[INFO] crate no_deadlocks 1.0.0 is already in cache [INFO] testing no_deadlocks-1.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate no_deadlocks 1.0.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate no_deadlocks 1.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate no_deadlocks 1.0.0 [INFO] finished tweaking crates.io crate no_deadlocks 1.0.0 [INFO] tweaked toml for crates.io crate no_deadlocks 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e382331a46ad4718bb38830d772f94faa751c33322e9dfbd788671bea30cb10a [INFO] running `"docker" "start" "-a" "e382331a46ad4718bb38830d772f94faa751c33322e9dfbd788671bea30cb10a"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling vector-map v0.5.1 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling backtrace v0.3.46 [INFO] [stderr] Compiling no_deadlocks v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.74s [INFO] running `"docker" "inspect" "e382331a46ad4718bb38830d772f94faa751c33322e9dfbd788671bea30cb10a"` [INFO] running `"docker" "rm" "-f" "e382331a46ad4718bb38830d772f94faa751c33322e9dfbd788671bea30cb10a"` [INFO] [stdout] e382331a46ad4718bb38830d772f94faa751c33322e9dfbd788671bea30cb10a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c783286fe70fb6df6ae41ab33f92f7b6b5c2d151f46a2b7550a12bd0221bb8d5 [INFO] running `"docker" "start" "-a" "c783286fe70fb6df6ae41ab33f92f7b6b5c2d151f46a2b7550a12bd0221bb8d5"` [INFO] [stderr] Compiling no_deadlocks v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.18s [INFO] running `"docker" "inspect" "c783286fe70fb6df6ae41ab33f92f7b6b5c2d151f46a2b7550a12bd0221bb8d5"` [INFO] running `"docker" "rm" "-f" "c783286fe70fb6df6ae41ab33f92f7b6b5c2d151f46a2b7550a12bd0221bb8d5"` [INFO] [stdout] c783286fe70fb6df6ae41ab33f92f7b6b5c2d151f46a2b7550a12bd0221bb8d5 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 601cff4ce007ea5af4bb8d7fd250bde8f800a2dfcbd693ecfcc724d264754816 [INFO] running `"docker" "start" "-a" "601cff4ce007ea5af4bb8d7fd250bde8f800a2dfcbd693ecfcc724d264754816"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/no_deadlocks-c0f437cc52b30941 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test graphs::graph_loop_detection ... ok [INFO] [stderr] =========== REPORT START =========== [INFO] [stderr] A reentrance has been attempted, but `std::sync`'s locks are not reentrant. This results in a deadlock. dependence cycle: [Thread(ThreadId(3)), Lock(0)] [INFO] [stderr] Lock taken at: [INFO] [stderr] 0: as core::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stderr] std::panicking::try::do_call [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stderr] std::panicking::try [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stderr] std::panic::catch_unwind [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stderr] test::run_test_in_process [INFO] [stderr] at src/libtest/lib.rs:541 [INFO] [stderr] test::run_test::run_test_inner::{{closure}} [INFO] [stderr] at src/libtest/lib.rs:450 [INFO] [stderr] 1: std::sys_common::backtrace::__rust_begin_short_backtrace [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 2: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}} [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stderr] as core::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stderr] std::panicking::try::do_call [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stderr] std::panicking::try [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stderr] std::panic::catch_unwind [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stderr] std::thread::Builder::spawn_unchecked::{{closure}} [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stderr] core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stderr] 3: as core::ops::function::FnOnce>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] 4: as core::ops::function::FnOnce>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] std::sys::unix::thread::Thread::new::thread_start [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 5: start_thread [INFO] [stderr] 6: __clone [INFO] [stderr] [INFO] [stderr] Reentrace at: [INFO] [stderr] 0: as core::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stderr] std::panicking::try::do_call [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stderr] std::panicking::try [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stderr] std::panic::catch_unwind [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stderr] test::run_test_in_process [INFO] [stderr] at src/libtest/lib.rs:541 [INFO] [stderr] test::run_test::run_test_inner::{{closure}} [INFO] [stderr] at src/libtest/lib.rs:450 [INFO] [stderr] 1: std::sys_common::backtrace::__rust_begin_short_backtrace [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 2: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}} [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stderr] as core::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stderr] std::panicking::try::do_call [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stderr] std::panicking::try [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stderr] std::panic::catch_unwind [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stderr] std::thread::Builder::spawn_unchecked::{{closure}} [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stderr] core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stderr] 3: as core::ops::function::FnOnce>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] 4: as core::ops::function::FnOnce>::call_once [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] std::sys::unix::thread::Thread::new::thread_start [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 5: start_thread [INFO] [stderr] 6: __clone [INFO] [stderr] [INFO] [stderr] =========== REPORT END =========== [INFO] [stderr] [INFO] [stderr] =========== REPORT START =========== [INFO] [stdout] test lock_manager::without_deadlock ... ok [INFO] [stderr] A reentrance has been attempted, but `std::sync`'s locks are not reentrant. This results in a deadlock. dependence cycle: [Thread(ThreadId(7)), Lock(2)] [INFO] [stderr] thread '' panicked at 'called `Option::unwrap()` on a `None` value', src/lock_manager.rs:212:54 [INFO] [stderr] stack backtrace: [INFO] [stdout] test lock_manager::reentrance_detection ... ok [INFO] [stderr] 0: 0x56284b88ba34 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x56284b88ba34 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56284b88ba34 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x56284b88ba34 - ::fmt::h7729313ad2d729c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56284b8b474c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x56284b8884c3 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x56284b88e305 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x56284b88e305 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56284b88e305 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x56284b88e042 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x56284b88e962 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x56284b88e54b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x56284b8b3171 - core::panicking::panic_fmt::hc5953a7331f9805c [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x56284b8b30bd - core::panicking::panic::hbfb03ddd2cbb509e [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 14: 0x56284b8030b8 - core::option::Option::unwrap::he543047b5c5f52ba [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/macros/mod.rs:34 [INFO] [stderr] 15: 0x56284b7f2d62 - no_deadlocks::lock_manager::LockManager::handle_deadlock::h586669eefe157f73 [INFO] [stderr] at src/lock_manager.rs:212 [INFO] [stderr] 16: 0x56284b7f2306 - no_deadlocks::lock_manager::LockManager::analyse::hdf3ab21deb6bc353 [INFO] [stderr] at src/lock_manager.rs:185 [INFO] [stderr] 17: 0x56284b806d36 - no_deadlocks::mutex::Mutex::lock::hc8eab116dc703133 [INFO] [stderr] at src/mutex.rs:79 [INFO] [stderr] 18: 0x56284b7f45ff - no_deadlocks::lock_manager::with_deadlock::{{closure}}::h254423bad66f2c0d [INFO] [stderr] at src/lock_manager.rs:262 [INFO] [stderr] 19: 0x56284b7fd903 - std::sys_common::backtrace::__rust_begin_short_backtrace::hfa5d3fcd347db642 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 20: 0x56284b7f9303 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h279bcb3c60f678cc [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stderr] 21: 0x56284b7e9b53 - as core::ops::function::FnOnce<()>>::call_once::h538dcbe43aacd310 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stderr] 22: 0x56284b7ed0eb - std::panicking::try::do_call::h716a7a30b5cd444c [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stderr] 23: 0x56284b7edc9d - __rust_try [INFO] [stderr] 24: 0x56284b7ed040 - std::panicking::try::hd0ed745a0e669602 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stderr] 25: 0x56284b7e9f73 - std::panic::catch_unwind::h81a738a2de3a7c3d [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stderr] 26: 0x56284b7f8e1c - std::thread::Builder::spawn_unchecked::{{closure}}::h2eb345e16b5c4c96 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stderr] 27: 0x56284b8040fe - core::ops::function::FnOnce::call_once{{vtable.shim}}::had1081583c12f3f2 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stderr] 28: 0x56284b881adf - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] 29: 0x56284b8951c3 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] 30: 0x56284b8951c3 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 31: 0x7f672507e6db - start_thread [INFO] [stderr] 32: 0x7f672575588f - __clone [INFO] [stderr] 33: 0x0 - [INFO] [stdout] test lock_manager::with_deadlock ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- lock_manager::with_deadlock stdout ---- [INFO] [stdout] note: test did not panic as expected [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] lock_manager::with_deadlock [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "601cff4ce007ea5af4bb8d7fd250bde8f800a2dfcbd693ecfcc724d264754816"` [INFO] running `"docker" "rm" "-f" "601cff4ce007ea5af4bb8d7fd250bde8f800a2dfcbd693ecfcc724d264754816"` [INFO] [stdout] 601cff4ce007ea5af4bb8d7fd250bde8f800a2dfcbd693ecfcc724d264754816