[INFO] cloning repository https://github.com/iG3Labs/tops-worker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iG3Labs/tops-worker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiG3Labs%2Ftops-worker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiG3Labs%2Ftops-worker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 883490e05c445917097b2451556730bb2b6e877d
[INFO] testing iG3Labs/tops-worker against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiG3Labs%2Ftops-worker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] finished tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] tweaked toml for git repo https://github.com/iG3Labs/tops-worker written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iG3Labs/tops-worker on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iG3Labs/tops-worker 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing iG3Labs/tops-worker against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiG3Labs%2Ftops-worker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] finished tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] tweaked toml for git repo https://github.com/iG3Labs/tops-worker written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iG3Labs/tops-worker on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iG3Labs/tops-worker 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] testing iG3Labs/tops-worker against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiG3Labs%2Ftops-worker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] finished tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] tweaked toml for git repo https://github.com/iG3Labs/tops-worker written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iG3Labs/tops-worker on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iG3Labs/tops-worker 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] testing iG3Labs/tops-worker against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiG3Labs%2Ftops-worker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] finished tweaking git repo https://github.com/iG3Labs/tops-worker
[INFO] tweaked toml for git repo https://github.com/iG3Labs/tops-worker written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iG3Labs/tops-worker on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iG3Labs/tops-worker 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded procfs v0.16.0
[INFO] [stderr]   Downloaded enum_primitive v0.1.1
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded ocl-core-vector v0.1.1
[INFO] [stderr]   Downloaded cl-sys v0.4.3
[INFO] [stderr]   Downloaded ocl-core v0.11.5
[INFO] [stderr]   Downloaded cudarc v0.10.0
[INFO] [stderr]   Downloaded procfs-core v0.16.0
[INFO] [stderr]   Downloaded prometheus v0.13.4
[INFO] [stderr]   Downloaded qutex v0.2.6
[INFO] [stderr]   Downloaded ocl v0.19.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e73b36026511e6377733a82fb110a44a39174cb7c4dd97a610441bd84817a8d
[INFO] running `Command { std: "docker" "start" "-a" "6e73b36026511e6377733a82fb110a44a39174cb7c4dd97a610441bd84817a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e73b36026511e6377733a82fb110a44a39174cb7c4dd97a610441bd84817a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e73b36026511e6377733a82fb110a44a39174cb7c4dd97a610441bd84817a8d", kill_on_drop: false }`
[INFO] [stdout] 6e73b36026511e6377733a82fb110a44a39174cb7c4dd97a610441bd84817a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfcec7737e43aff373b805efa8d0a8511468b1f6590d00c798eb0ba684569dbf
[INFO] running `Command { std: "docker" "start" "-a" "dfcec7737e43aff373b805efa8d0a8511468b1f6590d00c798eb0ba684569dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling procfs v0.16.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling procfs-core v0.16.0
[INFO] [stderr]    Compiling prometheus-client v0.22.3
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling k256 v0.13.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]    Compiling tops-worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::types::Sizes`
[INFO] [stdout]  --> src/gpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::Sizes;
[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: `Duration`
[INFO] [stdout]  --> src/metrics.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HealthResponse` and `MetricsResponse`
[INFO] [stdout]  --> src/server.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::health::{HealthChecker, HealthResponse, MetricsResponse};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_metric_help_text`
[INFO] [stdout]  --> src/server.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::prometheus_metrics::{PrometheusMetrics, get_metric_help_text};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::Sizes`
[INFO] [stdout]  --> src/gpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::Sizes;
[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: `Duration`
[INFO] [stdout]  --> src/metrics.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HealthResponse` and `MetricsResponse`
[INFO] [stdout]  --> src/server.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::health::{HealthChecker, HealthResponse, MetricsResponse};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_metric_help_text`
[INFO] [stdout]  --> src/server.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::prometheus_metrics::{PrometheusMetrics, get_metric_help_text};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gpu::GpuExec`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use gpu::GpuExec;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |               return Err(anyhow::anyhow!("No execution backend available"));
[INFO] [stdout]     |               ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 187 | /     let sizes = if config.autotune_disable {
[INFO] [stdout] 188 | |         Sizes { m: 1024, n: 1024, k: 1024, batch: 1 }
[INFO] [stdout] 189 | |     } else {
[INFO] [stdout] ...   |
[INFO] [stdout] 192 | |         Sizes { m: 1024, n: 1024, k: 1024, batch: 1 }
[INFO] [stdout] 193 | |     };
[INFO] [stdout]     | |______^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut nonce: u32 = 0;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_handler`
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let error_handler = ErrorHandler::new(Arc::clone(&metrics))
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_handler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rate_limiter`
[INFO] [stdout]    --> src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let rate_limiter = RateLimiter::new(config.max_concurrent_requests, config.rate_limit_per_second as f64);
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rate_limiter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_did`
