[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] building isubasinghe/diff-dataflow-examples against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisubasinghe%2Fdiff-dataflow-examples" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/isubasinghe/diff-dataflow-examples on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/isubasinghe/diff-dataflow-examples 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c67d1f65a609b62c8fe6d718a9691513c900edc5992f3a57dde92a3c6ce5bf78 [INFO] running `Command { std: "docker" "start" "-a" "c67d1f65a609b62c8fe6d718a9691513c900edc5992f3a57dde92a3c6ce5bf78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c67d1f65a609b62c8fe6d718a9691513c900edc5992f3a57dde92a3c6ce5bf78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c67d1f65a609b62c8fe6d718a9691513c900edc5992f3a57dde92a3c6ce5bf78", kill_on_drop: false }` [INFO] [stdout] c67d1f65a609b62c8fe6d718a9691513c900edc5992f3a57dde92a3c6ce5bf78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78b5c4764baeeb0ea4572b84a5a9bb2874a095c7f827b22e4ddbd786a905dcfa [INFO] running `Command { std: "docker" "start" "-a" "78b5c4764baeeb0ea4572b84a5a9bb2874a095c7f827b22e4ddbd786a905dcfa", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling timely_logging v0.10.0 [INFO] [stderr] Compiling abomonation v0.7.3 [INFO] [stderr] Compiling timely_bytes v0.10.0 [INFO] [stderr] Compiling timely_sort v0.1.6 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling memmap v0.5.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling abomonation_derive v0.3.0 [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/neighbourhood.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use differential_dataflow::lattice::Lattice; [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 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `neighbourhoods` is never used [INFO] [stdout] --> src/bin/neighbourhood.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn neighbourhoods(edges: Collection>, source: Collection) -> Collection [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [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)]` (part of `#[warn(unused)]`) 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` and `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: unnecessary transmute [INFO] [stdout] --> src/bin/parse.rs:40:41 [INFO] [stdout] | [INFO] [stdout] 40 | node_writer.write(&unsafe { mem::transmute::<_, [u8; 8]>(cur_offset) }).unwrap(); [INFO] [stdout] | ----------------------------^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/bin/parse.rs:47:37 [INFO] [stdout] | [INFO] [stdout] 47 | edge_writer.write(&unsafe { mem::transmute::<_, [u8; 4]>(target) }).unwrap(); [INFO] [stdout] | ----------------------------^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/bin/parse.rs:53:37 [INFO] [stdout] | [INFO] [stdout] 53 | node_writer.write(&unsafe { mem::transmute::<_, [u8; 8]>(cur_offset) }).unwrap(); [INFO] [stdout] | ----------------------------^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `graphs` (bin "neighbourhood"); 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name neighbourhood --edition=2018 src/bin/neighbourhood.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=2d392ace12986d14 -C extra-filename=-ca838306fd652383 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-77f3cc2ae83b7a21.rlib --extern graph_map=/opt/rustwide/target/debug/deps/libgraph_map-3d18bd828fd8fb95.rlib --extern graphs=/opt/rustwide/target/debug/deps/libgraphs-58bf41596d07b883.rlib --extern timely=/opt/rustwide/target/debug/deps/libtimely-2b064f038187eab9.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "78b5c4764baeeb0ea4572b84a5a9bb2874a095c7f827b22e4ddbd786a905dcfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78b5c4764baeeb0ea4572b84a5a9bb2874a095c7f827b22e4ddbd786a905dcfa", kill_on_drop: false }` [INFO] [stdout] 78b5c4764baeeb0ea4572b84a5a9bb2874a095c7f827b22e4ddbd786a905dcfa