[INFO] cloning repository https://github.com/seftontycho/scylla
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seftontycho/scylla" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseftontycho%2Fscylla", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseftontycho%2Fscylla'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbfdabbd88cf12d7cb499c84e0113b5abb1f1b6d
[INFO] checking seftontycho/scylla against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseftontycho%2Fscylla" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seftontycho/scylla
[INFO] finished tweaking git repo https://github.com/seftontycho/scylla
[INFO] tweaked toml for git repo https://github.com/seftontycho/scylla written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seftontycho/scylla on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/seftontycho/scylla 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d02941cca98a4556ada4b4f96a403785c9c84d5dd5d82b7fac7e06326e2a3e16
[INFO] running `Command { std: "docker" "start" "-a" "d02941cca98a4556ada4b4f96a403785c9c84d5dd5d82b7fac7e06326e2a3e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d02941cca98a4556ada4b4f96a403785c9c84d5dd5d82b7fac7e06326e2a3e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02941cca98a4556ada4b4f96a403785c9c84d5dd5d82b7fac7e06326e2a3e16", kill_on_drop: false }`
[INFO] [stdout] d02941cca98a4556ada4b4f96a403785c9c84d5dd5d82b7fac7e06326e2a3e16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0df647a658e942499d0dafe0578151820a481937918aa63e6f2851ca97f6dbd
[INFO] running `Command { std: "docker" "start" "-a" "c0df647a658e942499d0dafe0578151820a481937918aa63e6f2851ca97f6dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling gcc v0.3.55
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[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling quote v1.0.33
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[INFO] [stdout] warning: unused variable: `step_handle`
[INFO] [stdout]   --> src/root.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let step_handle =
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_handle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_tasks`
[INFO] [stdout]    --> src/root.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let read_tasks = readers
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_tasks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step_handle`
[INFO] [stdout]   --> src/root.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let step_handle =
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_handle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `write_tasks`
[INFO] [stdout]    --> src/root.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let write_tasks = writers
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_write_tasks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `send_task`
[INFO] [stdout]    --> src/root.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let send_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_send_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle_tasks`
[INFO] [stdout]    --> src/root.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let handle_tasks = read_queue_rxs
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle_tasks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_tasks`
[INFO] [stdout]    --> src/root.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let read_tasks = readers
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_tasks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `write_tasks`
[INFO] [stdout]    --> src/root.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let write_tasks = writers
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_write_tasks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `send_task`
[INFO] [stdout]    --> src/root.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let send_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_send_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle_tasks`
[INFO] [stdout]    --> src/root.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let handle_tasks = read_queue_rxs
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle_tasks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/root.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     mut streams: Vec<tokio::net::TcpStream>,
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/root.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     mut streams: Vec<tokio::net::TcpStream>,
[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 `addresses` is never read
[INFO] [stdout]   --> src/root.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Root {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 11 |     addresses: Vec<SocketAddr>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `step` is never used
[INFO] [stdout]   --> src/root.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 | async fn step(
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_messages` is never used
[INFO] [stdout]    --> src/root.rs:169:10
[INFO] [stdout]     |
[INFO] [stdout] 169 | async fn handle_messages(
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_task`
[INFO] [stdout]    --> src/bin/node.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let read_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_task`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `write_task`
[INFO] [stdout]    --> src/bin/node.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let write_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_write_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `run_task`
[INFO] [stdout]    --> src/bin/node.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let run_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_run_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_task`
[INFO] [stdout]    --> src/bin/node.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let read_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_task`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `write_task`
[INFO] [stdout]    --> src/bin/node.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let write_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_write_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `run_task`
[INFO] [stdout]    --> src/bin/node.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let run_task = tokio::task::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_run_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.13s
[INFO] running `Command { std: "docker" "inspect" "c0df647a658e942499d0dafe0578151820a481937918aa63e6f2851ca97f6dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0df647a658e942499d0dafe0578151820a481937918aa63e6f2851ca97f6dbd", kill_on_drop: false }`
[INFO] [stdout] c0df647a658e942499d0dafe0578151820a481937918aa63e6f2851ca97f6dbd
