[INFO] cloning repository https://github.com/raz-a/msp432_blink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raz-a/msp432_blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraz-a%2Fmsp432_blink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraz-a%2Fmsp432_blink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f20e6a0b60973e6aae8caaa282d85cd520187a26
[INFO] documenting raz-a/msp432_blink against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraz-a%2Fmsp432_blink" "/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/raz-a/msp432_blink on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/raz-a/msp432_blink
[INFO] finished tweaking git repo https://github.com/raz-a/msp432_blink
[INFO] tweaked toml for git repo https://github.com/raz-a/msp432_blink written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/raz-a/msp432_blink already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df9e2f617544cea17da28fa029bab948a77c752b055df68f6b3b4118c0fc59dc
[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" "df9e2f617544cea17da28fa029bab948a77c752b055df68f6b3b4118c0fc59dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df9e2f617544cea17da28fa029bab948a77c752b055df68f6b3b4118c0fc59dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9e2f617544cea17da28fa029bab948a77c752b055df68f6b3b4118c0fc59dc", kill_on_drop: false }`
[INFO] [stdout] df9e2f617544cea17da28fa029bab948a77c752b055df68f6b3b4118c0fc59dc
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92c51e9a3edca68529b46bba66dabf5c608c6a84d561ad7d187d11ae933494e7
[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" "92c51e9a3edca68529b46bba66dabf5c608c6a84d561ad7d187d11ae933494e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling msp432_razcal v0.1.0 (https://github.com/raz-a/msp432_razcal#0d5f7e42)
[INFO] [stdout] error: RAZCAL_CONFIG environment variable not found
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/msp432_razcal-9ea8a9eb2ca6ac80/0d5f7e4/build.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 |       let config_location = env!(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 33 | |         "RAZCAL_CONFIG",
[INFO] [stdout] 34 | |         "RAZCAL_CONFIG environment variable not found"
[INFO] [stdout] 35 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `msp432_razcal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "92c51e9a3edca68529b46bba66dabf5c608c6a84d561ad7d187d11ae933494e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c51e9a3edca68529b46bba66dabf5c608c6a84d561ad7d187d11ae933494e7", kill_on_drop: false }`
[INFO] [stdout] 92c51e9a3edca68529b46bba66dabf5c608c6a84d561ad7d187d11ae933494e7