[INFO] crate battery-ffi 0.7.4 is already in cache
[INFO] extracting crate battery-ffi 0.7.4 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/battery-ffi/0.7.4
[INFO] extracting crate battery-ffi 0.7.4 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/battery-ffi/0.7.4
[INFO] validating manifest of battery-ffi-0.7.4 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of battery-ffi-0.7.4 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing battery-ffi-0.7.4
[INFO] finished frobbing battery-ffi-0.7.4
[INFO] frobbed toml for battery-ffi-0.7.4 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/battery-ffi/0.7.4/Cargo.toml
[INFO] started frobbing battery-ffi-0.7.4
[INFO] finished frobbing battery-ffi-0.7.4
[INFO] frobbed toml for battery-ffi-0.7.4 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/battery-ffi/0.7.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking battery-ffi-0.7.4 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/battery-ffi/0.7.4:/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=forbid" "-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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 001a8f2169af2d725e4a08e20367aa6c1e7efc8d40c5d126451340d2f5b4aace
[INFO] running `"docker" "start" "-a" "001a8f2169af2d725e4a08e20367aa6c1e7efc8d40c5d126451340d2f5b4aace"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cbindgen v0.8.7
[INFO] [stderr]    Compiling battery v0.7.4
[INFO] [stderr]     Checking uom v0.23.1
[INFO] [stderr]    Compiling battery-ffi v0.7.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/errors.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 |     static LAST_ERROR: RefCell<Option<Box<Error>>> = RefCell::new(None);
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Error`
[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/errors.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 |     static LAST_ERROR: RefCell<Option<Box<Error>>> = RefCell::new(None);
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:16:40
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn take_last_error() -> Option<Box<Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/errors.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 |     static LAST_ERROR: RefCell<Option<Box<Error>>> = RefCell::new(None);
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Error`
[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/errors.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 |     static LAST_ERROR: RefCell<Option<Box<Error>>> = RefCell::new(None);
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:16:40
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn take_last_error() -> Option<Box<Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `battery_lib::Batteries` that must be used
[INFO] [stderr]   --> src/iterator.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Box::from_raw(ptr);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterator adaptors are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `battery_lib::Batteries` that must be used
[INFO] [stderr]   --> src/iterator.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Box::from_raw(ptr);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterator adaptors are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.53s
[INFO] running `"docker" "inspect" "001a8f2169af2d725e4a08e20367aa6c1e7efc8d40c5d126451340d2f5b4aace"`
[INFO] running `"docker" "rm" "-f" "001a8f2169af2d725e4a08e20367aa6c1e7efc8d40c5d126451340d2f5b4aace"`
[INFO] [stdout] 001a8f2169af2d725e4a08e20367aa6c1e7efc8d40c5d126451340d2f5b4aace