[INFO] fetching crate conrad 0.2.0...
[INFO] checking conrad-0.2.0 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate conrad 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate conrad 0.2.0
[INFO] finished tweaking crates.io crate conrad 0.2.0
[INFO] tweaked toml for crates.io crate conrad 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate conrad 0.2.0 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 229 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72c9d0e4d518134c11ee4b3934a55409d989a9e6fc5bed736bbdb456099b7c66
[INFO] running `Command { std: "docker" "start" "-a" "72c9d0e4d518134c11ee4b3934a55409d989a9e6fc5bed736bbdb456099b7c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c9d0e4d518134c11ee4b3934a55409d989a9e6fc5bed736bbdb456099b7c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c9d0e4d518134c11ee4b3934a55409d989a9e6fc5bed736bbdb456099b7c66", kill_on_drop: false }`
[INFO] [stdout] 72c9d0e4d518134c11ee4b3934a55409d989a9e6fc5bed736bbdb456099b7c66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8957aaa77ad84d3a603b4864a35195ee0e2b648a9fbdd2ebabcba94ada2a2d
[INFO] running `Command { std: "docker" "start" "-a" "8a8957aaa77ad84d3a603b4864a35195ee0e2b648a9fbdd2ebabcba94ada2a2d", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking tokio v1.52.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking conrad-core v0.2.0
[INFO] [stdout] error[E0277]: the trait bound `!: Default` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/conrad-core-0.2.0/src/auth.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |             .try_collect()
[INFO] [stdout]     |              ^^^^^^^^^^^ the trait `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-0.3.32/src/stream/try_stream/mod.rs:603:23
[INFO] [stdout]     |
[INFO] [stdout] 603 |     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/conrad-core-0.2.0/src/auth.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |             .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/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/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 by a bound in `futures::TryStreamExt::try_collect`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/src/stream/try_stream/mod.rs:603:33
[INFO] [stdout]     |
[INFO] [stdout] 603 |     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 `!: Default` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/conrad-core-0.2.0/src/auth.rs:338:14
[INFO] [stdout]     |
[INFO] [stdout] 338 |             .await?;
[INFO] [stdout]     |              ^^^^^ the trait `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<BufferUnordered<Map<Iter<FilterMap<..., ...>>, ...>>, !>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/conrad_core-1f735344346c4555.long-type-16586317247921800947.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/conrad-core-0.2.0/src/auth.rs:338:14
[INFO] [stdout]     |
[INFO] [stdout] 338 |             .await?;
[INFO] [stdout]     |              ^^^^^ the trait `Extend<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `Extend<()>` is implemented for `()`
[INFO] [stdout]    --> /rustc/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/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<BufferUnordered<Map<Iter<FilterMap<..., ...>>, ...>>, !>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/conrad_core-1f735344346c4555.long-type-16586317247921800947.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 `conrad-core` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "8a8957aaa77ad84d3a603b4864a35195ee0e2b648a9fbdd2ebabcba94ada2a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8957aaa77ad84d3a603b4864a35195ee0e2b648a9fbdd2ebabcba94ada2a2d", kill_on_drop: false }`
[INFO] [stdout] 8a8957aaa77ad84d3a603b4864a35195ee0e2b648a9fbdd2ebabcba94ada2a2d