[INFO] cloning repository https://github.com/dskleingeld/sensor_central
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dskleingeld/sensor_central" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdskleingeld%2Fsensor_central", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdskleingeld%2Fsensor_central'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f281ac3c327faf4a9ceec22cdd4e2454e7abe827
[INFO] documenting dskleingeld/sensor_central against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdskleingeld%2Fsensor_central" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dskleingeld/sensor_central on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dskleingeld/sensor_central
[INFO] finished tweaking git repo https://github.com/dskleingeld/sensor_central
[INFO] tweaked toml for git repo https://github.com/dskleingeld/sensor_central written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dskleingeld/sensor_central already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d73545c5604d22dc4859d353a4c9e1f8826f76c290a52ebdca00c6a94960dd6e
[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" "d73545c5604d22dc4859d353a4c9e1f8826f76c290a52ebdca00c6a94960dd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73545c5604d22dc4859d353a4c9e1f8826f76c290a52ebdca00c6a94960dd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73545c5604d22dc4859d353a4c9e1f8826f76c290a52ebdca00c6a94960dd6e", kill_on_drop: false }`
[INFO] [stdout] d73545c5604d22dc4859d353a4c9e1f8826f76c290a52ebdca00c6a94960dd6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e21e009955feed05df7c3058a24cad9fee10049d96dfa04442a836e785492749
[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" "e21e009955feed05df7c3058a24cad9fee10049d96dfa04442a836e785492749", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking bme280 v0.1.2
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]     Checking num-bigint v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking bitspec v1.0.0 (https://github.com/dskleingeld/bitspec?branch=bool-fields#65e92b1a)
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking gpio-cdev v0.4.0
[INFO] [stderr]     Checking rustbus v0.6.0
[INFO] [stderr]     Checking sensor_value v0.1.0 (/opt/rustwide/workdir/sensor_value)
[INFO] [stderr]  Documenting sensor_value v0.1.0 (/opt/rustwide/workdir/sensor_value)
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> sensor_value/src/lib.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |             (Bool(b), MovementShower) => MovementShower,
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> sensor_value/src/lib.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |             (Bool(b), MovementToilet) => MovementToilet,
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> sensor_value/src/lib.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 |             _ => panic!(format!("unhandled, {:?}", t.1)),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 87 |             _ => panic!("unhandled, {:?}", t.1),
[INFO] [stdout]    |                        --                    --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bluebus v0.2.0 (https://github.com/dskleingeld/bluebus#5169a974)
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting sensor_central v0.1.0 (/opt/rustwide/workdir/sensor_central)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> sensor_central/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `sensor_central`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name sensor_central sensor_central/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern aes_gcm=/opt/rustwide/target/debug/deps/libaes_gcm-8e0ba98b21d94f83.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-8ed62aabebfd831b.rmeta --extern bitspec=/opt/rustwide/target/debug/deps/libbitspec-95f58fa8bdf016ce.rmeta --extern bluebus=/opt/rustwide/target/debug/deps/libbluebus-6a83a9792403c371.rmeta --extern bme280=/opt/rustwide/target/debug/deps/libbme280-7bfc4dfe11901c73.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-461198e3a3e1689c.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-7e6d39a66483eb1b.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-b20806e2d3579622.rmeta --extern fern=/opt/rustwide/target/debug/deps/libfern-b485e0543b505e82.rmeta --extern gpio_cdev=/opt/rustwide/target/debug/deps/libgpio_cdev-9b6d4189bfbe6b4a.rmeta --extern linux_embedded_hal=/opt/rustwide/target/debug/deps/liblinux_embedded_hal-0095d08750ec5655.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-ad9dab5804e289b3.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-e872a93f7877fc46.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-8f1aff094c8cbd6c.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-36a9706cfe4ada58.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-1e84fa85aebc9899.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-6790f6f81703e6ee.rmeta --extern sensor_value=/opt/rustwide/target/debug/deps/libsensor_value-ef7284ebd69e1599.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1b7651b1cfabe705.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-a1bbbd1c8be1496f.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-a64889e70e0a8027.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-650a0465078646ed.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e21e009955feed05df7c3058a24cad9fee10049d96dfa04442a836e785492749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21e009955feed05df7c3058a24cad9fee10049d96dfa04442a836e785492749", kill_on_drop: false }`
[INFO] [stdout] e21e009955feed05df7c3058a24cad9fee10049d96dfa04442a836e785492749
