[INFO] fetching crate pen-ffi 0.3.43...
[INFO] testing pen-ffi-0.3.43 against 1.59.0 for beta-1.60-1
[INFO] extracting crate pen-ffi 0.3.43 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pen-ffi 0.3.43 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pen-ffi 0.3.43
[INFO] finished tweaking crates.io crate pen-ffi 0.3.43
[INFO] tweaked toml for crates.io crate pen-ffi 0.3.43 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4db89bdceafbde21ebe771efcb52ad51892e94dc6084441c52b689342fad3c1
[INFO] running `Command { std: "docker" "start" "-a" "f4db89bdceafbde21ebe771efcb52ad51892e94dc6084441c52b689342fad3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4db89bdceafbde21ebe771efcb52ad51892e94dc6084441c52b689342fad3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4db89bdceafbde21ebe771efcb52ad51892e94dc6084441c52b689342fad3c1", kill_on_drop: false }`
[INFO] [stdout] f4db89bdceafbde21ebe771efcb52ad51892e94dc6084441c52b689342fad3c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09de54b44375950799f53c837940fe64db8be24c4ad6349facaf8198ca3a19da
[INFO] running `Command { std: "docker" "start" "-a" "09de54b44375950799f53c837940fe64db8be24c4ad6349facaf8198ca3a19da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling pen-ffi-macro v0.1.23
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling pen-ffi v0.3.43 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `Option<*mut Context>`, which is not FFI-safe
[INFO] [stdout]    --> src/cps/async_stack.rs:139:40
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn _test_async_stack_ffi_safety(_: &mut AsyncStack);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.83s
[INFO] running `Command { std: "docker" "inspect" "09de54b44375950799f53c837940fe64db8be24c4ad6349facaf8198ca3a19da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09de54b44375950799f53c837940fe64db8be24c4ad6349facaf8198ca3a19da", kill_on_drop: false }`
[INFO] [stdout] 09de54b44375950799f53c837940fe64db8be24c4ad6349facaf8198ca3a19da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00173b923844811a44ef5748f68617b3e044dac0d5c453a0c2df16e8f4601cd5
[INFO] running `Command { std: "docker" "start" "-a" "00173b923844811a44ef5748f68617b3e044dac0d5c453a0c2df16e8f4601cd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stdout] warning: `extern` block uses type `Option<*mut Context>`, which is not FFI-safe
[INFO] [stdout]    --> src/cps/async_stack.rs:139:40
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn _test_async_stack_ffi_safety(_: &mut AsyncStack);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling pen-ffi v0.3.43 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `Option<*mut core::task::Context>`, which is not FFI-safe
[INFO] [stdout]    --> src/cps/async_stack.rs:139:40
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn _test_async_stack_ffi_safety(_: &mut AsyncStack);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "00173b923844811a44ef5748f68617b3e044dac0d5c453a0c2df16e8f4601cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00173b923844811a44ef5748f68617b3e044dac0d5c453a0c2df16e8f4601cd5", kill_on_drop: false }`
[INFO] [stdout] 00173b923844811a44ef5748f68617b3e044dac0d5c453a0c2df16e8f4601cd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f35229057ac147cfe270df742e2113a46a7da6bcb04f11909fa5ac39bbcbb1d
[INFO] running `Command { std: "docker" "start" "-a" "0f35229057ac147cfe270df742e2113a46a7da6bcb04f11909fa5ac39bbcbb1d", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` block uses type `Option<*mut Context>`, which is not FFI-safe
[INFO] [stderr]    --> src/cps/async_stack.rs:139:40
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn _test_async_stack_ffi_safety(_: &mut AsyncStack);
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]     = note: enum has no representation hint
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `Option<*mut core::task::Context>`, which is not FFI-safe
[INFO] [stderr]    --> src/cps/async_stack.rs:139:40
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn _test_async_stack_ffi_safety(_: &mut AsyncStack);
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]     = note: enum has no representation hint
