[INFO] cloning repository https://github.com/richwandell/rust-redis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richwandell/rust-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichwandell%2Frust-redis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichwandell%2Frust-redis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d8e2ef4ff3eb8096c479ef21679a2b457c108fc0 [INFO] checking richwandell/rust-redis against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichwandell%2Frust-redis" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/richwandell/rust-redis on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/richwandell/rust-redis [INFO] finished tweaking git repo https://github.com/richwandell/rust-redis [INFO] tweaked toml for git repo https://github.com/richwandell/rust-redis written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/richwandell/rust-redis already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shell-words v1.0.0 [INFO] [stderr] Downloaded cookie-factory v0.2.4 [INFO] [stderr] Downloaded crossbeam v0.2.12 [INFO] [stderr] Downloaded crc16 v0.3.4 [INFO] [stderr] Downloaded spmc v0.3.0 [INFO] [stderr] Downloaded multiqueue v0.3.2 [INFO] [stderr] Downloaded owning_ref v0.2.4 [INFO] [stderr] Downloaded parking_lot v0.3.8 [INFO] [stderr] Downloaded smallvec v0.3.4 [INFO] [stderr] Downloaded resp v1.0.2 [INFO] [stderr] Downloaded redis-protocol v2.0.0 [INFO] [stderr] Downloaded pretty_env_logger v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 309553e1055caa0747faf6f6e85a438fcc29cbb876029abbf61f8b5b6968d54a [INFO] running `Command { std: "docker" "start" "-a" "309553e1055caa0747faf6f6e85a438fcc29cbb876029abbf61f8b5b6968d54a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "309553e1055caa0747faf6f6e85a438fcc29cbb876029abbf61f8b5b6968d54a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "309553e1055caa0747faf6f6e85a438fcc29cbb876029abbf61f8b5b6968d54a", kill_on_drop: false }` [INFO] [stdout] 309553e1055caa0747faf6f6e85a438fcc29cbb876029abbf61f8b5b6968d54a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f332c5ac9fef5d6089c0db0b705c26be372e7a48bba2518424797f8bcf7a1352 [INFO] running `Command { std: "docker" "start" "-a" "f332c5ac9fef5d6089c0db0b705c26be372e7a48bba2518424797f8bcf7a1352", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling crc16 v0.3.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking owning_ref v0.2.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking cookie-factory v0.2.4 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking smallvec v0.3.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking resp v1.0.2 [INFO] [stderr] Checking redis-protocol-parser v0.1.2 [INFO] [stderr] Checking spmc v0.3.0 [INFO] [stderr] Checking shell-words v1.0.0 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking parking_lot v0.3.8 [INFO] [stderr] Checking encoding_rs_io v0.1.7 [INFO] [stderr] Checking multiqueue v0.3.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking redis-protocol v2.0.0 [INFO] [stderr] Checking redis-clone v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `RError` [INFO] [stdout] --> src/create_commands.rs:3:56 [INFO] [stdout] | [INFO] [stdout] 3 | use redis_protocol_parser::{RedisProtocolParser, RESP, RError}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RError` [INFO] [stdout] --> src/create_commands.rs:3:56 [INFO] [stdout] | [INFO] [stdout] 3 | use redis_protocol_parser::{RedisProtocolParser, RESP, RError}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/command/mod.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/command/mod.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/command/mod.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/command/mod.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/command/mod.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/command/mod.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string` [INFO] [stdout] --> src/create_commands.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let string = str.to_string(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string` [INFO] [stdout] --> src/create_commands.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let string = str.to_string(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/thread_loop.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | tx: Sender, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/thread_loop.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | tx: Sender, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Command` is never constructed [INFO] [stdout] --> src/server.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub(crate) enum Storage { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 13 | Command { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Storage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_commands_new` is never used [INFO] [stdout] --> src/create_commands.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) fn create_commands_new(stream: &TcpStream) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_log_msg` is never used [INFO] [stdout] --> src/thread_loop.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn create_log_msg(addr: SocketAddr, commands: Vec) -> (String, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Command` is never constructed [INFO] [stdout] --> src/server.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub(crate) enum Storage { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 13 | Command { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Storage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_commands_new` is never used [INFO] [stdout] --> src/create_commands.