[INFO] updating cached repository kmcallister/rpi-battery-monitor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kmcallister/rpi-battery-monitor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kmcallister/rpi-battery-monitor" "work/ex/beta-1.38-1/sources/1.37.0/gh/kmcallister/rpi-battery-monitor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kmcallister/rpi-battery-monitor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kmcallister/rpi-battery-monitor" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmcallister/rpi-battery-monitor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmcallister/rpi-battery-monitor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ba6dc445e9f8b9ea4f3afd7413d136894169b762
[INFO] sha for GitHub repo kmcallister/rpi-battery-monitor: ba6dc445e9f8b9ea4f3afd7413d136894169b762
[INFO] validating manifest of kmcallister/rpi-battery-monitor on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kmcallister/rpi-battery-monitor on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kmcallister/rpi-battery-monitor
[INFO] finished frobbing kmcallister/rpi-battery-monitor
[INFO] frobbed toml for kmcallister/rpi-battery-monitor written to work/ex/beta-1.38-1/sources/1.37.0/gh/kmcallister/rpi-battery-monitor/Cargo.toml
[INFO] started frobbing kmcallister/rpi-battery-monitor
[INFO] finished frobbing kmcallister/rpi-battery-monitor
[INFO] frobbed toml for kmcallister/rpi-battery-monitor written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmcallister/rpi-battery-monitor/Cargo.toml
[INFO] crate kmcallister/rpi-battery-monitor already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kmcallister/rpi-battery-monitor against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kmcallister/rpi-battery-monitor:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] dc7c84449a6e36020144a2bb53d6317a066d6e9a28686a523a97faaab8f68d02
[INFO] running `"docker" "start" "-a" "dc7c84449a6e36020144a2bb53d6317a066d6e9a28686a523a97faaab8f68d02"`
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling rpi-battery-monitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: src/cbits.c: In function 'gpio_init':
[INFO] [stderr] warning: src/cbits.c:61:35: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
[INFO] [stderr] warning:          printf("mmap error %d\n", (int) gpio_map);
[INFO] [stderr] warning:                                    ^
[INFO] [stderr]    Compiling errno v0.2.3
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `"docker" "inspect" "dc7c84449a6e36020144a2bb53d6317a066d6e9a28686a523a97faaab8f68d02"`
[INFO] running `"docker" "rm" "-f" "dc7c84449a6e36020144a2bb53d6317a066d6e9a28686a523a97faaab8f68d02"`
[INFO] [stdout] dc7c84449a6e36020144a2bb53d6317a066d6e9a28686a523a97faaab8f68d02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kmcallister/rpi-battery-monitor:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 00dd793efe14c9c24bba3ce8e03ce1241a7492881adf0494ab1ed2ad50bbbe43
[INFO] running `"docker" "start" "-a" "00dd793efe14c9c24bba3ce8e03ce1241a7492881adf0494ab1ed2ad50bbbe43"`
[INFO] [stderr] warning: src/cbits.c: In function 'gpio_init':
[INFO] [stderr] warning: src/cbits.c:61:35: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
[INFO] [stderr] warning:          printf("mmap error %d\n", (int) gpio_map);
[INFO] [stderr] warning:                                    ^
[INFO] [stderr]    Compiling rpi-battery-monitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "00dd793efe14c9c24bba3ce8e03ce1241a7492881adf0494ab1ed2ad50bbbe43"`
[INFO] running `"docker" "rm" "-f" "00dd793efe14c9c24bba3ce8e03ce1241a7492881adf0494ab1ed2ad50bbbe43"`
[INFO] [stdout] 00dd793efe14c9c24bba3ce8e03ce1241a7492881adf0494ab1ed2ad50bbbe43
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kmcallister/rpi-battery-monitor:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f4376d9fd449caa2c9b5479a486c7f9dcb0e0a4b4967a825eef332ee213cd91d
[INFO] running `"docker" "start" "-a" "f4376d9fd449caa2c9b5479a486c7f9dcb0e0a4b4967a825eef332ee213cd91d"`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: src/cbits.c: In function 'gpio_init':
[INFO] [stderr] warning: src/cbits.c:61:35: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
[INFO] [stderr] warning:          printf("mmap error %d\n", (int) gpio_map);
[INFO] [stderr] warning:                                    ^
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpi_battery_monitor-146504172b971f47
[INFO] running `"docker" "inspect" "f4376d9fd449caa2c9b5479a486c7f9dcb0e0a4b4967a825eef332ee213cd91d"`
[INFO] running `"docker" "rm" "-f" "f4376d9fd449caa2c9b5479a486c7f9dcb0e0a4b4967a825eef332ee213cd91d"`
[INFO] [stdout] f4376d9fd449caa2c9b5479a486c7f9dcb0e0a4b4967a825eef332ee213cd91d