[INFO] fetching crate lol_html 0.2.0...
[INFO] documenting lol_html-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate lol_html 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lol_html 0.2.0 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 lol_html 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lol_html 0.2.0
[INFO] tweaked toml for crates.io crate lol_html 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate lol_html 0.2.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-signal v0.1.5
[INFO] [stderr]   Downloaded rustc-test v0.3.0
[INFO] [stderr]   Downloaded pre-commit v0.5.2
[INFO] [stderr]   Downloaded cargo-fuzz v0.5.4
[INFO] [stderr]   Downloaded tokio-process v0.1.6
[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] f93d30f7031a5345d9fa752d9b2a2ed86a40c32b256fe6c6c5830eee3999b68e
[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" "f93d30f7031a5345d9fa752d9b2a2ed86a40c32b256fe6c6c5830eee3999b68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f93d30f7031a5345d9fa752d9b2a2ed86a40c32b256fe6c6c5830eee3999b68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93d30f7031a5345d9fa752d9b2a2ed86a40c32b256fe6c6c5830eee3999b68e", kill_on_drop: false }`
[INFO] [stdout] f93d30f7031a5345d9fa752d9b2a2ed86a40c32b256fe6c6c5830eee3999b68e
[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] bcc8fe31198969cea21fc9b07eb5051921ee74f496f8ad52f263f561572993bb
[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" "bcc8fe31198969cea21fc9b07eb5051921ee74f496f8ad52f263f561572993bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.3
[INFO] [stderr]     Checking thiserror v1.0.3
[INFO] [stderr]  Documenting lol_html v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.85s
[INFO] running `Command { std: "docker" "inspect" "bcc8fe31198969cea21fc9b07eb5051921ee74f496f8ad52f263f561572993bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc8fe31198969cea21fc9b07eb5051921ee74f496f8ad52f263f561572993bb", kill_on_drop: false }`
[INFO] [stdout] bcc8fe31198969cea21fc9b07eb5051921ee74f496f8ad52f263f561572993bb