[INFO] cloning repository https://github.com/dvc94ch/rust-ipld [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvc94ch/rust-ipld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-ipld", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-ipld'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d783a279afc030f8c2702d23a1d0b849fd743f52 [INFO] documenting dvc94ch/rust-ipld 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%2Fdvc94ch%2Frust-ipld" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dvc94ch/rust-ipld 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/dvc94ch/rust-ipld [INFO] removed workspace from git repo https://github.com/dvc94ch/rust-ipld [INFO] removed path dependency dag-cbor from git repo https://github.com/dvc94ch/rust-ipld [INFO] removed path dependency dag-cbor-derive from git repo https://github.com/dvc94ch/rust-ipld [INFO] removed path dependency libipld-base from git repo https://github.com/dvc94ch/rust-ipld [INFO] removed path dependency libipld-macro from git repo https://github.com/dvc94ch/rust-ipld [INFO] finished tweaking git repo https://github.com/dvc94ch/rust-ipld [INFO] tweaked toml for git repo https://github.com/dvc94ch/rust-ipld written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/dvc94ch/rust-ipld 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] warning: dependency (dag-cbor) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (dag-cbor-derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (libipld-base) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (libipld-macro) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/dvc94ch/rust-cid` [INFO] [stderr] Updating git repository `https://github.com/multiformats/rust-multibase` [INFO] [stderr] Updating git repository `https://github.com/dvc94ch/rust-multihash` [INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/dvc94ch/rust-cid` [INFO] [stderr] Updating git repository `https://github.com/multiformats/rust-multibase` [INFO] [stderr] Updating git repository `https://github.com/dvc94ch/rust-multihash` [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] warning: dependency (dag-cbor) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (dag-cbor-derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (libipld-base) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (libipld-macro) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded byte-slice-cast v0.3.5 [INFO] [stderr] Downloaded seahash v3.0.7 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded libipld-base v0.1.0 [INFO] [stderr] Downloaded tiny-multihash v0.4.5 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded parity-scale-codec-derive v1.2.1 [INFO] [stderr] Downloaded tiny-multihash-derive v0.4.0 [INFO] [stderr] Downloaded futures-timer v0.4.0 [INFO] [stderr] Downloaded parity-scale-codec v1.3.4 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded async-macros v1.0.0 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded dag-cbor v0.1.0 [INFO] [stderr] Downloaded async-trait v0.1.40 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded fasthash v0.4.0 [INFO] [stderr] Downloaded fasthash-sys v0.3.2 [INFO] [stderr] Downloaded async-std v0.99.8 [INFO] [stderr] Downloaded dag-cbor-derive v0.1.0 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded cid v0.4.0 [INFO] [stderr] Downloaded unsigned-varint v0.3.3 [INFO] [stderr] Downloaded multihash v0.10.1 [INFO] [stderr] Downloaded xoroshiro128 v0.3.0 [INFO] [stderr] Downloaded integer-encoding v1.1.5 [INFO] [stderr] Downloaded data-encoding v2.3.0 [INFO] [stderr] Downloaded tiny-cid v0.2.5 [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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 03c8247ca6071ec36126ef865775b843466fe9cebee4d65c269f602a202e55aa [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" "03c8247ca6071ec36126ef865775b843466fe9cebee4d65c269f602a202e55aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03c8247ca6071ec36126ef865775b843466fe9cebee4d65c269f602a202e55aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03c8247ca6071ec36126ef865775b843466fe9cebee4d65c269f602a202e55aa", kill_on_drop: false }` [INFO] [stdout] 03c8247ca6071ec36126ef865775b843466fe9cebee4d65c269f602a202e55aa [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" "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] 6c94f04467603a090c947825890ee77ca492624501a9d7d47989cdf9427a78b3 [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" "6c94f04467603a090c947825890ee77ca492624501a9d7d47989cdf9427a78b3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: dependency (dag-cbor) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (dag-cbor-derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (libipld-base) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: dependency (libipld-macro) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Compiling data-encoding v2.3.0 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking base-x v0.2.6 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking byte-slice-cast v0.3.5 [INFO] [stderr] Checking subtle v2.2.3 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Checking unsigned-varint v0.5.0 [INFO] [stderr] Checking unsigned-varint v0.3.3 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Compiling integer-encoding v1.1.5 [INFO] [stderr] Checking seahash v3.0.7 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Checking async-macros v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking async-task v1.3.1 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking xoroshiro128 v0.3.0 [INFO] [stderr] Checking blake2b_simd v0.5.10 [INFO] [stderr] Checking blake2s_simd v0.5.10 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking strobe-rs v0.5.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling fasthash-sys v0.3.2 [INFO] [stderr] Checking multihash v0.10.1 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking sha2 v0.9.1 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking fasthash v0.4.0 [INFO] [stderr] Compiling synstructure v0.12.4 [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 multihash_derive v0.1.0 (https://github.com/dvc94ch/rust-multihash?branch=cli#dc503070) [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling data-encoding-macro-internal v0.1.8 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling async-trait v0.1.40 [INFO] [stderr] Compiling dag-cbor-derive v0.1.0 [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] [stderr] Checking data-encoding-macro v0.1.8 [INFO] [stderr] Checking multibase v0.8.0 [INFO] [stderr] Checking multibase v0.8.0 (https://github.com/multiformats/rust-multibase#c0dc41ad) [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" "6c94f04467603a090c947825890ee77ca492624501a9d7d47989cdf9427a78b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c94f04467603a090c947825890ee77ca492624501a9d7d47989cdf9427a78b3", kill_on_drop: false }` [INFO] [stdout] 6c94f04467603a090c947825890ee77ca492624501a9d7d47989cdf9427a78b3