[INFO] fetching crate boolenum 0.1.0...
[INFO] documenting boolenum-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate boolenum 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate boolenum 0.1.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boolenum 0.1.0
[INFO] finished tweaking crates.io crate boolenum 0.1.0
[INFO] tweaked toml for crates.io crate boolenum 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.17
[INFO] [stderr]   Downloaded structopt-derive v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "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] 804b1b949f6684a3f410d8e18c1db66ac5ad0a1f0c82e5338c751a1acaeb2fc9
[INFO] running `Command { std: "docker" "start" "-a" "804b1b949f6684a3f410d8e18c1db66ac5ad0a1f0c82e5338c751a1acaeb2fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "804b1b949f6684a3f410d8e18c1db66ac5ad0a1f0c82e5338c751a1acaeb2fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "804b1b949f6684a3f410d8e18c1db66ac5ad0a1f0c82e5338c751a1acaeb2fc9", kill_on_drop: false }`
[INFO] [stdout] 804b1b949f6684a3f410d8e18c1db66ac5ad0a1f0c82e5338c751a1acaeb2fc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fa7d05e26f136a081fa5e75fb9192cc785f2a4fcb5c01cf30296f42f020b777
[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" "5fa7d05e26f136a081fa5e75fb9192cc785f2a4fcb5c01cf30296f42f020b777", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]  Documenting boolenum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `Command { std: "docker" "inspect" "5fa7d05e26f136a081fa5e75fb9192cc785f2a4fcb5c01cf30296f42f020b777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa7d05e26f136a081fa5e75fb9192cc785f2a4fcb5c01cf30296f42f020b777", kill_on_drop: false }`
[INFO] [stdout] 5fa7d05e26f136a081fa5e75fb9192cc785f2a4fcb5c01cf30296f42f020b777