[INFO] cloning repository https://github.com/sebglazebrook/udp-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sebglazebrook/udp-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebglazebrook%2Fudp-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebglazebrook%2Fudp-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 77705f72eee63562a186a99acf53acc60ee7d82e [INFO] checking sebglazebrook/udp-server against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebglazebrook%2Fudp-server" "/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/sebglazebrook/udp-server on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sebglazebrook/udp-server [INFO] finished tweaking git repo https://github.com/sebglazebrook/udp-server [INFO] tweaked toml for git repo https://github.com/sebglazebrook/udp-server written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/sebglazebrook/udp-server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.1.0 [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e82d82d32e1cce77a73505401daaf5bbba722a65ac3944d2abf68e8704c52e3a [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" "e82d82d32e1cce77a73505401daaf5bbba722a65ac3944d2abf68e8704c52e3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e82d82d32e1cce77a73505401daaf5bbba722a65ac3944d2abf68e8704c52e3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e82d82d32e1cce77a73505401daaf5bbba722a65ac3944d2abf68e8704c52e3a", kill_on_drop: false }` [INFO] [stdout] e82d82d32e1cce77a73505401daaf5bbba722a65ac3944d2abf68e8704c52e3a [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc21ad3195d763211517ed2c61cd4ba9edf1d0200161ff04d905ea13dac7dd98 [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" "fc21ad3195d763211517ed2c61cd4ba9edf1d0200161ff04d905ea13dac7dd98", kill_on_drop: false }` [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking ctrlc v3.1.0 [INFO] [stderr] Checking udp-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:39:26 [INFO] [stdout] | [INFO] [stdout] 39 | let mut socket = try!(UdpSocket::bind("0.0.0.0:34254")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | let (amt, src) = try!(socket.recv_from(&mut buf)); // TODO this is block and means ctrl-c doesn't work [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | try!(socket.send_to(buf, &src)); // TODO return some type of response code maybe?? [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:39:26 [INFO] [stdout] | [INFO] [stdout] 39 | let mut socket = try!(UdpSocket::bind("0.0.0.0:34254")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | let (amt, src) = try!(socket.recv_from(&mut buf)); // TODO this is block and means ctrl-c doesn't work [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | try!(socket.send_to(buf, &src)); // TODO return some type of response code maybe?? [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | let mut socket = try!(UdpSocket::bind("0.0.0.0:34254")); [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/main.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | let mut socket = try!(UdpSocket::bind("0.0.0.0:34254")); [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: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | self.start_listening(); [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:31:3 [INFO] [stdout] | [INFO] [stdout] 31 | ctrlc::set_handler(move || { [INFO] [stdout] | _________^ [INFO] [stdout] 32 | | running.store(false, Ordering::SeqCst); [INFO] [stdout] 33 | | }); [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:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | self.start_listening(); [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:31:3 [INFO] [stdout] | [INFO] [stdout] 31 | ctrlc::set_handler(move || { [INFO] [stdout] | _________^ [INFO] [stdout] 32 | | running.store(false, Ordering::SeqCst); [INFO] [stdout] 33 | | }); [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.81s [INFO] running `Command { std: "docker" "inspect" "fc21ad3195d763211517ed2c61cd4ba9edf1d0200161ff04d905ea13dac7dd98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc21ad3195d763211517ed2c61cd4ba9edf1d0200161ff04d905ea13dac7dd98", kill_on_drop: false }` [INFO] [stdout] fc21ad3195d763211517ed2c61cd4ba9edf1d0200161ff04d905ea13dac7dd98