[INFO] cloning repository https://github.com/semanteecore/semanteecore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/semanteecore/semanteecore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsemanteecore%2Fsemanteecore", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a377f603330098bebc9f833f8225a1f10e2f5843
[INFO] documenting semanteecore/semanteecore 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%2Fsemanteecore%2Fsemanteecore" "/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/semanteecore/semanteecore 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 }`
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[INFO] started tweaking git repo https://github.com/semanteecore/semanteecore
[INFO] finished tweaking git repo https://github.com/semanteecore/semanteecore
[INFO] tweaked toml for git repo https://github.com/semanteecore/semanteecore written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/semanteecore/semanteecore 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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "5f4298cb891ae70c4a04b523f041b1f82da0935cc0c10eab7ca9fe5040fc7379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f4298cb891ae70c4a04b523f041b1f82da0935cc0c10eab7ca9fe5040fc7379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4298cb891ae70c4a04b523f041b1f82da0935cc0c10eab7ca9fe5040fc7379", kill_on_drop: false }`
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[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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "be7e61b5e5b18d9526dd80c9efa52b131515fa7e3d4d41a7bfc83f39355b0837", kill_on_drop: false }`
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[INFO] [stderr]     Checking clog v0.9.4 (https://github.com/semanteecore/clog-lib.git?tag=v0.9.4#84a0c3ee)
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
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[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling structopt-derive v0.3.5
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[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking serde_test v1.0.104
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking semanteecore_plugin_api v2.14.3 (/opt/rustwide/workdir/plugin_api)
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]  Documenting semanteecore_plugin_api v2.14.3 (/opt/rustwide/workdir/plugin_api)
[INFO] [stderr]     Checking cargo_toml v0.8.0
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     type Ok = T;
[INFO] [stdout]    |     ^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     type Error = failure::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 30 | |         self.warnings.iter().for_each(|w| log::warn!("{}", w));
[INFO] [stdout] 31 | |         match self.body {
[INFO] [stdout] 32 | |             PluginResponseBody::Error(err) => Err(err),
[INFO] [stdout] 33 | |             PluginResponseBody::Data(data) => Ok(data),
[INFO] [stdout] 34 | |         }
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout] 38 | |         PluginResponse {
[INFO] [stdout] 39 | |             warnings: vec![],
[INFO] [stdout] 40 | |             body: PluginResponseBody::Error(v),
[INFO] [stdout] 41 | |         }
[INFO] [stdout] 42 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 45 | |         PluginResponse {
[INFO] [stdout] 46 | |             warnings: vec![],
[INFO] [stdout] 47 | |             body: PluginResponseBody::Data(v),
[INFO] [stdout] 48 | |         }
[INFO] [stdout] 49 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> plugin_api/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     type Ok = T;
[INFO] [stdout]    |     ^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     type Error = failure::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 30 | |         self.warnings.iter().for_each(|w| log::warn!("{}", w));
[INFO] [stdout] 31 | |         match self.body {
[INFO] [stdout] 32 | |             PluginResponseBody::Error(err) => Err(err),
[INFO] [stdout] 33 | |             PluginResponseBody::Data(data) => Ok(data),
[INFO] [stdout] 34 | |         }
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout] 38 | |         PluginResponse {
[INFO] [stdout] 39 | |             warnings: vec![],
[INFO] [stdout] 40 | |             body: PluginResponseBody::Error(v),
[INFO] [stdout] 41 | |         }
[INFO] [stdout] 42 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 45 | |         PluginResponse {
[INFO] [stdout] 46 | |             warnings: vec![],
[INFO] [stdout] 47 | |             body: PluginResponseBody::Data(v),
[INFO] [stdout] 48 | |         }
[INFO] [stdout] 49 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> plugin_api/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> plugin_api/src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::ops::Try;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0407, E0437, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0407`.
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]  --> plugin_api/src/proto/response.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Try;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<T> Try for PluginResponse<T> {
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `semanteecore_plugin_api`
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]    |                                          ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:29:52
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]    |                                                    ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:37:28
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout]    |                            ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name semanteecore_plugin_api plugin_api/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 failure=/opt/rustwide/target/debug/deps/libfailure-b3ae1520324633c6.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-3350f96749421cbd.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-30397602e2b3c7fc.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-db4dc0d084e9af7e.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-55eb031658bb41af.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-07eb9c6ab1d310ed.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-c1a8860cb70abd56.so --extern subprocess=/opt/rustwide/target/debug/deps/libsubprocess-a9235033043f4e35.rmeta --cap-lints=warn --crate-version 2.14.3` (exit status: 1)
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]   --> plugin_api/src/proto/response.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout]    |                         ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0437, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "be7e61b5e5b18d9526dd80c9efa52b131515fa7e3d4d41a7bfc83f39355b0837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7e61b5e5b18d9526dd80c9efa52b131515fa7e3d4d41a7bfc83f39355b0837", kill_on_drop: false }`
[INFO] [stdout] be7e61b5e5b18d9526dd80c9efa52b131515fa7e3d4d41a7bfc83f39355b0837
