[INFO] crate ffi_helpers 0.1.0 is already in cache [INFO] extracting crate ffi_helpers 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ffi_helpers/0.1.0 [INFO] extracting crate ffi_helpers 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/ffi_helpers/0.1.0 [INFO] validating manifest of ffi_helpers-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ffi_helpers-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ffi_helpers-0.1.0 [INFO] finished frobbing ffi_helpers-0.1.0 [INFO] frobbed toml for ffi_helpers-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ffi_helpers/0.1.0/Cargo.toml [INFO] started frobbing ffi_helpers-0.1.0 [INFO] finished frobbing ffi_helpers-0.1.0 [INFO] frobbed toml for ffi_helpers-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/ffi_helpers/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ffi_helpers-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ffi_helpers/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] d3ac706fbe1c5bffbee8f121c918e9556419e3daaa97f98771acc2cd1d0d8607 [INFO] running `"docker" "start" "-a" "d3ac706fbe1c5bffbee8f121c918e9556419e3daaa97f98771acc2cd1d0d8607"` [INFO] [stderr] Compiling ffi_helpers v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, #[no_mangle] functions always exported` [INFO] [stderr] --> src/task.rs:440:9 [INFO] [stderr] | [INFO] [stderr] 440 | #[allow(private_no_mangle_fns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(renamed_and_removed_lints)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `"docker" "inspect" "d3ac706fbe1c5bffbee8f121c918e9556419e3daaa97f98771acc2cd1d0d8607"` [INFO] running `"docker" "rm" "-f" "d3ac706fbe1c5bffbee8f121c918e9556419e3daaa97f98771acc2cd1d0d8607"` [INFO] [stdout] d3ac706fbe1c5bffbee8f121c918e9556419e3daaa97f98771acc2cd1d0d8607 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ffi_helpers/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] dd10ba907a5423692c58185b99853393b3b5dca20b5695f0fcc98b54fe7c8646 [INFO] running `"docker" "start" "-a" "dd10ba907a5423692c58185b99853393b3b5dca20b5695f0fcc98b54fe7c8646"` [INFO] [stderr] Compiling ffi_helpers v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, #[no_mangle] functions always exported` [INFO] [stderr] --> src/task.rs:440:9 [INFO] [stderr] | [INFO] [stderr] 440 | #[allow(private_no_mangle_fns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(renamed_and_removed_lints)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.88s [INFO] running `"docker" "inspect" "dd10ba907a5423692c58185b99853393b3b5dca20b5695f0fcc98b54fe7c8646"` [INFO] running `"docker" "rm" "-f" "dd10ba907a5423692c58185b99853393b3b5dca20b5695f0fcc98b54fe7c8646"` [INFO] [stdout] dd10ba907a5423692c58185b99853393b3b5dca20b5695f0fcc98b54fe7c8646 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ffi_helpers/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] 1ad7eb89dc1ab3f771d7c5ea5af2609a0cde9a29bfd912254e20ff178b3ac7a4 [INFO] running `"docker" "start" "-a" "1ad7eb89dc1ab3f771d7c5ea5af2609a0cde9a29bfd912254e20ff178b3ac7a4"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/ffi_helpers-8b3348e16ae72945 [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test error_handling::tests::take_the_last_error ... ok [INFO] [stdout] test error_handling::tests::get_the_last_error_messages_length ... ok [INFO] [stdout] test error_handling::tests::update_the_error ... ok [INFO] [stdout] test error_handling::tests::write_the_last_error_message_into_a_buffer ... ok [INFO] [stdout] test nullable::tests::null_pointer_check_on_garbage_address_doesnt_segfault ... ok [INFO] [stdout] test nullable::tests::can_detect_non_null_pointers ... ok [INFO] [stderr] thread '' panicked at 'Oops', src/task.rs:542:13 [INFO] [stderr] stack backtrace: [INFO] [stdout] test task::tests::use_the_c_api ... ok [INFO] [stdout] test nullable::tests::can_detect_null_pointers ... ok [INFO] [stderr] 0: 0x55d96a334723 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55d96a3303eb - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stderr] 2: 0x55d96a333386 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 3: 0x55d96a333104 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 4: 0x55d96a333a90 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stderr] 5: 0x55d96a304af7 - std::panicking::begin_panic::h6d801702e86300cb [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stderr] 6: 0x55d96a2ae544 - ::run::ha0c84431966f03a4 [INFO] [stderr] at src/task.rs:542 [INFO] [stderr] 7: 0x55d96a2950cc - >::spawn::{{closure}}::{{closure}}::h692d496287a57788 [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 8: 0x55d96a297435 - std::panicking::try::do_call::h9591fbe456ea33d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stderr] 9: 0x55d96a336c49 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 10: 0x55d96a296dd0 - std::panicking::try::h0137f99ca55e39d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stderr] 11: 0x55d96a2badda - std::panic::catch_unwind::haff1b8cafc47b001 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stderr] 12: 0x55d96a2945fa - ffi_helpers::panic::catch_panic::hfc5868c3eeae219e [INFO] [stderr] at src/panic.rs:42 [INFO] [stderr] 13: 0x55d96a295403 - >::spawn::{{closure}}::h349dc401baf180d9 [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 14: 0x55d96a2a30d7 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9bf816e3302b327b [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stderr] 15: 0x55d96a2b4e24 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::habd192d4a39f7ebc [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stderr] 16: 0x55d96a2ba587 - as core::ops::function::FnOnce<()>>::call_once::h114855a1988b55d7 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stderr] 17: 0x55d96a2974bf - std::panicking::try::do_call::hf3fe7b6b3445456e [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stderr] 18: 0x55d96a336c49 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 19: 0x55d96a29702f - std::panicking::try::h09fcb927ce6fc783 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stderr] 20: 0x55d96a2bad77 - std::panic::catch_unwind::hac25555fc358e8e0 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stderr] 21: 0x55d96a2b4931 - std::thread::Builder::spawn_unchecked::{{closure}}::hb36727b3060b0d45 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stderr] 22: 0x55d96a2b5a9f - >::call_box::h4c0ad8e2b0bd7000 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stderr] 23: 0x55d96a3363fd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stderr] at src/libstd/sys_common/thread.rs:14 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:81 [INFO] [stderr] 24: 0x7f612b2f1493 - start_thread [INFO] [stderr] 25: 0x7f612ae1cace - __clone [INFO] [stderr] 26: 0x0 - [INFO] [stdout] test task::tests::task_can_catch_panic_messages ... ok [INFO] [stdout] test panic::tests::able_to_catch_panics_and_recover_the_panic_message ... ok [INFO] [stdout] test task::tests::spawn_a_task ... ok [INFO] [stderr] Doc-tests ffi_helpers [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 95) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 119) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 73) ... ok [INFO] [stdout] test src/error_handling.rs - error_handling (line 27) ... ok [INFO] [stdout] test src/task.rs - task (line 37) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "1ad7eb89dc1ab3f771d7c5ea5af2609a0cde9a29bfd912254e20ff178b3ac7a4"` [INFO] running `"docker" "rm" "-f" "1ad7eb89dc1ab3f771d7c5ea5af2609a0cde9a29bfd912254e20ff178b3ac7a4"` [INFO] [stdout] 1ad7eb89dc1ab3f771d7c5ea5af2609a0cde9a29bfd912254e20ff178b3ac7a4