[INFO] cloning repository https://github.com/carlosgj94/simple_blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carlosgj94/simple_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlosgj94%2Fsimple_blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlosgj94%2Fsimple_blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f1c49970e56d09ea6fd8e84a1294cb183c7ccbd
[INFO] documenting carlosgj94/simple_blockchain against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlosgj94%2Fsimple_blockchain" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carlosgj94/simple_blockchain 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 git repo https://github.com/carlosgj94/simple_blockchain
[INFO] finished tweaking git repo https://github.com/carlosgj94/simple_blockchain
[INFO] tweaked toml for git repo https://github.com/carlosgj94/simple_blockchain written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/carlosgj94/simple_blockchain 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] 8ca6578bba90cb145253637fd64df8fa38d615131ea75a46ac7caf65326e4ab2
[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" "8ca6578bba90cb145253637fd64df8fa38d615131ea75a46ac7caf65326e4ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca6578bba90cb145253637fd64df8fa38d615131ea75a46ac7caf65326e4ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca6578bba90cb145253637fd64df8fa38d615131ea75a46ac7caf65326e4ab2", kill_on_drop: false }`
[INFO] [stdout] 8ca6578bba90cb145253637fd64df8fa38d615131ea75a46ac7caf65326e4ab2
[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] c14baea6d9f717837c16d8588879b243c28684cf8b52e3d1a96fa72549f878cb
[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" "c14baea6d9f717837c16d8588879b243c28684cf8b52e3d1a96fa72549f878cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]  Documenting simple_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.42s
[INFO] running `Command { std: "docker" "inspect" "c14baea6d9f717837c16d8588879b243c28684cf8b52e3d1a96fa72549f878cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14baea6d9f717837c16d8588879b243c28684cf8b52e3d1a96fa72549f878cb", kill_on_drop: false }`
[INFO] [stdout] c14baea6d9f717837c16d8588879b243c28684cf8b52e3d1a96fa72549f878cb