[INFO] cloning repository https://github.com/glasses-n-contacts/rust-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glasses-n-contacts/rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglasses-n-contacts%2Frust-chat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglasses-n-contacts%2Frust-chat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0fca64e1c6464c28e216859ca78b24a855bb4621 [INFO] testing glasses-n-contacts/rust-chat against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglasses-n-contacts%2Frust-chat" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/glasses-n-contacts/rust-chat on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/glasses-n-contacts/rust-chat [INFO] finished tweaking git repo https://github.com/glasses-n-contacts/rust-chat [INFO] tweaked toml for git repo https://github.com/glasses-n-contacts/rust-chat written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/glasses-n-contacts/rust-chat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded http-muncher v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 534b2428ea44ff601b2df7ecc0ea8b2b8ad4685ea437814a4dd98124e7f67806 [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" "534b2428ea44ff601b2df7ecc0ea8b2b8ad4685ea437814a4dd98124e7f67806", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "534b2428ea44ff601b2df7ecc0ea8b2b8ad4685ea437814a4dd98124e7f67806", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "534b2428ea44ff601b2df7ecc0ea8b2b8ad4685ea437814a4dd98124e7f67806", kill_on_drop: false }` [INFO] [stdout] 534b2428ea44ff601b2df7ecc0ea8b2b8ad4685ea437814a4dd98124e7f67806 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa3ba3b29ce4e627f6ce80ab577f385b96b1382bdc6e4ca5adbfa7e781c15098 [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" "fa3ba3b29ce4e627f6ce80ab577f385b96b1382bdc6e4ca5adbfa7e781c15098", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling bytes v0.3.0 [INFO] [stderr] Compiling slab v0.1.3 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling sha1 v0.1.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:87:19 [INFO] [stdout] | [INFO] [stdout] 87 | let buf = try!(input.read_u16::()); [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/socket_client/frame.rs:90:19 [INFO] [stdout] | [INFO] [stdout] 90 | let len = try!(Self::read_length(header.payload_length, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:92:24 [INFO] [stdout] | [INFO] [stdout] 92 | let mask = try!(Self::read_mask(input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:97:27 [INFO] [stdout] | [INFO] [stdout] 97 | let mut payload = try!(Self::read_payload(len, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | try!(input.read(&mut buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | try!(input.read(&mut payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | try!(output.write_u16::(hdr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | try!(output.write(&self.payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:180:32 [INFO] [stdout] | [INFO] [stdout] 180 | PAYLOAD_LEN_U16 => try!(output.write_u16::(self.payload.len() as u16)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:181:32 [INFO] [stdout] | [INFO] [stdout] 181 | PAYLOAD_LEN_U64 => try!(output.write_u64::(self.payload.len() as u64)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/socket_server.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | let mut client = self.clients.get_mut(&token).unwrap(); [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: field is never read: `mask` [INFO] [stdout] --> src/socket_client/frame.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | mask: Option<[u8; 4]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `WebSocketFrame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/socket_client/frame.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/socket_server.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | client.socket.shutdown(Shutdown::Both); [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 `Result` that must be used [INFO] [stdout] --> src/socket_server.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | event_loop.deregister(&client.socket); [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 `Result` that must be used [INFO] [stdout] --> src/socket_client/frame.rs:202:13 [INFO] [stdout] | [INFO] [stdout] 202 | body.write(status_code); [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.17s [INFO] running `Command { std: "docker" "inspect" "fa3ba3b29ce4e627f6ce80ab577f385b96b1382bdc6e4ca5adbfa7e781c15098", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa3ba3b29ce4e627f6ce80ab577f385b96b1382bdc6e4ca5adbfa7e781c15098", kill_on_drop: false }` [INFO] [stdout] fa3ba3b29ce4e627f6ce80ab577f385b96b1382bdc6e4ca5adbfa7e781c15098 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5623db75482be33d84855a691af49d03a043ffe1cffcb9fa2689c443bf07218 [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" "e5623db75482be33d84855a691af49d03a043ffe1cffcb9fa2689c443bf07218", kill_on_drop: false }` [INFO] [stderr] Compiling chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:87:19 [INFO] [stdout] | [INFO] [stdout] 87 | let buf = try!(input.read_u16::()); [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/socket_client/frame.rs:90:19 [INFO] [stdout] | [INFO] [stdout] 90 | let len = try!(Self::read_length(header.payload_length, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:92:24 [INFO] [stdout] | [INFO] [stdout] 92 | let mask = try!(Self::read_mask(input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:97:27 [INFO] [stdout] | [INFO] [stdout] 97 | let mut payload = try!(Self::read_payload(len, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | try!(input.read(&mut buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | try!(input.read(&mut payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | try!(output.write_u16::(hdr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | try!(output.write(&self.payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:180:32 [INFO] [stdout] | [INFO] [stdout] 180 | PAYLOAD_LEN_U16 => try!(output.write_u16::(self.payload.len() as u16)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:181:32 [INFO] [stdout] | [INFO] [stdout] 181 | PAYLOAD_LEN_U64 => try!(output.write_u64::(self.payload.len() as u64)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/socket_server.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | let mut client = self.clients.get_mut(&token).unwrap(); [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: field is never read: `mask` [INFO] [stdout] --> src/socket_client/frame.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | mask: Option<[u8; 4]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `WebSocketFrame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/socket_client/frame.