[INFO] fetching crate embedded-spi 0.6.2...
[INFO] documenting embedded-spi-0.6.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate embedded-spi 0.6.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate embedded-spi 0.6.2 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 crates.io crate embedded-spi 0.6.2
[INFO] finished tweaking crates.io crate embedded-spi 0.6.2
[INFO] tweaked toml for crates.io crate embedded-spi 0.6.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 structopt v0.3.17
[INFO] [stderr]   Downloaded bit-set v0.2.0
[INFO] [stderr]   Downloaded libusb v0.3.0
[INFO] [stderr]   Downloaded simplelog v0.5.3
[INFO] [stderr]   Downloaded structopt-derive v0.4.10
[INFO] [stderr]   Downloaded libusb-sys v0.2.3
[INFO] [stderr]   Downloaded driver-cp2130 v0.3.1
[INFO] [stderr]   Downloaded simplelog v0.7.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a432c7ee0b5282858f31ec4e1e3dbe1a17fbe460714e42a05295f40954008972
[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" "a432c7ee0b5282858f31ec4e1e3dbe1a17fbe460714e42a05295f40954008972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a432c7ee0b5282858f31ec4e1e3dbe1a17fbe460714e42a05295f40954008972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a432c7ee0b5282858f31ec4e1e3dbe1a17fbe460714e42a05295f40954008972", kill_on_drop: false }`
[INFO] [stdout] a432c7ee0b5282858f31ec4e1e3dbe1a17fbe460714e42a05295f40954008972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 579374321d761630b082cbec1b50d107af1a8c2a904927cfd2b90cf6d37b0f74
[INFO] running `Command { std: "docker" "start" "-a" "579374321d761630b082cbec1b50d107af1a8c2a904927cfd2b90cf6d37b0f74", kill_on_drop: false }`
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking linux-embedded-hal v0.3.0
[INFO] [stderr]     Checking libusb v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking driver-cp2130 v0.3.1
[INFO] [stderr]  Documenting embedded-spi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.16s
[INFO] running `Command { std: "docker" "inspect" "579374321d761630b082cbec1b50d107af1a8c2a904927cfd2b90cf6d37b0f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "579374321d761630b082cbec1b50d107af1a8c2a904927cfd2b90cf6d37b0f74", kill_on_drop: false }`
[INFO] [stdout] 579374321d761630b082cbec1b50d107af1a8c2a904927cfd2b90cf6d37b0f74