[INFO] fetching crate futures-zipkin 0.4.0...
[INFO] documenting futures-zipkin-0.4.0 against beta-2025-02-18 for beta-1.86-rustdoc-1
[INFO] extracting crate futures-zipkin 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate futures-zipkin 0.4.0 on toolchain beta-2025-02-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-zipkin 0.4.0
[INFO] finished tweaking crates.io crate futures-zipkin 0.4.0
[INFO] tweaked toml for crates.io crate futures-zipkin 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding zipkin v0.3.5 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae74fb63b7e277af01cda4255d9f1dc4ff3625a44d5cdb02213e66739b935afc
[INFO] running `Command { std: "docker" "start" "-a" "ae74fb63b7e277af01cda4255d9f1dc4ff3625a44d5cdb02213e66739b935afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae74fb63b7e277af01cda4255d9f1dc4ff3625a44d5cdb02213e66739b935afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae74fb63b7e277af01cda4255d9f1dc4ff3625a44d5cdb02213e66739b935afc", kill_on_drop: false }`
[INFO] [stdout] ae74fb63b7e277af01cda4255d9f1dc4ff3625a44d5cdb02213e66739b935afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73eaa2a2a83dadf5bc94fd493857f26f0b8f9f687b9ebe637fe190aec782e5ba
[INFO] running `Command { std: "docker" "start" "-a" "73eaa2a2a83dadf5bc94fd493857f26f0b8f9f687b9ebe637fe190aec782e5ba", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking traitobject v0.1.1
[INFO] [stderr]     Checking data-encoding v2.8.0
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking thread-local-object v0.1.0
[INFO] [stderr]     Checking zipkin-types v0.1.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking zipkin v0.3.5
[INFO] [stderr]  Documenting futures-zipkin v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.22s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/futures_zipkin/index.html
[INFO] running `Command { std: "docker" "inspect" "73eaa2a2a83dadf5bc94fd493857f26f0b8f9f687b9ebe637fe190aec782e5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73eaa2a2a83dadf5bc94fd493857f26f0b8f9f687b9ebe637fe190aec782e5ba", kill_on_drop: false }`
[INFO] [stdout] 73eaa2a2a83dadf5bc94fd493857f26f0b8f9f687b9ebe637fe190aec782e5ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "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] 8eee3db622a2e49466d4aae75b0468b24732c59be07252af4dd48a7f48bf6d43
[INFO] running `Command { std: "docker" "start" "-a" "8eee3db622a2e49466d4aae75b0468b24732c59be07252af4dd48a7f48bf6d43", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking zipkin v0.3.5
[INFO] [stderr]  Documenting futures-zipkin v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.45s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/futures_zipkin/index.html
[INFO] running `Command { std: "docker" "inspect" "8eee3db622a2e49466d4aae75b0468b24732c59be07252af4dd48a7f48bf6d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eee3db622a2e49466d4aae75b0468b24732c59be07252af4dd48a7f48bf6d43", kill_on_drop: false }`
[INFO] [stdout] 8eee3db622a2e49466d4aae75b0468b24732c59be07252af4dd48a7f48bf6d43