[INFO] fetching crate thingvellir 0.0.2-alpha2...
[INFO] documenting thingvellir-0.0.2-alpha2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate thingvellir 0.0.2-alpha2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate thingvellir 0.0.2-alpha2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thingvellir 0.0.2-alpha2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate thingvellir 0.0.2-alpha2
[INFO] tweaked toml for crates.io crate thingvellir 0.0.2-alpha2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate thingvellir 0.0.2-alpha2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a6844e8280feee55f914b3c2f64df8944d21308739f754d9da202c7ab3f6507
[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" "1a6844e8280feee55f914b3c2f64df8944d21308739f754d9da202c7ab3f6507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a6844e8280feee55f914b3c2f64df8944d21308739f754d9da202c7ab3f6507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6844e8280feee55f914b3c2f64df8944d21308739f754d9da202c7ab3f6507", kill_on_drop: false }`
[INFO] [stdout] 1a6844e8280feee55f914b3c2f64df8944d21308739f754d9da202c7ab3f6507
[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" "+1.47.0" "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] efffe11878a63e4f83af64efa5ea0b6c41d501c5cd2a827ad84de91dab94241e
[INFO] running `Command { std: "docker" "start" "-a" "efffe11878a63e4f83af64efa5ea0b6c41d501c5cd2a827ad84de91dab94241e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling discord-indexmap v1.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking dynamic-pool v0.2.2
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]  Documenting thingvellir v0.0.2-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.41s
[INFO] running `Command { std: "docker" "inspect" "efffe11878a63e4f83af64efa5ea0b6c41d501c5cd2a827ad84de91dab94241e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efffe11878a63e4f83af64efa5ea0b6c41d501c5cd2a827ad84de91dab94241e", kill_on_drop: false }`
[INFO] [stdout] efffe11878a63e4f83af64efa5ea0b6c41d501c5cd2a827ad84de91dab94241e
