[INFO] fetching crate futures-util 0.3.8... [INFO] checking futures-util-0.3.8 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate futures-util 0.3.8 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate futures-util 0.3.8 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures-util 0.3.8 [INFO] finished tweaking crates.io crate futures-util 0.3.8 [INFO] tweaked toml for crates.io crate futures-util 0.3.8 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d96b0be7d90d1243e6219a7fe1f3daf9b113a7e68c3e168ce6e42dfc9fc40bb [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" "8d96b0be7d90d1243e6219a7fe1f3daf9b113a7e68c3e168ce6e42dfc9fc40bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d96b0be7d90d1243e6219a7fe1f3daf9b113a7e68c3e168ce6e42dfc9fc40bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d96b0be7d90d1243e6219a7fe1f3daf9b113a7e68c3e168ce6e42dfc9fc40bb", kill_on_drop: false }` [INFO] [stdout] 8d96b0be7d90d1243e6219a7fe1f3daf9b113a7e68c3e168ce6e42dfc9fc40bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc833f03cf08fe08ae76104167788d96266b2f569200c712ca1ede08d0d32c05 [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" "cc833f03cf08fe08ae76104167788d96266b2f569200c712ca1ede08d0d32c05", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures` [INFO] [stdout] --> benches/futures_unordered.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::channel::oneshot; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `futures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures` [INFO] [stdout] --> benches/futures_unordered.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::executor::block_on; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `futures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures` [INFO] [stdout] --> benches/futures_unordered.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::stream::{StreamExt, FuturesUnordered}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `futures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures` [INFO] [stdout] --> benches/futures_unordered.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use futures::task::Poll; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `futures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `futures` [INFO] [stdout] --> benches/futures_unordered.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::future; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `futures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `oneshot` [INFO] [stdout] --> benches/futures_unordered.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | let (tx, rx) = oneshot::channel(); [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `oneshot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Poll` [INFO] [stdout] --> benches/futures_unordered.rs:36:24 [INFO] [stdout] | [INFO] [stdout] 36 | if let Poll::Ready(None) = rxs.poll_next_unpin(cx) { [INFO] [stdout] | ^^^^ use of undeclared type `Poll` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `FuturesUnordered` [INFO] [stdout] --> benches/futures_unordered.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | let mut rxs = FuturesUnordered::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 4 | use futures_util::stream::FuturesUnordered; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `block_on` in this scope [INFO] [stdout] --> benches/futures_unordered.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | block_on(future::poll_fn(move |cx| { [INFO] [stdout] | ^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Poll` [INFO] [stdout] --> benches/futures_unordered.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | Poll::Ready(()) [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 4 | use core::task::Poll; [INFO] [stdout] | [INFO] [stdout] 4 | use crate::thread::thread::env::sys::ext::net::sys_common::backtrace::backtrace_rs::symbolize::gimli::mystd::task::Poll; [INFO] [stdout] | [INFO] [stdout] 4 | use futures_core::__private::Poll; [INFO] [stdout] | [INFO] [stdout] 4 | use futures_task::Poll; [INFO] [stdout] | [INFO] [stdout] and 3 other candidates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 10 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-util` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "cc833f03cf08fe08ae76104167788d96266b2f569200c712ca1ede08d0d32c05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc833f03cf08fe08ae76104167788d96266b2f569200c712ca1ede08d0d32c05", kill_on_drop: false }` [INFO] [stdout] cc833f03cf08fe08ae76104167788d96266b2f569200c712ca1ede08d0d32c05