[INFO] fetching crate futures-util 0.3.31... [INFO] checking futures-util-0.3.31 against try#306c6aded24f02440063be828ebe601fe5eb8323 for pr-133502-3 [INFO] extracting crate futures-util 0.3.31 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate futures-util 0.3.31 on toolchain 306c6aded24f02440063be828ebe601fe5eb8323 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures-util 0.3.31 [INFO] finished tweaking crates.io crate futures-util 0.3.31 [INFO] tweaked toml for crates.io crate futures-util 0.3.31 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 70 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.44.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7300d738a8083040839cb1003e262e495fbde961c238cd3591c4a3509e71e6a6 [INFO] running `Command { std: "docker" "start" "-a" "7300d738a8083040839cb1003e262e495fbde961c238cd3591c4a3509e71e6a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7300d738a8083040839cb1003e262e495fbde961c238cd3591c4a3509e71e6a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7300d738a8083040839cb1003e262e495fbde961c238cd3591c4a3509e71e6a6", kill_on_drop: false }` [INFO] [stdout] 7300d738a8083040839cb1003e262e495fbde961c238cd3591c4a3509e71e6a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 108e634b01fded0514b2410bdeb89b2214047d510d98d859fc241a9097e0abb9 [INFO] running `Command { std: "docker" "start" "-a" "108e634b01fded0514b2410bdeb89b2214047d510d98d859fc241a9097e0abb9", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking futures-util v0.3.31 (/opt/rustwide/workdir) [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/futures_unordered.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::channel::oneshot; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/select.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::executor::block_on; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/select.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::stream::{repeat, select, StreamExt}; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/futures_unordered.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::executor::block_on; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/flatten_unordered.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::channel::oneshot; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/flatten_unordered.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::executor::block_on; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/futures_unordered.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::stream::{FuturesUnordered, StreamExt}; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/futures_unordered.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use futures::task::Poll; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [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 unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `futures` [INFO] [stdout] --> benches/flatten_unordered.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::future; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/flatten_unordered.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::stream::{self, StreamExt}; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> benches/flatten_unordered.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use futures::task::Poll; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `futures` [INFO] [stdout] --> benches/flatten_unordered.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::stream::{self, StreamExt}; [INFO] [stdout] | ^^^^^^^ use of unresolved module or unlinked crate `futures` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-util` (bench "select") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed for `VecDeque<_>` [INFO] [stdout] --> benches/flatten_unordered.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut txs = VecDeque::with_capacity(STREAM_COUNT); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | let _ = tx.send(stream::iter(last..last + STREAM_ITEM_COUNT)); [INFO] [stdout] | ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `txs` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 21 | let mut txs: VecDeque = VecDeque::with_capacity(STREAM_COUNT); [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed for `VecDeque<_>` [INFO] [stdout] --> benches/futures_unordered.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut txs = VecDeque::with_capacity(NUM); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | let _ = tx.send("hello"); [INFO] [stdout] | ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `txs` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 19 | let mut txs: VecDeque = VecDeque::with_capacity(NUM); [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> benches/flatten_unordered.rs:39:19 [INFO] [stdout] | [INFO] [stdout] 39 | .map(|recv| recv.into_stream().map(|val| val.unwrap()).flatten()) [INFO] [stdout] | ^^^^ ----------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 39 | .map(|recv: /* Type */| recv.into_stream().map(|val| val.unwrap()).flatten()) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> benches/flatten_unordered.rs:39:49 [INFO] [stdout] | [INFO] [stdout] 39 | .map(|recv| recv.into_stream().map(|val| val.unwrap()).flatten()) [INFO] [stdout] | ^^^ ------ type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 39 | .map(|recv| recv.into_stream().map(|val: /* Type */| val.unwrap()).flatten()) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0432, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0432, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-util` (bench "futures_unordered") due to 6 previous errors [INFO] [stderr] error: could not compile `futures-util` (bench "flatten_unordered") due to 9 previous errors [INFO] running `Command { std: "docker" "inspect" "108e634b01fded0514b2410bdeb89b2214047d510d98d859fc241a9097e0abb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "108e634b01fded0514b2410bdeb89b2214047d510d98d859fc241a9097e0abb9", kill_on_drop: false }` [INFO] [stdout] 108e634b01fded0514b2410bdeb89b2214047d510d98d859fc241a9097e0abb9