[INFO] fetching crate sapio-secp256k1 0.22.4...
[INFO] documenting sapio-secp256k1-0.22.4 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate sapio-secp256k1 0.22.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sapio-secp256k1 0.22.4 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sapio-secp256k1 0.22.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sapio-secp256k1 0.22.4
[INFO] tweaked toml for crates.io crate sapio-secp256k1 0.22.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate sapio-secp256k1 0.22.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7e38b03ed7fb96b2e5141f5ed0a3b2704f5f6fb80efa6f34c07533a8112bed5
[INFO] running `Command { std: "docker" "start" "-a" "f7e38b03ed7fb96b2e5141f5ed0a3b2704f5f6fb80efa6f34c07533a8112bed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7e38b03ed7fb96b2e5141f5ed0a3b2704f5f6fb80efa6f34c07533a8112bed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e38b03ed7fb96b2e5141f5ed0a3b2704f5f6fb80efa6f34c07533a8112bed5", kill_on_drop: false }`
[INFO] [stdout] f7e38b03ed7fb96b2e5141f5ed0a3b2704f5f6fb80efa6f34c07533a8112bed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5f6a8edde83c1efa38415002e91739b68d9c7be0f939e2cc2e0595335d56e65
[INFO] running `Command { std: "docker" "start" "-a" "b5f6a8edde83c1efa38415002e91739b68d9c7be0f939e2cc2e0595335d56e65", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling sapio-secp256k1-sys v0.5.3
[INFO] [stderr]  Documenting sapio-secp256k1 v0.22.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `serde_keypair`
[INFO] [stdout]    --> src/key.rs:726:71
[INFO] [stdout]     |
[INFO] [stdout] 726 | /// feature active. This is due to security considerations, see the [`serde_keypair`] documentation
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^ no item named `serde_keypair` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `serde::Serialize`
[INFO] [stdout]    --> src/key.rs:747:20
[INFO] [stdout]     |
[INFO] [stdout] 747 | /// [`Serialize`]: serde::Serialize
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^ no item named `serde` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `serde::Deserialize`
[INFO] [stdout]    --> src/key.rs:746:22
[INFO] [stdout]     |
[INFO] [stdout] 746 | /// [`Deserialize`]: serde::Deserialize
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^ no item named `serde` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `Command { std: "docker" "inspect" "b5f6a8edde83c1efa38415002e91739b68d9c7be0f939e2cc2e0595335d56e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5f6a8edde83c1efa38415002e91739b68d9c7be0f939e2cc2e0595335d56e65", kill_on_drop: false }`
[INFO] [stdout] b5f6a8edde83c1efa38415002e91739b68d9c7be0f939e2cc2e0595335d56e65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "rand rand-std serde bitcoin_hashes recovery global-context" "--frozen" "--message-format=json" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] a7a31d22d42c4c5fe5c28c998f2e5bd1fda48c5a90730be4208043e885ec6655
[INFO] running `Command { std: "docker" "start" "-a" "a7a31d22d42c4c5fe5c28c998f2e5bd1fda48c5a90730be4208043e885ec6655", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking bitcoin_hashes v0.10.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling sapio-secp256k1-sys v0.5.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]  Documenting sapio-secp256k1 v0.22.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.76s
[INFO] running `Command { std: "docker" "inspect" "a7a31d22d42c4c5fe5c28c998f2e5bd1fda48c5a90730be4208043e885ec6655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a31d22d42c4c5fe5c28c998f2e5bd1fda48c5a90730be4208043e885ec6655", kill_on_drop: false }`
[INFO] [stdout] a7a31d22d42c4c5fe5c28c998f2e5bd1fda48c5a90730be4208043e885ec6655