[INFO] cloning repository https://github.com/southball/rust-cms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/southball/rust-cms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouthball%2Frust-cms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouthball%2Frust-cms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6010e88ad30a6c89fac6ea7736c69219194dc17d
[INFO] documenting southball/rust-cms 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%2Fsouthball%2Frust-cms" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/southball/rust-cms 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/southball/rust-cms
[INFO] finished tweaking git repo https://github.com/southball/rust-cms
[INFO] tweaked toml for git repo https://github.com/southball/rust-cms written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/southball/rust-cms 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 simple_asn1 v0.4.0
[INFO] [stderr]   Downloaded kstring v0.1.0
[INFO] [stderr]   Downloaded piper v0.1.2
[INFO] [stderr]   Downloaded data-encoding v2.2.1
[INFO] [stderr]   Downloaded ring v0.16.13
[INFO] [stderr]   Downloaded async-std v1.6.0
[INFO] [stderr]   Downloaded smol v0.1.10
[INFO] [stderr]   Downloaded byte-pool v0.2.1
[INFO] [stderr]   Downloaded liquid-lib v0.20.0
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
[INFO] [stderr]   Downloaded jsonwebtoken v7.1.0
[INFO] [stderr]   Downloaded liquid-derive v0.20.0
[INFO] [stderr]   Downloaded liquid v0.20.0
[INFO] [stderr]   Downloaded proc-quote v0.3.2
[INFO] [stderr]   Downloaded wepoll-binding v2.0.2
[INFO] [stderr]   Downloaded omnom v2.1.2
[INFO] [stderr]   Downloaded http-types v1.3.1
[INFO] [stderr]   Downloaded standback v0.2.8
[INFO] [stderr]   Downloaded infer v0.1.6
[INFO] [stderr]   Downloaded kv-log-macro v1.0.6
[INFO] [stderr]   Downloaded serde_qs v0.5.2
[INFO] [stderr]   Downloaded tide v0.9.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.1
[INFO] [stderr]   Downloaded femme v2.1.0
[INFO] [stderr]   Downloaded proc-quote-impl v0.3.2
[INFO] [stderr]   Downloaded async-h1 v2.0.0
[INFO] [stderr]   Downloaded async-sse v2.1.0
[INFO] [stderr]   Downloaded http-types v2.0.1
[INFO] [stderr]   Downloaded liquid-core v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0809f74ef8fb9392ea0cf9cb0f1a9344401712085f846d28a8099337705aaa13
[INFO] running `Command { std: "docker" "start" "-a" "0809f74ef8fb9392ea0cf9cb0f1a9344401712085f846d28a8099337705aaa13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0809f74ef8fb9392ea0cf9cb0f1a9344401712085f846d28a8099337705aaa13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0809f74ef8fb9392ea0cf9cb0f1a9344401712085f846d28a8099337705aaa13", kill_on_drop: false }`
[INFO] [stdout] 0809f74ef8fb9392ea0cf9cb0f1a9344401712085f846d28a8099337705aaa13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c1e150d45bf88f684e64998d108727ce8ac1a293c85a3c6954528be91b99efdf
[INFO] running `Command { std: "docker" "start" "-a" "c1e150d45bf88f684e64998d108727ce8ac1a293c85a3c6954528be91b99efdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling ring v0.16.13
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking omnom v2.1.2
[INFO] [stderr]     Checking infer v0.1.6
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking byte-pool v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.4
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pem v0.7.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling liquid-derive v0.20.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking piper v0.1.2
[INFO] [stderr]     Checking smol v0.1.10
[INFO] [stderr]     Checking async-std v1.6.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking kstring v0.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking femme v2.1.0
[INFO] [stderr]     Checking serde_qs v0.5.2
[INFO] [stderr]     Checking liquid-core v0.20.0
[INFO] [stderr]     Checking simple_asn1 v0.4.0
[INFO] [stderr]     Checking diesel v1.4.4
[INFO] [stderr]     Checking http-types v2.0.1
[INFO] [stderr]     Checking http-types v1.3.1
[INFO] [stderr]     Checking jsonwebtoken v7.1.0
[INFO] [stderr]     Checking async-sse v2.1.0
[INFO] [stderr]     Checking async-h1 v2.0.0
[INFO] [stderr]     Checking liquid-lib v0.20.0
[INFO] [stderr]     Checking tide v0.9.0
[INFO] [stderr]     Checking liquid v0.20.0
[INFO] [stderr]  Documenting rust-cms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_nonzero_int_methods)]
[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 `rust-cms`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name rust_cms src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-67f3dc3c38ac51f0.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-140f6079fada2817.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-185725c1decaee47.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-23809bdfaa417be2.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-ea65719f88f1c8b4.rmeta --extern jsonwebtoken=/opt/rustwide/target/debug/deps/libjsonwebtoken-5ffc4352f86f267e.rmeta --extern liquid=/opt/rustwide/target/debug/deps/libliquid-471292d215dc2e5d.rmeta --extern mime=/opt/rustwide/target/debug/deps/libmime-7689baeaba7a1e96.rmeta --extern pulldown_cmark=/opt/rustwide/target/debug/deps/libpulldown_cmark-55bf41890f7f8fbc.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-19328e152de9c54e.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-5c4454b24e7cdcaa.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b6d27e46945789b3.rmeta --extern tide=/opt/rustwide/target/debug/deps/libtide-560dafddfc467304.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-6180f4b687845732.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "c1e150d45bf88f684e64998d108727ce8ac1a293c85a3c6954528be91b99efdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e150d45bf88f684e64998d108727ce8ac1a293c85a3c6954528be91b99efdf", kill_on_drop: false }`
[INFO] [stdout] c1e150d45bf88f684e64998d108727ce8ac1a293c85a3c6954528be91b99efdf