[INFO] cloning repository https://github.com/matter-labs/era-circuit_testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matter-labs/era-circuit_testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Fera-circuit_testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Fera-circuit_testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 164c0adac85be39ee44bd9456b2b91cdede5af80
[INFO] documenting matter-labs/era-circuit_testing against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Fera-circuit_testing" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matter-labs/era-circuit_testing on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matter-labs/era-circuit_testing
[INFO] finished tweaking git repo https://github.com/matter-labs/era-circuit_testing
[INFO] tweaked toml for git repo https://github.com/matter-labs/era-circuit_testing written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matter-labs/era-circuit_testing 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/matter-labs/bellman`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded ff_ce v0.14.1
[INFO] [stderr]   Downloaded blake2s_simd v0.5.11
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[INFO] [stderr]   Downloaded futures v0.3.24
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded ff_derive_ce v0.11.0
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded quote v1.0.21
[INFO] [stderr]   Downloaded futures-executor v0.3.24
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[INFO] [stderr]   Downloaded libc v0.2.134
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[INFO] [stderr]   Downloaded futures-io v0.3.24
[INFO] [stderr]   Downloaded futures-util v0.3.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c8c2769b813620b73fb2c6ec3d63e743ebdf0f857ba70fdb130f0b5fa47b9dc
[INFO] running `Command { std: "docker" "start" "-a" "7c8c2769b813620b73fb2c6ec3d63e743ebdf0f857ba70fdb130f0b5fa47b9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c8c2769b813620b73fb2c6ec3d63e743ebdf0f857ba70fdb130f0b5fa47b9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8c2769b813620b73fb2c6ec3d63e743ebdf0f857ba70fdb130f0b5fa47b9dc", kill_on_drop: false }`
[INFO] [stdout] 7c8c2769b813620b73fb2c6ec3d63e743ebdf0f857ba70fdb130f0b5fa47b9dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d53e61ce1905190a703a78721f35d92050d82d4400995325e3bc37be6b8f4d4c
[INFO] running `Command { std: "docker" "start" "-a" "d53e61ce1905190a703a78721f35d92050d82d4400995325e3bc37be6b8f4d4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking blake2s_const v0.6.0 (https://github.com/matter-labs/bellman?branch=dev#3c4c5973)
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]    Compiling ff_derive_ce v0.11.0
[INFO] [stderr]     Checking ff_ce v0.14.1
[INFO] [stderr]     Checking pairing_ce v0.28.2
[INFO] [stderr]     Checking bellman_ce v0.3.2 (https://github.com/matter-labs/bellman?branch=dev#3c4c5973)
[INFO] [stderr]  Documenting circuit_testing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.66s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/circuit_testing/index.html
[INFO] running `Command { std: "docker" "inspect" "d53e61ce1905190a703a78721f35d92050d82d4400995325e3bc37be6b8f4d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53e61ce1905190a703a78721f35d92050d82d4400995325e3bc37be6b8f4d4c", kill_on_drop: false }`
[INFO] [stdout] d53e61ce1905190a703a78721f35d92050d82d4400995325e3bc37be6b8f4d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a4954db0b8a360efe03579d624352b718202e83345b620a2f2493ad87bf82fc
[INFO] running `Command { std: "docker" "start" "-a" "2a4954db0b8a360efe03579d624352b718202e83345b620a2f2493ad87bf82fc", kill_on_drop: false }`
[INFO] [stderr]  Documenting circuit_testing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/circuit_testing/index.html
[INFO] running `Command { std: "docker" "inspect" "2a4954db0b8a360efe03579d624352b718202e83345b620a2f2493ad87bf82fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a4954db0b8a360efe03579d624352b718202e83345b620a2f2493ad87bf82fc", kill_on_drop: false }`
[INFO] [stdout] 2a4954db0b8a360efe03579d624352b718202e83345b620a2f2493ad87bf82fc