[INFO] cloning repository https://github.com/ceymard/rust-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ceymard/rust-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceymard%2Frust-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceymard%2Frust-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1b4e5212ac9e80185cd6a1267f09b91d3a0b9e2
[INFO] documenting ceymard/rust-test 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%2Fceymard%2Frust-test" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ceymard/rust-test 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/ceymard/rust-test
[INFO] finished tweaking git repo https://github.com/ceymard/rust-test
[INFO] tweaked toml for git repo https://github.com/ceymard/rust-test written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ceymard/rust-test 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.4
[INFO] [stderr]   Downloaded zip v0.2.6
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] [stderr]   Downloaded msdos_time v0.1.5
[INFO] [stderr]   Downloaded podio v0.1.5
[INFO] [stderr]   Downloaded serde_json v1.0.8
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded encoding_rs v0.7.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded serde v1.0.24
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded quick-xml v0.10.0
[INFO] [stderr]   Downloaded calamine v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] a618756f2f90ac040fbc6046de82239ca85dc769d62ed7e6cc38012c05312524
[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" "a618756f2f90ac040fbc6046de82239ca85dc769d62ed7e6cc38012c05312524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a618756f2f90ac040fbc6046de82239ca85dc769d62ed7e6cc38012c05312524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a618756f2f90ac040fbc6046de82239ca85dc769d62ed7e6cc38012c05312524", kill_on_drop: false }`
[INFO] [stdout] a618756f2f90ac040fbc6046de82239ca85dc769d62ed7e6cc38012c05312524
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] ec8ab8fc4d4aea78113e2e731975f92db03dd171254c076954052b6ffcab28c2
[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" "ec8ab8fc4d4aea78113e2e731975f92db03dd171254c076954052b6ffcab28c2", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.24
[INFO] [stderr]     Checking podio v0.1.5
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking encoding_rs v0.7.1
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking msdos_time v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking zip v0.2.6
[INFO] [stderr]     Checking quick-xml v0.10.0
[INFO] [stderr]     Checking calamine v0.12.1
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]  Documenting hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.62s
[INFO] running `Command { std: "docker" "inspect" "ec8ab8fc4d4aea78113e2e731975f92db03dd171254c076954052b6ffcab28c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8ab8fc4d4aea78113e2e731975f92db03dd171254c076954052b6ffcab28c2", kill_on_drop: false }`
[INFO] [stdout] ec8ab8fc4d4aea78113e2e731975f92db03dd171254c076954052b6ffcab28c2