[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 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4nickel%2Ftag-suite" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4nickel/tag-suite on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72ce4ca0325d1dffe2ed4bd50e69bd6d870d67541f00489b74a8995dbc4a6d99
[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" "72ce4ca0325d1dffe2ed4bd50e69bd6d870d67541f00489b74a8995dbc4a6d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72ce4ca0325d1dffe2ed4bd50e69bd6d870d67541f00489b74a8995dbc4a6d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ce4ca0325d1dffe2ed4bd50e69bd6d870d67541f00489b74a8995dbc4a6d99", kill_on_drop: false }`
[INFO] [stdout] 72ce4ca0325d1dffe2ed4bd50e69bd6d870d67541f00489b74a8995dbc4a6d99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "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] aec2f8240a17957b059de5d9caab68bd6da956bd05d2eb2ef77d97f5e66c9a36
[INFO] running `Command { std: "docker" "start" "-a" "aec2f8240a17957b059de5d9caab68bd6da956bd05d2eb2ef77d97f5e66c9a36", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking r2d2 v0.8.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.40
[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]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking diesel v1.4.3
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking internship v0.6.0
[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: 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 a macro (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 a macro (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 a macro (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 a macro (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] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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 `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-422c5164ee84bd0f.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-3edbd754c80bec9e.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-2a1dae460e798d5d.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-6c1a55be32af83a7.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-3d0fb984053b8c52.rmeta --extern internship=/opt/rustwide/target/debug/deps/libinternship-e3c6aaa8734402f5.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-72923b2d9aa06af7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-1b53669f640bf8d7.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-88c08c8d730de71a.rmeta --extern owning_ref=/opt/rustwide/target/debug/deps/libowning_ref-f918e64678960604.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ba4a27fd61713b6f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0ce87c0343f3334f.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-38991c09f7c1dbc5.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-1448584825c5e0ad.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-9ce7de18f228c420.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-3f722943b35546d8.rmeta --extern xattr=/opt/rustwide/target/debug/deps/libxattr-02b83a5b546efef0.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] 
[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 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "aec2f8240a17957b059de5d9caab68bd6da956bd05d2eb2ef77d97f5e66c9a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec2f8240a17957b059de5d9caab68bd6da956bd05d2eb2ef77d97f5e66c9a36", kill_on_drop: false }`
[INFO] [stdout] aec2f8240a17957b059de5d9caab68bd6da956bd05d2eb2ef77d97f5e66c9a36
