[INFO] cloning repository https://github.com/RadioTelescopeAGH/shield
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RadioTelescopeAGH/shield" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRadioTelescopeAGH%2Fshield", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRadioTelescopeAGH%2Fshield'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a49d60b0b809f766dac36eccbfa53cacdc90853e
[INFO] documenting RadioTelescopeAGH/shield 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%2FRadioTelescopeAGH%2Fshield" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RadioTelescopeAGH/shield 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/RadioTelescopeAGH/shield
[INFO] finished tweaking git repo https://github.com/RadioTelescopeAGH/shield
[INFO] tweaked toml for git repo https://github.com/RadioTelescopeAGH/shield written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/RadioTelescopeAGH/shield 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 wiringpi v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 914e847612428fa0e90212a7a051ece7cc8c7acad8fa368f7cea9404d5679441
[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" "914e847612428fa0e90212a7a051ece7cc8c7acad8fa368f7cea9404d5679441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "914e847612428fa0e90212a7a051ece7cc8c7acad8fa368f7cea9404d5679441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914e847612428fa0e90212a7a051ece7cc8c7acad8fa368f7cea9404d5679441", kill_on_drop: false }`
[INFO] [stdout] 914e847612428fa0e90212a7a051ece7cc8c7acad8fa368f7cea9404d5679441
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b9ecb3318226a507cac89d2ae545382a63f533c252d0f44f65f4b1e3b31a18c
[INFO] running `Command { std: "docker" "start" "-a" "3b9ecb3318226a507cac89d2ae545382a63f533c252d0f44f65f4b1e3b31a18c", kill_on_drop: false }`
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]    Compiling wiringpi v0.2.4
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]  Documenting driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `A_Forward` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     A_Forward(u16),
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `AForward`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B_Forward` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     B_Forward(u16),
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `BForward`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `A_Back` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     A_Back(u16),
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `ABack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B_Back` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     B_Back(u16),
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `BBack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "3b9ecb3318226a507cac89d2ae545382a63f533c252d0f44f65f4b1e3b31a18c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9ecb3318226a507cac89d2ae545382a63f533c252d0f44f65f4b1e3b31a18c", kill_on_drop: false }`
[INFO] [stdout] 3b9ecb3318226a507cac89d2ae545382a63f533c252d0f44f65f4b1e3b31a18c