[INFO] fetching crate crev-data 0.18.0...
[INFO] documenting crev-data-0.18.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate crev-data 0.18.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate crev-data 0.18.0 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 crev-data 0.18.0
[INFO] finished tweaking crates.io crate crev-data 0.18.0
[INFO] tweaked toml for crates.io crate crev-data 0.18.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf6d8016f60f1e610f0d75906fced6349da74489c7a4989c0823136e00837a99
[INFO] running `Command { std: "docker" "start" "-a" "cf6d8016f60f1e610f0d75906fced6349da74489c7a4989c0823136e00837a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf6d8016f60f1e610f0d75906fced6349da74489c7a4989c0823136e00837a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6d8016f60f1e610f0d75906fced6349da74489c7a4989c0823136e00837a99", kill_on_drop: false }`
[INFO] [stdout] cf6d8016f60f1e610f0d75906fced6349da74489c7a4989c0823136e00837a99
[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] [stdout] f6ec462339e329bb9b52d14fa05626ed66df5f21c6a8fc7243bccb711e08c26c
[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" "f6ec462339e329bb9b52d14fa05626ed66df5f21c6a8fc7243bccb711e08c26c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking rprompt v1.0.5
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling typed-builder v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking crev-common v0.18.0
[INFO] [stderr]  Documenting crev-data v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.37s
[INFO] running `Command { std: "docker" "inspect" "f6ec462339e329bb9b52d14fa05626ed66df5f21c6a8fc7243bccb711e08c26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ec462339e329bb9b52d14fa05626ed66df5f21c6a8fc7243bccb711e08c26c", kill_on_drop: false }`
[INFO] [stdout] f6ec462339e329bb9b52d14fa05626ed66df5f21c6a8fc7243bccb711e08c26c