[INFO] [stdout]    --> src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |     let device_did = config.device_did;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_did`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `epoch_id`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let epoch_id: u64 = 1;
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prev_hash_bytes`
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let prev_hash_bytes: [u8;32] = hex::decode(prev_hash_hex)?.try_into().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_hash_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nonce`
[INFO] [stdout]    --> src/main.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut nonce: u32 = 0;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executor`
[INFO] [stdout]    --> src/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let executor: Box<dyn Executor> = {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_target_ms` is never used
[INFO] [stdout]   --> src/main.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn parse_target_ms() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `candidate_sizes` is never used
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn candidate_sizes() -> Vec<Sizes> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_u32` is never used
[INFO] [stdout]   --> src/prng.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl DPrng {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn next_u32(&mut self) -> u32 { self.0.next_u32() }
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GEMM_INT8` is never used
[INFO] [stdout]  --> src/cl_kernels.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const GEMM_INT8: &str = r#"
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GpuExec` is never constructed
[INFO] [stdout]   --> src/gpu.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct GpuExec;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/gpu.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl GpuExec {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 91 |     pub fn new() -> anyhow::Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `y1` and `y2_samples` are never read
[INFO] [stdout]  --> src/attempt.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct AttemptOutput {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 6 |     pub work_root: [u8;32],
[INFO] [stdout] 7 |     pub y1: Vec<i8>,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 8 |     pub y2_samples: Vec<i8>,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_health_check_interval` is never used
[INFO] [stdout]    --> src/config.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout]  80 | impl Config {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn get_health_check_interval(&self) -> Duration {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Validation` is never constructed
[INFO] [stdout]    --> src/metrics.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 205 | pub enum ErrorType {
[INFO] [stdout]     |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 209 |     Validation,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ErrorType` 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: fields `max_retries`, `retry_delay`, `backoff_multiplier`, and `max_retry_delay` are never read
[INFO] [stdout]   --> src/error_handling.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct RetryConfig {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  7 |     pub max_retries: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  8 |     pub retry_delay: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  9 |     pub backoff_multiplier: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     pub max_retry_delay: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RetryConfig` 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: fields `failure_threshold`, `recovery_timeout`, and `state` are never read
[INFO] [stdout]   --> src/error_handling.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CircuitBreaker {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 26 |     failure_threshold: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |     recovery_timeout: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     state: Arc<Mutex<CircuitBreakerState>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CircuitBreaker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `failure_count` is never read
[INFO] [stdout]   --> src/error_handling.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Closed { failure_count: u32 },
[INFO] [stdout]    |     ------   ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CircuitBreakerState` 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 `Open` and `HalfOpen` are never constructed
[INFO] [stdout]   --> src/error_handling.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum CircuitBreakerState {
[INFO] [stdout]    |      ------------------- variants in this enum
[INFO] [stdout] 33 |     Closed { failure_count: u32 },
[INFO] [stdout] 34 |     Open { opened_at: Instant },
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     HalfOpen,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CircuitBreakerState` 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: methods `can_execute`, `record_success`, `record_failure`, and `get_state` are never used
[INFO] [stdout]   --> src/error_handling.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl CircuitBreaker {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn can_execute(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn record_success(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn record_failure(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn get_state(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_breaker` is never read
[INFO] [stdout]    --> src/error_handling.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct ErrorHandler {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 107 |     retry_config: RetryConfig,
[INFO] [stdout] 108 |     circuit_breaker: CircuitBreaker,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_circuit_breaker`, `execute_with_retry`, `handle_validation_error`, and `get_circuit_breaker_status` are never used
[INFO] [stdout]    --> src/error_handling.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl ErrorHandler {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn with_circuit_breaker(mut self, failure_threshold: u32, recovery_timeout: Duration) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub async fn execute_with_retry<F, T, E>(&self, operation: F) -> Result<T, E>
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     pub fn handle_validation_error(&self, error: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn get_circuit_breaker_status(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_healthy` is never used
