[INFO] fetching crate ssd1675 0.3.0...
[INFO] documenting ssd1675-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate ssd1675 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ssd1675 0.3.0 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] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate ssd1675 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ssd1675 0.3.0
[INFO] tweaked toml for crates.io crate ssd1675 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate ssd1675 0.3.0 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 profont v0.4.0
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef5499491480b8a7cd08c5d41fd5f145b848aeaef0edf2811a476c479115ef32
[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" "ef5499491480b8a7cd08c5d41fd5f145b848aeaef0edf2811a476c479115ef32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef5499491480b8a7cd08c5d41fd5f145b848aeaef0edf2811a476c479115ef32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5499491480b8a7cd08c5d41fd5f145b848aeaef0edf2811a476c479115ef32", kill_on_drop: false }`
[INFO] [stdout] ef5499491480b8a7cd08c5d41fd5f145b848aeaef0edf2811a476c479115ef32
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d831a32afe5216a491732e092bff092608f6446a3d92432ae50134221310cdc
[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" "1d831a32afe5216a491732e092bff092608f6446a3d92432ae50134221310cdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]  Documenting ssd1675 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "1d831a32afe5216a491732e092bff092608f6446a3d92432ae50134221310cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d831a32afe5216a491732e092bff092608f6446a3d92432ae50134221310cdc", kill_on_drop: false }`
[INFO] [stdout] 1d831a32afe5216a491732e092bff092608f6446a3d92432ae50134221310cdc