[INFO] cloning repository https://github.com/JCapucho/disrust-clif [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JCapucho/disrust-clif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCapucho%2Fdisrust-clif", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCapucho%2Fdisrust-clif'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b8120e0ecf08f176381c3f5fda6a982ad0fe88e2 [INFO] documenting JCapucho/disrust-clif 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%2FJCapucho%2Fdisrust-clif" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JCapucho/disrust-clif 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/JCapucho/disrust-clif [INFO] finished tweaking git repo https://github.com/JCapucho/disrust-clif [INFO] tweaked toml for git repo https://github.com/JCapucho/disrust-clif written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/JCapucho/disrust-clif 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 syn v1.0.36 [INFO] [stderr] Downloaded tungstenite v0.9.2 [INFO] [stderr] Downloaded annotate-snippets v0.8.0 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_target v669.0.0 [INFO] [stderr] Downloaded termize v0.1.1 [INFO] [stderr] Downloaded rustc-rayon-core v0.3.0 [INFO] [stderr] Downloaded bytecount v0.6.0 [INFO] [stderr] Downloaded cargo_metadata v0.8.2 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v669.0.0 [INFO] [stderr] Downloaded rustc-rayon v0.3.0 [INFO] [stderr] Downloaded annotate-snippets v0.6.1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.66 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.66 [INFO] [stderr] Downloaded rustc-workspace-hack v1.0.0 [INFO] [stderr] Downloaded rustfmt-config_proc_macro v0.2.0 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v669.0.0 [INFO] [stderr] Downloaded stacker v0.1.9 [INFO] [stderr] Downloaded structopt v0.3.15 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_passes v669.0.0 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.66 [INFO] [stderr] Downloaded anyhow v1.0.32 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v669.0.0 [INFO] [stderr] Downloaded untrusted v0.7.1 [INFO] [stderr] Downloaded wait-timeout v0.2.0 [INFO] [stderr] Downloaded rustc-ap-rustc_span v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_expand v669.0.0 [INFO] [stderr] Downloaded rustfmt-nightly v1.4.19 [INFO] [stderr] Downloaded tracing-subscriber v0.2.9 [INFO] [stderr] Downloaded command_attr v0.2.0 [INFO] [stderr] Downloaded proc-macro-error-attr v1.0.3 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v669.0.0 [INFO] [stderr] Downloaded reqwest v0.10.7 [INFO] [stderr] Downloaded wasm-bindgen v0.2.66 [INFO] [stderr] Downloaded hyper-rustls v0.21.0 [INFO] [stderr] Downloaded webpki-roots v0.18.0 [INFO] [stderr] Downloaded web-sys v0.3.43 [INFO] [stderr] Downloaded tokio-rustls v0.14.0 [INFO] [stderr] Downloaded webpki v0.21.3 [INFO] [stderr] Downloaded rustc-ap-rustc_attr v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v669.0.0 [INFO] [stderr] Downloaded measureme v0.7.1 [INFO] [stderr] Downloaded psm v0.1.10 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v669.0.0 [INFO] [stderr] Downloaded jobserver v0.1.21 [INFO] [stderr] Downloaded tracing v0.1.17 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded rust-argon2 v0.8.2 [INFO] [stderr] Downloaded proc-macro-error v1.0.3 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.16 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v669.0.0 [INFO] [stderr] Downloaded structopt-derive v0.4.8 [INFO] [stderr] Downloaded tracing-core v0.1.11 [INFO] [stderr] Downloaded rustls v0.18.0 [INFO] [stderr] Downloaded serenity v0.8.6 [INFO] [stderr] Downloaded ring v0.16.15 [INFO] [stderr] Downloaded rustc-ap-rustc_session v669.0.0 [INFO] [stderr] Downloaded md-5 v0.8.0 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded js-sys v0.3.43 [INFO] [stderr] Downloaded tracing-attributes v0.1.9 [INFO] [stderr] Downloaded uwl v0.6.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 38e25b0d3569aef16a00f539230c67f993b94ed242023254129c52b0f3f43183 [INFO] running `Command { std: "docker" "start" "-a" "38e25b0d3569aef16a00f539230c67f993b94ed242023254129c52b0f3f43183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38e25b0d3569aef16a00f539230c67f993b94ed242023254129c52b0f3f43183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38e25b0d3569aef16a00f539230c67f993b94ed242023254129c52b0f3f43183", kill_on_drop: false }` [INFO] [stdout] 38e25b0d3569aef16a00f539230c67f993b94ed242023254129c52b0f3f43183 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e5ff1d267f2378dea5c3f23d95c931ab3bb30aced97a1ca3d7e06d73de216752 [INFO] running `Command { std: "docker" "start" "-a" "e5ff1d267f2378dea5c3f23d95c931ab3bb30aced97a1ca3d7e06d73de216752", 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] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Checking smallvec v1.4.1 [INFO] [stderr] Compiling rustc-rayon-core v0.3.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking rustc-ap-rustc_graphviz v669.0.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling rustc-ap-rustc_target v669.0.0 [INFO] [stderr] Compiling rustc-ap-rustc_ast v669.0.0 [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Checking annotate-snippets v0.8.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Checking rustc-ap-rustc_fs_util v669.0.0 [INFO] [stderr] Compiling rustc-ap-rustc_attr v669.0.0 [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/smallvec-1.4.1/lib.rs:74:32 [INFO] [stdout] | [INFO] [stdout] 74 | #![cfg_attr(feature = "union", feature(untagged_unions))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/smallvec-1.4.1/lib.rs:76:37 [INFO] [stdout] | [INFO] [stdout] 76 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking adler32 v1.1.0 [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/rustc-ap-rustc_graphviz-669.0.0/lib.rs:278:1 [INFO] [stdout] | [INFO] [stdout] 278 | #![feature(rustc_private, nll)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking version_check v0.9.2 [INFO] [stderr] Compiling anyhow v1.0.32 [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 `rustc-ap-rustc_graphviz`. [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e5ff1d267f2378dea5c3f23d95c931ab3bb30aced97a1ca3d7e06d73de216752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5ff1d267f2378dea5c3f23d95c931ab3bb30aced97a1ca3d7e06d73de216752", kill_on_drop: false }` [INFO] [stdout] e5ff1d267f2378dea5c3f23d95c931ab3bb30aced97a1ca3d7e06d73de216752