[INFO] fetching crate rusty-p4 0.1.0-alpha.2... [INFO] testing rusty-p4-0.1.0-alpha.2 against 1.90.0 for beta-1.91-3 [INFO] extracting crate rusty-p4 0.1.0-alpha.2 into /workspace/builds/worker-4-tc1/source [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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rusty-p4 0.1.0-alpha.2 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 178 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (available: v1.10.1) [INFO] [stderr] Adding futures-channel-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-core-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-executor-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-io-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-join-macro-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-select-macro-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-sink-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-util-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding grpcio v0.5.4 (available: v0.13.0) [INFO] [stderr] Adding hex v0.3.2 (available: v0.4.3) [INFO] [stderr] Adding nom v5.1.3 (available: v8.0.0) [INFO] [stderr] Adding pin-project v0.4.0-alpha.11 (available: v0.4.30) [INFO] [stderr] Adding pin-project-internal v0.4.0-alpha.11 (available: v0.4.30) [INFO] [stderr] Adding pin-utils v0.1.0-alpha.4 (available: v0.1.0) [INFO] [stderr] Adding prost v0.5.0 (available: v0.14.1) [INFO] [stderr] Adding rusty-p4-proto v0.1.0-alpha.1 (available: v0.1.0-alpha.3) [INFO] [stderr] Adding tokio v0.2.0-alpha.5 (available: v0.2.25) [INFO] [stderr] Adding tokio-codec v0.2.0-alpha.5 (available: v0.2.0-alpha.6) [INFO] [stderr] Adding tokio-executor v0.2.0-alpha.5 (available: v0.2.0-alpha.6) [INFO] [stderr] Adding tokio-fs v0.2.0-alpha.5 (available: v0.2.0-alpha.6) [INFO] [stderr] Adding tokio-io v0.2.0-alpha.5 (available: v0.2.0-alpha.6) [INFO] [stderr] Adding tokio-macros v0.2.0-alpha.5 (available: v0.2.6) [INFO] [stderr] Adding tokio-net v0.2.0-alpha.5 (available: v0.2.0-alpha.6) [INFO] [stderr] Adding tokio-sync v0.2.0-alpha.5 (available: v0.2.0-alpha.6) [INFO] [stderr] Adding tokio-timer v0.3.0-alpha.5 (available: v0.3.0-alpha.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pin-utils v0.1.0-alpha.4 [INFO] [stderr] Downloaded proc-macro-nested v0.1.7 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio 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-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded prost v0.6.1 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded clang-sys v0.28.1 [INFO] [stderr] Downloaded grpcio v0.5.4 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio-net v0.2.0-alpha.5 [INFO] [stderr] Downloaded prost-types v0.6.1 [INFO] [stderr] Downloaded prost v0.5.0 [INFO] [stderr] Downloaded bindgen v0.51.1 [INFO] [stderr] Downloaded prost-types v0.5.0 [INFO] [stderr] Downloaded tokio-macros v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-codec v0.2.0-alpha.5 [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.5 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded prost-derive v0.6.1 [INFO] [stderr] Downloaded grpcio-compiler v0.5.0 [INFO] [stderr] Downloaded prost-derive v0.5.0 [INFO] [stderr] Downloaded tokio-fs v0.2.0-alpha.5 [INFO] [stderr] Downloaded pin-project v0.4.0-alpha.11 [INFO] [stderr] Downloaded tokio-io v0.2.0-alpha.5 [INFO] [stderr] Downloaded futures-io-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 tokio-sync v0.2.0-alpha.5 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded rusty-p4-proto v0.1.0-alpha.1 [INFO] [stderr] Downloaded grpcio-sys v0.5.4 [INFO] [stderr] Downloaded futures01 v0.1.31 [INFO] [stderr] Downloaded prost-build v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97f52d2d1b451488bcd63348388b23ecd9266b20400c32e52f6e161fd56d39e1 [INFO] running `Command { std: "docker" "start" "-a" "97f52d2d1b451488bcd63348388b23ecd9266b20400c32e52f6e161fd56d39e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97f52d2d1b451488bcd63348388b23ecd9266b20400c32e52f6e161fd56d39e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97f52d2d1b451488bcd63348388b23ecd9266b20400c32e52f6e161fd56d39e1", kill_on_drop: false }` [INFO] [stdout] 97f52d2d1b451488bcd63348388b23ecd9266b20400c32e52f6e161fd56d39e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea255dd913ba59e30a7fbba758371ed08da85832eba5c07bbcaf70bde78c53c4 [INFO] running `Command { std: "docker" "start" "-a" "ea255dd913ba59e30a7fbba758371ed08da85832eba5c07bbcaf70bde78c53c4", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling pin-project-internal v0.4.0-alpha.11 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling bindgen v0.51.1 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling protobuf v2.28.0 [INFO] [stderr] Compiling libz-sys v1.1.22 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Compiling multimap v0.8.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling futures01 v0.1.31 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.5 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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] | ^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since `1.39.0` and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling pin-project v0.4.0-alpha.11 [INFO] [stderr] Compiling tokio-io v0.2.0-alpha.5 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling tokio-codec v0.2.0-alpha.5 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling prost-derive v0.5.0 [INFO] [stderr] Compiling grpcio-compiler v0.5.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-util-preview` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ea255dd913ba59e30a7fbba758371ed08da85832eba5c07bbcaf70bde78c53c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea255dd913ba59e30a7fbba758371ed08da85832eba5c07bbcaf70bde78c53c4", kill_on_drop: false }` [INFO] [stdout] ea255dd913ba59e30a7fbba758371ed08da85832eba5c07bbcaf70bde78c53c4