[INFO] fetching crate differential-dataflow 0.12.0...
[INFO] testing differential-dataflow-0.12.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate differential-dataflow 0.12.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate differential-dataflow 0.12.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate differential-dataflow 0.12.0
[INFO] finished tweaking crates.io crate differential-dataflow 0.12.0
[INFO] tweaked toml for crates.io crate differential-dataflow 0.12.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate differential-dataflow 0.12.0 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" "+1.75.0" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded memmap v0.5.2
[INFO] [stderr]   Downloaded timely_logging v0.12.0
[INFO] [stderr]   Downloaded abomonation_derive v0.5.0
[INFO] [stderr]   Downloaded timely_bytes v0.12.0
[INFO] [stderr]   Downloaded futures-executor v0.3.13
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded abomonation v0.7.3
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded futures v0.3.13
[INFO] [stderr]   Downloaded syn v1.0.63
[INFO] [stderr]   Downloaded libz-sys v1.1.2
[INFO] [stderr]   Downloaded serde v1.0.124
[INFO] [stderr]   Downloaded timely v0.12.0
[INFO] [stderr]   Downloaded serde_derive v1.0.124
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.3
[INFO] [stderr]   Downloaded timely_communication v0.12.0
[INFO] [stderr]   Downloaded rdkafka-sys v2.1.0+1.5.0
[INFO] [stderr]   Downloaded graph_map v0.1.0
[INFO] [stderr]   Downloaded rdkafka v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24a5cd59e3f4135cee66f7ec3eb0302e7a6d648444039a675dcc945f47cc7888
[INFO] running `Command { std: "docker" "start" "-a" "24a5cd59e3f4135cee66f7ec3eb0302e7a6d648444039a675dcc945f47cc7888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24a5cd59e3f4135cee66f7ec3eb0302e7a6d648444039a675dcc945f47cc7888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a5cd59e3f4135cee66f7ec3eb0302e7a6d648444039a675dcc945f47cc7888", kill_on_drop: false }`
[INFO] [stdout] 24a5cd59e3f4135cee66f7ec3eb0302e7a6d648444039a675dcc945f47cc7888
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 735fa8c20b8c2636216169d677b4d9e6faf62446df3f0ef9a243480d7957df6b
[INFO] running `Command { std: "docker" "start" "-a" "735fa8c20b8c2636216169d677b4d9e6faf62446df3f0ef9a243480d7957df6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling abomonation v0.7.3
[INFO] [stderr]    Compiling timely_bytes v0.12.0
[INFO] [stderr]    Compiling timely_logging v0.12.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling abomonation_derive v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling timely_communication v0.12.0
[INFO] [stderr]    Compiling timely v0.12.0
[INFO] [stderr]    Compiling differential-dataflow v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn join(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn meet(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/operators/arrange/arrangement.rs:411:19
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].into_iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 408 ~                 let frontier = IntoIterator::into_iter([
[INFO] [stdout] 409 |                     capability.as_ref().map(|c| c.time().clone()),
[INFO] [stdout] 410 |                     input1.frontier().frontier().get(0).cloned(),
[INFO] [stdout] 411 ~                 ]).cloned().filter_map(|t| t).min();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.34s
[INFO] running `Command { std: "docker" "inspect" "735fa8c20b8c2636216169d677b4d9e6faf62446df3f0ef9a243480d7957df6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735fa8c20b8c2636216169d677b4d9e6faf62446df3f0ef9a243480d7957df6b", kill_on_drop: false }`
[INFO] [stdout] 735fa8c20b8c2636216169d677b4d9e6faf62446df3f0ef9a243480d7957df6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb33d5782917c650f0b652bd4404a9a253bc50c204938e57a310cf054796cb7e
[INFO] running `Command { std: "docker" "start" "-a" "cb33d5782917c650f0b652bd4404a9a253bc50c204938e57a310cf054796cb7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling rdkafka-sys v2.1.0+1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling memmap v0.5.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling graph_map v0.1.0
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn join(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn meet(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/operators/arrange/arrangement.rs:411:19
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].into_iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 408 ~                 let frontier = IntoIterator::into_iter([
