[INFO] cloning repository https://github.com/bemyak/roll_bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bemyak/roll_bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbemyak%2Froll_bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbemyak%2Froll_bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed0bafcecf7d6a65a98a2efa8bccf1b9f684e7b4
[INFO] documenting bemyak/roll_bot 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%2Fbemyak%2Froll_bot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bemyak/roll_bot 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/bemyak/roll_bot
[INFO] finished tweaking git repo https://github.com/bemyak/roll_bot
[INFO] tweaked toml for git repo https://github.com/bemyak/roll_bot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bemyak/roll_bot 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 serde-value v0.5.3
[INFO] [stderr]   Downloaded security-framework-sys v1.0.0
[INFO] [stderr]   Downloaded triple_accel v0.2.2
[INFO] [stderr]   Downloaded prometheus v0.10.0
[INFO] [stderr]   Downloaded strum v0.19.2
[INFO] [stderr]   Downloaded comfy-table v1.1.1
[INFO] [stderr]   Downloaded rustls-native-certs v0.4.0
[INFO] [stderr]   Downloaded strum_macros v0.19.2
[INFO] [stderr]   Downloaded hyper-rustls v0.21.0
[INFO] [stderr]   Downloaded tokio-rustls v0.12.3
[INFO] [stderr]   Downloaded libflate v1.0.2
[INFO] [stderr]   Downloaded simsearch v0.2.1
[INFO] [stderr]   Downloaded telegram-bot v0.7.0
[INFO] [stderr]   Downloaded typed-headers v0.2.0
[INFO] [stderr]   Downloaded ordinal v0.2.3
[INFO] [stderr]   Downloaded procfs v0.8.0
[INFO] [stderr]   Downloaded libflate_lz77 v1.0.0
[INFO] [stderr]   Downloaded ct-logs v0.7.0
[INFO] [stderr]   Downloaded telegram-bot-raw v0.7.0
[INFO] [stderr]   Downloaded tokio-rustls v0.14.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded security-framework v1.0.0
[INFO] [stderr]   Downloaded hyper-proxy v0.7.0
[INFO] [stderr]   Downloaded ejdb-sys v0.3.0
[INFO] [stderr]   Downloaded ejdb v0.4.0
[INFO] [stderr]   Downloaded zalgo v0.2.0
[INFO] [stderr]   Downloaded bindgen v0.46.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ba49e5cca714a7979d73797b302238cff332c11f2c6fe376e42e9d1f39b234a
[INFO] running `Command { std: "docker" "start" "-a" "7ba49e5cca714a7979d73797b302238cff332c11f2c6fe376e42e9d1f39b234a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ba49e5cca714a7979d73797b302238cff332c11f2c6fe376e42e9d1f39b234a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba49e5cca714a7979d73797b302238cff332c11f2c6fe376e42e9d1f39b234a", kill_on_drop: false }`
[INFO] [stdout] 7ba49e5cca714a7979d73797b302238cff332c11f2c6fe376e42e9d1f39b234a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 17911d4bcce13c4f9dc3908323f49a522003037b648c64502ae129ed8d14a6bc
[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" "17911d4bcce13c4f9dc3908323f49a522003037b648c64502ae129ed8d14a6bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling bindgen v0.46.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking triple_accel v0.2.2
[INFO] [stderr]     Checking strum v0.19.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking zalgo v0.2.0
[INFO] [stderr]    Compiling strum_macros v0.19.2
[INFO] [stderr]     Checking ordinal v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking procfs v0.8.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking typed-headers v0.2.0
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking ct-logs v0.7.0
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking simsearch v0.2.1
[INFO] [stderr]     Checking comfy-table v1.1.1
[INFO] [stderr]     Checking rustls-native-certs v0.1.0
[INFO] [stderr]     Checking rustls-native-certs v0.4.0
[INFO] [stderr]     Checking telegram-bot-raw v0.7.0
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.12.3
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]    Compiling ejdb-sys v0.3.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-rustls v0.19.1
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking telegram-bot v0.7.0
[INFO] [stderr]     Checking hyper-proxy v0.7.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking ejdb v0.4.0
[INFO] [stderr]  Documenting roll_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "17911d4bcce13c4f9dc3908323f49a522003037b648c64502ae129ed8d14a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17911d4bcce13c4f9dc3908323f49a522003037b648c64502ae129ed8d14a6bc", kill_on_drop: false }`
[INFO] [stdout] 17911d4bcce13c4f9dc3908323f49a522003037b648c64502ae129ed8d14a6bc