[INFO] fetching crate backtracer_core 0.0.5...
[INFO] documenting backtracer_core-0.0.5 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate backtracer_core 0.0.5 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate backtracer_core 0.0.5 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backtracer_core 0.0.5
[INFO] finished tweaking crates.io crate backtracer_core 0.0.5
[INFO] tweaked toml for crates.io crate backtracer_core 0.0.5 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fbec78938e036976b207f66fd75bc4e92b6826bbcef24793d996db78495f530
[INFO] running `Command { std: "docker" "start" "-a" "1fbec78938e036976b207f66fd75bc4e92b6826bbcef24793d996db78495f530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fbec78938e036976b207f66fd75bc4e92b6826bbcef24793d996db78495f530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fbec78938e036976b207f66fd75bc4e92b6826bbcef24793d996db78495f530", kill_on_drop: false }`
[INFO] [stdout] 1fbec78938e036976b207f66fd75bc4e92b6826bbcef24793d996db78495f530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 484b95ff9620cb2a9853c3c64f393c7b1252547c7cce1b1596130f7992b09d22
[INFO] running `Command { std: "docker" "start" "-a" "484b95ff9620cb2a9853c3c64f393c7b1252547c7cce1b1596130f7992b09d22", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling x86 v0.47.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking raw-cpuid v10.3.0
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]  Documenting backtracer_core v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "484b95ff9620cb2a9853c3c64f393c7b1252547c7cce1b1596130f7992b09d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484b95ff9620cb2a9853c3c64f393c7b1252547c7cce1b1596130f7992b09d22", kill_on_drop: false }`
[INFO] [stdout] 484b95ff9620cb2a9853c3c64f393c7b1252547c7cce1b1596130f7992b09d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f2f268579ec2ee51d61be5485724f3cd4e37b33c43660b1bd916eae0092fc888
[INFO] running `Command { std: "docker" "start" "-a" "f2f268579ec2ee51d61be5485724f3cd4e37b33c43660b1bd916eae0092fc888", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling x86 v0.47.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking raw-cpuid v10.3.0
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]  Documenting backtracer_core v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "f2f268579ec2ee51d61be5485724f3cd4e37b33c43660b1bd916eae0092fc888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f268579ec2ee51d61be5485724f3cd4e37b33c43660b1bd916eae0092fc888", kill_on_drop: false }`
[INFO] [stdout] f2f268579ec2ee51d61be5485724f3cd4e37b33c43660b1bd916eae0092fc888