[INFO] fetching crate crabsformer 2019.3.17...
[INFO] documenting crabsformer-2019.3.17 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate crabsformer 2019.3.17 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate crabsformer 2019.3.17 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 crabsformer 2019.3.17
[INFO] finished tweaking crates.io crate crabsformer 2019.3.17
[INFO] tweaked toml for crates.io crate crabsformer 2019.3.17 written to /workspace/builds/worker-1/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] 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" "+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] a697ea956b3cef11e1c84666bb13a5eb369a7a21d8a7317871c2945eb5e79d2b
[INFO] running `Command { std: "docker" "start" "-a" "a697ea956b3cef11e1c84666bb13a5eb369a7a21d8a7317871c2945eb5e79d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a697ea956b3cef11e1c84666bb13a5eb369a7a21d8a7317871c2945eb5e79d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a697ea956b3cef11e1c84666bb13a5eb369a7a21d8a7317871c2945eb5e79d2b", kill_on_drop: false }`
[INFO] [stdout] a697ea956b3cef11e1c84666bb13a5eb369a7a21d8a7317871c2945eb5e79d2b
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ec257a35ce77c71ff89230ee501967ce9f298e4ab9e86ccd2ed549b82f6ca53
[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" "8ec257a35ce77c71ff89230ee501967ce9f298e4ab9e86ccd2ed549b82f6ca53", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]  Documenting crabsformer v2019.3.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "8ec257a35ce77c71ff89230ee501967ce9f298e4ab9e86ccd2ed549b82f6ca53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ec257a35ce77c71ff89230ee501967ce9f298e4ab9e86ccd2ed549b82f6ca53", kill_on_drop: false }`
[INFO] [stdout] 8ec257a35ce77c71ff89230ee501967ce9f298e4ab9e86ccd2ed549b82f6ca53