[INFO] fetching crate stabby-abi 1.0.0...
[INFO] checking stabby-abi-1.0.0 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate stabby-abi 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate stabby-abi 1.0.0 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stabby-abi 1.0.0
[INFO] finished tweaking crates.io crate stabby-abi 1.0.0
[INFO] tweaked toml for crates.io crate stabby-abi 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stabby-macros v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ff3e90eb45d481e3d7fbf91eaafa53183a74ee80dfc2c2aca390a2c41c3b67e
[INFO] running `Command { std: "docker" "start" "-a" "9ff3e90eb45d481e3d7fbf91eaafa53183a74ee80dfc2c2aca390a2c41c3b67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff3e90eb45d481e3d7fbf91eaafa53183a74ee80dfc2c2aca390a2c41c3b67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff3e90eb45d481e3d7fbf91eaafa53183a74ee80dfc2c2aca390a2c41c3b67e", kill_on_drop: false }`
[INFO] [stdout] 9ff3e90eb45d481e3d7fbf91eaafa53183a74ee80dfc2c2aca390a2c41c3b67e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ecc678b8cbbe1bd5223f02d25370aa2dba5b816f6d115dbeb7ca972806bdc76
[INFO] running `Command { std: "docker" "start" "-a" "8ecc678b8cbbe1bd5223f02d25370aa2dba5b816f6d115dbeb7ca972806bdc76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling stabby-macros v1.0.0
[INFO] [stderr]    Compiling stabby-abi v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: `extern` fn uses type `std::sync::Arc<StableWakerInner>`, which is not FFI-safe
[INFO] [stdout]   --> src/future.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |         clone: unsafe extern "C" fn(StableLike<&'a Waker, &'a ()>) -> SharedStableWaker,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::option::Option<F>`, which is not FFI-safe
[INFO] [stdout]   --> src/checked_import.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     checker: unsafe extern "C" fn(&crate::report::TypeReport) -> Option<F>,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::option::Option<F>`, which is not FFI-safe
[INFO] [stdout]   --> src/checked_import.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |         checker: unsafe extern "C" fn(&crate::report::TypeReport) -> Option<F>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::sync::Arc<StableWakerInner>`, which is not FFI-safe
[INFO] [stdout]   --> src/future.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |         clone: unsafe extern "C" fn(StableLike<&'a Waker, &'a ()>) -> SharedStableWaker,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::option::Option<F>`, which is not FFI-safe
[INFO] [stdout]   --> src/checked_import.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     checker: unsafe extern "C" fn(&crate::report::TypeReport) -> Option<F>,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::option::Option<F>`, which is not FFI-safe
[INFO] [stdout]   --> src/checked_import.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |         checker: unsafe extern "C" fn(&crate::report::TypeReport) -> Option<F>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.08s
[INFO] running `Command { std: "docker" "inspect" "8ecc678b8cbbe1bd5223f02d25370aa2dba5b816f6d115dbeb7ca972806bdc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ecc678b8cbbe1bd5223f02d25370aa2dba5b816f6d115dbeb7ca972806bdc76", kill_on_drop: false }`
[INFO] [stdout] 8ecc678b8cbbe1bd5223f02d25370aa2dba5b816f6d115dbeb7ca972806bdc76
