[INFO] cloning repository https://github.com/pdf-jube-joba/piano_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pdf-jube-joba/piano_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdf-jube-joba%2Fpiano_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdf-jube-joba%2Fpiano_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 289761794a9b2c3a01bf70b4e963029b573ae8e9
[INFO] checking pdf-jube-joba/piano_server against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdf-jube-joba%2Fpiano_server" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pdf-jube-joba/piano_server
[INFO] finished tweaking git repo https://github.com/pdf-jube-joba/piano_server
[INFO] tweaked toml for git repo https://github.com/pdf-jube-joba/piano_server written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pdf-jube-joba/piano_server on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pdf-jube-joba/piano_server 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `epiano_vr_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-0-tc2/source/target/.../epiano_vr_server
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `epiano-vr-server`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 - name = "epiano_vr_server"
[INFO] [stderr] 13 + name = "epiano-vr-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `epiano-vr-server`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 ~ version = "0.1.0"
[INFO] [stderr] 15 + [[bin]]
[INFO] [stderr] 16 + name = "epiano-vr-server"
[INFO] [stderr] 17 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `move_key_clients` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../move_key_clients
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `move-key-clients`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/move_key_clients.rs
[INFO] [stderr] 1 + src/bin/move-key-clients.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `test_client_one` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../test_client_one
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `test-client-one`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client_one.rs
[INFO] [stderr] 1 + src/bin/test-client-one.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `test_client_one_fail` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../test_client_one_fail
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `test-client-one-fail`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client_one_fail.rs
[INFO] [stderr] 1 + src/bin/test-client-one-fail.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `epiano_vr_server` (manifest) generated 4 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking pdf-jube-joba/piano_server against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdf-jube-joba%2Fpiano_server" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pdf-jube-joba/piano_server
[INFO] finished tweaking git repo https://github.com/pdf-jube-joba/piano_server
[INFO] tweaked toml for git repo https://github.com/pdf-jube-joba/piano_server written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pdf-jube-joba/piano_server on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pdf-jube-joba/piano_server 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `epiano_vr_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-0-tc2/source/target/.../epiano_vr_server
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `epiano-vr-server`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 - name = "epiano_vr_server"
[INFO] [stderr] 13 + name = "epiano-vr-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `epiano-vr-server`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 ~ version = "0.1.0"
[INFO] [stderr] 15 + [[bin]]
[INFO] [stderr] 16 + name = "epiano-vr-server"
[INFO] [stderr] 17 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `move_key_clients` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../move_key_clients
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `move-key-clients`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/move_key_clients.rs
[INFO] [stderr] 1 + src/bin/move-key-clients.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `test_client_one` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../test_client_one
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `test-client-one`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client_one.rs
[INFO] [stderr] 1 + src/bin/test-client-one.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `test_client_one_fail` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../test_client_one_fail
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `test-client-one-fail`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client_one_fail.rs
[INFO] [stderr] 1 + src/bin/test-client-one-fail.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `epiano_vr_server` (manifest) generated 4 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8
[INFO] running `Command { std: "docker" "start" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `epiano_vr_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../epiano_vr_server
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `epiano-vr-server`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 - name = "epiano_vr_server"
[INFO] [stderr] 13 + name = "epiano-vr-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `epiano-vr-server`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 ~ version = "0.1.0"
[INFO] [stderr] 15 + [[bin]]
[INFO] [stderr] 16 + name = "epiano-vr-server"
[INFO] [stderr] 17 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `move_key_clients` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../move_key_clients
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `move-key-clients`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/move_key_clients.rs
[INFO] [stderr] 1 + src/bin/move-key-clients.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `test_client_one` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../test_client_one
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `test-client-one`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client_one.rs
[INFO] [stderr] 1 + src/bin/test-client-one.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `test_client_one_fail` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../test_client_one_fail
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `test-client-one-fail`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client_one_fail.rs
[INFO] [stderr] 1 + src/bin/test-client-one-fail.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `epiano_vr_server` (manifest) generated 4 warnings
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking winnow v0.7.4
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking tokio v1.44.1
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_edit v0.22.24
[INFO] [stderr]     Checking toml v0.8.20
[INFO] [stderr]     Checking epiano_vr_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SendEventBinary`
[INFO] [stdout]  --> src/bin/move_key_clients.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, ID, SERVER};
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendEventBinary`
[INFO] [stdout]  --> src/bin/test_client_one.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, ID, SERVER};
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ID`, `ReceiveEventBinary`, and `SendEventBinary`
[INFO] [stdout]  --> src/bin/test_client_one_fail.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, ID, SERVER};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendEventBinary`
[INFO] [stdout]  --> src/bin/test_client_one.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, ID, SERVER};
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendEventBinary`
[INFO] [stdout]  --> src/bin/move_key_clients.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, ID, SERVER};
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendEventBinary`
[INFO] [stdout]  --> src/bin/measure.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, SERVER};
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendEventBinary`
[INFO] [stdout]  --> src/bin/measure.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, SERVER};
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/bin/test_client_one_fail.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncBufReadExt` and `BufReader`
[INFO] [stdout]  --> src/bin/measure.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader},
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncBufReadExt` and `BufReader`
[INFO] [stdout]  --> src/bin/measure.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader},
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ID`, `ReceiveEventBinary`, and `SendEventBinary`
[INFO] [stdout]  --> src/bin/test_client_one_fail.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use epiano_vr_server::{default_s, ReceiveEventBinary, SendEventBinary, ID, SERVER};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/bin/test_client_one_fail.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/measure.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         writer.write_all(&send_msg).await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = writer.write_all(&send_msg).await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/measure.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         writer.flush().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = writer.flush().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/measure.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         reader.read_exact(&mut received_msg).await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let _ = reader.read_exact(&mut received_msg).await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/measure.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         writer.write_all(&send_msg).await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = writer.write_all(&send_msg).await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/measure.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         writer.flush().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = writer.flush().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/measure.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         reader.read_exact(&mut received_msg).await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let _ = reader.read_exact(&mut received_msg).await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `toml`
[INFO] [stderr]  --> Cargo.toml:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | toml = "0.8.20"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `toml`
[INFO] [stderr] warning: `epiano_vr_server` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8", kill_on_drop: false }`
[INFO] [stdout] 401bb75cedcd829986c8017a77adc1c302b7599cf9b7e76fe7c1e5a57402abc8
