[INFO] fetching crate elements 0.13.0...
[INFO] documenting elements-0.13.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate elements 0.13.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate elements 0.13.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elements 0.13.0
[INFO] finished tweaking crates.io crate elements 0.13.0
[INFO] tweaked toml for crates.io crate elements 0.13.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin v0.25.0
[INFO] [stderr]   Downloaded bitcoin_hashes v0.9.2
[INFO] [stderr]   Downloaded slip21 v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db51b4607c0f680950f31fec3ca7143b2eeb3c82b4acbebd6d8d951b0aeca477
[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" "db51b4607c0f680950f31fec3ca7143b2eeb3c82b4acbebd6d8d951b0aeca477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db51b4607c0f680950f31fec3ca7143b2eeb3c82b4acbebd6d8d951b0aeca477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db51b4607c0f680950f31fec3ca7143b2eeb3c82b4acbebd6d8d951b0aeca477", kill_on_drop: false }`
[INFO] [stdout] db51b4607c0f680950f31fec3ca7143b2eeb3c82b4acbebd6d8d951b0aeca477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6561e4dd44959b167d6b6047b0348cba4b8f97aea94c84d0d14165f5bd1aeea7
[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" "6561e4dd44959b167d6b6047b0348cba4b8f97aea94c84d0d14165f5bd1aeea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking bitcoin_hashes v0.9.2
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]     Checking slip21 v0.2.0
[INFO] [stderr]     Checking bitcoin v0.25.0
[INFO] [stderr]  Documenting elements v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `is_explicit`
[INFO] [stdout]    --> src/confidential.rs:76:36
[INFO] [stdout]     |
[INFO] [stdout] 76  |             /// Returns [None] if [is_explicit] returns false.
[INFO] [stdout]     |                                    ^^^^^^^^^^^ the module `confidential` contains no item named `is_explicit`
[INFO] [stdout] ...
[INFO] [stdout] 225 | impl_confidential_commitment!(Value, u64, 0x08, 0x09, u64::swap_bytes);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `is_confidential`
[INFO] [stdout]    --> src/confidential.rs:85:36
[INFO] [stdout]     |
[INFO] [stdout] 85  |             /// Returns [None] if [is_confidential] returns false.
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^ the module `confidential` contains no item named `is_confidential`
[INFO] [stdout] ...
[INFO] [stdout] 225 | impl_confidential_commitment!(Value, u64, 0x08, 0x09, u64::swap_bytes);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `is_explicit`
[INFO] [stdout]    --> src/confidential.rs:76:36
[INFO] [stdout]     |
[INFO] [stdout] 76  |             /// Returns [None] if [is_explicit] returns false.
[INFO] [stdout]     |                                    ^^^^^^^^^^^ the module `confidential` contains no item named `is_explicit`
[INFO] [stdout] ...
[INFO] [stdout] 264 | impl_confidential_commitment!(Asset, AssetId, 0x0a, 0x0b);
[INFO] [stdout]     | ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `is_confidential`
[INFO] [stdout]    --> src/confidential.rs:85:36
[INFO] [stdout]     |
[INFO] [stdout] 85  |             /// Returns [None] if [is_confidential] returns false.
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^ the module `confidential` contains no item named `is_confidential`
[INFO] [stdout] ...
[INFO] [stdout] 264 | impl_confidential_commitment!(Asset, AssetId, 0x0a, 0x0b);
[INFO] [stdout]     | ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `is_explicit`
[INFO] [stdout]    --> src/confidential.rs:76:36
[INFO] [stdout]     |
[INFO] [stdout] 76  |             /// Returns [None] if [is_explicit] returns false.
[INFO] [stdout]     |                                    ^^^^^^^^^^^ the module `confidential` contains no item named `is_explicit`
[INFO] [stdout] ...
[INFO] [stdout] 305 | impl_confidential_commitment!(Nonce, [u8; 32], 0x02, 0x03);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `is_confidential`
[INFO] [stdout]    --> src/confidential.rs:85:36
[INFO] [stdout]     |
[INFO] [stdout] 85  |             /// Returns [None] if [is_confidential] returns false.
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^ the module `confidential` contains no item named `is_confidential`
[INFO] [stdout] ...
[INFO] [stdout] 305 | impl_confidential_commitment!(Nonce, [u8; 32], 0x02, 0x03);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Null`
[INFO] [stdout]   --> src/dynafed.rs:87:49
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// Get the signblockscript. Is [None] for [Null] params.
[INFO] [stdout]    |                                                 ^^^^ the module `dynafed` contains no item named `Null`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Null`
[INFO] [stdout]   --> src/dynafed.rs:96:57
[INFO] [stdout]    |
[INFO] [stdout] 96 |     /// Get the signblock_witness_limit. Is [None] for [Null] params.
[INFO] [stdout]    |                                                         ^^^^ the module `dynafed` contains no item named `Null`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Full`
[INFO] [stdout]    --> src/dynafed.rs:105:52
[INFO] [stdout]     |
[INFO] [stdout] 105 |     /// Get the fedpeg_program. Is [None] for non-[Full] params.
[INFO] [stdout]     |                                                    ^^^^ the module `dynafed` contains no item named `Full`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Full`
[INFO] [stdout]    --> src/dynafed.rs:114:50
[INFO] [stdout]     |
[INFO] [stdout] 114 |     /// Get the fedpegscript. Is [None] for non-[Full] params.
[INFO] [stdout]     |                                                  ^^^^ the module `dynafed` contains no item named `Full`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Full`
[INFO] [stdout]    --> src/dynafed.rs:123:53
[INFO] [stdout]     |
[INFO] [stdout] 123 |     /// Get the extension_space. Is [None] for non-[Full] params.
[INFO] [stdout]     |                                                     ^^^^ the module `dynafed` contains no item named `Full`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Compact`
[INFO] [stdout]    --> src/dynafed.rs:132:49
[INFO] [stdout]     |
[INFO] [stdout] 132 |     /// Get the elided_root. Is [None] for non-[Compact] params.
[INFO] [stdout]     |                                                 ^^^^^^^ the module `dynafed` contains no item named `Compact`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `derive_blinding_key`
[INFO] [stdout]   --> src/slip77.rs:36:71
[INFO] [stdout]    |
[INFO] [stdout] 36 |     /// This is the same as performing ECDH with the secret key that [derive_blinding_key] returns.
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^^^ the module `slip77` contains no item named `derive_blinding_key`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.51s
[INFO] running `Command { std: "docker" "inspect" "6561e4dd44959b167d6b6047b0348cba4b8f97aea94c84d0d14165f5bd1aeea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6561e4dd44959b167d6b6047b0348cba4b8f97aea94c84d0d14165f5bd1aeea7", kill_on_drop: false }`
[INFO] [stdout] 6561e4dd44959b167d6b6047b0348cba4b8f97aea94c84d0d14165f5bd1aeea7
