[INFO] fetching crate fdup 2.0.2...
[INFO] documenting fdup-2.0.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate fdup 2.0.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate fdup 2.0.2 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 fdup 2.0.2
[INFO] finished tweaking crates.io crate fdup 2.0.2
[INFO] tweaked toml for crates.io crate fdup 2.0.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate fdup 2.0.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5d16338837d6383d3305872fc0fa49156cd4324d9e223f240637da82b7a7baaa
[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" "5d16338837d6383d3305872fc0fa49156cd4324d9e223f240637da82b7a7baaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d16338837d6383d3305872fc0fa49156cd4324d9e223f240637da82b7a7baaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d16338837d6383d3305872fc0fa49156cd4324d9e223f240637da82b7a7baaa", kill_on_drop: false }`
[INFO] [stdout] 5d16338837d6383d3305872fc0fa49156cd4324d9e223f240637da82b7a7baaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e8425321821c8a98c2d66edb20fef90905e123c2f009daeddfc29b7220f7ed49
[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" "e8425321821c8a98c2d66edb20fef90905e123c2f009daeddfc29b7220f7ed49", kill_on_drop: false }`
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking colmac v0.1.1
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]  Documenting fdup v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "e8425321821c8a98c2d66edb20fef90905e123c2f009daeddfc29b7220f7ed49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8425321821c8a98c2d66edb20fef90905e123c2f009daeddfc29b7220f7ed49", kill_on_drop: false }`
[INFO] [stdout] e8425321821c8a98c2d66edb20fef90905e123c2f009daeddfc29b7220f7ed49
