[INFO] fetching crate origen 2.0.0-dev.5...
[INFO] documenting origen-2.0.0-dev.5 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate origen 2.0.0-dev.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate origen 2.0.0-dev.5 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate origen 2.0.0-dev.5
[INFO] finished tweaking crates.io crate origen 2.0.0-dev.5
[INFO] tweaked toml for crates.io crate origen 2.0.0-dev.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a26f7165c37afc7c0ab4bf9a72490de03bdcb27997e0f64b33751a2c84f16c21
[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" "a26f7165c37afc7c0ab4bf9a72490de03bdcb27997e0f64b33751a2c84f16c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a26f7165c37afc7c0ab4bf9a72490de03bdcb27997e0f64b33751a2c84f16c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26f7165c37afc7c0ab4bf9a72490de03bdcb27997e0f64b33751a2c84f16c21", kill_on_drop: false }`
[INFO] [stdout] a26f7165c37afc7c0ab4bf9a72490de03bdcb27997e0f64b33751a2c84f16c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6780618ab4f317be983575c496710193947a1a0260171d46c6d9c2d6cca342b8
[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" "6780618ab4f317be983575c496710193947a1a0260171d46c6d9c2d6cca342b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling hyperx v1.3.0
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling pyo3 v0.11.1
[INFO] [stderr]     Checking siphasher v0.3.6
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking iter-read v0.3.0
[INFO] [stderr]     Checking arc-swap v1.3.0
[INFO] [stderr]     Checking quoted_printable v0.4.3
[INFO] [stderr]     Checking path-slash v0.1.4
[INFO] [stderr]     Checking whoami v0.8.2
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking dbus v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling enum-utils-from-str v0.1.2
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]    Compiling openssl-src v111.15.0+1.1.1k
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.11.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling origen-core-support v0.1.0-dev.1
[INFO] [stderr]    Compiling enum-display-derive v0.1.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking lber v0.2.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]     Checking tokio v1.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking libz-sys v1.1.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking indexmap v1.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_path_to_error v0.1.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]     Checking dialoguer v0.8.0
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking eval v0.4.3
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking inventory v0.1.10
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking serde-pickle v0.6.2
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling pyo3cls v0.11.1
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]     Checking secret-service v1.1.3
[INFO] [stderr]     Checking keyring v0.10.1
[INFO] [stderr]    Compiling enum-utils v0.1.2
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling cargo-lock v7.0.1
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]    Compiling built v0.5.1
[INFO] [stderr]    Compiling origen v2.0.0-dev.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]     Checking tera v1.12.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking git2 v0.13.20
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-native-tls v0.2.0
[INFO] [stderr]     Checking lettre v0.10.0-alpha.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking ldap3 v0.8.3
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking octocrab v0.9.1
[INFO] [stderr]  Documenting origen v2.0.0-dev.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[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 document `origen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name origen src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern aes_gcm=/opt/rustwide/target/debug/deps/libaes_gcm-4d22447f829469cf.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-810dd9fbe1e28608.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-cc771eb1324c4d6b.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-622faf41997b3e53.rmeta --extern dialoguer=/opt/rustwide/target/debug/deps/libdialoguer-317d507162429b22.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-4ea26fa641af9719.rmeta --extern enum_display_derive=/opt/rustwide/target/debug/deps/libenum_display_derive-309a74043c2bc685.so --extern enum_utils=/opt/rustwide/target/debug/deps/libenum_utils-444e8c6a63790f60.so --extern eval=/opt/rustwide/target/debug/deps/libeval-17011273afe0eb15.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-f197cf941f386ae6.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-c02cfc7518fead9e.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-dd005bda8a71734d.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-ba5981aab0afdd9f.rmeta --extern keyring=/opt/rustwide/target/debug/deps/libkeyring-35603889feebbee7.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern ldap3=/opt/rustwide/target/debug/deps/libldap3-d0b56268cfe03249.rmeta --extern lettre=/opt/rustwide/target/debug/deps/liblettre-2f85a00588acce3b.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-840597e1fe1d1700.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-4b6579de555511c5.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-36a9706cfe4ada58.rmeta --extern octocrab=/opt/rustwide/target/debug/deps/liboctocrab-99e1b7b07ca08384.rmeta --extern origen_core_support=/opt/rustwide/target/debug/deps/liborigen_core_support-f7619863e2c5e340.so --extern path_clean=/opt/rustwide/target/debug/deps/libpath_clean-87d072c40c93eac0.rmeta --extern path_slash=/opt/rustwide/target/debug/deps/libpath_slash-0138fd689a0398ad.rmeta --extern pathdiff=/opt/rustwide/target/debug/deps/libpathdiff-e1fd8dc99019f84e.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-623493691dac33aa.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-337c9c869fba145c.so --extern phf=/opt/rustwide/target/debug/deps/libphf-165ffdcd81642c6b.rmeta --extern pyo3=/opt/rustwide/target/debug/deps/libpyo3-944572b7c06cb7b9.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-4542bb366682d4a6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-2bde8557a58dd45e.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-54820cdf06ca30ee.rmeta --extern rpassword=/opt/rustwide/target/debug/deps/librpassword-09de345b731f40d4.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-81cf4969d86e1fa8.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-df1c680f233dbcab.rmeta --extern serde_pickle=/opt/rustwide/target/debug/deps/libserde_pickle-4fb217780227d8e0.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-36c3a0e060d26d97.rmeta --extern shellexpand=/opt/rustwide/target/debug/deps/libshellexpand-40fc6a44db533d76.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-d3ed83bd07bad38a.rmeta --extern tera=/opt/rustwide/target/debug/deps/libtera-9639b18ee3632b5f.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-64b286db08dc7112.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-85c243a9e9a9ce48.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-5c95f032210da748.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-b446dc20f7e5b3b6.rmeta --extern wait_timeout=/opt/rustwide/target/debug/deps/libwait_timeout-9dcdd8c79b37d416.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-c0fe0581f7b315ac.rmeta --extern whoami=/opt/rustwide/target/debug/deps/libwhoami-3cecdddeea1dabdb.rmeta --cap-lints=warn --crate-version 2.0.0-dev.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6780618ab4f317be983575c496710193947a1a0260171d46c6d9c2d6cca342b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6780618ab4f317be983575c496710193947a1a0260171d46c6d9c2d6cca342b8", kill_on_drop: false }`
[INFO] [stdout] 6780618ab4f317be983575c496710193947a1a0260171d46c6d9c2d6cca342b8