[INFO] [stdout] 409 |                     capability.as_ref().map(|c| c.time().clone()),
[INFO] [stdout] 410 |                     input1.frontier().frontier().get(0).cloned(),
[INFO] [stdout] 411 ~                 ]).cloned().filter_map(|t| t).min();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_enum v0.5.1
[INFO] [stderr]    Compiling rdkafka v0.24.0
[INFO] [stderr]    Compiling differential-dataflow v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn join(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn meet(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/operators/arrange/arrangement.rs:411:19
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].into_iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 408 ~                 let frontier = IntoIterator::into_iter([
[INFO] [stdout] 409 |                     capability.as_ref().map(|c| c.time().clone()),
[INFO] [stdout] 410 |                     input1.frontier().frontier().get(0).cloned(),
[INFO] [stdout] 411 ~                 ]).cloned().filter_map(|t| t).min();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `differential-dataflow` (example "monoid-bfs")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name monoid_bfs examples/monoid-bfs.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 --cfg 'feature="default"' -C metadata=88cc11587de1aaf9 -C extra-filename=-88cc11587de1aaf9 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern abomonation=/opt/rustwide/target/debug/deps/libabomonation-bc51c3f3278c66a1.rlib --extern abomonation_derive=/opt/rustwide/target/debug/deps/libabomonation_derive-60a59ba78e9573f3.so --extern bincode=/opt/rustwide/target/debug/deps/libbincode-ae2becf6cc331e50.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-776134c0f10ee8e7.rlib --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-30ccdcbc443f0311.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-18bf5144d055e772.rlib --extern graph_map=/opt/rustwide/target/debug/deps/libgraph_map-89950e5bb7775c19.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-c4806f0e68a1b895.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-ed8a341fed01be68.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-0a85ba8b0eb1bb56.rlib --extern rdkafka=/opt/rustwide/target/debug/deps/librdkafka-624483012373f416.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-ebaf1b285a70326e.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-034758464f77ea51.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d925560bba4677c3.rlib --extern timely=/opt/rustwide/target/debug/deps/libtimely-62d5c86655bc8ef6.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/rdkafka-sys-8e28d337e45a4aa1/out/src` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb33d5782917c650f0b652bd4404a9a253bc50c204938e57a310cf054796cb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb33d5782917c650f0b652bd4404a9a253bc50c204938e57a310cf054796cb7e", kill_on_drop: false }`
[INFO] [stdout] cb33d5782917c650f0b652bd4404a9a253bc50c204938e57a310cf054796cb7e
[INFO] testing differential-dataflow-0.12.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate differential-dataflow 0.12.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate differential-dataflow 0.12.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate differential-dataflow 0.12.0
[INFO] finished tweaking crates.io crate differential-dataflow 0.12.0
[INFO] tweaked toml for crates.io crate differential-dataflow 0.12.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate differential-dataflow 0.12.0 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 372776229d49a774e30bccf8a0cb67d88bab655bae06e0cb31d64c5aeab66da6
[INFO] running `Command { std: "docker" "start" "-a" "372776229d49a774e30bccf8a0cb67d88bab655bae06e0cb31d64c5aeab66da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "372776229d49a774e30bccf8a0cb67d88bab655bae06e0cb31d64c5aeab66da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372776229d49a774e30bccf8a0cb67d88bab655bae06e0cb31d64c5aeab66da6", kill_on_drop: false }`
[INFO] [stdout] 372776229d49a774e30bccf8a0cb67d88bab655bae06e0cb31d64c5aeab66da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4857044fffa58fe08d45a943e9fcb1eeeb6d9a7bb3bcfe666479c2e9ba59910e
[INFO] running `Command { std: "docker" "start" "-a" "4857044fffa58fe08d45a943e9fcb1eeeb6d9a7bb3bcfe666479c2e9ba59910e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling timely_logging v0.12.0
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling abomonation v0.7.3
