[INFO] fetching crate zcash_proofs 0.3.0...
[INFO] documenting zcash_proofs-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate zcash_proofs 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate zcash_proofs 0.3.0 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 crates.io crate zcash_proofs 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zcash_proofs 0.3.0
[INFO] tweaked toml for crates.io crate zcash_proofs 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate zcash_proofs 0.3.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-cipher v0.8.0
[INFO] [stderr]   Downloaded pairing v0.17.0
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded bellman v0.7.0
[INFO] [stderr]   Downloaded minreq v2.2.1
[INFO] [stderr]   Downloaded group v0.7.0
[INFO] [stderr]   Downloaded bls12_381 v0.2.0
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded aes v0.5.0
[INFO] [stderr]   Downloaded zcash_primitives v0.3.0
[INFO] [stderr]   Downloaded jubjub v0.4.0
[INFO] [stderr]   Downloaded block-modes v0.6.1
[INFO] [stderr]   Downloaded wagyu-zcash-parameters-5 v0.2.0
[INFO] [stderr]   Downloaded aes-soft v0.5.0
[INFO] [stderr]   Downloaded wagyu-zcash-parameters v0.2.0
[INFO] [stderr]   Downloaded ff v0.7.0
[INFO] [stderr]   Downloaded wagyu-zcash-parameters-4 v0.2.0
[INFO] [stderr]   Downloaded crypto_api_chachapoly v0.4.3
[INFO] [stderr]   Downloaded wagyu-zcash-parameters-3 v0.2.0
[INFO] [stderr]   Downloaded wagyu-zcash-parameters-6 v0.2.0
[INFO] [stderr]   Downloaded aesni v0.8.0
[INFO] [stderr]   Downloaded fpe v0.3.1
[INFO] [stderr]   Downloaded equihash v0.1.0
[INFO] [stderr]   Downloaded wagyu-zcash-parameters-1 v0.2.0
[INFO] [stderr]   Downloaded crypto_api v0.2.2
[INFO] [stderr]   Downloaded wagyu-zcash-parameters-2 v0.2.0
[INFO] [stderr]   Downloaded ff_derive v0.7.0
[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" "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] 51d3873f444f931dc1dab9f68a1b060047c8a4a4306b27ec3892a585dda81010
[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" "51d3873f444f931dc1dab9f68a1b060047c8a4a4306b27ec3892a585dda81010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51d3873f444f931dc1dab9f68a1b060047c8a4a4306b27ec3892a585dda81010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d3873f444f931dc1dab9f68a1b060047c8a4a4306b27ec3892a585dda81010", kill_on_drop: false }`
[INFO] [stdout] 51d3873f444f931dc1dab9f68a1b060047c8a4a4306b27ec3892a585dda81010
[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" "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] bfcf52a228c571e474ebf5227ee0445c68c1d2bf2f126714e791a340889c3109
[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" "bfcf52a228c571e474ebf5227ee0445c68c1d2bf2f126714e791a340889c3109", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking crypto_api v0.2.2
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crypto_api_chachapoly v0.4.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking aes-soft v0.5.0
[INFO] [stderr]     Checking block-modes v0.6.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking equihash v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking aes v0.5.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]     Checking fpe v0.3.1
[INFO] [stderr]    Compiling ff_derive v0.7.0
[INFO] [stderr]     Checking ff v0.7.0
[INFO] [stderr]     Checking group v0.7.0
[INFO] [stderr]     Checking pairing v0.17.0
[INFO] [stderr]     Checking bls12_381 v0.2.0
[INFO] [stderr]     Checking bellman v0.7.0
[INFO] [stderr]     Checking jubjub v0.4.0
[INFO] [stderr]     Checking zcash_primitives v0.3.0
[INFO] [stderr]  Documenting zcash_proofs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.24s
[INFO] running `Command { std: "docker" "inspect" "bfcf52a228c571e474ebf5227ee0445c68c1d2bf2f126714e791a340889c3109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcf52a228c571e474ebf5227ee0445c68c1d2bf2f126714e791a340889c3109", kill_on_drop: false }`
[INFO] [stdout] bfcf52a228c571e474ebf5227ee0445c68c1d2bf2f126714e791a340889c3109