[INFO] fetching crate voila 3.4.0... [INFO] documenting voila-3.4.0 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate voila 3.4.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate voila 3.4.0 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-13/source/rust-toolchain [INFO] started tweaking crates.io crate voila 3.4.0 [INFO] finished tweaking crates.io crate voila 3.4.0 [INFO] tweaked toml for crates.io crate voila 3.4.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate voila 3.4.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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 path-absolutize v3.0.11 [INFO] [stderr] Downloaded utf8-width v0.1.5 [INFO] [stderr] Downloaded enum_dispatch v0.3.7 [INFO] [stderr] Downloaded tinytest v0.1.1 [INFO] [stderr] Downloaded path-dedot v3.0.14 [INFO] [stderr] Downloaded byte-unit v4.0.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29e448f6455ec66263734c7317afaa332b1b012050b7b88410948f1cc0728bf2 [INFO] running `Command { std: "docker" "start" "-a" "29e448f6455ec66263734c7317afaa332b1b012050b7b88410948f1cc0728bf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29e448f6455ec66263734c7317afaa332b1b012050b7b88410948f1cc0728bf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29e448f6455ec66263734c7317afaa332b1b012050b7b88410948f1cc0728bf2", kill_on_drop: false }` [INFO] [stdout] 29e448f6455ec66263734c7317afaa332b1b012050b7b88410948f1cc0728bf2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc9fdb570e7bff5896157ca87141728e4395f4471d7747342d0e970d78fe6ef5 [INFO] running `Command { std: "docker" "start" "-a" "bc9fdb570e7bff5896157ca87141728e4395f4471d7747342d0e970d78fe6ef5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling beef v0.5.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking utf8-width v0.1.5 [INFO] [stderr] Checking tinytest v0.1.1 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking fs_extra v1.2.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking byte-unit v4.0.13 [INFO] [stderr] Checking path-dedot v3.0.14 [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 path-absolutize v3.0.11 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking tar v0.4.37 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking sha2 v0.9.8 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling logos-derive v0.12.0 [INFO] [stderr] Compiling enum_dispatch v0.3.7 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking logos v0.12.0 [INFO] [stderr] Documenting voila v3.4.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(format_args_capture)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `format_args_capture` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(once_cell)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(decl_macro)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 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 document `voila` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name voila src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2a31e5563161d641 -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-750966cfa58739ff.rmeta --extern async_stream=/opt/rustwide/target/debug/deps/libasync_stream-446f59e1ced405e5.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-b39ada61c5fa3205.so --extern bincode=/opt/rustwide/target/debug/deps/libbincode-a699e643bace80b8.rmeta --extern byte_unit=/opt/rustwide/target/debug/deps/libbyte_unit-898355410455f507.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-3269bb31abfd6231.rmeta --extern enum_dispatch=/opt/rustwide/target/debug/deps/libenum_dispatch-9b9c92ecb42a328c.so --extern flate2=/opt/rustwide/target/debug/deps/libflate2-96ac69dd3883b89e.rmeta --extern fs_extra=/opt/rustwide/target/debug/deps/libfs_extra-ad4e2b3c81d724d4.rmeta --extern logos=/opt/rustwide/target/debug/deps/liblogos-8ecad49ac73551f3.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-05cdc6da942a1386.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-de5d4c8a122bf37d.rmeta --extern path_absolutize=/opt/rustwide/target/debug/deps/libpath_absolutize-37176a3dc0e4c627.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-80292dd4ea8dd08d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-01d9c5dc0d72cf1f.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-56cf6677d22448c3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-84f5ac2e42d210b4.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-10d4860476b151b8.so --extern sha1=/opt/rustwide/target/debug/deps/libsha1-80afde6f57f74be4.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-d01023f87642446f.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-a217fb915eef0b04.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-92f1591d7179922f.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-87233b3ed56fcd01.rmeta --extern tinytest=/opt/rustwide/target/debug/deps/libtinytest-ebb8650a0b559a85.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-aa60abb9fe6cfa5b.rmeta --cap-lints=warn --crate-version 3.4.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "bc9fdb570e7bff5896157ca87141728e4395f4471d7747342d0e970d78fe6ef5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9fdb570e7bff5896157ca87141728e4395f4471d7747342d0e970d78fe6ef5", kill_on_drop: false }` [INFO] [stdout] bc9fdb570e7bff5896157ca87141728e4395f4471d7747342d0e970d78fe6ef5