[INFO] fetching crate differential-dataflow 0.12.0... [INFO] testing differential-dataflow-0.12.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate differential-dataflow 0.12.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate differential-dataflow 0.12.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-8/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: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f87d5664996ccf95c5a70c05043da76f3bc87c7f082b2ef1a2bdf31d3af3e30 [INFO] running `Command { std: "docker" "start" "-a" "6f87d5664996ccf95c5a70c05043da76f3bc87c7f082b2ef1a2bdf31d3af3e30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f87d5664996ccf95c5a70c05043da76f3bc87c7f082b2ef1a2bdf31d3af3e30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f87d5664996ccf95c5a70c05043da76f3bc87c7f082b2ef1a2bdf31d3af3e30", kill_on_drop: false }` [INFO] [stdout] 6f87d5664996ccf95c5a70c05043da76f3bc87c7f082b2ef1a2bdf31d3af3e30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9355074a92b368d068ee752af73eb90a2161e824e3b2e72d2c3f89eff6658c1d [INFO] running `Command { std: "docker" "start" "-a" "9355074a92b368d068ee752af73eb90a2161e824e3b2e72d2c3f89eff6658c1d", 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 autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling futures-sink v0.3.13 [INFO] [stderr] Compiling futures-core v0.3.13 [INFO] [stderr] Compiling abomonation v0.7.3 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-task v0.3.13 [INFO] [stderr] Compiling futures-io v0.3.13 [INFO] [stderr] Compiling timely_logging v0.12.0 [INFO] [stderr] Compiling timely_bytes v0.12.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling futures-channel v0.3.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [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] = note: `#[warn(anonymous_parameters)]` on by default [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 [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 [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] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [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 24.57s [INFO] running `Command { std: "docker" "inspect" "9355074a92b368d068ee752af73eb90a2161e824e3b2e72d2c3f89eff6658c1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9355074a92b368d068ee752af73eb90a2161e824e3b2e72d2c3f89eff6658c1d", kill_on_drop: false }` [INFO] [stdout] 9355074a92b368d068ee752af73eb90a2161e824e3b2e72d2c3f89eff6658c1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5db9070f86c1cabbf8cac8df8eb34bc7f80e5e1d63bfccca8f3b83360cdbba21 [INFO] running `Command { std: "docker" "start" "-a" "5db9070f86c1cabbf8cac8df8eb34bc7f80e5e1d63bfccca8f3b83360cdbba21", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling rdkafka-sys v2.1.0+1.5.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling futures-executor v0.3.13 [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] = note: `#[warn(anonymous_parameters)]` on by default [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 [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 [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] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [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 futures v0.3.13 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling bincode v1.3.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling memmap v0.5.2 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling graph_map v0.1.0 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling num_enum_derive v0.5.1 [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] = note: `#[warn(anonymous_parameters)]` on by default [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 [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `differential-dataflow` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name hello examples/hello.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=25b2441ec3fd1fd6 -C extra-filename=-25b2441ec3fd1fd6 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern abomonation=/opt/rustwide/target/debug/deps/libabomonation-c0a8d34cd97bed7f.rlib --extern abomonation_derive=/opt/rustwide/target/debug/deps/libabomonation_derive-2b6e3a6cad6159e4.so --extern bincode=/opt/rustwide/target/debug/deps/libbincode-3b96d4dcc077d4b8.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-c108165c88451b38.rlib --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-2a4c5a0f0a47cfa8.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-74d41fd10066a65d.rlib --extern graph_map=/opt/rustwide/target/debug/deps/libgraph_map-21d74620a152eec6.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-183bc5edf4dbc97c.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b990320039dbbaa1.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-904ccce77783dba4.rlib --extern rdkafka=/opt/rustwide/target/debug/deps/librdkafka-389659c19a810942.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-95a59deaa2b4f54b.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-26d6cb7987159605.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7eb14d94cf011824.rlib --extern timely=/opt/rustwide/target/debug/deps/libtimely-3073e082014f9d61.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/rdkafka-sys-a8a13a804cc11ddf/out/src` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [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] error: build failed [INFO] running `Command { std: "docker" "inspect" "5db9070f86c1cabbf8cac8df8eb34bc7f80e5e1d63bfccca8f3b83360cdbba21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5db9070f86c1cabbf8cac8df8eb34bc7f80e5e1d63bfccca8f3b83360cdbba21", kill_on_drop: false }` [INFO] [stdout] 5db9070f86c1cabbf8cac8df8eb34bc7f80e5e1d63bfccca8f3b83360cdbba21