[INFO] cloning repository https://github.com/iH8c0ff33/rust-cosmicbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iH8c0ff33/rust-cosmicbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiH8c0ff33%2Frust-cosmicbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiH8c0ff33%2Frust-cosmicbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb15c8a67fe2c7cf9e7774d2bf405cd8527b394c
[INFO] documenting iH8c0ff33/rust-cosmicbox 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%2FiH8c0ff33%2Frust-cosmicbox" "/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/iH8c0ff33/rust-cosmicbox 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/iH8c0ff33/rust-cosmicbox
[INFO] finished tweaking git repo https://github.com/iH8c0ff33/rust-cosmicbox
[INFO] tweaked toml for git repo https://github.com/iH8c0ff33/rust-cosmicbox written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/iH8c0ff33/rust-cosmicbox 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]  Downloading crates ...
[INFO] [stderr]   Downloaded hidapi v0.5.0
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4954a84d277b5e62f5162cefc82d59e58092cb0f9d61fd48a1157aaf91826d0
[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" "e4954a84d277b5e62f5162cefc82d59e58092cb0f9d61fd48a1157aaf91826d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4954a84d277b5e62f5162cefc82d59e58092cb0f9d61fd48a1157aaf91826d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4954a84d277b5e62f5162cefc82d59e58092cb0f9d61fd48a1157aaf91826d0", kill_on_drop: false }`
[INFO] [stdout] e4954a84d277b5e62f5162cefc82d59e58092cb0f9d61fd48a1157aaf91826d0
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00cf4d4dded7c9f78444baf15816e1368a546a419ea2c6fdbdd415b0cbc1239f
[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" "00cf4d4dded7c9f78444baf15816e1368a546a419ea2c6fdbdd415b0cbc1239f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hidapi v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]  Documenting cosmicbox v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "00cf4d4dded7c9f78444baf15816e1368a546a419ea2c6fdbdd415b0cbc1239f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00cf4d4dded7c9f78444baf15816e1368a546a419ea2c6fdbdd415b0cbc1239f", kill_on_drop: false }`
[INFO] [stdout] 00cf4d4dded7c9f78444baf15816e1368a546a419ea2c6fdbdd415b0cbc1239f