[INFO] fetching crate rootfinder 0.5.0...
[INFO] documenting rootfinder-0.5.0 against master#8afe9ff1caa97654c31fb8c259dac9fdf67d6302 for pr-151918
[INFO] extracting crate rootfinder 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rootfinder 0.5.0
[INFO] finished tweaking crates.io crate rootfinder 0.5.0
[INFO] tweaked toml for crates.io crate rootfinder 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rootfinder 0.5.0 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] crate crates.io crate rootfinder 0.5.0 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" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtest v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3c16f9c7ff1d06176ebe8f9fc3243608018c693203a0e15247aac0b938fe261e
[INFO] running `Command { std: "docker" "start" "-a" "3c16f9c7ff1d06176ebe8f9fc3243608018c693203a0e15247aac0b938fe261e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c16f9c7ff1d06176ebe8f9fc3243608018c693203a0e15247aac0b938fe261e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c16f9c7ff1d06176ebe8f9fc3243608018c693203a0e15247aac0b938fe261e", kill_on_drop: false }`
[INFO] [stdout] 3c16f9c7ff1d06176ebe8f9fc3243608018c693203a0e15247aac0b938fe261e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 870510db6d660b1d3505c773dd6747b5f52a5c81447b13da4ad529fa7125ae09
[INFO] running `Command { std: "docker" "start" "-a" "870510db6d660b1d3505c773dd6747b5f52a5c81447b13da4ad529fa7125ae09", kill_on_drop: false }`
[INFO] [stderr]  Documenting rootfinder v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rootfinder/index.html
[INFO] running `Command { std: "docker" "inspect" "870510db6d660b1d3505c773dd6747b5f52a5c81447b13da4ad529fa7125ae09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870510db6d660b1d3505c773dd6747b5f52a5c81447b13da4ad529fa7125ae09", kill_on_drop: false }`
[INFO] [stdout] 870510db6d660b1d3505c773dd6747b5f52a5c81447b13da4ad529fa7125ae09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--html-in-header\", \"src/docs-header.html\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3e35fa3e3947d27cea8280d5f041348ee45e2dfe63e967ee201c3e3017333f7
[INFO] running `Command { std: "docker" "start" "-a" "f3e35fa3e3947d27cea8280d5f041348ee45e2dfe63e967ee201c3e3017333f7", kill_on_drop: false }`
[INFO] [stderr]  Documenting rootfinder v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rootfinder/index.html
[INFO] running `Command { std: "docker" "inspect" "f3e35fa3e3947d27cea8280d5f041348ee45e2dfe63e967ee201c3e3017333f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3e35fa3e3947d27cea8280d5f041348ee45e2dfe63e967ee201c3e3017333f7", kill_on_drop: false }`
[INFO] [stdout] f3e35fa3e3947d27cea8280d5f041348ee45e2dfe63e967ee201c3e3017333f7