[INFO] fetching crate enstream 0.3.0...
[INFO] testing enstream-0.3.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate enstream 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate enstream 0.3.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enstream 0.3.0
[INFO] finished tweaking crates.io crate enstream 0.3.0
[INFO] tweaked toml for crates.io crate enstream 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pinned-aliasable v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9f4e6424ab2ab3e85d9486d9507a4b6d7e3f736d6224c3425014c434e70cbb0
[INFO] running `Command { std: "docker" "start" "-a" "f9f4e6424ab2ab3e85d9486d9507a4b6d7e3f736d6224c3425014c434e70cbb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9f4e6424ab2ab3e85d9486d9507a4b6d7e3f736d6224c3425014c434e70cbb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f4e6424ab2ab3e85d9486d9507a4b6d7e3f736d6224c3425014c434e70cbb0", kill_on_drop: false }`
[INFO] [stdout] f9f4e6424ab2ab3e85d9486d9507a4b6d7e3f736d6224c3425014c434e70cbb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 706bb8ee65646f753ca1fc2a5b2b2d153c67e04f60dff8343d1ed599fef320f4
[INFO] running `Command { std: "docker" "start" "-a" "706bb8ee65646f753ca1fc2a5b2b2d153c67e04f60dff8343d1ed599fef320f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling pinned-aliasable v0.1.3
[INFO] [stderr]    Compiling enstream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "706bb8ee65646f753ca1fc2a5b2b2d153c67e04f60dff8343d1ed599fef320f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706bb8ee65646f753ca1fc2a5b2b2d153c67e04f60dff8343d1ed599fef320f4", kill_on_drop: false }`
[INFO] [stdout] 706bb8ee65646f753ca1fc2a5b2b2d153c67e04f60dff8343d1ed599fef320f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9572061b3b09c7b0b86748e6b0c8f03d58da4fa8c0ee718f7641cc11f2d81b69
[INFO] running `Command { std: "docker" "start" "-a" "9572061b3b09c7b0b86748e6b0c8f03d58da4fa8c0ee718f7641cc11f2d81b69", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling enstream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/yield_in_drop.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: item constrains opaque type that is not in its signature
[INFO] [stdout]   --> tests/yield_in_drop.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |     ) -> <Self as HandlerFnLifetime<'_, Box<u32>>>::Fut {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout] note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> tests/yield_in_drop.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn call(
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: item constrains opaque type that is not in its signature
[INFO] [stdout]   --> tests/yield_in_drop.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |     ) -> <Self as HandlerFnLifetime<'_, Box<u32>>>::Fut {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout] note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> tests/yield_in_drop.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         async {
[INFO] [stdout] 31 | |             let _yields_in_drop = YieldsInDrop { yielder };
[INFO] [stdout] 32 | |             std::future::pending().await
[INFO] [stdout] 33 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enstream` (test "yield_in_drop") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9572061b3b09c7b0b86748e6b0c8f03d58da4fa8c0ee718f7641cc11f2d81b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9572061b3b09c7b0b86748e6b0c8f03d58da4fa8c0ee718f7641cc11f2d81b69", kill_on_drop: false }`
[INFO] [stdout] 9572061b3b09c7b0b86748e6b0c8f03d58da4fa8c0ee718f7641cc11f2d81b69
[INFO] testing enstream-0.3.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate enstream 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate enstream 0.3.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enstream 0.3.0
[INFO] finished tweaking crates.io crate enstream 0.3.0
[INFO] tweaked toml for crates.io crate enstream 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eca64c8e2d33840f5b7cc59cc5e7f9f7c5c620440f464a89f81d0ea68a65512
[INFO] running `Command { std: "docker" "start" "-a" "4eca64c8e2d33840f5b7cc59cc5e7f9f7c5c620440f464a89f81d0ea68a65512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eca64c8e2d33840f5b7cc59cc5e7f9f7c5c620440f464a89f81d0ea68a65512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eca64c8e2d33840f5b7cc59cc5e7f9f7c5c620440f464a89f81d0ea68a65512", kill_on_drop: false }`
[INFO] [stdout] 4eca64c8e2d33840f5b7cc59cc5e7f9f7c5c620440f464a89f81d0ea68a65512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88b047d04dac71d6a601e524b3555ae1cfb8db0e0145184dca6e196ee8374104
[INFO] running `Command { std: "docker" "start" "-a" "88b047d04dac71d6a601e524b3555ae1cfb8db0e0145184dca6e196ee8374104", kill_on_drop: false }`
[INFO] [stderr]    Compiling pinned-aliasable v0.1.3
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling enstream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "88b047d04dac71d6a601e524b3555ae1cfb8db0e0145184dca6e196ee8374104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b047d04dac71d6a601e524b3555ae1cfb8db0e0145184dca6e196ee8374104", kill_on_drop: false }`
[INFO] [stdout] 88b047d04dac71d6a601e524b3555ae1cfb8db0e0145184dca6e196ee8374104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fe643d94b6322d376c6ee42887f0b0351233893d7398b39c76350f0b281d8ad
[INFO] running `Command { std: "docker" "start" "-a" "4fe643d94b6322d376c6ee42887f0b0351233893d7398b39c76350f0b281d8ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling enstream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> tests/yield_in_drop.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: item constrains opaque type that is not in its signature
[INFO] [stdout]   --> tests/yield_in_drop.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |     ) -> <Self as HandlerFnLifetime<'_, Box<u32>>>::Fut {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout] note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> tests/yield_in_drop.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn call(
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: item constrains opaque type that is not in its signature
[INFO] [stdout]   --> tests/yield_in_drop.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |     ) -> <Self as HandlerFnLifetime<'_, Box<u32>>>::Fut {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout] note: this item must mention the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> tests/yield_in_drop.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         async {
[INFO] [stdout] 31 | |             let _yields_in_drop = YieldsInDrop { yielder };
[INFO] [stdout] 32 | |             std::future::pending().await
[INFO] [stdout] 33 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enstream` (test "yield_in_drop") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4fe643d94b6322d376c6ee42887f0b0351233893d7398b39c76350f0b281d8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe643d94b6322d376c6ee42887f0b0351233893d7398b39c76350f0b281d8ad", kill_on_drop: false }`
[INFO] [stdout] 4fe643d94b6322d376c6ee42887f0b0351233893d7398b39c76350f0b281d8ad
