[INFO] cloning repository https://github.com/janne-alatalo/ruuvitag-collector
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janne-alatalo/ruuvitag-collector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanne-alatalo%2Fruuvitag-collector", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanne-alatalo%2Fruuvitag-collector'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53686d73a8f3f4e407c33dcf679868b9a1b005ba
[INFO] documenting janne-alatalo/ruuvitag-collector 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%2Fjanne-alatalo%2Fruuvitag-collector" "/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/janne-alatalo/ruuvitag-collector 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/janne-alatalo/ruuvitag-collector
[INFO] finished tweaking git repo https://github.com/janne-alatalo/ruuvitag-collector
[INFO] tweaked toml for git repo https://github.com/janne-alatalo/ruuvitag-collector written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/janne-alatalo/ruuvitag-collector 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 dbus v0.6.1
[INFO] [stderr]   Downloaded influx_db_client v0.3.6
[INFO] [stderr]   Downloaded libdbus-sys v0.1.2
[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] f66f316b932fe46ddfba47a545d2c9616bc2bb607bebb59c9d5999de217b6c8b
[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" "f66f316b932fe46ddfba47a545d2c9616bc2bb607bebb59c9d5999de217b6c8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f66f316b932fe46ddfba47a545d2c9616bc2bb607bebb59c9d5999de217b6c8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66f316b932fe46ddfba47a545d2c9616bc2bb607bebb59c9d5999de217b6c8b", kill_on_drop: false }`
[INFO] [stdout] f66f316b932fe46ddfba47a545d2c9616bc2bb607bebb59c9d5999de217b6c8b
[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] e17705a422507149441a3e9c5006bd7c43a219194cc906a55c4abf566545c4fc
[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" "e17705a422507149441a3e9c5006bd7c43a219194cc906a55c4abf566545c4fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking termcolor v0.3.3
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]    Compiling libdbus-sys v0.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking dbus v0.6.1
[INFO] [stderr]     Checking env_logger v0.5.3
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]     Checking docopt v1.0.0
[INFO] [stderr]     Checking influx_db_client v0.3.6
[INFO] [stderr]  Documenting bt-sensor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ruuvitag_df3.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 (0x7F & raw_temp)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ruuvitag_df2.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 (0x7F & u8_temp)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.11s
[INFO] running `Command { std: "docker" "inspect" "e17705a422507149441a3e9c5006bd7c43a219194cc906a55c4abf566545c4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17705a422507149441a3e9c5006bd7c43a219194cc906a55c4abf566545c4fc", kill_on_drop: false }`
[INFO] [stdout] e17705a422507149441a3e9c5006bd7c43a219194cc906a55c4abf566545c4fc