[INFO] cloning repository https://github.com/estk/xmlschemer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/estk/xmlschemer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festk%2Fxmlschemer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festk%2Fxmlschemer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e64a172284c43b7dc1d1978a9620cf6e3cfdf084 [INFO] documenting estk/xmlschemer 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%2Festk%2Fxmlschemer" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/estk/xmlschemer 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/estk/xmlschemer [INFO] removed path dependency serde-xml-rs from git repo https://github.com/estk/xmlschemer [INFO] finished tweaking git repo https://github.com/estk/xmlschemer [INFO] tweaked toml for git repo https://github.com/estk/xmlschemer written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/estk/xmlschemer 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] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-14/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml"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] 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 blake2b_simd v0.5.10 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v669.0.0 [INFO] [stderr] Downloaded psm v0.1.11 [INFO] [stderr] Downloaded stable_deref_trait v1.2.0 [INFO] [stderr] Downloaded jobserver v0.1.21 [INFO] [stderr] Downloaded structopt-derive v0.4.10 [INFO] [stderr] Downloaded getopts v0.2.21 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_attr v669.0.0 [INFO] [stderr] Downloaded bytecount v0.6.0 [INFO] [stderr] Downloaded anyhow v1.0.32 [INFO] [stderr] Downloaded ignore v0.4.16 [INFO] [stderr] Downloaded if_chain v0.1.3 [INFO] [stderr] Downloaded redox_users v0.3.5 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded rustc-ap-rustc_target v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_session v669.0.0 [INFO] [stderr] Downloaded dirs-sys v0.3.5 [INFO] [stderr] Downloaded rustc-rayon-core v0.3.0 [INFO] [stderr] Downloaded rustc-rayon v0.3.0 [INFO] [stderr] Downloaded rustfmt-config_proc_macro v0.2.0 [INFO] [stderr] Downloaded rust-argon2 v0.8.2 [INFO] [stderr] Downloaded rustfmt-nightly v1.4.19 [INFO] [stderr] Downloaded term v0.6.1 [INFO] [stderr] Downloaded annotate-snippets v0.6.1 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v669.0.0 [INFO] [stderr] Downloaded globset v0.4.5 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v669.0.0 [INFO] [stderr] Downloaded cargo_metadata v0.8.2 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_passes v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_expand v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v669.0.0 [INFO] [stderr] Downloaded annotate-snippets v0.8.0 [INFO] [stderr] Downloaded termize v0.1.1 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v669.0.0 [INFO] [stderr] Downloaded miniz_oxide v0.4.1 [INFO] [stderr] Downloaded measureme v0.7.1 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v669.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v669.0.0 [INFO] [stderr] Downloaded stacker v0.1.11 [INFO] [stderr] Downloaded rustc-ap-rustc_span v669.0.0 [INFO] [stderr] Downloaded rustc-workspace-hack v1.0.0 [INFO] [stderr] Downloaded structopt v0.3.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 5446b88960a07979959a3ba776e886a19a625482b27bfff27260c92b0a4052cb [INFO] running `Command { std: "docker" "start" "-a" "5446b88960a07979959a3ba776e886a19a625482b27bfff27260c92b0a4052cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5446b88960a07979959a3ba776e886a19a625482b27bfff27260c92b0a4052cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5446b88960a07979959a3ba776e886a19a625482b27bfff27260c92b0a4052cb", kill_on_drop: false }` [INFO] [stdout] 5446b88960a07979959a3ba776e886a19a625482b27bfff27260c92b0a4052cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 805ba11fc201c8ac00506cf06b342c2fe7c3122b53fde9d47c758f35257b4b9a [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" "805ba11fc201c8ac00506cf06b342c2fe7c3122b53fde9d47c758f35257b4b9a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling rustc-rayon-core v0.3.0 [INFO] [stderr] Checking rustc-ap-rustc_graphviz v669.0.0 [INFO] [stderr] Compiling rustc-ap-rustc_ast v669.0.0 [INFO] [stderr] Compiling rustc-ap-rustc_target v669.0.0 [INFO] [stderr] Checking annotate-snippets v0.8.0 [INFO] [stderr] Checking rustc-ap-rustc_fs_util v669.0.0 [INFO] [stderr] Compiling rustc-ap-rustc_attr v669.0.0 [INFO] [stderr] Compiling rustfmt-nightly v1.4.19 [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Checking if_chain v0.1.3 [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/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] [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 rustc-ap-rustc_lexer 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/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] [stderr] Checking annotate-snippets v0.6.1 [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: could not compile `smallvec`. [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 previous error [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" "805ba11fc201c8ac00506cf06b342c2fe7c3122b53fde9d47c758f35257b4b9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "805ba11fc201c8ac00506cf06b342c2fe7c3122b53fde9d47c758f35257b4b9a", kill_on_drop: false }` [INFO] [stdout] 805ba11fc201c8ac00506cf06b342c2fe7c3122b53fde9d47c758f35257b4b9a