[INFO] fetching crate bulk_examples_generator 0.1.0...
[INFO] documenting bulk_examples_generator-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate bulk_examples_generator 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bulk_examples_generator 0.1.0 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 bulk_examples_generator 0.1.0
[INFO] finished tweaking crates.io crate bulk_examples_generator 0.1.0
[INFO] tweaked toml for crates.io crate bulk_examples_generator 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate bulk_examples_generator 0.1.0 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] 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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6f6949d84de4b523a94b6a26ca554c5e8e3762643215f34906a22f3dfb7438c
[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" "f6f6949d84de4b523a94b6a26ca554c5e8e3762643215f34906a22f3dfb7438c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6f6949d84de4b523a94b6a26ca554c5e8e3762643215f34906a22f3dfb7438c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f6949d84de4b523a94b6a26ca554c5e8e3762643215f34906a22f3dfb7438c", kill_on_drop: false }`
[INFO] [stdout] f6f6949d84de4b523a94b6a26ca554c5e8e3762643215f34906a22f3dfb7438c
[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" "+1.46.0" "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] 8063327f33980432c653e594694cab90cda2ed7931fc7e2ec88b37aed84cc27a
[INFO] running `Command { std: "docker" "start" "-a" "8063327f33980432c653e594694cab90cda2ed7931fc7e2ec88b37aed84cc27a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling psm v0.1.7
[INFO] [stderr]    Compiling stacker v0.1.6
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking pest_meta v2.1.3
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking pest_vm v2.1.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]  Documenting bulk_examples_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.70s
[INFO] running `Command { std: "docker" "inspect" "8063327f33980432c653e594694cab90cda2ed7931fc7e2ec88b37aed84cc27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8063327f33980432c653e594694cab90cda2ed7931fc7e2ec88b37aed84cc27a", kill_on_drop: false }`
[INFO] [stdout] 8063327f33980432c653e594694cab90cda2ed7931fc7e2ec88b37aed84cc27a