[INFO] fetching crate xch-ceb 0.5.2...
[INFO] documenting xch-ceb-0.5.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate xch-ceb 0.5.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate xch-ceb 0.5.2 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 xch-ceb 0.5.2
[INFO] finished tweaking crates.io crate xch-ceb 0.5.2
[INFO] tweaked toml for crates.io crate xch-ceb 0.5.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded alga v0.7.2
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded id_tree v1.8.0
[INFO] [stderr]   Downloaded generic-array v0.11.2
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded nalgebra v0.16.14
[INFO] [stderr]   Downloaded lib_xch v0.13.0
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4b22d92c126fe578724ebd7ac8831a75c44e3a301169bfe669c7da62a9907faa
[INFO] running `Command { std: "docker" "start" "-a" "4b22d92c126fe578724ebd7ac8831a75c44e3a301169bfe669c7da62a9907faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b22d92c126fe578724ebd7ac8831a75c44e3a301169bfe669c7da62a9907faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b22d92c126fe578724ebd7ac8831a75c44e3a301169bfe669c7da62a9907faa", kill_on_drop: false }`
[INFO] [stdout] 4b22d92c126fe578724ebd7ac8831a75c44e3a301169bfe669c7da62a9907faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0141cd01feebc9013af473fc5839e8354a70643f7c13851b5bbeddd47de87373
[INFO] running `Command { std: "docker" "start" "-a" "0141cd01feebc9013af473fc5839e8354a70643f7c13851b5bbeddd47de87373", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.65
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking id_tree v1.8.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking nalgebra v0.16.14
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking lib_xch v0.13.0
[INFO] [stderr]  Documenting xch-ceb v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.21s
[INFO] running `Command { std: "docker" "inspect" "0141cd01feebc9013af473fc5839e8354a70643f7c13851b5bbeddd47de87373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0141cd01feebc9013af473fc5839e8354a70643f7c13851b5bbeddd47de87373", kill_on_drop: false }`
[INFO] [stdout] 0141cd01feebc9013af473fc5839e8354a70643f7c13851b5bbeddd47de87373