[INFO] cloning repository https://github.com/twilco/cratify
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twilco/cratify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwilco%2Fcratify", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwilco%2Fcratify'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fb6c4fd150a80c95e895131255e07c24d942cf2
[INFO] documenting twilco/cratify against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwilco%2Fcratify" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twilco/cratify 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 git repo https://github.com/twilco/cratify
[INFO] finished tweaking git repo https://github.com/twilco/cratify
[INFO] tweaked toml for git repo https://github.com/twilco/cratify written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/twilco/cratify already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 94720ddc5da4e8d29ae735585656f2bf709c5f7a35f94ca25a4dc2b1d45f58bc
[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" "94720ddc5da4e8d29ae735585656f2bf709c5f7a35f94ca25a4dc2b1d45f58bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94720ddc5da4e8d29ae735585656f2bf709c5f7a35f94ca25a4dc2b1d45f58bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94720ddc5da4e8d29ae735585656f2bf709c5f7a35f94ca25a4dc2b1d45f58bc", kill_on_drop: false }`
[INFO] [stdout] 94720ddc5da4e8d29ae735585656f2bf709c5f7a35f94ca25a4dc2b1d45f58bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9df749110855817ec14dc87262db9b8ba5052009dc1e052d7c2c0561ea94f6ac
[INFO] running `Command { std: "docker" "start" "-a" "9df749110855817ec14dc87262db9b8ba5052009dc1e052d7c2c0561ea94f6ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking askama_escape v0.1.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling curl-sys v0.4.15
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling actix-web v0.7.14
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking signal-hook v0.1.6
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking serde v1.0.81
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]    Compiling r2d2 v0.8.3
[INFO] [stderr]     Checking openssl-sys v0.9.39
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking flate2 v1.0.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking diesel v1.3.3
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]     Checking blowfish v0.3.0
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking bcrypt v0.2.1
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]     Checking cron v0.6.0
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking job_scheduler v1.0.6
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio-signal v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking slog-envlogger v2.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]    Compiling diesel-derive-enum v0.4.4
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0
[INFO] [stderr]     Checking actix v0.7.6
[INFO] [stderr]     Checking actix-net v0.2.3
[INFO] [stderr]     Checking migrations_internals v1.3.0
[INFO] [stderr]    Compiling migrations_macros v1.3.0
[INFO] [stderr]     Checking diesel_migrations v1.3.0
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking crates-index v0.12.0
[INFO] [stderr]  Documenting cratify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/instrument.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/instrument.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cratify`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name instrument src/instrument.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern actix=/opt/rustwide/target/debug/deps/libactix-c9bf29439a94d2a3.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-8bd8c534c8d227fe.rmeta --extern bcrypt=/opt/rustwide/target/debug/deps/libbcrypt-0100f883acf6273b.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-7fad9d1ae4f3596d.rmeta --extern cookie=/opt/rustwide/target/debug/deps/libcookie-d0d165ab6ebda6c8.rmeta --extern crates_index=/opt/rustwide/target/debug/deps/libcrates_index-42e279a55dc7085a.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-5321cc0953c05a3c.rmeta --extern diesel_derive_enum=/opt/rustwide/target/debug/deps/libdiesel_derive_enum-2565d940982e444d.so --extern diesel_migrations=/opt/rustwide/target/debug/deps/libdiesel_migrations-0c53043bc0cac280.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-50eb73ce7a230034.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-6f35f9920e54a774.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-d817449cf535ffdb.rmeta --extern job_scheduler=/opt/rustwide/target/debug/deps/libjob_scheduler-3e80e2d2c6a22e0a.rmeta --extern r2d2=/opt/rustwide/target/debug/deps/libr2d2-fd8d3c80ffe3e495.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-103eb9465d1a26b1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-458c0d19bd41c1c9.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-b510f3ee621ddd14.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7be54c582d97d0d2.rmeta --extern slog=/opt/rustwide/target/debug/deps/libslog-b220764a5625d4b2.rmeta --extern slog_async=/opt/rustwide/target/debug/deps/libslog_async-442e9f3cdf19db60.rmeta --extern slog_envlogger=/opt/rustwide/target/debug/deps/libslog_envlogger-263ee2c1d9de8e5d.rmeta --extern slog_scope=/opt/rustwide/target/debug/deps/libslog_scope-a55956082d3a14b0.rmeta --extern slog_stdlog=/opt/rustwide/target/debug/deps/libslog_stdlog-5176355ea01d2c10.rmeta --extern slog_term=/opt/rustwide/target/debug/deps/libslog_term-e91b2ce0a56eebb0.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-81367caa26c0b294.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-a754232fece11b15.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: cannot find attribute `table_name` in this scope
[INFO] [stdout]   --> src/db/model.rs:58:3
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[table_name = "sent"]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `table_name` in this scope
[INFO] [stdout]   --> src/db/model.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[table_name = "sent_means"]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(proc_macro_hygiene, decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9df749110855817ec14dc87262db9b8ba5052009dc1e052d7c2c0561ea94f6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df749110855817ec14dc87262db9b8ba5052009dc1e052d7c2c0561ea94f6ac", kill_on_drop: false }`
[INFO] [stdout] 9df749110855817ec14dc87262db9b8ba5052009dc1e052d7c2c0561ea94f6ac
