[INFO] updating cached repository https://github.com/fcabestre/Wombat-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1149d3cbceea2e417d51c7c9accbb2effea2c343
[INFO] documenting fcabestre/Wombat-backend against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcabestre%2FWombat-backend" "/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/fcabestre/Wombat-backend 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/fcabestre/Wombat-backend
[INFO] finished tweaking git repo https://github.com/fcabestre/Wombat-backend
[INFO] tweaked toml for git repo https://github.com/fcabestre/Wombat-backend written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fcabestre/Wombat-backend 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] [stdout] 2559e96f7c628ec2a06ba8822a01c1ae1aa859a6b8fac7a908a878e37fae2311
[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" "2559e96f7c628ec2a06ba8822a01c1ae1aa859a6b8fac7a908a878e37fae2311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2559e96f7c628ec2a06ba8822a01c1ae1aa859a6b8fac7a908a878e37fae2311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2559e96f7c628ec2a06ba8822a01c1ae1aa859a6b8fac7a908a878e37fae2311", kill_on_drop: false }`
[INFO] [stdout] 2559e96f7c628ec2a06ba8822a01c1ae1aa859a6b8fac7a908a878e37fae2311
[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] 0e15ec9cc946af19022fad267eeff003160871ca9ab55aca32c04498e34dc662
[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" "0e15ec9cc946af19022fad267eeff003160871ca9ab55aca32c04498e34dc662", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
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[INFO] [stderr]    Compiling syn v1.0.8
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[INFO] [stderr]    Compiling backtrace-sys v0.1.32
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[INFO] [stderr]    Compiling phf_generator v0.7.24
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[INFO] [stderr]     Checking guid-parser v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking guid v0.1.0
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[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking warp v0.1.20
[INFO] [stderr]  Documenting wombat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "0e15ec9cc946af19022fad267eeff003160871ca9ab55aca32c04498e34dc662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e15ec9cc946af19022fad267eeff003160871ca9ab55aca32c04498e34dc662", kill_on_drop: false }`
[INFO] [stdout] 0e15ec9cc946af19022fad267eeff003160871ca9ab55aca32c04498e34dc662