[INFO] cloning repository https://github.com/learning-on-chip/mina
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/learning-on-chip/mina" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flearning-on-chip%2Fmina", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flearning-on-chip%2Fmina'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9fbecbe50c50987d7e31d3b726d91c7f670c1d5
[INFO] documenting learning-on-chip/mina 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%2Flearning-on-chip%2Fmina" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/learning-on-chip/mina 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/learning-on-chip/mina
[INFO] finished tweaking git repo https://github.com/learning-on-chip/mina
[INFO] tweaked toml for git repo https://github.com/learning-on-chip/mina written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/learning-on-chip/mina 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8c4dcb7de6d9b498562f4b917a7602252cfba02079758c9688053fec46a26f0c
[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" "8c4dcb7de6d9b498562f4b917a7602252cfba02079758c9688053fec46a26f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c4dcb7de6d9b498562f4b917a7602252cfba02079758c9688053fec46a26f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4dcb7de6d9b498562f4b917a7602252cfba02079758c9688053fec46a26f0c", kill_on_drop: false }`
[INFO] [stdout] 8c4dcb7de6d9b498562f4b917a7602252cfba02079758c9688053fec46a26f0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 063d872f9f18d48a6409e3bb55443ccb161c98168ade1270b560388a63de7e0a
[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" "063d872f9f18d48a6409e3bb55443ccb161c98168ade1270b560388a63de7e0a", kill_on_drop: false }`
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking options v0.5.1
[INFO] [stderr]     Checking statistics v0.4.1
[INFO] [stderr]     Checking dwt v0.5.2
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking arguments v0.6.2
[INFO] [stderr]     Checking probability v0.17.0
[INFO] [stderr]     Checking fractal v0.7.1
[INFO] [stderr]  Documenting mina v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "063d872f9f18d48a6409e3bb55443ccb161c98168ade1270b560388a63de7e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063d872f9f18d48a6409e3bb55443ccb161c98168ade1270b560388a63de7e0a", kill_on_drop: false }`
[INFO] [stdout] 063d872f9f18d48a6409e3bb55443ccb161c98168ade1270b560388a63de7e0a