[INFO] fetching crate roundqueue 0.2.4...
[INFO] documenting roundqueue-0.2.4 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate roundqueue 0.2.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate roundqueue 0.2.4 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 roundqueue 0.2.4
[INFO] finished tweaking crates.io crate roundqueue 0.2.4
[INFO] tweaked toml for crates.io crate roundqueue 0.2.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate roundqueue 0.2.4 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b2eee70efd781f757b46b1fb313daeb607eefbe1c4884b66381d8b7949964c69
[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" "b2eee70efd781f757b46b1fb313daeb607eefbe1c4884b66381d8b7949964c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2eee70efd781f757b46b1fb313daeb607eefbe1c4884b66381d8b7949964c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2eee70efd781f757b46b1fb313daeb607eefbe1c4884b66381d8b7949964c69", kill_on_drop: false }`
[INFO] [stdout] b2eee70efd781f757b46b1fb313daeb607eefbe1c4884b66381d8b7949964c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0d587a5eef92badef94a2ff41fa16d87ab511202b773538a234941736a2610ad
[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" "0d587a5eef92badef94a2ff41fa16d87ab511202b773538a234941736a2610ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking unix-daemonize v0.1.2
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking procfs v0.8.0
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking git-version v0.3.4
[INFO] [stderr]     Checking roundqueue v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting roundqueue v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.06s
[INFO] running `Command { std: "docker" "inspect" "0d587a5eef92badef94a2ff41fa16d87ab511202b773538a234941736a2610ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d587a5eef92badef94a2ff41fa16d87ab511202b773538a234941736a2610ad", kill_on_drop: false }`
[INFO] [stdout] 0d587a5eef92badef94a2ff41fa16d87ab511202b773538a234941736a2610ad