[INFO] cloning repository https://github.com/jpoler/futures-0.3-compat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpoler/futures-0.3-compat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpoler%2Ffutures-0.3-compat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpoler%2Ffutures-0.3-compat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdec9e5473dbf38588361b3dc5a45f9686e9c66f
[INFO] testing jpoler/futures-0.3-compat against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpoler%2Ffutures-0.3-compat" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpoler/futures-0.3-compat on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpoler/futures-0.3-compat
[INFO] finished tweaking git repo https://github.com/jpoler/futures-0.3-compat
[INFO] tweaked toml for git repo https://github.com/jpoler/futures-0.3-compat written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/jpoler/futures-0.3-compat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: the cargo feature `rename-dependency` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#renaming-dependencies-in-cargotoml for more information about using this feature.
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang-nursery/futures-rs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded native-tls v0.2.1
[INFO] [stderr]   Downloaded want v0.0.6
[INFO] [stderr]   Downloaded futures v0.1.23
[INFO] [stderr]   Downloaded h2 v0.1.11
[INFO] [stderr]   Downloaded hyper-tls v0.3.0
[INFO] [stderr]   Downloaded tokio-fs v0.1.2
[INFO] [stderr]   Downloaded bytes v0.4.9
[INFO] [stderr]   Downloaded rand v0.5.4
[INFO] [stderr]   Downloaded schannel v0.1.13
[INFO] [stderr]   Downloaded hyper v0.12.7
[INFO] [stderr]   Downloaded cc v1.0.18
[INFO] [stderr]   Downloaded pkg-config v0.3.12
[INFO] [stderr]   Downloaded security-framework v0.2.1
[INFO] [stderr]   Downloaded string v0.1.1
[INFO] [stderr]   Downloaded http v0.1.8
[INFO] [stderr]   Downloaded rand_core v0.2.1
[INFO] [stderr]   Downloaded byteorder v1.2.4
[INFO] [stderr]   Downloaded tempfile v3.0.3
[INFO] [stderr]   Downloaded core-foundation v0.5.1
[INFO] [stderr]   Downloaded security-framework-sys v0.2.1
[INFO] [stderr]   Downloaded openssl v0.10.11
[INFO] [stderr]   Downloaded openssl-sys v0.9.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3893cf47a596cc78f5b90b23b9a50518298f423ac01c3891fa58c3e0cd044732
[INFO] running `Command { std: "docker" "start" "-a" "3893cf47a596cc78f5b90b23b9a50518298f423ac01c3891fa58c3e0cd044732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3893cf47a596cc78f5b90b23b9a50518298f423ac01c3891fa58c3e0cd044732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3893cf47a596cc78f5b90b23b9a50518298f423ac01c3891fa58c3e0cd044732", kill_on_drop: false }`
[INFO] [stdout] 3893cf47a596cc78f5b90b23b9a50518298f423ac01c3891fa58c3e0cd044732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 375d50b179a363f2a9d2335af20492095483dfd481893f74f24875d50b1adcfd
[INFO] running `Command { std: "docker" "start" "-a" "375d50b179a363f2a9d2335af20492095483dfd481893f74f24875d50b1adcfd", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: the cargo feature `rename-dependency` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#renaming-dependencies-in-cargotoml for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling openssl v0.10.11
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.2 (https://github.com/rust-lang-nursery/futures-rs?branch=master#86c40ff7)
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stdout] error[E0432]: unresolved import `core::mem::PinMut`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/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/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/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]   |                                help: a similar name exists in the module: `Future`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::mem::PinMut`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/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[E0432]: unresolved imports `core::task::Executor`, `core::task::LocalWaker`, `core::task::UnsafeWake`, `core::task::SpawnErrorKind`, `core::task::SpawnObjError`, `core::task::SpawnLocalObjError`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/src/task.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Context, Poll, Executor,
[INFO] [stdout]   |                    ^^^^^^^^ no `Executor` in `task`
[INFO] [stdout] 5 |     Waker, LocalWaker, UnsafeWake,
[INFO] [stdout]   |            ^^^^^^^^^^  ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            no `LocalWaker` 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] [stdout] error[E0432]: unresolved import `std::boxed::PinBox`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/src/stream.rs:128:27
[INFO] [stdout]     |
[INFO] [stdout] 128 |     use std::boxed::{Box, PinBox};
[INFO] [stdout]     |                           ^^^^^^ no `PinBox` in `boxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::task::local_waker`, `std::task::local_waker_from_nonlocal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/src/task.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub use std::task::{Wake, local_waker, local_waker_from_nonlocal};
[INFO] [stdout]    |                               ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ no `local_waker_from_nonlocal` in `task`
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               no `local_waker` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/86c40ff/futures-core/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(pin, arbitrary_self_types, futures_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[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` due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "375d50b179a363f2a9d2335af20492095483dfd481893f74f24875d50b1adcfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375d50b179a363f2a9d2335af20492095483dfd481893f74f24875d50b1adcfd", kill_on_drop: false }`
[INFO] [stdout] 375d50b179a363f2a9d2335af20492095483dfd481893f74f24875d50b1adcfd