[INFO] cloning repository https://github.com/IgaguriMK/rust-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IgaguriMK/rust-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgaguriMK%2Frust-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgaguriMK%2Frust-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdf4c0c9ee9c412039ef2d1930545450592dac68
[INFO] documenting IgaguriMK/rust-calculator 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%2FIgaguriMK%2Frust-calculator" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IgaguriMK/rust-calculator 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/IgaguriMK/rust-calculator
[INFO] finished tweaking git repo https://github.com/IgaguriMK/rust-calculator
[INFO] tweaked toml for git repo https://github.com/IgaguriMK/rust-calculator written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/IgaguriMK/rust-calculator 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b793a1f2859e323946d37f9af6af533cb59c81f4e19c29e395cf22a77b56077f
[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" "b793a1f2859e323946d37f9af6af533cb59c81f4e19c29e395cf22a77b56077f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b793a1f2859e323946d37f9af6af533cb59c81f4e19c29e395cf22a77b56077f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b793a1f2859e323946d37f9af6af533cb59c81f4e19c29e395cf22a77b56077f", kill_on_drop: false }`
[INFO] [stdout] b793a1f2859e323946d37f9af6af533cb59c81f4e19c29e395cf22a77b56077f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fd854c91e5f197641e5164c94f456a8597feae3fa97db63dc9fe97fb7f50d84
[INFO] running `Command { std: "docker" "start" "-a" "8fd854c91e5f197641e5164c94f456a8597feae3fa97db63dc9fe97fb7f50d84", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]  Documenting rcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "8fd854c91e5f197641e5164c94f456a8597feae3fa97db63dc9fe97fb7f50d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd854c91e5f197641e5164c94f456a8597feae3fa97db63dc9fe97fb7f50d84", kill_on_drop: false }`
[INFO] [stdout] 8fd854c91e5f197641e5164c94f456a8597feae3fa97db63dc9fe97fb7f50d84