[INFO] cloning repository https://github.com/nickyc975/PregelR [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickyc975/PregelR" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickyc975%2FPregelR", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickyc975%2FPregelR'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c185eddb49f1381a29aedf53dfd1fad2e4157ea9 [INFO] checking nickyc975/PregelR against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickyc975%2FPregelR" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nickyc975/PregelR on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nickyc975/PregelR [INFO] finished tweaking git repo https://github.com/nickyc975/PregelR [INFO] tweaked toml for git repo https://github.com/nickyc975/PregelR written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/nickyc975/PregelR already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 519b5c1c06dbd5327e5dd3175c724d56e9f8c81248fb1612ebce80dff04acfae [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "519b5c1c06dbd5327e5dd3175c724d56e9f8c81248fb1612ebce80dff04acfae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "519b5c1c06dbd5327e5dd3175c724d56e9f8c81248fb1612ebce80dff04acfae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "519b5c1c06dbd5327e5dd3175c724d56e9f8c81248fb1612ebce80dff04acfae", kill_on_drop: false }` [INFO] [stdout] 519b5c1c06dbd5327e5dd3175c724d56e9f8c81248fb1612ebce80dff04acfae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbf866235caa642aba9722919b5d6f89b5e0769d3ef6f83c2551f6b95cf7def5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cbf866235caa642aba9722919b5d6f89b5e0769d3ef6f83c2551f6b95cf7def5", kill_on_drop: false }` [INFO] [stderr] Checking pregel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/pregel/worker.rs:112:32 [INFO] [stdout] | [INFO] [stdout] 112 | fn mark_as_done(&mut self, id: i64) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> src/pregel/master.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | state: State, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `superstep` [INFO] [stdout] --> src/pregel/master.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | superstep: i64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `nworkers` [INFO] [stdout] --> src/pregel/master.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | nworkers: i64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `n_active_workers` [INFO] [stdout] --> src/pregel/master.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | n_active_workers: i64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `workers` [INFO] [stdout] --> src/pregel/master.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | workers: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `work_path` [INFO] [stdout] --> src/pregel/master.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | work_path: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edges_path` [INFO] [stdout] --> src/pregel/master.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | edges_path: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices_path` [INFO] [stdout] --> src/pregel/master.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | vertices_path: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edge_parser` [INFO] [stdout] --> src/pregel/master.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | edge_parser: Box (i64, i64, E)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertex_parser` [INFO] [stdout] --> src/pregel/master.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | vertex_parser: Box (i64, V)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `compute` [INFO] [stdout] --> src/pregel/master.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | compute: Box)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `combiner` [INFO] [stdout] --> src/pregel/master.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | combiner: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `aggregators` [INFO] [stdout] --> src/pregel/master.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | aggregators: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices` [INFO] [stdout] --> src/pregel/worker.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | vertices: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edges_path` [INFO] [stdout] --> src/pregel/worker.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | edges_path: &'a Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices_path` [INFO] [stdout] --> src/pregel/worker.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | vertices_path: &'a Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edge_parser` [INFO] [stdout] --> src/pregel/worker.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | edge_parser: &'a Box (i64, i64, E)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertex_parser` [INFO] [stdout] --> src/pregel/worker.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | vertex_parser: &'a Box (i64, V)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `compute` [INFO] [stdout] --> src/pregel/worker.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | compute: &'a Box)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pregel/worker.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `local_n_vertices` [INFO] [stdout] --> src/pregel/worker.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn local_n_vertices(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `local_n_edges` [INFO] [stdout] --> src/pregel/worker.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn local_n_edges(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/pregel/worker.rs:112:32 [INFO] [stdout] | [INFO] [stdout] 112 | fn mark_as_done(&mut self, id: i64) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> src/pregel/master.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | state: State, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `superstep` [INFO] [stdout] --> src/pregel/master.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | superstep: i64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `nworkers` [INFO] [stdout] --> src/pregel/master.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | nworkers: i64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `n_active_workers` [INFO] [stdout] --> src/pregel/master.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | n_active_workers: i64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `workers` [INFO] [stdout] --> src/pregel/master.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | workers: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `work_path` [INFO] [stdout] --> src/pregel/master.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | work_path: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edges_path` [INFO] [stdout] --> src/pregel/master.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | edges_path: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices_path` [INFO] [stdout] --> src/pregel/master.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | vertices_path: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edge_parser` [INFO] [stdout] --> src/pregel/master.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | edge_parser: Box (i64, i64, E)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertex_parser` [INFO] [stdout] --> src/pregel/master.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | vertex_parser: Box (i64, V)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `compute` [INFO] [stdout] --> src/pregel/master.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | compute: Box)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `combiner` [INFO] [stdout] --> src/pregel/master.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | combiner: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `aggregators` [INFO] [stdout] --> src/pregel/master.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | aggregators: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices` [INFO] [stdout] --> src/pregel/worker.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | vertices: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edges_path` [INFO] [stdout] --> src/pregel/worker.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | edges_path: &'a Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices_path` [INFO] [stdout] --> src/pregel/worker.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | vertices_path: &'a Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `edge_parser` [INFO] [stdout] --> src/pregel/worker.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | edge_parser: &'a Box (i64, i64, E)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertex_parser` [INFO] [stdout] --> src/pregel/worker.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | vertex_parser: &'a Box (i64, V)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `compute` [INFO] [stdout] --> src/pregel/worker.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | compute: &'a Box)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pregel/worker.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `local_n_vertices` [INFO] [stdout] --> src/pregel/worker.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn local_n_vertices(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `local_n_edges` [INFO] [stdout] --> src/pregel/worker.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn local_n_edges(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "cbf866235caa642aba9722919b5d6f89b5e0769d3ef6f83c2551f6b95cf7def5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbf866235caa642aba9722919b5d6f89b5e0769d3ef6f83c2551f6b95cf7def5", kill_on_drop: false }` [INFO] [stdout] cbf866235caa642aba9722919b5d6f89b5e0769d3ef6f83c2551f6b95cf7def5