[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 try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] e43ae52edbb818f687ab43ccb810580a54c14d051df8193afa61fe6d897dcae4 [INFO] running `"docker" "start" "-a" "e43ae52edbb818f687ab43ccb810580a54c14d051df8193afa61fe6d897dcae4"` [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 1.55s [INFO] running `"docker" "inspect" "e43ae52edbb818f687ab43ccb810580a54c14d051df8193afa61fe6d897dcae4"` [INFO] running `"docker" "rm" "-f" "e43ae52edbb818f687ab43ccb810580a54c14d051df8193afa61fe6d897dcae4"` [INFO] [stdout] e43ae52edbb818f687ab43ccb810580a54c14d051df8193afa61fe6d897dcae4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 53bf4d9ca8763ed98d5025737cc28de6dc768369f4e1129ae01d07d4e947d17c [INFO] running `"docker" "start" "-a" "53bf4d9ca8763ed98d5025737cc28de6dc768369f4e1129ae01d07d4e947d17c"` [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 2.74s [INFO] running `"docker" "inspect" "53bf4d9ca8763ed98d5025737cc28de6dc768369f4e1129ae01d07d4e947d17c"` [INFO] running `"docker" "rm" "-f" "53bf4d9ca8763ed98d5025737cc28de6dc768369f4e1129ae01d07d4e947d17c"` [INFO] [stdout] 53bf4d9ca8763ed98d5025737cc28de6dc768369f4e1129ae01d07d4e947d17c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] acc2776e855e272b84ea6055f1309403d863a08ff82e8f915a378a37151bddc9 [INFO] running `"docker" "start" "-a" "acc2776e855e272b84ea6055f1309403d863a08ff82e8f915a378a37151bddc9"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/ffi_helpers-013aae7a220c7eea [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test error_handling::tests::get_the_last_error_messages_length ... 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] [stdout] test nullable::tests::can_detect_null_pointers ... 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 error_handling::tests::take_the_last_error ... ok [INFO] [stdout] test task::tests::use_the_c_api ... ok [INFO] [stderr] thread '' panicked at 'Oops', src/task.rs:542:13 [INFO] [stdout] test panic::tests::able_to_catch_panics_and_recover_the_panic_message ... ok [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556e361954e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x556e3619118b - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stderr] 2: 0x556e36194116 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 3: 0x556e36193e94 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 4: 0x556e36194820 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stderr] 5: 0x556e36165527 - std[698b411d1b74fcff]::panicking::begin_panic::<&str> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:412 [INFO] [stderr] 6: 0x556e3610f344 - ::run [INFO] [stderr] at src/task.rs:542 [INFO] [stderr] 7: 0x556e360f5f2c - >::spawn::::{closure#0}::{closure#0} [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 8: 0x556e360f7ce5 - std[698b411d1b74fcff]::panicking::try::do_call::<>::spawn::{closure#0}::{closure#0}, core[b849d6d0cd70c3a8]::result::Result<(), failure[2176aa52ea4768b7]::error::Error>> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stderr] 9: 0x556e36197a49 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 10: 0x556e360f7f00 - std[698b411d1b74fcff]::panicking::try::, >::spawn::{closure#0}::{closure#0}> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stderr] 11: 0x556e3611b42a - std[698b411d1b74fcff]::panic::catch_unwind::<>::spawn::{closure#0}::{closure#0}, core[b849d6d0cd70c3a8]::result::Result<(), failure[2176aa52ea4768b7]::error::Error>> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stderr] 12: 0x556e360f525a - ffi_helpers[e3104a408048412]::panic::catch_panic::<(), >::spawn::{closure#0}::{closure#0}> [INFO] [stderr] at src/panic.rs:42 [INFO] [stderr] 13: 0x556e360f6203 - >::spawn::::{closure#0} [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 14: 0x556e361026a7 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<>::spawn::{closure#0}, ()> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stderr] 15: 0x556e361169e4 - ::spawn_unchecked::<>::spawn::{closure#0}, ()>::{closure#0}::{closure#0} [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stderr] 16: 0x556e3611d747 - ::spawn_unchecked<>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}> as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stderr] 17: 0x556e360f7c4f - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked<>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stderr] 18: 0x556e36197a49 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 19: 0x556e360f822f - std[698b411d1b74fcff]::panicking::try::<(), std[698b411d1b74fcff]::panic::AssertUnwindSafe<::spawn_unchecked<>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}>> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stderr] 20: 0x556e3611b3c7 - std[698b411d1b74fcff]::panic::catch_unwind::::spawn_unchecked<>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stderr] 21: 0x556e361167c1 - ::spawn_unchecked::<>::spawn::{closure#0}, ()>::{closure#0} [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stderr] 22: 0x556e3611730f - <::spawn_unchecked<>::spawn::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stderr] 23: 0x556e361971fd - ::new::thread_start [INFO] [stderr] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/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: 0x7fdd68eee493 - start_thread [INFO] [stderr] 25: 0x7fdd68a19ace - __clone [INFO] [stderr] 26: 0x0 - [INFO] [stdout] test task::tests::task_can_catch_panic_messages ... ok [INFO] [stdout] test task::tests::spawn_a_task ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests ffi_helpers [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 73) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 119) ... 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" "acc2776e855e272b84ea6055f1309403d863a08ff82e8f915a378a37151bddc9"` [INFO] running `"docker" "rm" "-f" "acc2776e855e272b84ea6055f1309403d863a08ff82e8f915a378a37151bddc9"` [INFO] [stdout] acc2776e855e272b84ea6055f1309403d863a08ff82e8f915a378a37151bddc9