/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BIN-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-pthread/cs_read_write_lock-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-11640d2-m [2023-12-06 21:10:40,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-06 21:10:40,220 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-06 21:10:40,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-06 21:10:40,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-06 21:10:40,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-06 21:10:40,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-06 21:10:40,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-06 21:10:40,269 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-06 21:10:40,270 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-06 21:10:40,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-06 21:10:40,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-06 21:10:40,271 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-06 21:10:40,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-06 21:10:40,272 INFO L153 SettingsManager]: * Use SBE=true [2023-12-06 21:10:40,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-06 21:10:40,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-06 21:10:40,273 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-06 21:10:40,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-06 21:10:40,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-06 21:10:40,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-06 21:10:40,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-06 21:10:40,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-06 21:10:40,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-06 21:10:40,289 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-06 21:10:40,289 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-06 21:10:40,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-06 21:10:40,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-06 21:10:40,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-06 21:10:40,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-06 21:10:40,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-06 21:10:40,291 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-06 21:10:40,292 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-06 21:10:40,292 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-06 21:10:40,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-06 21:10:40,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-06 21:10:40,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-06 21:10:40,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-06 21:10:40,294 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-06 21:10:40,294 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-06 21:10:40,295 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-06 21:10:40,303 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-06 21:10:40,303 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-06 21:10:40,304 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-06 21:10:40,304 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-06 21:10:40,304 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-06 21:10:40,305 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-06 21:10:40,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-06 21:10:40,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-06 21:10:40,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-06 21:10:40,750 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-06 21:10:40,751 INFO L274 PluginConnector]: CDTParser initialized [2023-12-06 21:10:40,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_read_write_lock-2.i [2023-12-06 21:10:43,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-06 21:10:44,063 INFO L384 CDTParser]: Found 1 translation units. [2023-12-06 21:10:44,063 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-pthread/cs_read_write_lock-2.i [2023-12-06 21:10:44,085 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec5e0951a/b9c1423bcadb4a25b96f36393ab56595/FLAG7441d9656 [2023-12-06 21:10:44,106 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec5e0951a/b9c1423bcadb4a25b96f36393ab56595 [2023-12-06 21:10:44,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-06 21:10:44,110 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-06 21:10:44,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-06 21:10:44,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-06 21:10:44,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-06 21:10:44,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:10:44" (1/1) ... [2023-12-06 21:10:44,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed36618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:44, skipping insertion in model container [2023-12-06 21:10:44,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:10:44" (1/1) ... [2023-12-06 21:10:44,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-06 21:10:44,807 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2023-12-06 21:10:45,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:10:45,110 INFO L202 MainTranslator]: Completed pre-run [2023-12-06 21:10:45,214 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2023-12-06 21:10:45,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:10:45,487 INFO L206 MainTranslator]: Completed translation [2023-12-06 21:10:45,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45 WrapperNode [2023-12-06 21:10:45,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-06 21:10:45,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-06 21:10:45,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-06 21:10:45,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-06 21:10:45,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:45,577 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:45,743 INFO L138 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 547 [2023-12-06 21:10:45,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-06 21:10:45,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-06 21:10:45,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-06 21:10:45,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-06 21:10:45,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:45,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:45,785 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:45,892 INFO L175 MemorySlicer]: Split 136 memory accesses to 18 slices as follows [2, 2, 2, 12, 12, 21, 11, 2, 8, 6, 10, 13, 7, 8, 0, 8, 2, 10]. 15 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 0, 0, 5, 5, 0, 0, 0, 2, 0, 0, 2, 2, 2, 0, 2, 0, 0]. The 41 writes are split as follows [0, 0, 0, 2, 2, 13, 6, 0, 3, 2, 0, 5, 2, 3, 0, 3, 0, 0]. [2023-12-06 21:10:45,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:45,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:46,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:46,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:46,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:46,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:10:45" (1/1) ... [2023-12-06 21:10:46,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-06 21:10:46,104 INFO L158 Benchmark]: Toolchain (without parser) took 1993.82ms. Allocated memory is still 60.9MB. Free memory was 26.0MB in the beginning and 33.0MB in the end (delta: -7.0MB). Peak memory consumption was 8.3MB. Max. memory is 3.9GB. [2023-12-06 21:10:46,105 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.9MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-06 21:10:46,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1388.48ms. Allocated memory is still 60.9MB. Free memory was 25.7MB in the beginning and 24.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.5MB. Max. memory is 3.9GB. [2023-12-06 21:10:46,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.41ms. Allocated memory is still 60.9MB. Free memory was 23.7MB in the beginning and 34.0MB in the end (delta: -10.3MB). Peak memory consumption was 3.2MB. Max. memory is 3.9GB. [2023-12-06 21:10:46,106 INFO L158 Benchmark]: Boogie Preprocessor took 357.91ms. Allocated memory is still 60.9MB. Free memory was 34.0MB in the beginning and 33.3MB in the end (delta: 667.8kB). Peak memory consumption was 16.3MB. Max. memory is 3.9GB. [2023-12-06 21:10:46,109 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.9MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 1388.48ms. Allocated memory is still 60.9MB. Free memory was 25.7MB in the beginning and 24.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.5MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 242.41ms. Allocated memory is still 60.9MB. Free memory was 23.7MB in the beginning and 34.0MB in the end (delta: -10.3MB). Peak memory consumption was 3.2MB. Max. memory is 3.9GB. * Boogie Preprocessor took 357.91ms. Allocated memory is still 60.9MB. Free memory was 34.0MB in the beginning and 33.3MB in the end (delta: 667.8kB). Peak memory consumption was 16.3MB. Max. memory is 3.9GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...