[INFO] cloning repository https://github.com/Agaetis-IT/ModBus-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Agaetis-IT/ModBus-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgaetis-IT%2FModBus-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgaetis-IT%2FModBus-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d977a1ca71756c98030b369da60a218498611fc
[INFO] documenting Agaetis-IT/ModBus-Rust against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgaetis-IT%2FModBus-Rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Agaetis-IT/ModBus-Rust on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Agaetis-IT/ModBus-Rust
[INFO] finished tweaking git repo https://github.com/Agaetis-IT/ModBus-Rust
[INFO] tweaked toml for git repo https://github.com/Agaetis-IT/ModBus-Rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Agaetis-IT/ModBus-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87e94c61b3c444fef43d2bd6fa3e24ab1c67f27e2f70b85cf433de959e8d2021
[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" "87e94c61b3c444fef43d2bd6fa3e24ab1c67f27e2f70b85cf433de959e8d2021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87e94c61b3c444fef43d2bd6fa3e24ab1c67f27e2f70b85cf433de959e8d2021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e94c61b3c444fef43d2bd6fa3e24ab1c67f27e2f70b85cf433de959e8d2021", kill_on_drop: false }`
[INFO] [stdout] 87e94c61b3c444fef43d2bd6fa3e24ab1c67f27e2f70b85cf433de959e8d2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b1a16342af41a8877dc8513ca02cfec0fe3ac6c910ac0a60bcb612d88b433f2
[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" "8b1a16342af41a8877dc8513ca02cfec0fe3ac6c910ac0a60bcb612d88b433f2", kill_on_drop: false }`
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking modbus v1.0.3
[INFO] [stderr]  Documenting modbus_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `Command { std: "docker" "inspect" "8b1a16342af41a8877dc8513ca02cfec0fe3ac6c910ac0a60bcb612d88b433f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1a16342af41a8877dc8513ca02cfec0fe3ac6c910ac0a60bcb612d88b433f2", kill_on_drop: false }`
[INFO] [stdout] 8b1a16342af41a8877dc8513ca02cfec0fe3ac6c910ac0a60bcb612d88b433f2