[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-1.38-1/sources/1.37.0/gh/psas/av4-fc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/psas/av4-fc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/psas/av4-fc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/psas/av4-fc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of psas/av4-fc 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 psas/av4-fc [INFO] finished frobbing psas/av4-fc [INFO] frobbed toml for psas/av4-fc written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 psas/av4-fc 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] e80a74caeddae9490afe3e86566d839ab0a678709c48f9ef093d77d487c09bdc [INFO] running `"docker" "start" "-a" "e80a74caeddae9490afe3e86566d839ab0a678709c48f9ef093d77d487c09bdc"` [INFO] [stderr] Compiling getopts v0.2.14 [INFO] [stderr] Compiling bitflags v0.5.0 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling pulldown-cmark v0.0.3 [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(bus: &mut I2CDevice, reg: u8, buf: &mut [u8]) -> Result<(), E> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice` [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>(bus: &mut I2CDevice) -> Result<(), E> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice` [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>(bus: &mut I2CDevice) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.00s [INFO] running `"docker" "inspect" "e80a74caeddae9490afe3e86566d839ab0a678709c48f9ef093d77d487c09bdc"` [INFO] running `"docker" "rm" "-f" "e80a74caeddae9490afe3e86566d839ab0a678709c48f9ef093d77d487c09bdc"` [INFO] [stdout] e80a74caeddae9490afe3e86566d839ab0a678709c48f9ef093d77d487c09bdc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 50423260a3c890f6d7bf9a0997f036d5ebc4dc3cf444698f74e373dc6d7a1946 [INFO] running `"docker" "start" "-a" "50423260a3c890f6d7bf9a0997f036d5ebc4dc3cf444698f74e373dc6d7a1946"` [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(bus: &mut I2CDevice, reg: u8, buf: &mut [u8]) -> Result<(), E> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice` [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>(bus: &mut I2CDevice) -> Result<(), E> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice` [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>(bus: &mut I2CDevice) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CDevice` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `"docker" "inspect" "50423260a3c890f6d7bf9a0997f036d5ebc4dc3cf444698f74e373dc6d7a1946"` [INFO] running `"docker" "rm" "-f" "50423260a3c890f6d7bf9a0997f036d5ebc4dc3cf444698f74e373dc6d7a1946"` [INFO] [stdout] 50423260a3c890f6d7bf9a0997f036d5ebc4dc3cf444698f74e373dc6d7a1946 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 5cb3ccf9f7d27dca54946328aca637330bc83543d264087f23057fcbe84f815d [INFO] running `"docker" "start" "-a" "5cb3ccf9f7d27dca54946328aca637330bc83543d264087f23057fcbe84f815d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/mpu9150-c3facaa64cd7931f [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" "5cb3ccf9f7d27dca54946328aca637330bc83543d264087f23057fcbe84f815d"` [INFO] running `"docker" "rm" "-f" "5cb3ccf9f7d27dca54946328aca637330bc83543d264087f23057fcbe84f815d"` [INFO] [stdout] 5cb3ccf9f7d27dca54946328aca637330bc83543d264087f23057fcbe84f815d