[INFO] cloning repository https://github.com/4nickel/tag-suite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4nickel/tag-suite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4nickel%2Ftag-suite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4nickel%2Ftag-suite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab8c4682969c81f00f2ffc1bf981ca49817d6545
[INFO] documenting 4nickel/tag-suite 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%2F4nickel%2Ftag-suite" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4nickel/tag-suite 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/4nickel/tag-suite
[INFO] finished tweaking git repo https://github.com/4nickel/tag-suite
[INFO] tweaked toml for git repo https://github.com/4nickel/tag-suite written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/4nickel/tag-suite 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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] aabfacd2b908fd20335bf384f2cb5c058ab4c51e9c9a1c3f51b6ad5272c31b04
[INFO] running `Command { std: "docker" "start" "-a" "aabfacd2b908fd20335bf384f2cb5c058ab4c51e9c9a1c3f51b6ad5272c31b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aabfacd2b908fd20335bf384f2cb5c058ab4c51e9c9a1c3f51b6ad5272c31b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aabfacd2b908fd20335bf384f2cb5c058ab4c51e9c9a1c3f51b6ad5272c31b04", kill_on_drop: false }`
[INFO] [stdout] aabfacd2b908fd20335bf384f2cb5c058ab4c51e9c9a1c3f51b6ad5272c31b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 9470ec62dd016dadc27ae223b0c3c237d07b3b193a93e64a9d1b94b852019285
[INFO] running `Command { std: "docker" "start" "-a" "9470ec62dd016dadc27ae223b0c3c237d07b3b193a93e64a9d1b94b852019285", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking r2d2 v0.8.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking diesel v1.4.3
[INFO] [stderr]     Checking internship v0.6.0
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking tag-suite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting tag-suite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_fn, type_alias_enum_variants, box_syntax, rustc_private)]
[INFO] [stdout]   |                  ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_fn, type_alias_enum_variants, box_syntax, rustc_private)]
[INFO] [stdout]   |                  ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `XDG_CONFIG_HOME` not defined
[INFO] [stdout]   --> src/lib.rs:33:43
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub const CONFIG_HOME: &'static str = env!("XDG_CONFIG_HOME");
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `XDG_DATA_HOME` not defined
[INFO] [stdout]   --> src/lib.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const DATA_HOME: &'static str = env!("XDG_DATA_HOME");
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `XDG_CONFIG_HOME` not defined
[INFO] [stdout]   --> src/lib.rs:33:43
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub const CONFIG_HOME: &'static str = env!("XDG_CONFIG_HOME");
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `XDG_DATA_HOME` not defined
[INFO] [stdout]   --> src/lib.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const DATA_HOME: &'static str = env!("XDG_DATA_HOME");
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[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(test, const_fn, type_alias_enum_variants, box_syntax, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `type_alias_enum_variants` has been stable since 1.37.0 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_fn, type_alias_enum_variants, box_syntax, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `type_alias_enum_variants` has been stable since 1.37.0 and no longer requires an attribute to enable
[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] 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 `tag-suite`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name tag_suite src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-2e643f4ebbe6f6a4.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-526cd082a73c1f72.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-6193964b126ebf9d.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-78660a04c45233f9.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-1fae0f0e559031ee.rmeta --extern internship=/opt/rustwide/target/debug/deps/libinternship-c390fe6d14eb01f7.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-3350f96749421cbd.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-bda59396c4d7ed9a.rmeta --extern owning_ref=/opt/rustwide/target/debug/deps/libowning_ref-e8bc2e8aad299d80.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9b1ec7e00c794eb3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8204e668cd2ac269.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c7ecee057d4cff9c.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-0266bf0fb6bd31c9.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-27e6e8ff69a7a31b.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-f4b589dbf65166bc.rmeta --extern xattr=/opt/rustwide/target/debug/deps/libxattr-fe1280ea062a4543.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] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/app/data/query/mod.rs:41:75
[INFO] [stdout]    |
[INFO] [stdout] 41 |         #[inline(always)] pub fn has_none(&self)                -> bool { (self.0 == 0u8) }
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/model/file_tag.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type SqlType = <(file_tags::file_id) as Expression>::SqlType;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[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" "9470ec62dd016dadc27ae223b0c3c237d07b3b193a93e64a9d1b94b852019285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9470ec62dd016dadc27ae223b0c3c237d07b3b193a93e64a9d1b94b852019285", kill_on_drop: false }`
[INFO] [stdout] 9470ec62dd016dadc27ae223b0c3c237d07b3b193a93e64a9d1b94b852019285
