[INFO] cloning repository https://github.com/gregorycarnegie/iron_insights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregorycarnegie/iron_insights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregorycarnegie%2Firon_insights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregorycarnegie%2Firon_insights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] afbab19c8a34a1d8236cd29f8abf44574b1a80e8
[INFO] checking gregorycarnegie/iron_insights against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregorycarnegie%2Firon_insights" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gregorycarnegie/iron_insights
[INFO] finished tweaking git repo https://github.com/gregorycarnegie/iron_insights
[INFO] tweaked toml for git repo https://github.com/gregorycarnegie/iron_insights written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gregorycarnegie/iron_insights on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gregorycarnegie/iron_insights 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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded liblzma v0.4.2
[INFO] [stderr]   Downloaded libbz2-rs-sys v0.2.2
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[INFO] [stderr]   Downloaded ppmd-rust v1.2.1
[INFO] [stderr]   Downloaded arrow-arith v56.0.0
[INFO] [stderr]   Downloaded arrow-string v56.0.0
[INFO] [stderr]   Downloaded arrow-json v56.0.0
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[INFO] [stderr]   Downloaded arrow-ipc v56.0.0
[INFO] [stderr]   Downloaded arrow-select v56.0.0
[INFO] [stderr]   Downloaded arrow v56.0.0
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[INFO] [stderr]   Downloaded arrow-buffer v56.0.0
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[INFO] [stderr]   Downloaded object_store v0.12.3
[INFO] [stderr]   Downloaded arrow-row v56.0.0
[INFO] [stderr]   Downloaded chrono-tz v0.10.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c31434c6fa1c6b63dc132fd9956f86afd6c6c3951f92a7b2481128b5f3e69dc2
[INFO] running `Command { std: "docker" "start" "-a" "c31434c6fa1c6b63dc132fd9956f86afd6c6c3951f92a7b2481128b5f3e69dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c31434c6fa1c6b63dc132fd9956f86afd6c6c3951f92a7b2481128b5f3e69dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31434c6fa1c6b63dc132fd9956f86afd6c6c3951f92a7b2481128b5f3e69dc2", kill_on_drop: false }`
[INFO] [stdout] c31434c6fa1c6b63dc132fd9956f86afd6c6c3951f92a7b2481128b5f3e69dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68ef72a4eab70b5497b574404fcfb4ea7c3d4ec798075e3a071fc3ec26027c54
[INFO] running `Command { std: "docker" "start" "-a" "68ef72a4eab70b5497b574404fcfb4ea7c3d4ec798075e3a071fc3ec26027c54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stdout] warning: unused import: `UInt64Array`
[INFO] [stdout]  --> src/arrow_utils.rs:2:60
[INFO] [stdout]   |
[INFO] [stdout] 2 | use arrow::array::{Float32Array, StringArray, UInt32Array, UInt64Array};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UInt64Array`
[INFO] [stdout]  --> src/arrow_utils.rs:2:60
[INFO] [stdout]   |
[INFO] [stdout] 2 | use arrow::array::{Float32Array, StringArray, UInt32Array, UInt64Array};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_histogram_to_arrow` is never used
[INFO] [stdout]   --> src/arrow_utils.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn serialize_histogram_to_arrow(data: &HistogramData) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_scatter_to_arrow` is never used
[INFO] [stdout]   --> src/arrow_utils.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn serialize_scatter_to_arrow(data: &ScatterData) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `histogram_bins` and `cache_refresh_seconds` are never read
[INFO] [stdout]   --> src/config.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct AppConfig {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  9 |     pub histogram_bins: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     pub cache_refresh_seconds: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cache_refresh_duration` is never used
[INFO] [stdout]   --> src/config.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl AppConfig {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn cache_refresh_duration(&self) -> Duration {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight_class` and `units` are never read
[INFO] [stdout]   --> src/models.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct FilterParams {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub weight_class: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub units: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilterParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `connected_at` are never read
[INFO] [stdout]   --> src/websocket.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ConnectionInfo {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 31 |     pub id: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 32 |     pub connected_at: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConnectionInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ServerMetrics` and `LeaderboardUpdate` are never constructed
[INFO] [stdout]   --> src/websocket.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub enum BroadcastMessage {
[INFO] [stdout]    |          ---------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 93 |     ServerMetrics {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     LeaderboardUpdate {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BroadcastMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `total_messages` is never read
[INFO] [stdout]    --> src/websocket.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct WebSocketStats {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub total_messages: AtomicUsize,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WebSocketStats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_histogram_to_arrow` is never used
[INFO] [stdout]   --> src/arrow_utils.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn serialize_histogram_to_arrow(data: &HistogramData) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_scatter_to_arrow` is never used
[INFO] [stdout]   --> src/arrow_utils.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn serialize_scatter_to_arrow(data: &ScatterData) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `histogram_bins` and `cache_refresh_seconds` are never read
[INFO] [stdout]   --> src/config.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct AppConfig {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  9 |     pub histogram_bins: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     pub cache_refresh_seconds: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cache_refresh_duration` is never used
[INFO] [stdout]   --> src/config.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl AppConfig {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn cache_refresh_duration(&self) -> Duration {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight_class` and `units` are never read
[INFO] [stdout]   --> src/models.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct FilterParams {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub weight_class: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub units: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilterParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `connected_at` are never read
[INFO] [stdout]   --> src/websocket.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ConnectionInfo {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 31 |     pub id: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 32 |     pub connected_at: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConnectionInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ServerMetrics` and `LeaderboardUpdate` are never constructed
[INFO] [stdout]   --> src/websocket.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub enum BroadcastMessage {
[INFO] [stdout]    |          ---------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 93 |     ServerMetrics {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     LeaderboardUpdate {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BroadcastMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `total_messages` is never read
[INFO] [stdout]    --> src/websocket.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct WebSocketStats {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub total_messages: AtomicUsize,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WebSocketStats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 02s
[INFO] running `Command { std: "docker" "inspect" "68ef72a4eab70b5497b574404fcfb4ea7c3d4ec798075e3a071fc3ec26027c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ef72a4eab70b5497b574404fcfb4ea7c3d4ec798075e3a071fc3ec26027c54", kill_on_drop: false }`
[INFO] [stdout] 68ef72a4eab70b5497b574404fcfb4ea7c3d4ec798075e3a071fc3ec26027c54