[INFO] [stdout]   --> src/health.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl HealthChecker {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn is_healthy(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `gpu_errors`, `network_errors`, `signature_errors`, `validation_errors`, and `network_latency_ms` are never read
[INFO] [stdout]   --> src/prometheus_metrics.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct PrometheusMetrics {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     gpu_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     network_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     signature_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     validation_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     network_latency_ms: Histogram,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `record_error`, `record_network_latency`, and `get_registry` are never used
[INFO] [stdout]    --> src/prometheus_metrics.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout]  31 | impl PrometheusMetrics {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub fn record_error(&self, error_type: ErrorType) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     pub fn record_network_latency(&self, latency_ms: f64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn get_registry(&self) -> &Registry {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_metric_help_text` is never used
[INFO] [stdout]    --> src/prometheus_metrics.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn get_metric_help_text() -> &'static str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "dfcec7737e43aff373b805efa8d0a8511468b1f6590d00c798eb0ba684569dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcec7737e43aff373b805efa8d0a8511468b1f6590d00c798eb0ba684569dbf", kill_on_drop: false }`
[INFO] [stdout] dfcec7737e43aff373b805efa8d0a8511468b1f6590d00c798eb0ba684569dbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa9d4ef515d87ffdc3685326242b3ea1d647bb037cf1b4dbcf24c70e606b2c8f
[INFO] running `Command { std: "docker" "start" "-a" "aa9d4ef515d87ffdc3685326242b3ea1d647bb037cf1b4dbcf24c70e606b2c8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tops-worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::types::Sizes`
[INFO] [stdout]  --> src/gpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::Sizes;
[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: `Duration`
[INFO] [stdout]  --> src/metrics.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HealthResponse` and `MetricsResponse`
[INFO] [stdout]  --> src/server.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::health::{HealthChecker, HealthResponse, MetricsResponse};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_metric_help_text`
[INFO] [stdout]  --> src/server.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::prometheus_metrics::{PrometheusMetrics, get_metric_help_text};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::Sizes`
[INFO] [stdout]  --> src/gpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::Sizes;
[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: `Duration`
[INFO] [stdout]  --> src/metrics.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HealthResponse` and `MetricsResponse`
[INFO] [stdout]  --> src/server.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::health::{HealthChecker, HealthResponse, MetricsResponse};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_metric_help_text`
[INFO] [stdout]  --> src/server.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::prometheus_metrics::{PrometheusMetrics, get_metric_help_text};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gpu::GpuExec`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use gpu::GpuExec;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::Sizes`
[INFO] [stdout]  --> src/gpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::Sizes;
[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: `Duration`
[INFO] [stdout]  --> src/metrics.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HealthResponse` and `MetricsResponse`
[INFO] [stdout]  --> src/server.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::health::{HealthChecker, HealthResponse, MetricsResponse};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_metric_help_text`
[INFO] [stdout]  --> src/server.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::prometheus_metrics::{PrometheusMetrics, get_metric_help_text};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |               return Err(anyhow::anyhow!("No execution backend available"));
[INFO] [stdout]     |               ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 187 | /     let sizes = if config.autotune_disable {
[INFO] [stdout] 188 | |         Sizes { m: 1024, n: 1024, k: 1024, batch: 1 }
[INFO] [stdout] 189 | |     } else {
[INFO] [stdout] ...   |
[INFO] [stdout] 192 | |         Sizes { m: 1024, n: 1024, k: 1024, batch: 1 }
[INFO] [stdout] 193 | |     };
[INFO] [stdout]     | |______^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut nonce: u32 = 0;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_handler`
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let error_handler = ErrorHandler::new(Arc::clone(&metrics))
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_handler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rate_limiter`
[INFO] [stdout]    --> src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let rate_limiter = RateLimiter::new(config.max_concurrent_requests, config.rate_limit_per_second as f64);
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rate_limiter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_did`
[INFO] [stdout]    --> src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |     let device_did = config.device_did;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_did`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `epoch_id`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let epoch_id: u64 = 1;
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prev_hash_bytes`
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let prev_hash_bytes: [u8;32] = hex::decode(prev_hash_hex)?.try_into().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_hash_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nonce`
[INFO] [stdout]    --> src/main.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut nonce: u32 = 0;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executor`
[INFO] [stdout]    --> src/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let executor: Box<dyn Executor> = {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_target_ms` is never used
