[INFO] fetching crate governor 0.3.1...
[INFO] documenting governor-0.3.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate governor 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate governor 0.3.1 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 governor 0.3.1
[INFO] finished tweaking crates.io crate governor 0.3.1
[INFO] tweaked toml for crates.io crate governor 0.3.1 written to /workspace/builds/worker-1/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]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty-fork v0.3.0
[INFO] [stderr]   Downloaded const-random v0.1.8
[INFO] [stderr]   Downloaded const-random-macro v0.1.8
[INFO] [stderr]   Downloaded no-std-compat v0.4.1
[INFO] [stderr]   Downloaded nonzero_ext v0.2.0
[INFO] [stderr]   Downloaded quanta v0.4.1
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded proptest v0.10.1
[INFO] [stderr]   Downloaded dashmap v3.11.10
[INFO] [stderr]   Downloaded more-asserts v0.2.1
[INFO] [stderr]   Downloaded tynm v0.1.4
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7d0bfcbecc836a1b7b73c3e8c7ed68056b09e896a1c60f458e701688b613b7c3
[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" "7d0bfcbecc836a1b7b73c3e8c7ed68056b09e896a1c60f458e701688b613b7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d0bfcbecc836a1b7b73c3e8c7ed68056b09e896a1c60f458e701688b613b7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d0bfcbecc836a1b7b73c3e8c7ed68056b09e896a1c60f458e701688b613b7c3", kill_on_drop: false }`
[INFO] [stdout] 7d0bfcbecc836a1b7b73c3e8c7ed68056b09e896a1c60f458e701688b613b7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8028de4db5b2df76465bdef705dcdae1d5715dc464c4af3f32b390a18d99c932
[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" "8028de4db5b2df76465bdef705dcdae1d5715dc464c4af3f32b390a18d99c932", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking nonzero_ext v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking quanta v0.4.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]  Documenting governor v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.21s
[INFO] running `Command { std: "docker" "inspect" "8028de4db5b2df76465bdef705dcdae1d5715dc464c4af3f32b390a18d99c932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8028de4db5b2df76465bdef705dcdae1d5715dc464c4af3f32b390a18d99c932", kill_on_drop: false }`
[INFO] [stdout] 8028de4db5b2df76465bdef705dcdae1d5715dc464c4af3f32b390a18d99c932