[INFO] cloning repository https://github.com/chux0519/raspi-oled
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chux0519/raspi-oled" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fraspi-oled", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fraspi-oled'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 248ab5db84e52be4e6f340d6be7a026cdc682f74
[INFO] documenting chux0519/raspi-oled against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fraspi-oled" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chux0519/raspi-oled on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chux0519/raspi-oled
[INFO] finished tweaking git repo https://github.com/chux0519/raspi-oled
[INFO] tweaked toml for git repo https://github.com/chux0519/raspi-oled written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/chux0519/raspi-oled already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded nix v0.6.0
[INFO] [stderr]   Downloaded machine-ip v0.2.1
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded nb v0.1.2
[INFO] [stderr]   Downloaded embedded-hal v0.2.3
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded spidev v0.3.0
[INFO] [stderr]   Downloaded sysfs_gpio v0.5.4
[INFO] [stderr]   Downloaded i2cdev v0.4.2
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded linux-embedded-hal v0.2.2
[INFO] [stderr]   Downloaded embedded-graphics v0.6.0-alpha.2
[INFO] [stderr]   Downloaded ssd1306 v0.3.0-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07eff0c59e71d2bf7ad6d04b4985c9a8561659c684569ffbda491c4852532e1d
[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" "07eff0c59e71d2bf7ad6d04b4985c9a8561659c684569ffbda491c4852532e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07eff0c59e71d2bf7ad6d04b4985c9a8561659c684569ffbda491c4852532e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07eff0c59e71d2bf7ad6d04b4985c9a8561659c684569ffbda491c4852532e1d", kill_on_drop: false }`
[INFO] [stdout] 07eff0c59e71d2bf7ad6d04b4985c9a8561659c684569ffbda491c4852532e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 75436f8e653b84d2227978a013a82a132c0693955d66bbf9721cca2617e99265
[INFO] running `Command { std: "docker" "start" "-a" "75436f8e653b84d2227978a013a82a132c0693955d66bbf9721cca2617e99265", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling ssd1306 v0.3.0-alpha.2
[INFO] [stderr]     Checking machine-ip v0.2.1
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking embedded-graphics v0.6.0-alpha.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking i2cdev v0.4.2
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr]  Documenting raspi-oled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.97s
[INFO] running `Command { std: "docker" "inspect" "75436f8e653b84d2227978a013a82a132c0693955d66bbf9721cca2617e99265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75436f8e653b84d2227978a013a82a132c0693955d66bbf9721cca2617e99265", kill_on_drop: false }`
[INFO] [stdout] 75436f8e653b84d2227978a013a82a132c0693955d66bbf9721cca2617e99265