[INFO] [stdout]   --> src/main.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn parse_target_ms() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `candidate_sizes` is never used
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn candidate_sizes() -> Vec<Sizes> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_u32` is never used
[INFO] [stdout]   --> src/prng.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl DPrng {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn next_u32(&mut self) -> u32 { self.0.next_u32() }
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GEMM_INT8` is never used
[INFO] [stdout]  --> src/cl_kernels.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const GEMM_INT8: &str = r#"
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GpuExec` is never constructed
[INFO] [stdout]   --> src/gpu.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct GpuExec;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/gpu.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl GpuExec {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 91 |     pub fn new() -> anyhow::Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `y1` and `y2_samples` are never read
[INFO] [stdout]  --> src/attempt.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct AttemptOutput {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 6 |     pub work_root: [u8;32],
[INFO] [stdout] 7 |     pub y1: Vec<i8>,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 8 |     pub y2_samples: Vec<i8>,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_health_check_interval` is never used
[INFO] [stdout]    --> src/config.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout]  80 | impl Config {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn get_health_check_interval(&self) -> Duration {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Validation` is never constructed
[INFO] [stdout]    --> src/metrics.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 205 | pub enum ErrorType {
[INFO] [stdout]     |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 209 |     Validation,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ErrorType` 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: fields `max_retries`, `retry_delay`, `backoff_multiplier`, and `max_retry_delay` are never read
[INFO] [stdout]   --> src/error_handling.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct RetryConfig {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  7 |     pub max_retries: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  8 |     pub retry_delay: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  9 |     pub backoff_multiplier: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     pub max_retry_delay: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RetryConfig` 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: fields `failure_threshold`, `recovery_timeout`, and `state` are never read
[INFO] [stdout]   --> src/error_handling.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CircuitBreaker {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 26 |     failure_threshold: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |     recovery_timeout: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     state: Arc<Mutex<CircuitBreakerState>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CircuitBreaker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `failure_count` is never read
[INFO] [stdout]   --> src/error_handling.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Closed { failure_count: u32 },
[INFO] [stdout]    |     ------   ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CircuitBreakerState` 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 `Open` and `HalfOpen` are never constructed
[INFO] [stdout]   --> src/error_handling.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum CircuitBreakerState {
[INFO] [stdout]    |      ------------------- variants in this enum
[INFO] [stdout] 33 |     Closed { failure_count: u32 },
[INFO] [stdout] 34 |     Open { opened_at: Instant },
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     HalfOpen,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CircuitBreakerState` 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: methods `can_execute`, `record_success`, `record_failure`, and `get_state` are never used
[INFO] [stdout]   --> src/error_handling.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl CircuitBreaker {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn can_execute(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn record_success(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn record_failure(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn get_state(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_breaker` is never read
[INFO] [stdout]    --> src/error_handling.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct ErrorHandler {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 107 |     retry_config: RetryConfig,
[INFO] [stdout] 108 |     circuit_breaker: CircuitBreaker,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_circuit_breaker`, `execute_with_retry`, `handle_validation_error`, and `get_circuit_breaker_status` are never used
[INFO] [stdout]    --> src/error_handling.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl ErrorHandler {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn with_circuit_breaker(mut self, failure_threshold: u32, recovery_timeout: Duration) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub async fn execute_with_retry<F, T, E>(&self, operation: F) -> Result<T, E>
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     pub fn handle_validation_error(&self, error: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn get_circuit_breaker_status(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_healthy` is never used
[INFO] [stdout]   --> src/health.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl HealthChecker {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn is_healthy(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `gpu_errors`, `network_errors`, `signature_errors`, `validation_errors`, and `network_latency_ms` are never read
[INFO] [stdout]   --> src/prometheus_metrics.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct PrometheusMetrics {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     gpu_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     network_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     signature_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     validation_errors: Counter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     network_latency_ms: Histogram,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `record_error`, `record_network_latency`, and `get_registry` are never used
