[INFO] fetching crate ff 0.14.0-pre.0...
[INFO] documenting ff-0.14.0-pre.0 against master#8afe9ff1caa97654c31fb8c259dac9fdf67d6302 for pr-151918
[INFO] extracting crate ff 0.14.0-pre.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ff 0.14.0-pre.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ff 0.14.0-pre.0
[INFO] tweaked toml for crates.io crate ff 0.14.0-pre.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ff 0.14.0-pre.0 on toolchain 8afe9ff1caa97654c31fb8c259dac9fdf67d6302
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding rand_core v0.9.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ff_derive v0.14.0-pre.0
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04edc8801adc15605a092390dac02a1fe64c80b459560cb5d9f4255cac54b706
[INFO] running `Command { std: "docker" "start" "-a" "04edc8801adc15605a092390dac02a1fe64c80b459560cb5d9f4255cac54b706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04edc8801adc15605a092390dac02a1fe64c80b459560cb5d9f4255cac54b706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04edc8801adc15605a092390dac02a1fe64c80b459560cb5d9f4255cac54b706", kill_on_drop: false }`
[INFO] [stdout] 04edc8801adc15605a092390dac02a1fe64c80b459560cb5d9f4255cac54b706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16e3d94ca024b7b0d1743f8a79298cdd285a5e243bc68e2d3ec64b47291e11a5
[INFO] running `Command { std: "docker" "start" "-a" "16e3d94ca024b7b0d1743f8a79298cdd285a5e243bc68e2d3ec64b47291e11a5", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]  Documenting ff v0.14.0-pre.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ff/index.html
[INFO] running `Command { std: "docker" "inspect" "16e3d94ca024b7b0d1743f8a79298cdd285a5e243bc68e2d3ec64b47291e11a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e3d94ca024b7b0d1743f8a79298cdd285a5e243bc68e2d3ec64b47291e11a5", kill_on_drop: false }`
[INFO] [stdout] 16e3d94ca024b7b0d1743f8a79298cdd285a5e243bc68e2d3ec64b47291e11a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48566e93b817bbe725eb393a478acf914b189259d0aff2d08c8b8a6ad4448e5f
[INFO] running `Command { std: "docker" "start" "-a" "48566e93b817bbe725eb393a478acf914b189259d0aff2d08c8b8a6ad4448e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling ff_derive v0.14.0-pre.0
[INFO] [stderr]  Documenting ff v0.14.0-pre.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.92s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ff/index.html
[INFO] running `Command { std: "docker" "inspect" "48566e93b817bbe725eb393a478acf914b189259d0aff2d08c8b8a6ad4448e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48566e93b817bbe725eb393a478acf914b189259d0aff2d08c8b8a6ad4448e5f", kill_on_drop: false }`
[INFO] [stdout] 48566e93b817bbe725eb393a478acf914b189259d0aff2d08c8b8a6ad4448e5f