[INFO] cloning repository https://github.com/devenshah2018/task-scheduling [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devenshah2018/task-scheduling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevenshah2018%2Ftask-scheduling", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevenshah2018%2Ftask-scheduling'... 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[INFO] started tweaking git repo https://github.com/devenshah2018/task-scheduling [INFO] finished tweaking git repo https://github.com/devenshah2018/task-scheduling [INFO] tweaked toml for git repo https://github.com/devenshah2018/task-scheduling written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/devenshah2018/task-scheduling on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/devenshah2018/task-scheduling 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4198ac669f540b387f7c6a3bdb8034e68b1b6f0ef3cbbb22125deb521c690e48 [INFO] running `Command { std: "docker" "start" "-a" "4198ac669f540b387f7c6a3bdb8034e68b1b6f0ef3cbbb22125deb521c690e48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4198ac669f540b387f7c6a3bdb8034e68b1b6f0ef3cbbb22125deb521c690e48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4198ac669f540b387f7c6a3bdb8034e68b1b6f0ef3cbbb22125deb521c690e48", kill_on_drop: false }` [INFO] [stdout] 4198ac669f540b387f7c6a3bdb8034e68b1b6f0ef3cbbb22125deb521c690e48 [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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eaa7e3586e55df9d3d399427acd4092ed7588f767dc56be717968c2fcc918edb [INFO] running `Command { std: "docker" "start" "-a" "eaa7e3586e55df9d3d399427acd4092ed7588f767dc56be717968c2fcc918edb", kill_on_drop: false }` [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking iana-time-zone v0.1.64 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking mio v1.1.0 [INFO] [stderr] Checking socket2 v0.6.1 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking colored v2.2.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking cpu-gpu-scheduling v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/cpu.rs:12:58 [INFO] [stdout] | [INFO] [stdout] 12 | fn schedule_with_logger(&mut self, tasks: Vec, logger: Option<&DualLogger>) -> SchedulingMetrics { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/gpu.rs:97:70 [INFO] [stdout] | [INFO] [stdout] 97 | fn schedule_kernels_with_logger(&mut self, kernels: Vec, logger: Option<&DualLogger>) -> SchedulingMetrics { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/cpu.rs:12:58 [INFO] [stdout] | [INFO] [stdout] 12 | fn schedule_with_logger(&mut self, tasks: Vec, logger: Option<&DualLogger>) -> SchedulingMetrics { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/gpu.rs:97:70 [INFO] [stdout] | [INFO] [stdout] 97 | fn schedule_kernels_with_logger(&mut self, kernels: Vec, logger: Option<&DualLogger>) -> SchedulingMetrics { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct FCFSScheduler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 20 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 75 | pub struct RoundRobinScheduler { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 76 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 144 | pub struct SJFScheduler { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 145 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:267:5 [INFO] [stdout] | [INFO] [stdout] 266 | pub struct PriorityScheduler { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 267 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:394:5 [INFO] [stdout] | [INFO] [stdout] 393 | pub struct MLFQScheduler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 394 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/gpu.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 104 | pub struct FIFOGPUScheduler { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 105 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/gpu.rs:240:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub struct WarpScheduler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 240 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/gpu.rs:425:5 [INFO] [stdout] | [INFO] [stdout] 424 | pub struct DynamicPriorityGPUScheduler { [INFO] [stdout] | --------------------------- field in this struct [INFO] [stdout] 425 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `CooperativeScheduler` is never constructed [INFO] [stdout] --> src/hybrid.rs:386:12 [INFO] [stdout] | [INFO] [stdout] 386 | pub struct CooperativeScheduler { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `resources`, `cpu_cores`, and `data_transfer_queue` are never read [INFO] [stdout] --> src/hybrid.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct HybridScheduler { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 45 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 46 | cpu_cores: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | data_transfer_queue: VecDeque, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `accuracy_scores` is never read [INFO] [stdout] --> src/hybrid.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct WorkloadPredictor { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 56 | execution_history: HashMap, // (avg_cpu_time, avg_gpu_time) [INFO] [stdout] 57 | accuracy_scores: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WorkloadPredictor` 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 `resources`, `cpu_scheduler`, `gpu_scheduler`, and `task_splitter` are never read [INFO] [stdout] --> src/hybrid.rs:387:5 [INFO] [stdout] | [INFO] [stdout] 386 | pub struct CooperativeScheduler { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 387 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 388 | cpu_scheduler: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 389 | gpu_scheduler: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 390 | task_splitter: TaskSplitter, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cpu-gpu-scheduling` (lib test) due to 1 previous error; 13 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct FCFSScheduler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 20 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 75 | pub struct RoundRobinScheduler { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 76 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 144 | pub struct SJFScheduler { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 145 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:267:5 [INFO] [stdout] | [INFO] [stdout] 266 | pub struct PriorityScheduler { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 267 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/cpu.rs:394:5 [INFO] [stdout] | [INFO] [stdout] 393 | pub struct MLFQScheduler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 394 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/gpu.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 104 | pub struct FIFOGPUScheduler { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 105 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/gpu.rs:240:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub struct WarpScheduler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 240 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `resources` is never read [INFO] [stdout] --> src/gpu.rs:425:5 [INFO] [stdout] | [INFO] [stdout] 424 | pub struct DynamicPriorityGPUScheduler { [INFO] [stdout] | --------------------------- field in this struct [INFO] [stdout] 425 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `CooperativeScheduler` is never constructed [INFO] [stdout] --> src/hybrid.rs:386:12 [INFO] [stdout] | [INFO] [stdout] 386 | pub struct CooperativeScheduler { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `resources`, `cpu_cores`, and `data_transfer_queue` are never read [INFO] [stdout] --> src/hybrid.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct HybridScheduler { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 45 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 46 | cpu_cores: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | data_transfer_queue: VecDeque, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `accuracy_scores` is never read [INFO] [stdout] --> src/hybrid.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct WorkloadPredictor { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 56 | execution_history: HashMap, // (avg_cpu_time, avg_gpu_time) [INFO] [stdout] 57 | accuracy_scores: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WorkloadPredictor` 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 `resources`, `cpu_scheduler`, `gpu_scheduler`, and `task_splitter` are never read [INFO] [stdout] --> src/hybrid.rs:387:5 [INFO] [stdout] | [INFO] [stdout] 386 | pub struct CooperativeScheduler { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 387 | resources: ResourceConstraints, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 388 | cpu_scheduler: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 389 | gpu_scheduler: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 390 | task_splitter: TaskSplitter, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cpu-gpu-scheduling` (lib) due to 1 previous error; 13 warnings emitted [INFO] running `Command { std: "docker" "inspect" "eaa7e3586e55df9d3d399427acd4092ed7588f767dc56be717968c2fcc918edb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eaa7e3586e55df9d3d399427acd4092ed7588f767dc56be717968c2fcc918edb", kill_on_drop: false }` [INFO] [stdout] eaa7e3586e55df9d3d399427acd4092ed7588f767dc56be717968c2fcc918edb