[INFO] cloning repository https://github.com/wmain/frameripper-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wmain/frameripper-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmain%2Fframeripper-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmain%2Fframeripper-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ec82af2c1e25974f7c02e7044e6475e96f509f5 [INFO] documenting wmain/frameripper-rs against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmain%2Fframeripper-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wmain/frameripper-rs on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wmain/frameripper-rs [INFO] finished tweaking git repo https://github.com/wmain/frameripper-rs [INFO] tweaked toml for git repo https://github.com/wmain/frameripper-rs written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/wmain/frameripper-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.2 [INFO] [stderr] Downloaded snafu v0.5.0 [INFO] [stderr] Downloaded tokio-io v0.2.0-alpha.2 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded console v0.9.0 [INFO] [stderr] Downloaded arc-swap v0.4.1 [INFO] [stderr] Downloaded tokio-net v0.2.0-alpha.2 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded syn v0.15.43 [INFO] [stderr] Downloaded futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio-macros v0.2.0-alpha.2 [INFO] [stderr] Downloaded snafu-derive v0.5.0 [INFO] [stderr] Downloaded tokio v0.2.0-alpha.2 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded tokio-fs v0.2.0-alpha.2 [INFO] [stderr] Downloaded tokio-timer v0.3.0-alpha.2 [INFO] [stderr] Downloaded tokio-codec v0.2.0-alpha.2 [INFO] [stderr] Downloaded indicatif v0.12.0 [INFO] [stderr] Downloaded clicolors-control v1.0.1 [INFO] [stderr] Downloaded tokio-sync v0.2.0-alpha.2 [INFO] [stderr] Downloaded tracing-core v0.1.3 [INFO] [stderr] Downloaded tokio-process v0.3.0-alpha.2 [INFO] [stderr] Downloaded futures-join-macro-preview v0.3.0-alpha.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 297cddc80488d66b0cb315523b32a24391c3c1d5e818c5408a7b17174049aaf2 [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" "297cddc80488d66b0cb315523b32a24391c3c1d5e818c5408a7b17174049aaf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "297cddc80488d66b0cb315523b32a24391c3c1d5e818c5408a7b17174049aaf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "297cddc80488d66b0cb315523b32a24391c3c1d5e818c5408a7b17174049aaf2", kill_on_drop: false }` [INFO] [stdout] 297cddc80488d66b0cb315523b32a24391c3c1d5e818c5408a7b17174049aaf2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eb6ce9324503ee685f0e5da3748612d17844df60294e85e7633604374cfbb20e [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" "eb6ce9324503ee685f0e5da3748612d17844df60294e85e7633604374cfbb20e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling syn v0.15.43 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Checking arc-swap v0.4.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling doc-comment v0.3.1 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Checking tracing-core v0.1.3 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking gif v0.10.2 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking getrandom v0.1.8 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking signal-hook-registry v1.1.1 [INFO] [stderr] Checking backtrace-sys v0.1.31 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking backtrace v0.3.37 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.2 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.2 [INFO] [stderr] Checking console v0.9.0 [INFO] [stderr] Checking num-iter v0.1.39 [INFO] [stderr] Checking indicatif v0.12.0 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Compiling proc-macro-hack v0.5.8 [INFO] [stderr] Compiling snafu-derive v0.5.0 [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 tokio-macros v0.2.0-alpha.2 [INFO] [stderr] Checking snafu v0.5.0 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Checking tiff v0.2.2 [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] [stderr] Checking image v0.21.2 [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" "eb6ce9324503ee685f0e5da3748612d17844df60294e85e7633604374cfbb20e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb6ce9324503ee685f0e5da3748612d17844df60294e85e7633604374cfbb20e", kill_on_drop: false }` [INFO] [stdout] eb6ce9324503ee685f0e5da3748612d17844df60294e85e7633604374cfbb20e