[INFO] cloning repository https://github.com/isubasinghe/diff-dataflow-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isubasinghe/diff-dataflow-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisubasinghe%2Fdiff-dataflow-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisubasinghe%2Fdiff-dataflow-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8374676aeb82d49fe9a758e1a2cca6cf6a8cceb2
[INFO] testing isubasinghe/diff-dataflow-examples against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisubasinghe%2Fdiff-dataflow-examples" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/isubasinghe/diff-dataflow-examples on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/isubasinghe/diff-dataflow-examples
[INFO] finished tweaking git repo https://github.com/isubasinghe/diff-dataflow-examples
[INFO] tweaked toml for git repo https://github.com/isubasinghe/diff-dataflow-examples written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/isubasinghe/diff-dataflow-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4411502f2fd4370e1ab4e1685d89877e278cd73a032adc833ffb018c0ffda764
[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" "4411502f2fd4370e1ab4e1685d89877e278cd73a032adc833ffb018c0ffda764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4411502f2fd4370e1ab4e1685d89877e278cd73a032adc833ffb018c0ffda764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4411502f2fd4370e1ab4e1685d89877e278cd73a032adc833ffb018c0ffda764", kill_on_drop: false }`
[INFO] [stdout] 4411502f2fd4370e1ab4e1685d89877e278cd73a032adc833ffb018c0ffda764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb77a6a9fc9baab91a0400f79a1c89fdf9e391938eae160a3e1d75ba45527e00
[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" "eb77a6a9fc9baab91a0400f79a1c89fdf9e391938eae160a3e1d75ba45527e00", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling abomonation v0.7.3
[INFO] [stderr]    Compiling timely_bytes v0.10.0
[INFO] [stderr]    Compiling timely_logging v0.10.0
[INFO] [stderr]    Compiling timely_sort v0.1.6
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling abomonation_derive v0.3.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memmap v0.5.2
[INFO] [stderr]    Compiling graph_map v0.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling abomonation_derive v0.4.0
[INFO] [stderr]    Compiling timely_communication v0.10.0
[INFO] [stderr]    Compiling timely v0.10.0
[INFO] [stderr]    Compiling differential-dataflow v0.10.0
[INFO] [stderr]    Compiling graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `differential_dataflow::lattice::Lattice`
[INFO] [stdout]  --> src/bin/reachable.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use differential_dataflow::lattice::Lattice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Collection`
[INFO] [stdout]  --> src/bin/reachable.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use differential_dataflow::{AsCollection, Collection};
[INFO] [stdout]   |                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::lattice::Lattice`
[INFO] [stdout]  --> src/bin/neighbourhood.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use differential_dataflow::lattice::Lattice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Edge`, `Iter`
[INFO] [stdout]  --> src/bin/reachable.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use graphs::{Iter, Node, Edge};
[INFO] [stdout]   |              ^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `timely::dataflow::Scope`
[INFO] [stdout]  --> src/bin/reachable.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use timely::dataflow::Scope;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::operators::Iterate`
[INFO] [stdout]  --> src/bin/reachable.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use differential_dataflow::operators::Iterate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::operators::join::Join`
[INFO] [stdout]  --> src/bin/reachable.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use differential_dataflow::operators::join::Join;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::operators::reduce::Threshold`
[INFO] [stdout]  --> src/bin/reachable.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use differential_dataflow::operators::reduce::Threshold;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neighbours`
[INFO] [stdout]   --> src/bin/neighbourhood.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let neighbours = 
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbours`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `neighbourhoods`
[INFO] [stdout]    --> src/bin/neighbourhood.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn neighbourhoods<G>(edges: Collection<G, Edge<Node>>, source: Collection<G, (Node, Iter)>) -> Collection<G, (Node, Node)> 
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "eb77a6a9fc9baab91a0400f79a1c89fdf9e391938eae160a3e1d75ba45527e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb77a6a9fc9baab91a0400f79a1c89fdf9e391938eae160a3e1d75ba45527e00", kill_on_drop: false }`
[INFO] [stdout] eb77a6a9fc9baab91a0400f79a1c89fdf9e391938eae160a3e1d75ba45527e00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7cd7f3efffd3cd36697354b37094b5bf88a4a4b019e7cbc039ea7f8438f64388
[INFO] running `Command { std: "docker" "start" "-a" "7cd7f3efffd3cd36697354b37094b5bf88a4a4b019e7cbc039ea7f8438f64388", kill_on_drop: false }`
[INFO] [stderr]    Compiling graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `differential_dataflow::lattice::Lattice`
[INFO] [stdout]  --> src/bin/reachable.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use differential_dataflow::lattice::Lattice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Collection`
[INFO] [stdout]  --> src/bin/reachable.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use differential_dataflow::{AsCollection, Collection};
[INFO] [stdout]   |                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Edge`, `Iter`
[INFO] [stdout]  --> src/bin/reachable.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use graphs::{Iter, Node, Edge};
[INFO] [stdout]   |              ^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `timely::dataflow::Scope`
[INFO] [stdout]  --> src/bin/reachable.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use timely::dataflow::Scope;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::operators::Iterate`
[INFO] [stdout]  --> src/bin/reachable.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use differential_dataflow::operators::Iterate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::operators::join::Join`
[INFO] [stdout]  --> src/bin/reachable.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use differential_dataflow::operators::join::Join;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::operators::reduce::Threshold`