[INFO] [stdout]    --> src/prometheus_metrics.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout]  31 | impl PrometheusMetrics {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub fn record_error(&self, error_type: ErrorType) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     pub fn record_network_latency(&self, latency_ms: f64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn get_registry(&self) -> &Registry {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_metric_help_text` is never used
[INFO] [stdout]    --> src/prometheus_metrics.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn get_metric_help_text() -> &'static str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "aa9d4ef515d87ffdc3685326242b3ea1d647bb037cf1b4dbcf24c70e606b2c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9d4ef515d87ffdc3685326242b3ea1d647bb037cf1b4dbcf24c70e606b2c8f", kill_on_drop: false }`
[INFO] [stdout] aa9d4ef515d87ffdc3685326242b3ea1d647bb037cf1b4dbcf24c70e606b2c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6eeb710e88296cf2c322c9886ca35205354ea91491e76e5af34210d5fc8c3b2b
[INFO] running `Command { std: "docker" "start" "-a" "6eeb710e88296cf2c322c9886ca35205354ea91491e76e5af34210d5fc8c3b2b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::types::Sizes`
[INFO] [stderr]  --> src/gpu.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::types::Sizes;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]  --> src/metrics.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::{Duration, Instant};
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HealthResponse` and `MetricsResponse`
[INFO] [stderr]  --> src/server.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::health::{HealthChecker, HealthResponse, MetricsResponse};
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::config::Config`
[INFO] [stderr]  --> src/server.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::config::Config;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `get_metric_help_text`
[INFO] [stderr]  --> src/server.rs:6:52
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::prometheus_metrics::{PrometheusMetrics, get_metric_help_text};
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tops-worker` (lib) generated 5 warnings (run `cargo fix --lib -p tops-worker` to apply 5 suggestions)
[INFO] [stderr] warning: `tops-worker` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused import: `gpu::GpuExec`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use gpu::GpuExec;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:187:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |               return Err(anyhow::anyhow!("No execution backend available"));
[INFO] [stderr]     |               ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 187 | /     let sizes = if config.autotune_disable {
[INFO] [stderr] 188 | |         Sizes { m: 1024, n: 1024, k: 1024, batch: 1 }
[INFO] [stderr] 189 | |     } else {
[INFO] [stderr] ...   |
[INFO] [stderr] 192 | |         Sizes { m: 1024, n: 1024, k: 1024, batch: 1 }
[INFO] [stderr] 193 | |     };
[INFO] [stderr]     | |______^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut nonce: u32 = 0;
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error_handler`
[INFO] [stderr]   --> src/main.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let error_handler = ErrorHandler::new(Arc::clone(&metrics))
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rate_limiter`
[INFO] [stderr]    --> src/main.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let rate_limiter = RateLimiter::new(config.max_concurrent_requests, config.rate_limit_per_second as f64);
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rate_limiter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `device_did`
[INFO] [stderr]    --> src/main.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let device_did = config.device_did;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_did`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `epoch_id`
[INFO] [stderr]    --> src/main.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let epoch_id: u64 = 1;
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prev_hash_bytes`
[INFO] [stderr]    --> src/main.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let prev_hash_bytes: [u8;32] = hex::decode(prev_hash_hex)?.try_into().unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_hash_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nonce`
[INFO] [stderr]    --> src/main.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut nonce: u32 = 0;
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `executor`
[INFO] [stderr]    --> src/main.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |     let executor: Box<dyn Executor> = {
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executor`
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_target_ms` is never used
[INFO] [stderr]   --> src/main.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn parse_target_ms() -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `candidate_sizes` is never used
[INFO] [stderr]   --> src/main.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn candidate_sizes() -> Vec<Sizes> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `next_u32` is never used
[INFO] [stderr]   --> src/prng.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr]  6 | impl DPrng {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 13 |     pub fn next_u32(&mut self) -> u32 { self.0.next_u32() }
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `GEMM_INT8` is never used
[INFO] [stderr]  --> src/cl_kernels.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const GEMM_INT8: &str = r#"
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `GpuExec` is never constructed
[INFO] [stderr]   --> src/gpu.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct GpuExec;
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/gpu.rs:91:12
[INFO] [stderr]    |
[INFO] [stderr] 90 | impl GpuExec {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 91 |     pub fn new() -> anyhow::Result<Self> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `y1` and `y2_samples` are never read
[INFO] [stderr]  --> src/attempt.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct AttemptOutput {
[INFO] [stderr]   |            ------------- fields in this struct
[INFO] [stderr] 6 |     pub work_root: [u8;32],
[INFO] [stderr] 7 |     pub y1: Vec<i8>,
[INFO] [stderr]   |         ^^
[INFO] [stderr] 8 |     pub y2_samples: Vec<i8>,
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_health_check_interval` is never used
[INFO] [stderr]    --> src/config.rs:193:12
[INFO] [stderr]     |
[INFO] [stderr]  80 | impl Config {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 193 |     pub fn get_health_check_interval(&self) -> Duration {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Validation` is never constructed
