[INFO] fetching crate ark-snark 0.3.0...
[INFO] documenting ark-snark-0.3.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate ark-snark 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ark-snark 0.3.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-snark 0.3.0
[INFO] finished tweaking crates.io crate ark-snark 0.3.0
[INFO] tweaked toml for crates.io crate ark-snark 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 560523ab7e4c4be0f06209068ef18316db9c18be645386ee7ac4ec207ca91d21
[INFO] running `Command { std: "docker" "start" "-a" "560523ab7e4c4be0f06209068ef18316db9c18be645386ee7ac4ec207ca91d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "560523ab7e4c4be0f06209068ef18316db9c18be645386ee7ac4ec207ca91d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560523ab7e4c4be0f06209068ef18316db9c18be645386ee7ac4ec207ca91d21", kill_on_drop: false }`
[INFO] [stdout] 560523ab7e4c4be0f06209068ef18316db9c18be645386ee7ac4ec207ca91d21
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 476624d4e02e41498ee905c88d0422c6445474bf22c3a116b96ad4a3ecde84b3
[INFO] running `Command { std: "docker" "start" "-a" "476624d4e02e41498ee905c88d0422c6445474bf22c3a116b96ad4a3ecde84b3", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]     Checking ark-relations v0.3.0
[INFO] [stderr]  Documenting ark-snark v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.33s
[INFO] running `Command { std: "docker" "inspect" "476624d4e02e41498ee905c88d0422c6445474bf22c3a116b96ad4a3ecde84b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476624d4e02e41498ee905c88d0422c6445474bf22c3a116b96ad4a3ecde84b3", kill_on_drop: false }`
[INFO] [stdout] 476624d4e02e41498ee905c88d0422c6445474bf22c3a116b96ad4a3ecde84b3
