[INFO] fetching crate xxv 0.1.2...
[INFO] documenting xxv-0.1.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate xxv 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate xxv 0.1.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xxv 0.1.2
[INFO] finished tweaking crates.io crate xxv 0.1.2
[INFO] tweaked toml for crates.io crate xxv 0.1.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate xxv 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72445c49381db93fd96963c536e60ef5f924caf3d7ed6344df2793a2a7d682bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "72445c49381db93fd96963c536e60ef5f924caf3d7ed6344df2793a2a7d682bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72445c49381db93fd96963c536e60ef5f924caf3d7ed6344df2793a2a7d682bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72445c49381db93fd96963c536e60ef5f924caf3d7ed6344df2793a2a7d682bb", kill_on_drop: false }`
[INFO] [stdout] 72445c49381db93fd96963c536e60ef5f924caf3d7ed6344df2793a2a7d682bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c04584923260a415370dc3c30473dbf4ef27475ae51e44ee789dd0fe8c2aaea7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c04584923260a415370dc3c30473dbf4ef27475ae51e44ee789dd0fe8c2aaea7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking rio v0.9.2
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking enum-map v0.6.2
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.4
[INFO] [stderr]     Checking enumset v0.4.5
[INFO] [stderr]     Checking cursive v0.14.0
[INFO] [stderr]  Documenting xxv v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.86s
[INFO] running `Command { std: "docker" "inspect" "c04584923260a415370dc3c30473dbf4ef27475ae51e44ee789dd0fe8c2aaea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04584923260a415370dc3c30473dbf4ef27475ae51e44ee789dd0fe8c2aaea7", kill_on_drop: false }`
[INFO] [stdout] c04584923260a415370dc3c30473dbf4ef27475ae51e44ee789dd0fe8c2aaea7