[INFO] cloning repository https://github.com/Vaibhav522/spx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vaibhav522/spx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaibhav522%2Fspx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaibhav522%2Fspx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f638c94f50397b9f758418c538c9195ef480401a
[INFO] checking Vaibhav522/spx against 8773d2c75a8e90130dcce745a7ec4e66bb9963db+rustflags=-Aunfulfilled-lint-expectations for pr-163637
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaibhav522%2Fspx" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vaibhav522/spx
[INFO] finished tweaking git repo https://github.com/Vaibhav522/spx
[INFO] tweaked toml for git repo https://github.com/Vaibhav522/spx written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vaibhav522/spx on toolchain 8773d2c75a8e90130dcce745a7ec4e66bb9963db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Vaibhav522/spx 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" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b
[INFO] running `Command { std: "docker" "start" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b", 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" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b", 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 -Aunfulfilled-lint-expectations" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: field `bucket_id` is never read
[INFO] [stdout]  --> src/bucket_allocator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BucketEntry {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 9 |     bucket_id: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `increment_elm` is never used
[INFO] [stdout]   --> src/bucket_allocator.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl BucketEntry {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn increment_elm(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `queue_completed` is never read
[INFO] [stdout]    --> src/queue.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub struct SyncUpdate<S: SyncSource> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub queue_completed: AtomicBool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input_sample_rate` is never read
[INFO] [stdout]   --> src/resampler.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct ResamplerMetadata {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 99 |     pub input_sample_rate: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bucket_id` is never read
[INFO] [stdout]  --> src/bucket_allocator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BucketEntry {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 9 |     bucket_id: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `increment_elm` is never used
[INFO] [stdout]   --> src/bucket_allocator.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl BucketEntry {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn increment_elm(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `queue_completed` is never read
[INFO] [stdout]    --> src/queue.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub struct SyncUpdate<S: SyncSource> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub queue_completed: AtomicBool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input_sample_rate` is never read
[INFO] [stdout]   --> src/resampler.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct ResamplerMetadata {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 99 |     pub input_sample_rate: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/queue.rs:315:17
[INFO] [stdout]     |
[INFO] [stdout] 315 | /                 row.ack()
[INFO] [stdout] 316 | |                     .await
[INFO] [stdout] 317 | |                     .map_err(|_| anyhow::anyhow!("Problem while acknowledging messaging!"));
[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 _unused = ...` to ignore the resulting value without dropping it immediately
[INFO] [stdout]     |
[INFO] [stdout] 315 |                 let _unused = row.ack()
[INFO] [stdout]     |                 +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/queue.rs:315:17
[INFO] [stdout]     |
[INFO] [stdout] 315 | /                 row.ack()
[INFO] [stdout] 316 | |                     .await
[INFO] [stdout] 317 | |                     .map_err(|_| anyhow::anyhow!("Problem while acknowledging messaging!"));
[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 _unused = ...` to ignore the resulting value without dropping it immediately
[INFO] [stdout]     |
[INFO] [stdout] 315 |                 let _unused = row.ack()
[INFO] [stdout]     |                 +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `crossbeam-queue`
[INFO] [stderr]  --> Cargo.toml:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | crossbeam-queue = "0.3.13"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `crossbeam-queue`
[INFO] [stderr] warning: `spx` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b", kill_on_drop: false }`
[INFO] [stdout] e34b1d9bfcbe2b412cd69e5996c71b80634372f93177541f69ffaededb18355b