[INFO] cloning repository https://github.com/matterinc/plasma_cash_history_snark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matterinc/plasma_cash_history_snark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatterinc%2Fplasma_cash_history_snark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatterinc%2Fplasma_cash_history_snark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d6158af998f930a0cd7e77d88d1f53d688187ce
[INFO] documenting matterinc/plasma_cash_history_snark against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatterinc%2Fplasma_cash_history_snark" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matterinc/plasma_cash_history_snark on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matterinc/plasma_cash_history_snark
[INFO] finished tweaking git repo https://github.com/matterinc/plasma_cash_history_snark
[INFO] tweaked toml for git repo https://github.com/matterinc/plasma_cash_history_snark written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matterinc/plasma_cash_history_snark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/matterinc/bellman`
[INFO] [stderr]     Updating git repository `https://github.com/matterinc/sapling-crypto`
[INFO] [stderr]     Updating git repository `https://github.com/gtank/blake2-rfc`
[INFO] [stderr]     Updating git repository `https://github.com/matterinc/pairing`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/matterinc/ff`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded crossbeam v0.7.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.1
[INFO] [stderr]   Downloaded tiny-keccak v1.4.2
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded arrayvec v0.4.8
[INFO] [stderr]   Downloaded num-bigint v0.2.1
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded syn v0.15.29
[INFO] [stderr]   Downloaded crossbeam-queue v0.1.2
[INFO] [stderr]   Downloaded futures v0.1.25
[INFO] [stderr]   Downloaded serde v1.0.89
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded serde_derive v1.0.89
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc7e2406af901faad912c11ac8355003a72534a71a0480f717e005cad0b36e03
[INFO] running `Command { std: "docker" "start" "-a" "fc7e2406af901faad912c11ac8355003a72534a71a0480f717e005cad0b36e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc7e2406af901faad912c11ac8355003a72534a71a0480f717e005cad0b36e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc7e2406af901faad912c11ac8355003a72534a71a0480f717e005cad0b36e03", kill_on_drop: false }`
[INFO] [stdout] fc7e2406af901faad912c11ac8355003a72534a71a0480f717e005cad0b36e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8d2a7cb2236e2573a8db4b1a0ad531e1d0b2dae14149fc4ae43c54537c323d
[INFO] running `Command { std: "docker" "start" "-a" "ca8d2a7cb2236e2573a8db4b1a0ad531e1d0b2dae14149fc4ae43c54537c323d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9)
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]    Compiling ff_derive v0.4.0 (https://github.com/matterinc/ff?tag=0.5#056a13b9)
[INFO] [stderr]     Checking ff v0.5.0 (https://github.com/matterinc/ff?tag=0.5#056a13b9)
[INFO] [stderr]     Checking pairing v0.16.2 (https://github.com/matterinc/pairing?tag=0.16.2#c2af46ca)
[INFO] [stderr]     Checking bellman v0.2.0 (https://github.com/matterinc/bellman?tag=0.2.0#6e45a4b2)
[INFO] [stderr]     Checking sapling-crypto v0.0.4 (https://github.com/matterinc/sapling-crypto?tag=0.0.4#6ac48e2f)
[INFO] [stderr]  Documenting plasma_cash_history_snark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking plasma_cash_history_snark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.78s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/plasma_cash_history_snark/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/benchmark_proof_gen/index.html
[INFO] running `Command { std: "docker" "inspect" "ca8d2a7cb2236e2573a8db4b1a0ad531e1d0b2dae14149fc4ae43c54537c323d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8d2a7cb2236e2573a8db4b1a0ad531e1d0b2dae14149fc4ae43c54537c323d", kill_on_drop: false }`
[INFO] [stdout] ca8d2a7cb2236e2573a8db4b1a0ad531e1d0b2dae14149fc4ae43c54537c323d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4596014b4c4ba262c104bd85f5a3a824c47fbe75d1913c17ef10fea3c2f6b32f
[INFO] running `Command { std: "docker" "start" "-a" "4596014b4c4ba262c104bd85f5a3a824c47fbe75d1913c17ef10fea3c2f6b32f", kill_on_drop: false }`
[INFO] [stderr]  Documenting plasma_cash_history_snark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/plasma_cash_history_snark/index.html
[INFO] running `Command { std: "docker" "inspect" "4596014b4c4ba262c104bd85f5a3a824c47fbe75d1913c17ef10fea3c2f6b32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4596014b4c4ba262c104bd85f5a3a824c47fbe75d1913c17ef10fea3c2f6b32f", kill_on_drop: false }`
[INFO] [stdout] 4596014b4c4ba262c104bd85f5a3a824c47fbe75d1913c17ef10fea3c2f6b32f
