[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 try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdf-jube-joba%2Fpiano_server" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pdf-jube-joba/piano_server on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be43ba1e0d293ff76dddb1c8856014e3b4a2bf584c07dceaeaf2406f98517300
[INFO] running `Command { std: "docker" "start" "-a" "be43ba1e0d293ff76dddb1c8856014e3b4a2bf584c07dceaeaf2406f98517300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be43ba1e0d293ff76dddb1c8856014e3b4a2bf584c07dceaeaf2406f98517300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be43ba1e0d293ff76dddb1c8856014e3b4a2bf584c07dceaeaf2406f98517300", kill_on_drop: false }`
[INFO] [stdout] be43ba1e0d293ff76dddb1c8856014e3b4a2bf584c07dceaeaf2406f98517300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87d772ac211ff3b40ff35c2e738843bb16fb7d9445ddb05b337e6a8d75c85f9e
[INFO] running `Command { std: "docker" "start" "-a" "87d772ac211ff3b40ff35c2e738843bb16fb7d9445ddb05b337e6a8d75c85f9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking winnow v0.7.4
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[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 tokio v1.44.1
[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/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)]` on by default
[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 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)]` 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)]` on by default
[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)]` 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 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)]` 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)]` 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 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)]` on by default
[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 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)]` on by default
[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)]` 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 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)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.21s
[INFO] running `Command { std: "docker" "inspect" "87d772ac211ff3b40ff35c2e738843bb16fb7d9445ddb05b337e6a8d75c85f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d772ac211ff3b40ff35c2e738843bb16fb7d9445ddb05b337e6a8d75c85f9e", kill_on_drop: false }`
[INFO] [stdout] 87d772ac211ff3b40ff35c2e738843bb16fb7d9445ddb05b337e6a8d75c85f9e