[INFO] cloning repository https://github.com/Nickforall/Gears
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nickforall/Gears" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNickforall%2FGears", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNickforall%2FGears'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5de561970da47cff058a6ae7d3565fdf8fbe3e8
[INFO] documenting Nickforall/Gears against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNickforall%2FGears" "/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/Nickforall/Gears on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nickforall/Gears
[INFO] removed path dependency iron-csrf from git repo https://github.com/Nickforall/Gears
[INFO] finished tweaking git repo https://github.com/Nickforall/Gears
[INFO] tweaked toml for git repo https://github.com/Nickforall/Gears written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nickforall/Gears already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (iron-csrf) 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]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (iron-csrf) 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]  Downloading crates ...
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded subtle v2.2.3
[INFO] [stderr]   Downloaded futures-sink v0.3.5
[INFO] [stderr]   Downloaded slab v0.1.3
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[INFO] [stderr]   Downloaded mio v0.6.22
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[INFO] [stderr]   Downloaded ghash v0.3.0
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded http v0.2.1
[INFO] [stderr]   Downloaded tracing-core v0.1.15
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded unicode-normalization v0.1.13
[INFO] [stderr]   Downloaded indexmap v1.5.2
[INFO] [stderr]   Downloaded crypto-mac v0.8.0
[INFO] [stderr]   Downloaded tokio-util v0.3.1
[INFO] [stderr]   Downloaded bytes v0.5.6
[INFO] [stderr]   Downloaded poly1305 v0.6.0
[INFO] [stderr]   Downloaded buf_redux v0.3.0
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded hashbrown v0.8.2
[INFO] [stderr]   Downloaded csrf v0.4.0
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded futures-util v0.3.5
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[INFO] [stderr]   Downloaded fsevent v0.2.17
[INFO] [stderr]   Downloaded dotenv v0.9.0
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[INFO] [stderr]   Downloaded diesel v0.16.0
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded dotenv v0.10.1
[INFO] [stderr]   Downloaded notify v3.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.67
[INFO] [stderr]   Downloaded iron-csrf v0.4.0
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[INFO] [stderr]   Downloaded autocfg v1.0.1
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[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded serde_json v0.8.6
[INFO] [stderr]   Downloaded pkg-config v0.3.18
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded walkdir v0.1.8
[INFO] [stderr]   Downloaded tracing v0.1.19
[INFO] [stderr]   Downloaded dtoa v0.2.2
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded base64 v0.7.0
[INFO] [stderr]   Downloaded diesel_codegen v0.16.1
[INFO] [stderr]   Downloaded diesel_infer_schema v0.16.0
[INFO] [stderr]   Downloaded mysqlclient-sys v0.2.4
[INFO] [stderr]   Downloaded gild v0.1.1
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded fnv v1.0.7
[INFO] [stderr]   Downloaded pwhash v0.1.2
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded hmac v0.8.1
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded bodyparser v0.5.0
[INFO] [stderr]   Downloaded validator v0.6.3
[INFO] [stderr]   Downloaded polyval v0.4.0
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded chacha20 v0.4.3
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded serde_cbor v0.11.1
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded params v0.6.0
[INFO] [stderr]   Downloaded time v0.2.17
[INFO] [stderr]   Downloaded card-validate v2.2.2
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded standback v0.2.10
[INFO] [stderr]   Downloaded pin-project-lite v0.1.7
[INFO] [stderr]   Downloaded data-encoding v2.3.0
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded num-iter v0.1.41
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded secure-session v0.4.0
[INFO] [stderr]   Downloaded mount v0.3.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded maplit v0.1.6
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.67
[INFO] [stderr]   Downloaded hyper v0.13.7
[INFO] [stderr]   Downloaded derive-error-chain v0.10.1
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded sha2 v0.9.1
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded multipart v0.8.1
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded sequence_trie v0.2.1
[INFO] [stderr]   Downloaded stream-cipher v0.4.1
[INFO] [stderr]   Downloaded futures-core v0.3.5
[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded persistent v0.3.0
[INFO] [stderr]   Downloaded urlencoded v0.5.0
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded chacha20poly1305 v0.5.1
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded bumpalo v3.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.67
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded staticfile v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded futures-task v0.3.5
[INFO] [stderr]   Downloaded memchr v0.1.11
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded base-x v0.2.6
[INFO] [stderr]   Downloaded tinyvec v0.3.4
[INFO] [stderr]   Downloaded zeroize v1.1.0
[INFO] [stderr]   Downloaded sha1 v0.6.0
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79ec816375e9bc8f6875c4bcbc8b8d4e408781b37a85f25a4e3845451dfc933c
[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" "79ec816375e9bc8f6875c4bcbc8b8d4e408781b37a85f25a4e3845451dfc933c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79ec816375e9bc8f6875c4bcbc8b8d4e408781b37a85f25a4e3845451dfc933c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ec816375e9bc8f6875c4bcbc8b8d4e408781b37a85f25a4e3845451dfc933c", kill_on_drop: false }`
[INFO] [stdout] 79ec816375e9bc8f6875c4bcbc8b8d4e408781b37a85f25a4e3845451dfc933c
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7069e47cb112336b315611376b33956e0d37269cc61c635358f54d00924f371
[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" "b7069e47cb112336b315611376b33956e0d37269cc61c635358f54d00924f371", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (iron-csrf) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking buf_redux v0.3.0
[INFO] [stderr]     Checking sequence_trie v0.2.1
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.17
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.4
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking gild v0.1.1
[INFO] [stderr]     Checking card-validate v2.2.2
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking stream-cipher v0.4.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking polyval v0.4.0
[INFO] [stderr]     Checking poly1305 v0.6.0
[INFO] [stderr]     Checking chacha20 v0.4.3
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking chacha20poly1305 v0.5.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling diesel v0.16.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking csrf v0.4.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking multipart v0.8.1
[INFO] [stderr]     Checking pwhash v0.1.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling dotenv v0.10.1
[INFO] [stdout] error[E0659]: `error_chain` is ambiguous (derive helper attribute vs any other name)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[cfg_attr(not(feature = "backtrace"), error_chain(backtrace = "false"))]
[INFO] [stdout]    |                                        ^^^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout] note: `error_chain` could refer to the derive helper attribute defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Debug, error_chain)]
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] note: `error_chain` could also refer to the derive macro imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dotenv`.
[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" "b7069e47cb112336b315611376b33956e0d37269cc61c635358f54d00924f371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7069e47cb112336b315611376b33956e0d37269cc61c635358f54d00924f371", kill_on_drop: false }`
[INFO] [stdout] b7069e47cb112336b315611376b33956e0d37269cc61c635358f54d00924f371