[INFO] fetching crate mockito 0.27.0...
[INFO] documenting mockito-0.27.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate mockito 0.27.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mockito 0.27.0 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 mockito 0.27.0
[INFO] finished tweaking crates.io crate mockito 0.27.0
[INFO] tweaked toml for crates.io crate mockito 0.27.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate mockito 0.27.0 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 99882b17be0cdeec9287ff71fdc9bdb76728eec42afe71d9dfc817e20075f60e
[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" "99882b17be0cdeec9287ff71fdc9bdb76728eec42afe71d9dfc817e20075f60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99882b17be0cdeec9287ff71fdc9bdb76728eec42afe71d9dfc817e20075f60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99882b17be0cdeec9287ff71fdc9bdb76728eec42afe71d9dfc817e20075f60e", kill_on_drop: false }`
[INFO] [stdout] 99882b17be0cdeec9287ff71fdc9bdb76728eec42afe71d9dfc817e20075f60e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ea4d0cd18891a9ebcd6427d09f26368c7ed4fdb85b486c1473015a6d7805c5fe
[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" "ea4d0cd18891a9ebcd6427d09f26368c7ed4fdb85b486c1473015a6d7805c5fe", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling proc-macro-error-attr v0.3.4
[INFO] [stderr]    Compiling proc-macro-error v0.3.4
[INFO] [stderr]    Compiling extend v0.1.0
[INFO] [stderr]     Checking assert-json-diff v1.0.3
[INFO] [stderr]  Documenting mockito v0.27.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.67s
[INFO] running `Command { std: "docker" "inspect" "ea4d0cd18891a9ebcd6427d09f26368c7ed4fdb85b486c1473015a6d7805c5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4d0cd18891a9ebcd6427d09f26368c7ed4fdb85b486c1473015a6d7805c5fe", kill_on_drop: false }`
[INFO] [stdout] ea4d0cd18891a9ebcd6427d09f26368c7ed4fdb85b486c1473015a6d7805c5fe