[INFO] cloning repository https://github.com/hexjelly/state-multiplayer-remover [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hexjelly/state-multiplayer-remover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhexjelly%2Fstate-multiplayer-remover", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhexjelly%2Fstate-multiplayer-remover'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf23cdb9a3c77fd234e7420548676660dcf5de3e [INFO] documenting hexjelly/state-multiplayer-remover 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%2Fhexjelly%2Fstate-multiplayer-remover" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hexjelly/state-multiplayer-remover 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/hexjelly/state-multiplayer-remover [INFO] finished tweaking git repo https://github.com/hexjelly/state-multiplayer-remover [INFO] tweaked toml for git repo https://github.com/hexjelly/state-multiplayer-remover written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/hexjelly/state-multiplayer-remover 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] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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 elma v0.1.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f251f5f6e1612d9d30e0b8d0ce8e4e5bea0d2ad36f3dfdfedb8de8b0b06a1fb2 [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" "f251f5f6e1612d9d30e0b8d0ce8e4e5bea0d2ad36f3dfdfedb8de8b0b06a1fb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f251f5f6e1612d9d30e0b8d0ce8e4e5bea0d2ad36f3dfdfedb8de8b0b06a1fb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f251f5f6e1612d9d30e0b8d0ce8e4e5bea0d2ad36f3dfdfedb8de8b0b06a1fb2", kill_on_drop: false }` [INFO] [stdout] f251f5f6e1612d9d30e0b8d0ce8e4e5bea0d2ad36f3dfdfedb8de8b0b06a1fb2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] df4bad1f6239b481b3aadd60307f0271f9b1ab72bc97c1f4d7f15e33d2f07e3e [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" "df4bad1f6239b481b3aadd60307f0271f9b1ab72bc97c1f4d7f15e33d2f07e3e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking elma v0.1.14 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.10 [INFO] [stderr] Checking structopt v0.3.17 [INFO] [stderr] Documenting state-multiplayer-remover v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.06s [INFO] running `Command { std: "docker" "inspect" "df4bad1f6239b481b3aadd60307f0271f9b1ab72bc97c1f4d7f15e33d2f07e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df4bad1f6239b481b3aadd60307f0271f9b1ab72bc97c1f4d7f15e33d2f07e3e", kill_on_drop: false }` [INFO] [stdout] df4bad1f6239b481b3aadd60307f0271f9b1ab72bc97c1f4d7f15e33d2f07e3e