[INFO] cloning repository https://github.com/stevenmsl/rust_clo_b_tree_2_272
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevenmsl/rust_clo_b_tree_2_272" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmsl%2Frust_clo_b_tree_2_272", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmsl%2Frust_clo_b_tree_2_272'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53e646de8b05f76b584908e6b2bb402439dd1c7e
[INFO] documenting stevenmsl/rust_clo_b_tree_2_272 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmsl%2Frust_clo_b_tree_2_272" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stevenmsl/rust_clo_b_tree_2_272 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 git repo https://github.com/stevenmsl/rust_clo_b_tree_2_272
[INFO] finished tweaking git repo https://github.com/stevenmsl/rust_clo_b_tree_2_272
[INFO] tweaked toml for git repo https://github.com/stevenmsl/rust_clo_b_tree_2_272 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/stevenmsl/rust_clo_b_tree_2_272 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 47e1afe6ca9e3318ba5995845259c27ab934342ae6ba6d3f4e4945f6b649b87c
[INFO] running `Command { std: "docker" "start" "-a" "47e1afe6ca9e3318ba5995845259c27ab934342ae6ba6d3f4e4945f6b649b87c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47e1afe6ca9e3318ba5995845259c27ab934342ae6ba6d3f4e4945f6b649b87c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e1afe6ca9e3318ba5995845259c27ab934342ae6ba6d3f4e4945f6b649b87c", kill_on_drop: false }`
[INFO] [stdout] 47e1afe6ca9e3318ba5995845259c27ab934342ae6ba6d3f4e4945f6b649b87c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7e053fa793413a6226113ad09ca6845010e471fa82829e8ff19f9270bc2901b9
[INFO] running `Command { std: "docker" "start" "-a" "7e053fa793413a6226113ad09ca6845010e471fa82829e8ff19f9270bc2901b9", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust_clo_b_tree_2_272 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "7e053fa793413a6226113ad09ca6845010e471fa82829e8ff19f9270bc2901b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e053fa793413a6226113ad09ca6845010e471fa82829e8ff19f9270bc2901b9", kill_on_drop: false }`
[INFO] [stdout] 7e053fa793413a6226113ad09ca6845010e471fa82829e8ff19f9270bc2901b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 274b5636d7ae1bc9c30ab9ba8ccd2da7f8c1dc268b071ce45b28974235d52e9b
[INFO] running `Command { std: "docker" "start" "-a" "274b5636d7ae1bc9c30ab9ba8ccd2da7f8c1dc268b071ce45b28974235d52e9b", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust_clo_b_tree_2_272 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "274b5636d7ae1bc9c30ab9ba8ccd2da7f8c1dc268b071ce45b28974235d52e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274b5636d7ae1bc9c30ab9ba8ccd2da7f8c1dc268b071ce45b28974235d52e9b", kill_on_drop: false }`
[INFO] [stdout] 274b5636d7ae1bc9c30ab9ba8ccd2da7f8c1dc268b071ce45b28974235d52e9b