[INFO] fetching crate vsss-rs 2.0.0-pre2...
[INFO] documenting vsss-rs-2.0.0-pre2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate vsss-rs 2.0.0-pre2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate vsss-rs 2.0.0-pre2 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] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking crates.io crate vsss-rs 2.0.0-pre2
[INFO] finished tweaking crates.io crate vsss-rs 2.0.0-pre2
[INFO] tweaked toml for crates.io crate vsss-rs 2.0.0-pre2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d2271c32a0b3cec0640e599bfd7adfc5ee4ebb64e7113f86175f3e89dff96ea9
[INFO] running `Command { std: "docker" "start" "-a" "d2271c32a0b3cec0640e599bfd7adfc5ee4ebb64e7113f86175f3e89dff96ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2271c32a0b3cec0640e599bfd7adfc5ee4ebb64e7113f86175f3e89dff96ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2271c32a0b3cec0640e599bfd7adfc5ee4ebb64e7113f86175f3e89dff96ea9", kill_on_drop: false }`
[INFO] [stdout] d2271c32a0b3cec0640e599bfd7adfc5ee4ebb64e7113f86175f3e89dff96ea9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 416c57c02d3cce45edcedb6f5dee2ad56c74b9a46b2b9fc65668ddd83e3a3962
[INFO] running `Command { std: "docker" "start" "-a" "416c57c02d3cce45edcedb6f5dee2ad56c74b9a46b2b9fc65668ddd83e3a3962", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking const-oid v0.6.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking der v0.4.5
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking pkcs8 v0.7.6
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking signature v1.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking crypto-bigint v0.2.11
[INFO] [stderr]     Checking curve25519-dalek v4.0.0-pre.2
[INFO] [stderr]     Checking elliptic-curve v0.10.6
[INFO] [stderr]     Checking ecdsa v0.12.4
[INFO] [stderr]     Checking k256 v0.9.6
[INFO] [stderr]     Checking serde-big-array v0.3.3
[INFO] [stderr]  Documenting vsss-rs v2.0.0-pre2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.19s
[INFO] running `Command { std: "docker" "inspect" "416c57c02d3cce45edcedb6f5dee2ad56c74b9a46b2b9fc65668ddd83e3a3962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416c57c02d3cce45edcedb6f5dee2ad56c74b9a46b2b9fc65668ddd83e3a3962", kill_on_drop: false }`
[INFO] [stdout] 416c57c02d3cce45edcedb6f5dee2ad56c74b9a46b2b9fc65668ddd83e3a3962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c490fe288e79a140dbcd3fe6931c35dde831e5bf4a61589317b51e7d4c2d254b
[INFO] running `Command { std: "docker" "start" "-a" "c490fe288e79a140dbcd3fe6931c35dde831e5bf4a61589317b51e7d4c2d254b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking const-oid v0.6.2
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking der v0.4.5
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking pkcs8 v0.7.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking signature v1.3.2
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking crypto-bigint v0.2.11
[INFO] [stderr]     Checking curve25519-dalek v4.0.0-pre.2
[INFO] [stderr]     Checking elliptic-curve v0.10.6
[INFO] [stderr]     Checking ecdsa v0.12.4
[INFO] [stderr]     Checking k256 v0.9.6
[INFO] [stderr]     Checking serde-big-array v0.3.3
[INFO] [stderr]  Documenting vsss-rs v2.0.0-pre2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.75s
[INFO] running `Command { std: "docker" "inspect" "c490fe288e79a140dbcd3fe6931c35dde831e5bf4a61589317b51e7d4c2d254b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c490fe288e79a140dbcd3fe6931c35dde831e5bf4a61589317b51e7d4c2d254b", kill_on_drop: false }`
[INFO] [stdout] c490fe288e79a140dbcd3fe6931c35dde831e5bf4a61589317b51e7d4c2d254b