[INFO] fetching crate xnde 0.1.1...
[INFO] documenting xnde-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate xnde 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate xnde 0.1.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xnde 0.1.1
[INFO] finished tweaking crates.io crate xnde 0.1.1
[INFO] tweaked toml for crates.io crate xnde 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate xnde 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log4rs v0.10.0
[INFO] [stderr]   Downloaded parse-display v0.1.1
[INFO] [stderr]   Downloaded parse-display-derive v0.1.1
[INFO] [stderr]   Downloaded lexpr v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ddc4689fb9faf2ac953f1af5e35e409b832b1aee896b54d001f36163278065
[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" "d2ddc4689fb9faf2ac953f1af5e35e409b832b1aee896b54d001f36163278065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ddc4689fb9faf2ac953f1af5e35e409b832b1aee896b54d001f36163278065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ddc4689fb9faf2ac953f1af5e35e409b832b1aee896b54d001f36163278065", kill_on_drop: false }`
[INFO] [stdout] d2ddc4689fb9faf2ac953f1af5e35e409b832b1aee896b54d001f36163278065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13b79f514dd6ba34c0308367256ec4052a420204addbb66ee29efd707b72ade5
[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" "13b79f514dd6ba34c0308367256ec4052a420204addbb66ee29efd707b72ade5", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking os_str_bytes v2.3.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]    Compiling lexpr-macros v0.2.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking lexpr v0.2.4
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling typetag-impl v0.1.4
[INFO] [stderr]    Compiling parse-display-derive v0.1.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking inventory v0.1.6
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking parse-display v0.1.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking erased-serde v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde-lexpr v0.1.1
[INFO] [stderr]     Checking typetag v0.1.4
[INFO] [stderr]     Checking log4rs v0.10.0
[INFO] [stderr]  Documenting xnde v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.90s
[INFO] running `Command { std: "docker" "inspect" "13b79f514dd6ba34c0308367256ec4052a420204addbb66ee29efd707b72ade5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b79f514dd6ba34c0308367256ec4052a420204addbb66ee29efd707b72ade5", kill_on_drop: false }`
[INFO] [stdout] 13b79f514dd6ba34c0308367256ec4052a420204addbb66ee29efd707b72ade5