[INFO] cloning repository https://github.com/kurtlawrence/papyrus [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kurtlawrence/papyrus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurtlawrence%2Fpapyrus", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurtlawrence%2Fpapyrus'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5f1c1751ddae20f931ccb0b0511469199bf811ce [INFO] documenting kurtlawrence/papyrus 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%2Fkurtlawrence%2Fpapyrus" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kurtlawrence/papyrus 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/kurtlawrence/papyrus [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/kurtlawrence/papyrus [INFO] tweaked toml for git repo https://github.com/kurtlawrence/papyrus written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/kurtlawrence/papyrus 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] error: the lock file /workspace/builds/worker-4/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml"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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded humantime v2.0.1 [INFO] [stderr] Downloaded stacker v0.1.11 [INFO] [stderr] Downloaded rustc-ap-rustc_span v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v671.0.0 [INFO] [stderr] Downloaded mio v0.7.0 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_session v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v671.0.0 [INFO] [stderr] Downloaded oorandom v11.1.2 [INFO] [stderr] Downloaded psm v0.1.11 [INFO] [stderr] Downloaded annotate-snippets v0.8.0 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v671.0.0 [INFO] [stderr] Downloaded racer-interner v0.1.0 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded tinytemplate v1.1.0 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded term_cursor v0.2.1 [INFO] [stderr] Downloaded rls-span v0.5.2 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded rustc-ap-rustc_target v671.0.0 [INFO] [stderr] Downloaded termize v0.1.1 [INFO] [stderr] Downloaded signal-hook v0.1.16 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v671.0.0 [INFO] [stderr] Downloaded racer-cargo-metadata v0.1.1 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] [stderr] Downloaded base91 v0.0.1 [INFO] [stderr] Downloaded blake3 v0.3.6 [INFO] [stderr] Downloaded rustc-rayon-core v0.3.0 [INFO] [stderr] Downloaded cmdtree v0.10.1 [INFO] [stderr] Downloaded kserd v0.4.1 [INFO] [stderr] Downloaded colored v2.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v671.0.0 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded term_size v0.3.2 [INFO] [stderr] Downloaded crossterm v0.17.7 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v671.0.0 [INFO] [stderr] Downloaded racer v2.1.37 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v671.0.0 [INFO] [stderr] Downloaded rustc-rayon v0.3.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v671.0.0 [INFO] [stderr] Downloaded measureme v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 210bfdaf384a124b89d64db42430a98832f70a530c1a71df8918dbbb288403b4 [INFO] running `Command { std: "docker" "start" "-a" "210bfdaf384a124b89d64db42430a98832f70a530c1a71df8918dbbb288403b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "210bfdaf384a124b89d64db42430a98832f70a530c1a71df8918dbbb288403b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "210bfdaf384a124b89d64db42430a98832f70a530c1a71df8918dbbb288403b4", kill_on_drop: false }` [INFO] [stdout] 210bfdaf384a124b89d64db42430a98832f70a530c1a71df8918dbbb288403b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 010b15051daf02f60d6de3ecd8912a5c532bce1ef2b775453c94cf99cb77d541 [INFO] running `Command { std: "docker" "start" "-a" "010b15051daf02f60d6de3ecd8912a5c532bce1ef2b775453c94cf99cb77d541", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling rustc-rayon-core v0.3.0 [INFO] [stderr] Checking rustc-ap-rustc_graphviz v671.0.0 [INFO] [stderr] Checking annotate-snippets v0.8.0 [INFO] [stderr] Checking rustc-ap-rustc_fs_util v671.0.0 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Checking base91 v0.0.1 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling psm v0.1.11 [INFO] [stderr] Compiling stacker v0.1.11 [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-671.0.0/lib.rs:278:1 [INFO] [stdout] | [INFO] [stdout] 278 | #![feature(rustc_private, nll)] [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-1.4.2/src/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-1.4.2/src/lib.rs:77:37 [INFO] [stdout] | [INFO] [stdout] 77 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling blake3 v0.3.6 [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/lock_api-0.3.4/src/lib.rs:91:34 [INFO] [stdout] | [INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn))] [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] Checking rustc-ap-rustc_lexer v671.0.0 [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] [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: build failed [INFO] running `Command { std: "docker" "inspect" "010b15051daf02f60d6de3ecd8912a5c532bce1ef2b775453c94cf99cb77d541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "010b15051daf02f60d6de3ecd8912a5c532bce1ef2b775453c94cf99cb77d541", kill_on_drop: false }` [INFO] [stdout] 010b15051daf02f60d6de3ecd8912a5c532bce1ef2b775453c94cf99cb77d541