[INFO] [stderr] 
[INFO] [stderr] warning: `pen-ffi` (lib) generated 1 warning
[INFO] [stderr] warning: `pen-ffi` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pen_ffi-c53e16c433a45f5c)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test any::tests::box_::as_inner ... ok
[INFO] [stdout] test any::tests::box_::drop_any ... ok
[INFO] [stdout] test any::tests::f64::clone_any ... ok
[INFO] [stdout] test any::tests::box_::clone_any ... ok
[INFO] [stdout] test any::tests::f64::drop_any ... ok
[INFO] [stdout] test any::tests::rc::as_inner ... ok
[INFO] [stdout] test arc::arc_block::tests::clone ... ok
[INFO] [stdout] test arc::arc_block::tests::create ... ok
[INFO] [stdout] test any::tests::impelement_send_and_sync ... ok
[INFO] [stdout] test any::tests::rc::clone_any ... ok
[INFO] [stdout] test any::tests::rc::drop_any ... ok
[INFO] [stdout] test arc::arc_block::tests::create_empty ... ok
[INFO] [stdout] test arc::arc_block::tests::drop ... ok
[INFO] [stdout] test arc::arc_block::tests::drop_twice ... ok
[INFO] [stdout] test arc::arc_buffer::tests::clone ... ok
[INFO] [stdout] test arc::arc_buffer::tests::convert_from_string ... ok
[INFO] [stdout] test arc::arc_buffer::tests::convert_from_vec ... ok
[INFO] [stdout] test arc::arc_buffer::tests::create_empty ... ok
[INFO] [stdout] test arc::arc_buffer::tests::create_buffer ... ok
[INFO] [stdout] test arc::arc_buffer::tests::create_zero_sized_buffer ... ok
[INFO] [stdout] test arc::tests::clone ... ok
[INFO] [stdout] test arc::tests::clone_box ... ok
[INFO] [stdout] test arc::tests::create ... ok
[INFO] [stdout] test arc::tests::drop_box ... ok
[INFO] [stdout] test arc::tests::impelement_send_and_sync ... ok
[INFO] [stdout] test arc::tests::load_payload ... ok
[INFO] [stdout] test arc::tests::new_box ... ok
[INFO] [stdout] test arc::tests::zero_sized::clone ... ok
[INFO] [stdout] test arc::tests::zero_sized::create ... ok
[INFO] [stdout] test arc::tests::zero_sized::load_payload ... ok
[INFO] [stdout] test closure::tests::send ... ok
[INFO] [stdout] test cps::async_stack::tests::fail_to_restore_before_resume ... ok
[INFO] [stdout] test cps::async_stack::tests::push_f64 ... ok
[INFO] [stdout] test cps::async_stack::tests::suspend ... ok
[INFO] [stdout] test cps::async_stack::tests::wake ... ok
[INFO] [stdout] test cps::async_stack::tests::suspend_and_resume ... ok
[INFO] [stdout] test cps::stack::tests::push_f32 ... ok
[INFO] [stdout] test cps::stack::tests::push_f64 ... ok
[INFO] [stdout] test cps::stack::tests::push_multiple_u8 ... ok
[INFO] [stdout] test cps::stack::tests::push_u8 ... ok
[INFO] [stdout] test extra::string_array::tests::string_array::clone ... ok
[INFO] [stdout] test extra::string_array::tests::string_array::drop_ ... ok
[INFO] [stdout] test extra::string_array::tests::string_array::get_element ... ok
[INFO] [stdout] test extra::string_array::tests::string_array_inner::drop_ ... ok
[INFO] [stdout] test extra::string_array::tests::string_array_inner::get_element ... ok
[INFO] [stdout] test extra::string_array::tests::string_array_inner::is_small_enough ... ok
[INFO] [stdout] test future::from_closure::tests::convert_closure ... ok
[INFO] [stdout] test string::tests::join ... ok
[INFO] [stdout] test future::from_function::tests::convert_closure ... ok
[INFO] [stdout] test string::tests::join_empty ... ok
[INFO] [stdout] test string::tests::slice_into_empty ... ok
[INFO] [stdout] test string::tests::slice_into_whole ... ok
[INFO] [stdout] test string::tests::slice_last_with_emojis ... ok
[INFO] [stdout] test string::tests::slice_with_ascii ... ok
[INFO] [stdout] test string::tests::slice_with_emojis ... ok
[INFO] [stdout] test string::tests::slice_with_negative_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pen-ffi
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f35229057ac147cfe270df742e2113a46a7da6bcb04f11909fa5ac39bbcbb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f35229057ac147cfe270df742e2113a46a7da6bcb04f11909fa5ac39bbcbb1d", kill_on_drop: false }`
[INFO] [stdout] 0f35229057ac147cfe270df742e2113a46a7da6bcb04f11909fa5ac39bbcbb1d