[INFO] [stderr]    --> src/metrics.rs:209:5
[INFO] [stderr]     |
[INFO] [stderr] 205 | pub enum ErrorType {
[INFO] [stderr]     |          --------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 209 |     Validation,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ErrorType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `max_retries`, `retry_delay`, `backoff_multiplier`, and `max_retry_delay` are never read
[INFO] [stderr]   --> src/error_handling.rs:7:9
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub struct RetryConfig {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr]  7 |     pub max_retries: u32,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]  8 |     pub retry_delay: Duration,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]  9 |     pub backoff_multiplier: f64,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 10 |     pub max_retry_delay: Duration,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RetryConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `failure_threshold`, `recovery_timeout`, and `state` are never read
[INFO] [stderr]   --> src/error_handling.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct CircuitBreaker {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] 26 |     failure_threshold: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 27 |     recovery_timeout: Duration,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 28 |     state: Arc<Mutex<CircuitBreakerState>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CircuitBreaker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `failure_count` is never read
[INFO] [stderr]   --> src/error_handling.rs:33:14
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Closed { failure_count: u32 },
[INFO] [stderr]    |     ------   ^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CircuitBreakerState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Open` and `HalfOpen` are never constructed
[INFO] [stderr]   --> src/error_handling.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | enum CircuitBreakerState {
[INFO] [stderr]    |      ------------------- variants in this enum
[INFO] [stderr] 33 |     Closed { failure_count: u32 },
[INFO] [stderr] 34 |     Open { opened_at: Instant },
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 35 |     HalfOpen,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CircuitBreakerState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `can_execute`, `record_success`, `record_failure`, and `get_state` are never used
[INFO] [stderr]   --> src/error_handling.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl CircuitBreaker {
[INFO] [stderr]    | ------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn can_execute(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     pub fn record_success(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn record_failure(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |     pub fn get_state(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `circuit_breaker` is never read
[INFO] [stderr]    --> src/error_handling.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub struct ErrorHandler {
[INFO] [stderr]     |            ------------ field in this struct
[INFO] [stderr] 107 |     retry_config: RetryConfig,
[INFO] [stderr] 108 |     circuit_breaker: CircuitBreaker,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `with_circuit_breaker`, `execute_with_retry`, `handle_validation_error`, and `get_circuit_breaker_status` are never used
[INFO] [stderr]    --> src/error_handling.rs:126:12
[INFO] [stderr]     |
[INFO] [stderr] 112 | impl ErrorHandler {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 126 |     pub fn with_circuit_breaker(mut self, failure_threshold: u32, recovery_timeout: Duration) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 131 |     pub async fn execute_with_retry<F, T, E>(&self, operation: F) -> Result<T, E>
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 188 |     pub fn handle_validation_error(&self, error: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 193 |     pub fn get_circuit_breaker_status(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_healthy` is never used
[INFO] [stderr]   --> src/health.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl HealthChecker {
[INFO] [stderr]    | ------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 59 |     pub fn is_healthy(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `gpu_errors`, `network_errors`, `signature_errors`, `validation_errors`, and `network_latency_ms` are never read
[INFO] [stderr]   --> src/prometheus_metrics.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct PrometheusMetrics {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     gpu_errors: Counter,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 17 |     network_errors: Counter,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 18 |     signature_errors: Counter,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 |     validation_errors: Counter,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     network_latency_ms: Histogram,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `record_error`, `record_network_latency`, and `get_registry` are never used
[INFO] [stderr]    --> src/prometheus_metrics.rs:164:12
[INFO] [stderr]     |
[INFO] [stderr]  31 | impl PrometheusMetrics {
[INFO] [stderr]     | ---------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 164 |     pub fn record_error(&self, error_type: ErrorType) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 173 |     pub fn record_network_latency(&self, latency_ms: f64) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 183 |     pub fn get_registry(&self) -> &Registry {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_metric_help_text` is never used
[INFO] [stderr]    --> src/prometheus_metrics.rs:189:8
[INFO] [stderr]     |
[INFO] [stderr] 189 | pub fn get_metric_help_text() -> &'static str {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tops-worker` (bin "tops-worker" test) generated 35 warnings (5 duplicates) (run `cargo fix --bin "tops-worker" -p tops-worker --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tops_worker-49be2ec1dd2c490d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tops_worker-1357280f9b121356)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tops_worker
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6eeb710e88296cf2c322c9886ca35205354ea91491e76e5af34210d5fc8c3b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eeb710e88296cf2c322c9886ca35205354ea91491e76e5af34210d5fc8c3b2b", kill_on_drop: false }`
[INFO] [stdout] 6eeb710e88296cf2c322c9886ca35205354ea91491e76e5af34210d5fc8c3b2b
