[INFO] cloning repository https://github.com/rawfalafel/tarocoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rawfalafel/tarocoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawfalafel%2Ftarocoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawfalafel%2Ftarocoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cb3a780861629bd8e7a4995216b9442993c8d43
[INFO] documenting rawfalafel/tarocoin against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawfalafel%2Ftarocoin" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rawfalafel/tarocoin 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 git repo https://github.com/rawfalafel/tarocoin
[INFO] finished tweaking git repo https://github.com/rawfalafel/tarocoin
[INFO] tweaked toml for git repo https://github.com/rawfalafel/tarocoin written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rawfalafel/tarocoin already has a lockfile, it will not be regenerated
[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]     Updating git repository `https://github.com/apoelstra/rust-secp256k1`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 18ff27699fecf3cfb106f57fd7a97369836706c6543f7c57e00e53cee6f13394
[INFO] running `Command { std: "docker" "start" "-a" "18ff27699fecf3cfb106f57fd7a97369836706c6543f7c57e00e53cee6f13394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18ff27699fecf3cfb106f57fd7a97369836706c6543f7c57e00e53cee6f13394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ff27699fecf3cfb106f57fd7a97369836706c6543f7c57e00e53cee6f13394", kill_on_drop: false }`
[INFO] [stdout] 18ff27699fecf3cfb106f57fd7a97369836706c6543f7c57e00e53cee6f13394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ac2e7b9ee0174b29e7582467789ddfa6307fa51702b6f979b9fedfd09070377
[INFO] running `Command { std: "docker" "start" "-a" "2ac2e7b9ee0174b29e7582467789ddfa6307fa51702b6f979b9fedfd09070377", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]     Checking itoa v0.3.3
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking nodrop v0.1.9
[INFO] [stderr]     Checking arrayvec v0.3.23
[INFO] [stderr]    Compiling secp256k1 v0.7.1 (https://github.com/apoelstra/rust-secp256k1?rev=d0dc0#d0dc0f89)
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]  Documenting tarocoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.31s
[INFO] running `Command { std: "docker" "inspect" "2ac2e7b9ee0174b29e7582467789ddfa6307fa51702b6f979b9fedfd09070377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac2e7b9ee0174b29e7582467789ddfa6307fa51702b6f979b9fedfd09070377", kill_on_drop: false }`
[INFO] [stdout] 2ac2e7b9ee0174b29e7582467789ddfa6307fa51702b6f979b9fedfd09070377