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) fn create_commands_new(stream: &TcpStream) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PX` is never used [INFO] [stdout] --> src/command/command_set.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const PX: &str = "PX"; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EXAT` is never used [INFO] [stdout] --> src/command/command_set.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const EXAT: &str = "EXAT"; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_log_msg` is never used [INFO] [stdout] --> src/thread_loop.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn create_log_msg(addr: SocketAddr, commands: Vec) -> (String, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PX` is never used [INFO] [stdout] --> src/command/command_set.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const PX: &str = "PX"; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PXAT` is never used [INFO] [stdout] --> src/command/command_set.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const PXAT: &str = "PXAT"; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EXAT` is never used [INFO] [stdout] --> src/command/command_set.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const EXAT: &str = "EXAT"; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NX` is never used [INFO] [stdout] --> src/command/command_set.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const NX: &str = "NX"; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PXAT` is never used [INFO] [stdout] --> src/command/command_set.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const PXAT: &str = "PXAT"; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `XX` is never used [INFO] [stdout] --> src/command/command_set.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const XX: &str = "XX"; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NX` is never used [INFO] [stdout] --> src/command/command_set.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const NX: &str = "NX"; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `KEEPTTL` is never used [INFO] [stdout] --> src/command/command_set.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | const KEEPTTL: &str = "KEEPTTL"; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `XX` is never used [INFO] [stdout] --> src/command/command_set.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const XX: &str = "XX"; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GET` is never used [INFO] [stdout] --> src/command/command_set.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const GET: &str = "GET"; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `KEEPTTL` is never used [INFO] [stdout] --> src/command/command_set.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | const KEEPTTL: &str = "KEEPTTL"; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GET` is never used [INFO] [stdout] --> src/command/command_set.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const GET: &str = "GET"; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/command/commands.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub(crate) enum RedisCommand { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 17 | Quit, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | Set, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | Get, [INFO] [stdout] | ^^^ [INFO] [stdout] 20 | Ping, [INFO] [stdout] | ^^^^ [INFO] [stdout] 21 | Command, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 22 | Del, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | Keys, [INFO] [stdout] | ^^^^ [INFO] [stdout] 24 | Mset, [INFO] [stdout] | ^^^^ [INFO] [stdout] 25 | Mget, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | GetDel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 27 | GetSet, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 28 | Monitor, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 29 | SetEx [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RedisCommand` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/command/commands.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub(crate) enum RedisCommand { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 17 | Quit, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | Set, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | Get, [INFO] [stdout] | ^^^ [INFO] [stdout] 20 | Ping, [INFO] [stdout] | ^^^^ [INFO] [stdout] 21 | Command, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 22 | Del, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | Keys, [INFO] [stdout] | ^^^^ [INFO] [stdout] 24 | Mset, [INFO] [stdout] | ^^^^ [INFO] [stdout] 25 | Mget, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | GetDel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 27 | GetSet, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 28 | Monitor, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 29 | SetEx [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RedisCommand` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/thread_loop.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | &stream.write(message.as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = &stream.write(message.as_ref()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/thread_loop.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | &stream.write(message.as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = &stream.write(message.as_ref()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.31s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "f332c5ac9fef5d6089c0db0b705c26be372e7a48bba2518424797f8bcf7a1352", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f332c5ac9fef5d6089c0db0b705c26be372e7a48bba2518424797f8bcf7a1352", kill_on_drop: false }` [INFO] [stdout] f332c5ac9fef5d6089c0db0b705c26be372e7a48bba2518424797f8bcf7a1352