[INFO] updating cached repository psas/av4-fc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/psas/av4-fc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/psas/av4-fc" "work/ex/beta-1.37-6/sources/1.36.0/gh/psas/av4-fc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/psas/av4-fc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/psas/av4-fc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psas/av4-fc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psas/av4-fc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7596aa4dfe8604b9aceb4dab5d1bf46544ac562
[INFO] sha for GitHub repo psas/av4-fc: b7596aa4dfe8604b9aceb4dab5d1bf46544ac562
[INFO] validating manifest of psas/av4-fc on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of psas/av4-fc on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing psas/av4-fc
[INFO] finished frobbing psas/av4-fc
[INFO] frobbed toml for psas/av4-fc written to work/ex/beta-1.37-6/sources/1.36.0/gh/psas/av4-fc/Cargo.toml
[INFO] started frobbing psas/av4-fc
[INFO] finished frobbing psas/av4-fc
[INFO] frobbed toml for psas/av4-fc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psas/av4-fc/Cargo.toml
[INFO] crate psas/av4-fc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing psas/av4-fc against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psas/av4-fc:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f14c78dbc3424584568d3f2e5b2fc8c0a368b49ebfc12cd9c1f5b527bbfd31fa
[INFO] running `"docker" "start" "-a" "f14c78dbc3424584568d3f2e5b2fc8c0a368b49ebfc12cd9c1f5b527bbfd31fa"`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling skeptic v0.5.0
[INFO] [stderr]    Compiling i2cdev v0.3.1
[INFO] [stderr]    Compiling mpu9150 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn read_reg<E: Error>(bus: &mut I2CDevice<Error = E>, reg: u8, buf: &mut [u8]) -> Result<(), E> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice<Error = E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn setup<E: Error + From<io::Error>>(bus: &mut I2CDevice<Error = E>) -> Result<(), E> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice<Error = E>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:63:58
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn read_sample<E: Error + From<io::Error>>(bus: &mut I2CDevice<Error = E>)
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice<Error = E>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.43s
[INFO] running `"docker" "inspect" "f14c78dbc3424584568d3f2e5b2fc8c0a368b49ebfc12cd9c1f5b527bbfd31fa"`
[INFO] running `"docker" "rm" "-f" "f14c78dbc3424584568d3f2e5b2fc8c0a368b49ebfc12cd9c1f5b527bbfd31fa"`
[INFO] [stdout] f14c78dbc3424584568d3f2e5b2fc8c0a368b49ebfc12cd9c1f5b527bbfd31fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psas/av4-fc:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 02357bd00e7a0d7941dc8579a57d202748f88c464cd1c0903f6aaf5af74bfbbb
[INFO] running `"docker" "start" "-a" "02357bd00e7a0d7941dc8579a57d202748f88c464cd1c0903f6aaf5af74bfbbb"`
[INFO] [stderr]    Compiling mpu9150 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn read_reg<E: Error>(bus: &mut I2CDevice<Error = E>, reg: u8, buf: &mut [u8]) -> Result<(), E> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice<Error = E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn setup<E: Error + From<io::Error>>(bus: &mut I2CDevice<Error = E>) -> Result<(), E> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice<Error = E>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:63:58
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn read_sample<E: Error + From<io::Error>>(bus: &mut I2CDevice<Error = E>)
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice<Error = E>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "02357bd00e7a0d7941dc8579a57d202748f88c464cd1c0903f6aaf5af74bfbbb"`
[INFO] running `"docker" "rm" "-f" "02357bd00e7a0d7941dc8579a57d202748f88c464cd1c0903f6aaf5af74bfbbb"`
[INFO] [stdout] 02357bd00e7a0d7941dc8579a57d202748f88c464cd1c0903f6aaf5af74bfbbb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psas/av4-fc:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 89028ba39a89ddc585d0a388804ac3c5d87da9afffb83796a97105dbe9202dd5
[INFO] running `"docker" "start" "-a" "89028ba39a89ddc585d0a388804ac3c5d87da9afffb83796a97105dbe9202dd5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mpu9150-e0225c9297277646
[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] running `"docker" "inspect" "89028ba39a89ddc585d0a388804ac3c5d87da9afffb83796a97105dbe9202dd5"`
[INFO] running `"docker" "rm" "-f" "89028ba39a89ddc585d0a388804ac3c5d87da9afffb83796a97105dbe9202dd5"`
[INFO] [stdout] 89028ba39a89ddc585d0a388804ac3c5d87da9afffb83796a97105dbe9202dd5