[INFO] cloning repository https://github.com/hustxiaoc/learningrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hustxiaoc/learningrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c6691af2a79ab7126852529c3dd0009ac82a739
[INFO] documenting hustxiaoc/learningrust 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%2Fhustxiaoc%2Flearningrust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hustxiaoc/learningrust 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/hustxiaoc/learningrust
[INFO] removed path dependency acm from git repo https://github.com/hustxiaoc/learningrust
[INFO] removed path dependency async_init from git repo https://github.com/hustxiaoc/learningrust
[INFO] finished tweaking git repo https://github.com/hustxiaoc/learningrust
[INFO] tweaked toml for git repo https://github.com/hustxiaoc/learningrust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (acm) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (async_init) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] baa7511d986e07fc0720c35d8d80bc0fe0df7ca9ee46b12c6b291c06af0d9bbf
[INFO] running `Command { std: "docker" "start" "-a" "baa7511d986e07fc0720c35d8d80bc0fe0df7ca9ee46b12c6b291c06af0d9bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa7511d986e07fc0720c35d8d80bc0fe0df7ca9ee46b12c6b291c06af0d9bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa7511d986e07fc0720c35d8d80bc0fe0df7ca9ee46b12c6b291c06af0d9bbf", kill_on_drop: false }`
[INFO] [stdout] baa7511d986e07fc0720c35d8d80bc0fe0df7ca9ee46b12c6b291c06af0d9bbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 80f44198fe01cb0aab36a3197d8ec2d108d829d48d11352765b1b78d6631683d
[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" "80f44198fe01cb0aab36a3197d8ec2d108d829d48d11352765b1b78d6631683d", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (acm) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (async_init) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking itoa v0.4.6
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[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.2
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[INFO] [stderr]    Compiling slab v0.4.2
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[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking cpuid-bool v0.1.2
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[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
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[INFO] [stderr]    Compiling fake-simd v0.1.2
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[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
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[INFO] [stderr]    Compiling failure_derive v0.1.8
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[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking common_macros v0.1.1
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking form_urlencoded v1.0.0
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[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking futures-lite v1.11.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking async-io v1.1.10
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking sqlformat v0.1.1
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking byte-pool v0.2.2
[INFO] [stderr]     Checking polyval v0.4.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking async-global-executor v1.4.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling async_init v0.1.0
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling async-stream v0.2.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking acm v0.1.3
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking combine v4.3.2
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_qs v0.7.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]     Checking femme v2.1.1
[INFO] [stderr]     Checking sqlx-core v0.3.5
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr]     Checking async-sse v3.0.0
[INFO] [stderr]     Checking async-h1 v2.1.3
[INFO] [stdout] error[E0453]: allow(explicit_outlives_requirements) overruled by outer forbid(rust_2018_idioms)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-sse-3.0.0/src/encoder.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project_lite::pin_project! {
[INFO] [stdout] 11 | |     /// An SSE protocol encoder.
[INFO] [stdout] 12 | |     #[derive(Debug)]
[INFO] [stdout] 13 | |     pub struct Encoder {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-sse-3.0.0/src/lib.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 |   #![forbid(rust_2018_idioms)]
[INFO] [stdout]    |             ---------------- `forbid` level set here
[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[E0453]: allow(explicit_outlives_requirements) overruled by outer forbid(rust_2018_idioms)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-sse-3.0.0/src/lines.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     /// A stream of lines in a byte stream.
[INFO] [stdout] 13 | |     ///
[INFO] [stdout] 14 | |     /// This stream is created by the [`lines`] method on types that implement [`BufRead`].
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |     }
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-sse-3.0.0/src/lib.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 |   #![forbid(rust_2018_idioms)]
[INFO] [stdout]    |             ---------------- `forbid` level set here
[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: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-sse`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "80f44198fe01cb0aab36a3197d8ec2d108d829d48d11352765b1b78d6631683d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f44198fe01cb0aab36a3197d8ec2d108d829d48d11352765b1b78d6631683d", kill_on_drop: false }`
[INFO] [stdout] 80f44198fe01cb0aab36a3197d8ec2d108d829d48d11352765b1b78d6631683d
