[INFO] fetching crate extended_matrix 0.3.17...
[INFO] documenting extended_matrix-0.3.17 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate extended_matrix 0.3.17 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate extended_matrix 0.3.17 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate extended_matrix 0.3.17
[INFO] finished tweaking crates.io crate extended_matrix 0.3.17
[INFO] tweaked toml for crates.io crate extended_matrix 0.3.17 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate extended_matrix 0.3.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colsol v0.1.4
[INFO] [stderr]   Downloaded extended_matrix_float v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 92fee2a897607a3d25b6b45bc0518fda2d164feb6e9d0e5b7dac834fcd30e6e9
[INFO] running `Command { std: "docker" "start" "-a" "92fee2a897607a3d25b6b45bc0518fda2d164feb6e9d0e5b7dac834fcd30e6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92fee2a897607a3d25b6b45bc0518fda2d164feb6e9d0e5b7dac834fcd30e6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fee2a897607a3d25b6b45bc0518fda2d164feb6e9d0e5b7dac834fcd30e6e9", kill_on_drop: false }`
[INFO] [stdout] 92fee2a897607a3d25b6b45bc0518fda2d164feb6e9d0e5b7dac834fcd30e6e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8d0d643dcc6c8fd32cbe991466cfd72132495df541bf73b416f57e74fc01a28
[INFO] running `Command { std: "docker" "start" "-a" "c8d0d643dcc6c8fd32cbe991466cfd72132495df541bf73b416f57e74fc01a28", kill_on_drop: false }`
[INFO] [stderr]     Checking extended_matrix_float v0.1.0
[INFO] [stderr]     Checking colsol v0.1.4
[INFO] [stderr]  Documenting extended_matrix v0.3.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "c8d0d643dcc6c8fd32cbe991466cfd72132495df541bf73b416f57e74fc01a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8d0d643dcc6c8fd32cbe991466cfd72132495df541bf73b416f57e74fc01a28", kill_on_drop: false }`
[INFO] [stdout] c8d0d643dcc6c8fd32cbe991466cfd72132495df541bf73b416f57e74fc01a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e2e65efd9702fc0c6e6ab56a10586b36d8c07b5b25f84cbdeefeeee9afa2f59
[INFO] running `Command { std: "docker" "start" "-a" "3e2e65efd9702fc0c6e6ab56a10586b36d8c07b5b25f84cbdeefeeee9afa2f59", kill_on_drop: false }`
[INFO] [stderr]     Checking colsol v0.1.4
[INFO] [stderr]     Checking extended_matrix_float v0.1.0
[INFO] [stderr]  Documenting extended_matrix v0.3.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "3e2e65efd9702fc0c6e6ab56a10586b36d8c07b5b25f84cbdeefeeee9afa2f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2e65efd9702fc0c6e6ab56a10586b36d8c07b5b25f84cbdeefeeee9afa2f59", kill_on_drop: false }`
[INFO] [stdout] 3e2e65efd9702fc0c6e6ab56a10586b36d8c07b5b25f84cbdeefeeee9afa2f59