[INFO] [stdout]  --> src/bin/reachable.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use differential_dataflow::operators::reduce::Threshold;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `differential_dataflow::lattice::Lattice`
[INFO] [stdout]  --> src/bin/neighbourhood.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use differential_dataflow::lattice::Lattice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neighbours`
[INFO] [stdout]   --> src/bin/neighbourhood.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let neighbours = 
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbours`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `neighbourhoods`
[INFO] [stdout]    --> src/bin/neighbourhood.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn neighbourhoods<G>(edges: Collection<G, Edge<Node>>, source: Collection<G, (Node, Iter)>) -> Collection<G, (Node, Node)> 
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.74s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/graphs-8ad1730a38550501)
[INFO] [stderr]   Executable unittests src/bin/connected.rs (/opt/rustwide/target/debug/deps/connected-ecf17464cc816cda)
[INFO] [stderr]   Executable unittests src/bin/neighbourhood.rs (/opt/rustwide/target/debug/deps/neighbourhood-cb8edc95d60244db)
[INFO] [stderr]   Executable unittests src/bin/pagerank.rs (/opt/rustwide/target/debug/deps/pagerank-eb9620bf2861b58c)
[INFO] [stderr]   Executable unittests src/bin/parse.rs (/opt/rustwide/target/debug/deps/parse-9c8f7078fd8be55d)
[INFO] [stderr]   Executable unittests src/bin/reachable.rs (/opt/rustwide/target/debug/deps/reachable-6ea3372d3a7ded51)
[INFO] [stderr]   Executable unittests src/bin/sssp.rs (/opt/rustwide/target/debug/deps/sssp-ffe256dcddfa97a6)
[INFO] [stderr]   Executable unittests src/bin/triangles.rs (/opt/rustwide/target/debug/deps/triangles-491becad3f76b26c)
[INFO] running `Command { std: "docker" "inspect" "7cd7f3efffd3cd36697354b37094b5bf88a4a4b019e7cbc039ea7f8438f64388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd7f3efffd3cd36697354b37094b5bf88a4a4b019e7cbc039ea7f8438f64388", kill_on_drop: false }`
[INFO] [stdout] 7cd7f3efffd3cd36697354b37094b5bf88a4a4b019e7cbc039ea7f8438f64388
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 316cca65ef36af25ea46cd614b56d4c97fb29776509d4f2d2a358a0af4e45735
[INFO] running `Command { std: "docker" "start" "-a" "316cca65ef36af25ea46cd614b56d4c97fb29776509d4f2d2a358a0af4e45735", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `differential_dataflow::lattice::Lattice`
[INFO] [stderr]  --> src/bin/neighbourhood.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use differential_dataflow::lattice::Lattice;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `neighbours`
[INFO] [stderr]   --> src/bin/neighbourhood.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let neighbours = 
[INFO] [stderr]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbours`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `neighbourhoods`
[INFO] [stderr]    --> src/bin/neighbourhood.rs:100:4
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn neighbourhoods<G>(edges: Collection<G, Edge<Node>>, source: Collection<G, (Node, Iter)>) -> Collection<G, (Node, Node)> 
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `differential_dataflow::lattice::Lattice`
[INFO] [stderr]  --> src/bin/reachable.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use differential_dataflow::lattice::Lattice;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Collection`
[INFO] [stderr]  --> src/bin/reachable.rs:2:43
[INFO] [stderr]   |
[INFO] [stderr] 2 | use differential_dataflow::{AsCollection, Collection};
[INFO] [stderr]   |                                           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Edge`, `Iter`
[INFO] [stderr]  --> src/bin/reachable.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use graphs::{Iter, Node, Edge};
[INFO] [stderr]   |              ^^^^        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `timely::dataflow::Scope`
[INFO] [stderr]  --> src/bin/reachable.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use timely::dataflow::Scope;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `differential_dataflow::operators::Iterate`
[INFO] [stderr]  --> src/bin/reachable.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use differential_dataflow::operators::Iterate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `differential_dataflow::operators::join::Join`
[INFO] [stderr]  --> src/bin/reachable.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use differential_dataflow::operators::join::Join;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `differential_dataflow::operators::reduce::Threshold`
[INFO] [stderr]  --> src/bin/reachable.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use differential_dataflow::operators::reduce::Threshold;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `graphs` (bin "neighbourhood" test) generated 3 warnings
[INFO] [stderr] warning: `graphs` (bin "reachable" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graphs-8ad1730a38550501)
[INFO] [stderr]      Running unittests src/bin/connected.rs (/opt/rustwide/target/debug/deps/connected-ecf17464cc816cda)
[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] [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/bin/neighbourhood.rs (/opt/rustwide/target/debug/deps/neighbourhood-cb8edc95d60244db)
[INFO] [stderr]      Running unittests src/bin/pagerank.rs (/opt/rustwide/target/debug/deps/pagerank-eb9620bf2861b58c)
[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] [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/bin/parse.rs (/opt/rustwide/target/debug/deps/parse-9c8f7078fd8be55d)
[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/bin/reachable.rs (/opt/rustwide/target/debug/deps/reachable-6ea3372d3a7ded51)
[INFO] [stderr]      Running unittests src/bin/sssp.rs (/opt/rustwide/target/debug/deps/sssp-ffe256dcddfa97a6)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/bin/triangles.rs (/opt/rustwide/target/debug/deps/triangles-491becad3f76b26c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests graphs
[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] [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] [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" "316cca65ef36af25ea46cd614b56d4c97fb29776509d4f2d2a358a0af4e45735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316cca65ef36af25ea46cd614b56d4c97fb29776509d4f2d2a358a0af4e45735", kill_on_drop: false }`
[INFO] [stdout] 316cca65ef36af25ea46cd614b56d4c97fb29776509d4f2d2a358a0af4e45735