[INFO] fetching crate dumb-exec 0.0.7...
[INFO] checking dumb-exec-0.0.7 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate dumb-exec 0.0.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate dumb-exec 0.0.7 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dumb-exec 0.0.7
[INFO] finished tweaking crates.io crate dumb-exec 0.0.7
[INFO] tweaked toml for crates.io crate dumb-exec 0.0.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f7f0b8604a85b60768421c760cb86e50b1748f23be0bfdd3f132d6c8f92777a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f7f0b8604a85b60768421c760cb86e50b1748f23be0bfdd3f132d6c8f92777a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f7f0b8604a85b60768421c760cb86e50b1748f23be0bfdd3f132d6c8f92777a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7f0b8604a85b60768421c760cb86e50b1748f23be0bfdd3f132d6c8f92777a", kill_on_drop: false }`
[INFO] [stdout] 6f7f0b8604a85b60768421c760cb86e50b1748f23be0bfdd3f132d6c8f92777a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fa39b6603a580c40c36ab363eec2481edebc3093787cad79b1bb65251408177
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1fa39b6603a580c40c36ab363eec2481edebc3093787cad79b1bb65251408177", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking dumb-exec v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `futures::task::LocalWaker`
[INFO] [stdout]   --> src/lib.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 | use futures::task::{LocalSpawn, LocalWaker, Poll, Spawn, SpawnError};
[INFO] [stdout]    |                                 ^^^^^^^^^^ no `LocalWaker` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `futures::task::LocalWaker`, `futures::task::UnsafeWake`
[INFO] [stdout]   --> src/cached.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::task::{LocalSpawn, LocalWaker, Poll, Spawn, SpawnError, UnsafeWake, Waker};
[INFO] [stdout]    |                                 ^^^^^^^^^^ no `LocalWaker` in `task` ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures::task::UnsafeWake`
[INFO] [stdout]  --> src/wake.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::task::{UnsafeWake, Waker};
[INFO] [stdout]   |                     ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures::task::LocalWaker`
[INFO] [stdout]   --> src/lib.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 | use futures::task::{LocalSpawn, LocalWaker, Poll, Spawn, SpawnError};
[INFO] [stdout]    |                                 ^^^^^^^^^^ no `LocalWaker` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `futures::task::LocalWaker`, `futures::task::UnsafeWake`
[INFO] [stdout]   --> src/cached.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::task::{LocalSpawn, LocalWaker, Poll, Spawn, SpawnError, UnsafeWake, Waker};
[INFO] [stdout]    |                                 ^^^^^^^^^^ no `LocalWaker` in `task` ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures::task::UnsafeWake`
[INFO] [stdout]  --> src/wake.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::task::{UnsafeWake, Waker};
[INFO] [stdout]   |                     ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/lib.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 Poll::Pending => atomic::spin_loop_hint(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dumb-exec`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/lib.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 Poll::Pending => atomic::spin_loop_hint(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1fa39b6603a580c40c36ab363eec2481edebc3093787cad79b1bb65251408177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa39b6603a580c40c36ab363eec2481edebc3093787cad79b1bb65251408177", kill_on_drop: false }`
[INFO] [stdout] 1fa39b6603a580c40c36ab363eec2481edebc3093787cad79b1bb65251408177