[INFO] fetching crate gantelet 0.3.1-alpha.3...
[INFO] documenting gantelet-0.3.1-alpha.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate gantelet 0.3.1-alpha.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gantelet 0.3.1-alpha.3 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 gantelet 0.3.1-alpha.3
[INFO] finished tweaking crates.io crate gantelet 0.3.1-alpha.3
[INFO] tweaked toml for crates.io crate gantelet 0.3.1-alpha.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded fasthash-sys v0.3.2
[INFO] [stderr]   Downloaded xoroshiro128 v0.3.0
[INFO] [stderr]   Downloaded fasthash v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 26cabd89ad39941ad2ed302d2553e2db99e04cae81d10e28759b68c96168c0b4
[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" "26cabd89ad39941ad2ed302d2553e2db99e04cae81d10e28759b68c96168c0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26cabd89ad39941ad2ed302d2553e2db99e04cae81d10e28759b68c96168c0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26cabd89ad39941ad2ed302d2553e2db99e04cae81d10e28759b68c96168c0b4", kill_on_drop: false }`
[INFO] [stdout] 26cabd89ad39941ad2ed302d2553e2db99e04cae81d10e28759b68c96168c0b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e564e33fc9c3ad8d7a4f9d0b7d402358ea4d9072f0b51d496625ba3120a19d4c
[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" "e564e33fc9c3ad8d7a4f9d0b7d402358ea4d9072f0b51d496625ba3120a19d4c", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking xoroshiro128 v0.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking fasthash v0.4.0
[INFO] [stderr]  Documenting gantelet v0.3.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `Command { std: "docker" "inspect" "e564e33fc9c3ad8d7a4f9d0b7d402358ea4d9072f0b51d496625ba3120a19d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e564e33fc9c3ad8d7a4f9d0b7d402358ea4d9072f0b51d496625ba3120a19d4c", kill_on_drop: false }`
[INFO] [stdout] e564e33fc9c3ad8d7a4f9d0b7d402358ea4d9072f0b51d496625ba3120a19d4c