[INFO] cloning repository https://github.com/Kroisse/futures-compat-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kroisse/futures-compat-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Ffutures-compat-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Ffutures-compat-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7406efdbc924eea9be8e9df359410a0a006961e
[INFO] checking Kroisse/futures-compat-example/c7406efdbc924eea9be8e9df359410a0a006961e against master#0028f344ce9f64766259577c998a1959ca1f6a0b for pr-153041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Ffutures-compat-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kroisse/futures-compat-example
[INFO] finished tweaking git repo https://github.com/Kroisse/futures-compat-example
[INFO] tweaked toml for git repo https://github.com/Kroisse/futures-compat-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kroisse/futures-compat-example on toolchain 0028f344ce9f64766259577c998a1959ca1f6a0b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0028f344ce9f64766259577c998a1959ca1f6a0b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kroisse/futures-compat-example 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" "+0028f344ce9f64766259577c998a1959ca1f6a0b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0028f344ce9f64766259577c998a1959ca1f6a0b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf917d23276720bc4c4f75929f16c20f8e519ae4657b6f4257eebf18d83cd08d
[INFO] running `Command { std: "docker" "start" "-a" "cf917d23276720bc4c4f75929f16c20f8e519ae4657b6f4257eebf18d83cd08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf917d23276720bc4c4f75929f16c20f8e519ae4657b6f4257eebf18d83cd08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf917d23276720bc4c4f75929f16c20f8e519ae4657b6f4257eebf18d83cd08d", kill_on_drop: false }`
[INFO] [stdout] cf917d23276720bc4c4f75929f16c20f8e519ae4657b6f4257eebf18d83cd08d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0028f344ce9f64766259577c998a1959ca1f6a0b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fccae96a04a74e0a399164f59e70c5342fc8e3c3a43045ddf45b984763915c1c
[INFO] running `Command { std: "docker" "start" "-a" "fccae96a04a74e0a399164f59e70c5342fc8e3c3a43045ddf45b984763915c1c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.3
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stdout] error[E0432]: unresolved import `core::mem::PinMut`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/future.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::mem::PinMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::future::FutureObj`, `core::future::LocalFutureObj`, `core::future::UnsafeFutureObj`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/future.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use core::future::{Future, FutureObj, LocalFutureObj, UnsafeFutureObj};
[INFO] [stdout]   |                                ^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^ no `UnsafeFutureObj` in `future`
[INFO] [stdout]   |                                |          |
[INFO] [stdout]   |                                |          no `LocalFutureObj` in `future`
[INFO] [stdout]   |                                no `FutureObj` in `future`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 6 - pub use core::future::{Future, FutureObj, LocalFutureObj, UnsafeFutureObj};
[INFO] [stdout] 6 + pub use core::future::{Future, Future, LocalFutureObj, UnsafeFutureObj};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::mem::PinMut`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/stream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::mem::PinMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `std` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/stream.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     use std::boxed::{Box, PinBox};
[INFO] [stdout]     |         ^^^ use of unresolved module or unlinked crate `std`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `std`, use `cargo add std` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `std` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/task.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub use std::task::{Wake, local_waker, local_waker_from_nonlocal};
[INFO] [stdout]    |             ^^^ use of unresolved module or unlinked crate `std`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `std`, use `cargo add std` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::task::Spawn`, `core::task::UnsafeWake`, `core::task::SpawnErrorKind`, `core::task::SpawnObjError`, `core::task::SpawnLocalObjError`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/task.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Context, Poll, Spawn,
[INFO] [stdout]   |                    ^^^^^ no `Spawn` in `task`
[INFO] [stdout] 5 |     Waker, LocalWaker, UnsafeWake,
[INFO] [stdout]   |                        ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout] 6 |     SpawnErrorKind, SpawnObjError, SpawnLocalObjError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ no `SpawnLocalObjError` in `task`
[INFO] [stdout]   |     |               |
[INFO] [stdout]   |     |               no `SpawnObjError` in `task`
[INFO] [stdout]   |     no `SpawnErrorKind` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stdout] error[E0433]: cannot find `std` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/stream.rs:163:33
[INFO] [stdout]     |
[INFO] [stdout] 163 |     impl<T: Unpin> Stream for ::std::collections::VecDeque<T> {
[INFO] [stdout]     |                                 ^^^ could not find `std` in the list of imported crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `std` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/stream.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     impl<S: Stream> Stream for ::std::panic::AssertUnwindSafe<S> {
[INFO] [stdout]     |                                  ^^^ could not find `std` in the list of imported crates
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]     |
[INFO] [stdout]   3 + use core::panic;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `panic`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 152 -     impl<S: Stream> Stream for ::std::panic::AssertUnwindSafe<S> {
[INFO] [stdout] 152 +     impl<S: Stream> Stream for panic::AssertUnwindSafe<S> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stdout] error[E0658]: use of unstable library feature `local_waker`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-core-preview-0.3.0-alpha.3/src/task.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Waker, LocalWaker, UnsafeWake,
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #118959 <https://github.com/rust-lang/rust/issues/118959> for more information
[INFO] [stdout]   = help: add `#![feature(local_waker)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2026-02-24; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-core-preview` (lib) due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fccae96a04a74e0a399164f59e70c5342fc8e3c3a43045ddf45b984763915c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fccae96a04a74e0a399164f59e70c5342fc8e3c3a43045ddf45b984763915c1c", kill_on_drop: false }`
[INFO] [stdout] fccae96a04a74e0a399164f59e70c5342fc8e3c3a43045ddf45b984763915c1c
