[INFO] cloning repository https://github.com/pjtatlow/jammdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pjtatlow/jammdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjtatlow%2Fjammdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjtatlow%2Fjammdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c795af46bd79e6de3aa5452fca100618ffe72c52
[INFO] documenting pjtatlow/jammdb against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjtatlow%2Fjammdb" "/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/pjtatlow/jammdb on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pjtatlow/jammdb
[INFO] finished tweaking git repo https://github.com/pjtatlow/jammdb
[INFO] tweaked toml for git repo https://github.com/pjtatlow/jammdb written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pjtatlow/jammdb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 1e7e5e30c2c8d1c71ce1549d085ec3e92c4becc07b6965a0d7196bbe967275af
[INFO] running `Command { std: "docker" "start" "-a" "1e7e5e30c2c8d1c71ce1549d085ec3e92c4becc07b6965a0d7196bbe967275af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e7e5e30c2c8d1c71ce1549d085ec3e92c4becc07b6965a0d7196bbe967275af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7e5e30c2c8d1c71ce1549d085ec3e92c4becc07b6965a0d7196bbe967275af", kill_on_drop: false }`
[INFO] [stdout] 1e7e5e30c2c8d1c71ce1549d085ec3e92c4becc07b6965a0d7196bbe967275af
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e074ec7963fe9ba964c3ef5e9f326bfba0f1c4ff5df3151e5ff57fe48d8fb2e9
[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" "e074ec7963fe9ba964c3ef5e9f326bfba0f1c4ff5df3151e5ff57fe48d8fb2e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]  Documenting jammdb v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "e074ec7963fe9ba964c3ef5e9f326bfba0f1c4ff5df3151e5ff57fe48d8fb2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e074ec7963fe9ba964c3ef5e9f326bfba0f1c4ff5df3151e5ff57fe48d8fb2e9", kill_on_drop: false }`
[INFO] [stdout] e074ec7963fe9ba964c3ef5e9f326bfba0f1c4ff5df3151e5ff57fe48d8fb2e9