[INFO] cloning repository https://github.com/spirali/rsds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spirali/rsds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspirali%2Frsds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspirali%2Frsds'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e53891b621e1fface5b3f521cb3bcfefd9a5796c [INFO] building spirali/rsds against master#d59f06fc64844ec2073e5e888f7470989ef25ff9 for pr-119440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspirali%2Frsds" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/spirali/rsds on toolchain d59f06fc64844ec2073e5e888f7470989ef25ff9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/spirali/rsds [INFO] finished tweaking git repo https://github.com/spirali/rsds [INFO] tweaked toml for git repo https://github.com/spirali/rsds written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/spirali/rsds 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" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rmpv v0.4.4 [INFO] [stderr] Downloaded thiserror v1.0.14 [INFO] [stderr] Downloaded thiserror-impl v1.0.14 [INFO] [stderr] Downloaded serde-tuple-vec-map v1.0.0 [INFO] [stderr] Downloaded tracing-subscriber v0.2.3 [INFO] [stderr] Downloaded tokio v0.2.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15bfd188b38245bb843a80c9d7c1095d3b820cea73d540e5dcabaf75f9254d3c [INFO] running `Command { std: "docker" "start" "-a" "15bfd188b38245bb843a80c9d7c1095d3b820cea73d540e5dcabaf75f9254d3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15bfd188b38245bb843a80c9d7c1095d3b820cea73d540e5dcabaf75f9254d3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15bfd188b38245bb843a80c9d7c1095d3b820cea73d540e5dcabaf75f9254d3c", kill_on_drop: false }` [INFO] [stdout] 15bfd188b38245bb843a80c9d7c1095d3b820cea73d540e5dcabaf75f9254d3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 426aa2fbf901cd9ba638d8a7537562f7174fbe4b1b6910f6e8fc609b17ca770d [INFO] running `Command { std: "docker" "start" "-a" "426aa2fbf901cd9ba638d8a7537562f7174fbe4b1b6910f6e8fc609b17ca770d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling tracing-core v0.1.10 [INFO] [stderr] Compiling fs_extra v1.1.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Compiling arc-swap v0.4.5 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling tracing-log v0.1.1 [INFO] [stderr] Compiling sharded-slab v0.0.8 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling jemalloc-sys v0.3.2 [INFO] [stderr] Compiling rmp v0.8.9 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling gethostname v0.2.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling const-random-macro v0.1.8 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling const-random v0.1.8 [INFO] [stderr] Compiling ahash v0.2.18 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling ctrlc v3.1.4 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling thiserror-impl v1.0.14 [INFO] [stderr] Compiling tracing-attributes v0.1.7 [INFO] [stderr] Compiling tokio v0.2.16 [INFO] [stderr] Compiling structopt-derive v0.4.5 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling thiserror v1.0.14 [INFO] [stderr] Compiling tracing v0.1.13 [INFO] [stderr] Compiling structopt v0.3.12 [INFO] [stderr] Compiling futures-executor v0.3.4 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling serde_bytes v0.11.3 [INFO] [stderr] Compiling tracing-serde v0.1.1 [INFO] [stderr] Compiling serde_json v1.0.50 [INFO] [stderr] Compiling rmp-serde v0.14.3 [INFO] [stderr] Compiling serde-tuple-vec-map v1.0.0 [INFO] [stderr] Compiling rmpv v0.4.4 [INFO] [stderr] Compiling tracing-subscriber v0.2.3 [INFO] [stderr] Compiling jemallocator v0.3.2 [INFO] [stderr] Compiling rsds v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `state_ref` [INFO] [stdout] --> src/worker/rpc.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | state_ref: WorkerStateRef, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_ref` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `address` [INFO] [stdout] --> src/worker/rpc.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | address: SocketAddr, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/protocol/protocol.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | / std::mem::replace( [INFO] [stdout] 146 | | &mut self.decoder.main_message, [INFO] [stdout] 147 | | BytesMut::with_capacity(main_size as usize), [INFO] [stdout] 148 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = std::mem::replace( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `nprocs`, `local_directory`, `preload`, and `no_dashboard` are never read [INFO] [stdout] --> src/bin/rsds-worker.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Opt { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | nprocs: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | local_directory: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | preload: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | no_dashboard: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.40s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "426aa2fbf901cd9ba638d8a7537562f7174fbe4b1b6910f6e8fc609b17ca770d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "426aa2fbf901cd9ba638d8a7537562f7174fbe4b1b6910f6e8fc609b17ca770d", kill_on_drop: false }` [INFO] [stdout] 426aa2fbf901cd9ba638d8a7537562f7174fbe4b1b6910f6e8fc609b17ca770d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d182e75c02b20533bc6a31bb1cbd94e56753632272f49c42218a6ae5371c81f2 [INFO] running `Command { std: "docker" "start" "-a" "d182e75c02b20533bc6a31bb1cbd94e56753632272f49c42218a6ae5371c81f2", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling bstr v0.2.12 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling tinytemplate v1.0.3 [INFO] [stderr] Compiling plotters v0.2.12 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling oorandom v11.1.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stdout] warning: unused variable: `state_ref` [INFO] [stdout] --> src/worker/rpc.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | state_ref: WorkerStateRef, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_ref` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `address` [INFO] [stdout] --> src/worker/rpc.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | address: SocketAddr, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/protocol/protocol.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | / std::mem::replace( [INFO] [stdout] 146 | | &mut self.decoder.main_message, [INFO] [stdout] 147 | | BytesMut::with_capacity(main_size as usize), [INFO] [stdout] 148 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = std::mem::replace( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling criterion-plot v0.4.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling criterion v0.3.1 [INFO] [stderr] Compiling rsds v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `nprocs`, `local_directory`, `preload`, and `no_dashboard` are never read [INFO] [stdout] --> src/bin/rsds-worker.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Opt { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | nprocs: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | local_directory: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | preload: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | no_dashboard: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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: unused variable: `state_ref` [INFO] [stdout] --> src/worker/rpc.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | state_ref: WorkerStateRef, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_ref` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `address` [INFO] [stdout] --> src/worker/rpc.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | address: SocketAddr, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/worker/rpc.rs:250:22 [INFO] [stdout] | [INFO] [stdout] 250 | let (stream, output) = MemoryStream::new(packets_to_bytes(vec![ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/worker/rpc.rs:282:13 [INFO] [stdout] | [INFO] [stdout] 282 | let r: FromWorkerMessage = rmp_serde::from_slice(&v).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/protocol/protocol.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | / std::mem::replace( [INFO] [stdout] 146 | | &mut self.decoder.main_message, [INFO] [stdout] 147 | | BytesMut::with_capacity(main_size as usize), [INFO] [stdout] 148 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = std::mem::replace( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 9.19s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.1, fs_extra v1.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "d182e75c02b20533bc6a31bb1cbd94e56753632272f49c42218a6ae5371c81f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d182e75c02b20533bc6a31bb1cbd94e56753632272f49c42218a6ae5371c81f2", kill_on_drop: false }` [INFO] [stdout] d182e75c02b20533bc6a31bb1cbd94e56753632272f49c42218a6ae5371c81f2