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/socket_server.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | client.socket.shutdown(Shutdown::Both); [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 `Result` that must be used [INFO] [stdout] --> src/socket_server.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | event_loop.deregister(&client.socket); [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 `Result` that must be used [INFO] [stdout] --> src/socket_client/frame.rs:202:13 [INFO] [stdout] | [INFO] [stdout] 202 | body.write(status_code); [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:87:19 [INFO] [stdout] | [INFO] [stdout] 87 | let buf = try!(input.read_u16::()); [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/socket_client/frame.rs:90:19 [INFO] [stdout] | [INFO] [stdout] 90 | let len = try!(Self::read_length(header.payload_length, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:92:24 [INFO] [stdout] | [INFO] [stdout] 92 | let mask = try!(Self::read_mask(input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:97:27 [INFO] [stdout] | [INFO] [stdout] 97 | let mut payload = try!(Self::read_payload(len, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | try!(input.read(&mut buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | try!(input.read(&mut payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | try!(output.write_u16::(hdr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | try!(output.write(&self.payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:180:32 [INFO] [stdout] | [INFO] [stdout] 180 | PAYLOAD_LEN_U16 => try!(output.write_u16::(self.payload.len() as u16)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/socket_client/frame.rs:181:32 [INFO] [stdout] | [INFO] [stdout] 181 | PAYLOAD_LEN_U64 => try!(output.write_u64::(self.payload.len() as u64)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/socket_server.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | let mut client = self.clients.get_mut(&token).unwrap(); [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: field is never read: `mask` [INFO] [stdout] --> src/socket_client/frame.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | mask: Option<[u8; 4]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `WebSocketFrame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/socket_client/frame.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/socket_server.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | client.socket.shutdown(Shutdown::Both); [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 `Result` that must be used [INFO] [stdout] --> src/socket_server.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | event_loop.deregister(&client.socket); [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 `Result` that must be used [INFO] [stdout] --> src/socket_client/frame.rs:202:13 [INFO] [stdout] | [INFO] [stdout] 202 | body.write(status_code); [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "e5623db75482be33d84855a691af49d03a043ffe1cffcb9fa2689c443bf07218", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5623db75482be33d84855a691af49d03a043ffe1cffcb9fa2689c443bf07218", kill_on_drop: false }` [INFO] [stdout] e5623db75482be33d84855a691af49d03a043ffe1cffcb9fa2689c443bf07218 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 63eabb0f8ccc157fa49fec21b9b93b8acbb8eec687f7339671ccc709513d20ed [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" "63eabb0f8ccc157fa49fec21b9b93b8acbb8eec687f7339671ccc709513d20ed", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:87:19 [INFO] [stderr] | [INFO] [stderr] 87 | let buf = try!(input.read_u16::()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:90:19 [INFO] [stderr] | [INFO] [stderr] 90 | let len = try!(Self::read_length(header.payload_length, input)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:92:24 [INFO] [stderr] | [INFO] [stderr] 92 | let mask = try!(Self::read_mask(input)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:97:27 [INFO] [stderr] | [INFO] [stderr] 97 | let mut payload = try!(Self::read_payload(len, input)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | try!(input.read(&mut buf)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | try!(input.read(&mut payload)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:176:9 [INFO] [stderr] | [INFO] [stderr] 176 | try!(output.write_u16::(hdr)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | try!(output.write(&self.payload)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:180:32 [INFO] [stderr] | [INFO] [stderr] 180 | PAYLOAD_LEN_U16 => try!(output.write_u16::(self.payload.len() as u16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/socket_client/frame.rs:181:32 [INFO] [stderr] | [INFO] [stderr] 181 | PAYLOAD_LEN_U64 => try!(output.write_u64::(self.payload.len() as u64)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/socket_server.rs:43:25 [INFO] [stderr] | [INFO] [stderr] 43 | let mut client = self.clients.get_mut(&token).unwrap(); [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: field is never read: `mask` [INFO] [stderr] --> src/socket_client/frame.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | mask: Option<[u8; 4]>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `WebSocketFrame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/socket_client/frame.rs:68:10 [INFO] [stderr] | [INFO] [stderr] 68 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/socket_server.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | client.socket.shutdown(Shutdown::Both); [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 `Result` that must be used [INFO] [stderr] --> src/socket_server.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | event_loop.deregister(&client.socket); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/socket_client/frame.rs:202:13 [INFO] [stderr] | [INFO] [stderr] 202 | body.write(status_code); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `chat` (lib) generated 15 warnings [INFO] [stderr] warning: `chat` (lib test) generated 15 warnings (15 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat-8cc45d6dac631700) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat-e50cc3aa346b0409) [INFO] [stdout] [INFO] [stderr] Doc-tests chat [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "63eabb0f8ccc157fa49fec21b9b93b8acbb8eec687f7339671ccc709513d20ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63eabb0f8ccc157fa49fec21b9b93b8acbb8eec687f7339671ccc709513d20ed", kill_on_drop: false }` [INFO] [stdout] 63eabb0f8ccc157fa49fec21b9b93b8acbb8eec687f7339671ccc709513d20ed