[INFO] fetching crate parqbench 0.2.0...
[INFO] documenting parqbench-0.2.0 against 1.100.0-beta.1 for beta-rustdoc-1.100-2
[INFO] extracting crate parqbench 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate parqbench 0.2.0
[INFO] finished tweaking crates.io crate parqbench 0.2.0
[INFO] tweaked toml for crates.io crate parqbench 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parqbench 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parqbench 0.2.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4
[INFO] running `Command { std: "docker" "start" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error[E0277]: the trait bound `!: std::default::Default` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/datafusion-12.0.0/src/physical_plan/file_format/parquet.rs:780:30
[INFO] [stdout]     |
[INFO] [stdout] 780 | ...                   .try_collect()
[INFO] [stdout]     |                        ^^^^^^^^^^^ the trait `std::default::Default` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `futures::TryStreamExt::try_collect`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.21/src/stream/try_stream/mod.rs:580:23
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub trait TryStreamExt: TryStream {
[INFO] [stdout] ...
[INFO] [stdout] 580 |     fn try_collect<C: Default + Extend<Self::Ok>>(self) -> TryCollect<Self, C>
[INFO] [stdout]     |                       ^^^^^^^ required by this bound in `TryStreamExt::try_collect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: Extend<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/datafusion-12.0.0/src/physical_plan/file_format/parquet.rs:780:30
[INFO] [stdout]     |
[INFO] [stdout] 780 | ...                   .try_collect()
[INFO] [stdout]     |                        ^^^^^^^^^^^ the trait `Extend<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `Extend<()>` is implemented for `()`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/traits/collect.rs:454:0
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/datafusion-12.0.0/src/physical_plan/file_format/parquet.rs:779:30
[INFO] [stdout]     |
[INFO] [stdout] 775 |                 let stream = plan.execute(i, task_ctx)?;
[INFO] [stdout]     |                              -------------------------- this expression has type `Pin<Box<dyn RecordBatchStream + Send>>`
[INFO] [stdout] ...
[INFO] [stdout] 779 |                             .map(|batch| writer.write(&batch?))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `TryStream::Ok` is `()` here
[INFO] [stdout] note: required by a bound in `futures::TryStreamExt::try_collect`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.21/src/stream/try_stream/mod.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub trait TryStreamExt: TryStream {
[INFO] [stdout] ...
[INFO] [stdout] 580 |     fn try_collect<C: Default + Extend<Self::Ok>>(self) -> TryCollect<Self, C>
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^ required by this bound in `TryStreamExt::try_collect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: std::default::Default` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/datafusion-12.0.0/src/physical_plan/file_format/parquet.rs:781:30
[INFO] [stdout]     |
[INFO] [stdout] 781 | ...                   .await
[INFO] [stdout]     |                        ^^^^^ the trait `std::default::Default` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `TryCollect<Map<Pin<Box<_>>, {closure@...}>, !>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/datafusion/7bb38c7dcfa15fbb/out/datafusion-7bb38c7dcfa15fbb.long-type-3849982705337923086.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: Extend<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/datafusion-12.0.0/src/physical_plan/file_format/parquet.rs:781:30
[INFO] [stdout]     |
[INFO] [stdout] 781 | ...                   .await
[INFO] [stdout]     |                        ^^^^^ the trait `Extend<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `Extend<()>` is implemented for `()`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/traits/collect.rs:454:0
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `TryCollect<Map<Pin<Box<_>>, {closure@...}>, !>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/datafusion/7bb38c7dcfa15fbb/out/datafusion-7bb38c7dcfa15fbb.long-type-3849982705337923086.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `datafusion` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4", kill_on_drop: false }`
[INFO] [stdout] a1cf7149725304445c29c4e30ea66c72909f469e33f14140722cc8a2a495f0a4