[INFO] fetching crate rusty-p4 0.1.0-alpha.2... [INFO] checking rusty-p4-0.1.0-alpha.2 against beta for pr-78714 [INFO] extracting crate rusty-p4 0.1.0-alpha.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate rusty-p4 0.1.0-alpha.2 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rusty-p4 0.1.0-alpha.2 [INFO] finished tweaking crates.io crate rusty-p4 0.1.0-alpha.2 [INFO] tweaked toml for crates.io crate rusty-p4 0.1.0-alpha.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded pin-project-internal v0.4.0-alpha.11 [INFO] [stderr] Downloaded futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded grpcio v0.5.4 [INFO] [stderr] Downloaded grpcio-compiler v0.5.0 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio-io v0.2.0-alpha.5 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-codec v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-sync v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-net v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-fs v0.2.0-alpha.5 [INFO] [stderr] Downloaded futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio-timer v0.3.0-alpha.5 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded pin-project v0.4.0-alpha.11 [INFO] [stderr] Downloaded tokio-macros v0.2.0-alpha.5 [INFO] [stderr] Downloaded futures01 v0.1.30 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded grpcio-sys v0.5.4 [INFO] [stderr] Downloaded rusty-p4-proto v0.1.0-alpha.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5aec57ad45b584d0181129b21a4ca06c811399ea40a6686eb2ba1e0fb5b583db [INFO] running `Command { std: "docker" "start" "-a" "5aec57ad45b584d0181129b21a4ca06c811399ea40a6686eb2ba1e0fb5b583db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5aec57ad45b584d0181129b21a4ca06c811399ea40a6686eb2ba1e0fb5b583db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5aec57ad45b584d0181129b21a4ca06c811399ea40a6686eb2ba1e0fb5b583db", kill_on_drop: false }` [INFO] [stdout] 5aec57ad45b584d0181129b21a4ca06c811399ea40a6686eb2ba1e0fb5b583db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc3456423d1e8f3501d9154356178bf9ccb770374259e40d953ef53ea33535cb [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" "cc3456423d1e8f3501d9154356178bf9ccb770374259e40d953ef53ea33535cb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling pin-project-internal v0.4.0-alpha.11 [INFO] [stderr] Compiling bindgen v0.51.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Checking futures01 v0.1.30 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling derive-new v0.5.8 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.5 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Checking pin-project v0.4.0-alpha.11 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.5 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.5 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling grpcio-compiler v0.5.0 [INFO] [stderr] Compiling rusty-p4-proto v0.1.0-alpha.1 [INFO] [stderr] Compiling grpcio-sys v0.5.4 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling prost-derive v0.5.0 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.18 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.18/src/lib.rs:4:38 [INFO] [stdout] | [INFO] [stdout] 4 | #![cfg_attr(feature = "async-await", feature(async_await))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [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 E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-util-preview` [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] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "cc3456423d1e8f3501d9154356178bf9ccb770374259e40d953ef53ea33535cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc3456423d1e8f3501d9154356178bf9ccb770374259e40d953ef53ea33535cb", kill_on_drop: false }` [INFO] [stdout] cc3456423d1e8f3501d9154356178bf9ccb770374259e40d953ef53ea33535cb