[INFO] [stderr]    Compiling timely_bytes v0.12.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling abomonation_derive v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling timely_communication v0.12.0
[INFO] [stderr]    Compiling timely v0.12.0
[INFO] [stderr]    Compiling differential-dataflow v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn join(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn meet(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/operators/arrange/arrangement.rs:411:19
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].into_iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 408 ~                 let frontier = IntoIterator::into_iter([
[INFO] [stdout] 409 |                     capability.as_ref().map(|c| c.time().clone()),
[INFO] [stdout] 410 |                     input1.frontier().frontier().get(0).cloned(),
[INFO] [stdout] 411 ~                 ]).cloned().filter_map(|t| t).min();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.12s
[INFO] running `Command { std: "docker" "inspect" "4857044fffa58fe08d45a943e9fcb1eeeb6d9a7bb3bcfe666479c2e9ba59910e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4857044fffa58fe08d45a943e9fcb1eeeb6d9a7bb3bcfe666479c2e9ba59910e", kill_on_drop: false }`
[INFO] [stdout] 4857044fffa58fe08d45a943e9fcb1eeeb6d9a7bb3bcfe666479c2e9ba59910e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17e1bd4ac8431f0419f9190a02d9a41d2f46a1cafd7474788854ec190a0fe617
[INFO] running `Command { std: "docker" "start" "-a" "17e1bd4ac8431f0419f9190a02d9a41d2f46a1cafd7474788854ec190a0fe617", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling rdkafka-sys v2.1.0+1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling memmap v0.5.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn join(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lattice.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn meet(&self, &Self) -> Self;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/operators/arrange/arrangement.rs:411:19
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].into_iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 ].iter().cloned().filter_map(|t| t).min();
[INFO] [stdout]     |                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 408 ~                 let frontier = IntoIterator::into_iter([
[INFO] [stdout] 409 |                     capability.as_ref().map(|c| c.time().clone()),
[INFO] [stdout] 410 |                     input1.frontier().frontier().get(0).cloned(),
[INFO] [stdout] 411 ~                 ]).cloned().filter_map(|t| t).min();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling graph_map v0.1.0
[INFO] [stderr]    Compiling num_enum v0.5.1
[INFO] [stderr]    Compiling rdkafka v0.24.0
[INFO] [stderr]    Compiling differential-dataflow v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `differential-dataflow` (test "scc")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustc --crate-name scc tests/scc.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=79a191c936687b69 -C extra-filename=-79a191c936687b69 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern abomonation=/opt/rustwide/target/debug/deps/libabomonation-99d880717a8ef896.rlib --extern abomonation_derive=/opt/rustwide/target/debug/deps/libabomonation_derive-f1bb867ee7450973.so --extern bincode=/opt/rustwide/target/debug/deps/libbincode-331c2fc9e55a52be.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-66043869386c58c8.rlib --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-0bf86684f195148c.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-953831fe314029b4.rlib --extern graph_map=/opt/rustwide/target/debug/deps/libgraph_map-62a39357182cbde7.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-6f587e72f655031d.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-da2be5a5be115078.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-19ee6e65fd5367d3.rlib --extern rdkafka=/opt/rustwide/target/debug/deps/librdkafka-f0937fd4d499c4bd.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-15e8d7e473dcf2d3.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a6fb4f8089eba267.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b98d7cc4534a03a2.rlib --extern timely=/opt/rustwide/target/debug/deps/libtimely-d9fecd4f0dd54120.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/rdkafka-sys-64a5d8f3823e0753/out/src` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "17e1bd4ac8431f0419f9190a02d9a41d2f46a1cafd7474788854ec190a0fe617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e1bd4ac8431f0419f9190a02d9a41d2f46a1cafd7474788854ec190a0fe617", kill_on_drop: false }`
[INFO] [stdout] 17e1bd4ac8431f0419f9190a02d9a41d2f46a1cafd7474788854ec190a0fe617
