[INFO] fetching crate actix 0.12.0...
[INFO] checking actix-0.12.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate actix 0.12.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate actix 0.12.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix 0.12.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate actix 0.12.0
[INFO] tweaked toml for crates.io crate actix 0.12.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate crates.io crate actix 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c2661439cd8334284986d21cc79e59f6c27d4b80c5d8af8065367ffd34f8f26
[INFO] running `Command { std: "docker" "start" "-a" "2c2661439cd8334284986d21cc79e59f6c27d4b80c5d8af8065367ffd34f8f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c2661439cd8334284986d21cc79e59f6c27d4b80c5d8af8065367ffd34f8f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2661439cd8334284986d21cc79e59f6c27d4b80c5d8af8065367ffd34f8f26", kill_on_drop: false }`
[INFO] [stdout] 2c2661439cd8334284986d21cc79e59f6c27d4b80c5d8af8065367ffd34f8f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 525c8aba99c2febdcd5e3a7b25a9c2babf144da5103d40b08027820f6df7a4f3
[INFO] running `Command { std: "docker" "start" "-a" "525c8aba99c2febdcd5e3a7b25a9c2babf144da5103d40b08027820f6df7a4f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking actix-rt v2.2.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]    Compiling actix_derive v0.6.0
[INFO] [stderr]     Checking actix v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `FuturesOrdered` in `stream`
[INFO] [stdout]   --> tests/test_fut.rs:55:43
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut s = futures_util::stream::FuturesOrdered::new();
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^ could not find `FuturesOrdered` in `stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `actix` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `buffer_unordered` found for struct `futures_util::stream::Map` in the current scope
[INFO] [stdout]   --> tests/test_atomic_response.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 |         .buffer_unordered(7)
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^ method not found in `futures_util::stream::Map<futures_util::stream::Iter<std::vec::IntoIter<Num>>, [closure@tests/test_atomic_response.rs:38:14: 38:30]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "525c8aba99c2febdcd5e3a7b25a9c2babf144da5103d40b08027820f6df7a4f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525c8aba99c2febdcd5e3a7b25a9c2babf144da5103d40b08027820f6df7a4f3", kill_on_drop: false }`
[INFO] [stdout] 525c8aba99c2febdcd5e3a7b25a9c2babf144da5103d40b08027820f6df7a4f3
