[INFO] fetching crate differential-dataflow 0.12.0... [INFO] checking differential-dataflow-0.12.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate differential-dataflow 0.12.0 into /workspace/builds/worker-106/source [INFO] validating manifest of crates.io crate differential-dataflow 0.12.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-106/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6d1ffb6912b509e86baac1d7480e3f9d6116f560ce03e1b800b6132b4ede429 [INFO] running `Command { std: "docker" "start" "-a" "c6d1ffb6912b509e86baac1d7480e3f9d6116f560ce03e1b800b6132b4ede429", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6d1ffb6912b509e86baac1d7480e3f9d6116f560ce03e1b800b6132b4ede429", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6d1ffb6912b509e86baac1d7480e3f9d6116f560ce03e1b800b6132b4ede429", kill_on_drop: false }` [INFO] [stdout] c6d1ffb6912b509e86baac1d7480e3f9d6116f560ce03e1b800b6132b4ede429 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f5ecf0fa33faaffdcdc8ab335575aed213cccf44616cad914d19b6ea3153df8 [INFO] running `Command { std: "docker" "start" "-a" "2f5ecf0fa33faaffdcdc8ab335575aed213cccf44616cad914d19b6ea3153df8", kill_on_drop: false }` [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 autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-sink v0.3.13 [INFO] [stderr] Checking futures-core v0.3.13 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking futures-task v0.3.13 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking timely_logging v0.12.0 [INFO] [stderr] Checking timely_bytes v0.12.0 [INFO] [stderr] Checking abomonation v0.7.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling rdkafka-sys v2.1.0+1.5.0 [INFO] [stderr] Checking memmap v0.5.2 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking graph_map v0.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling abomonation_derive v0.5.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking timely_communication v0.12.0 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking bincode v1.3.2 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Checking timely v0.12.0 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling num_enum_derive v0.5.1 [INFO] [stderr] Checking 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] Checking num_enum v0.5.1 [INFO] [stderr] Checking rdkafka v0.24.0 [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 [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] [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 [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 40.28s [INFO] running `Command { std: "docker" "inspect" "2f5ecf0fa33faaffdcdc8ab335575aed213cccf44616cad914d19b6ea3153df8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f5ecf0fa33faaffdcdc8ab335575aed213cccf44616cad914d19b6ea3153df8", kill_on_drop: false }` [INFO] [stdout] 2f5ecf0fa33faaffdcdc8ab335575aed213cccf44616cad914d19b6ea3153df8