFO] [stdout] | [INFO] [stdout] 289 | 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:360:3 [INFO] [stdout] | [INFO] [stdout] 360 | 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:386:2 [INFO] [stdout] | [INFO] [stdout] 386 | 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: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `Command { std: "docker" "inspect" "10c7d8174c3e58b26183424677edadb6b80d0d0a0877b34ddf16264b0849cea3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10c7d8174c3e58b26183424677edadb6b80d0d0a0877b34ddf16264b0849cea3", kill_on_drop: false }` [INFO] [stdout] 10c7d8174c3e58b26183424677edadb6b80d0d0a0877b34ddf16264b0849cea3