[INFO] fetching crate libsystemd 0.2.1...
[INFO] documenting libsystemd-0.2.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate libsystemd 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libsystemd 0.2.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsystemd 0.2.1
[INFO] finished tweaking crates.io crate libsystemd 0.2.1
[INFO] tweaked toml for crates.io crate libsystemd 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate libsystemd 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e083cd20a2fdb8a4cb3e4cc3b13f4b3f5981ca23d2037758ff2f653bc4cc4e25
[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" "e083cd20a2fdb8a4cb3e4cc3b13f4b3f5981ca23d2037758ff2f653bc4cc4e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e083cd20a2fdb8a4cb3e4cc3b13f4b3f5981ca23d2037758ff2f653bc4cc4e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e083cd20a2fdb8a4cb3e4cc3b13f4b3f5981ca23d2037758ff2f653bc4cc4e25", kill_on_drop: false }`
[INFO] [stdout] e083cd20a2fdb8a4cb3e4cc3b13f4b3f5981ca23d2037758ff2f653bc4cc4e25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e285ddbb7a401488cd26a40a6f7a8bda3320caac36d2346e53a05e85612c09c1
[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" "e285ddbb7a401488cd26a40a6f7a8bda3320caac36d2346e53a05e85612c09c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]  Documenting libsystemd v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.09s
[INFO] running `Command { std: "docker" "inspect" "e285ddbb7a401488cd26a40a6f7a8bda3320caac36d2346e53a05e85612c09c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e285ddbb7a401488cd26a40a6f7a8bda3320caac36d2346e53a05e85612c09c1", kill_on_drop: false }`
[INFO] [stdout] e285ddbb7a401488cd26a40a6f7a8bda3320caac36d2346e53a05e85612c09c1