[INFO] crate core-foundation 0.6.4 is already in cache
[INFO] extracting crate core-foundation 0.6.4 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/core-foundation/0.6.4
[INFO] extracting crate core-foundation 0.6.4 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/core-foundation/0.6.4
[INFO] validating manifest of core-foundation-0.6.4 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of core-foundation-0.6.4 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing core-foundation-0.6.4
[INFO] finished frobbing core-foundation-0.6.4
[INFO] frobbed toml for core-foundation-0.6.4 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/core-foundation/0.6.4/Cargo.toml
[INFO] started frobbing core-foundation-0.6.4
[INFO] finished frobbing core-foundation-0.6.4
[INFO] frobbed toml for core-foundation-0.6.4 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/core-foundation/0.6.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking core-foundation-0.6.4 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/core-foundation/0.6.4:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 62509fdf3dcfd22ca28cd9f076b7db9555f7a236159d3ee82c8360403b695ea8
[INFO] running `"docker" "start" "-a" "62509fdf3dcfd22ca28cd9f076b7db9555f7a236159d3ee82c8360403b695ea8"`
[INFO] [stderr]    Compiling core-foundation-sys v0.6.2
[INFO] [stderr]     Checking core-foundation v0.6.4 (/opt/crater/workdir)
[INFO] [stderr] warning: the type `extern "C" fn(*const libc::c_void) -> *const libc::c_void` does not permit zero-initialization
[INFO] [stderr]    --> src/runloop.rs:171:21
[INFO] [stderr]     |
[INFO] [stderr] 171 |             retain: mem::zeroed(),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     this code causes undefined behavior when executed
[INFO] [stderr]     |                     help: use `MaybeUninit<T>` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr]     = note: Function pointers must be non-null
[INFO] [stderr] 
[INFO] [stderr] warning: the type `extern "C" fn(*const libc::c_void)` does not permit zero-initialization
[INFO] [stderr]    --> src/runloop.rs:172:22
[INFO] [stderr]     |
[INFO] [stderr] 172 |             release: mem::zeroed(),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      this code causes undefined behavior when executed
[INFO] [stderr]     |                      help: use `MaybeUninit<T>` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: Function pointers must be non-null
[INFO] [stderr] 
[INFO] [stderr] warning: the type `extern "C" fn(*const libc::c_void) -> *const core_foundation_sys::string::__CFString` does not permit zero-initialization
[INFO] [stderr]    --> src/runloop.rs:173:30
[INFO] [stderr]     |
[INFO] [stderr] 173 |             copyDescription: mem::zeroed(),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              this code causes undefined behavior when executed
[INFO] [stderr]     |                              help: use `MaybeUninit<T>` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: Function pointers must be non-null
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `"docker" "inspect" "62509fdf3dcfd22ca28cd9f076b7db9555f7a236159d3ee82c8360403b695ea8"`
[INFO] running `"docker" "rm" "-f" "62509fdf3dcfd22ca28cd9f076b7db9555f7a236159d3ee82c8360403b695ea8"`
[INFO] [stdout] 62509fdf3dcfd22ca28cd9f076b7db9555f7a236159d3ee82c8360403b695ea8