/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-mthreaded/rekh_ctm.1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-11640d2-m [2023-12-06 21:06:47,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-06 21:06:47,161 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 21:06:47,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-06 21:06:47,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-06 21:06:47,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-06 21:06:47,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-06 21:06:47,221 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-06 21:06:47,221 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-06 21:06:47,221 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-06 21:06:47,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-06 21:06:47,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-06 21:06:47,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-06 21:06:47,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-06 21:06:47,231 INFO L153 SettingsManager]: * Use SBE=true [2023-12-06 21:06:47,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-06 21:06:47,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-06 21:06:47,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-06 21:06:47,232 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-06 21:06:47,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-06 21:06:47,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-06 21:06:47,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-06 21:06:47,246 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-06 21:06:47,246 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-06 21:06:47,246 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-06 21:06:47,247 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-06 21:06:47,247 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-06 21:06:47,247 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-06 21:06:47,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-06 21:06:47,248 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-06 21:06:47,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-06 21:06:47,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-06 21:06:47,248 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-06 21:06:47,249 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-06 21:06:47,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-06 21:06:47,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-06 21:06:47,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-06 21:06:47,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-06 21:06:47,251 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-06 21:06:47,251 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-06 21:06:47,252 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-06 21:06:47,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-06 21:06:47,273 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-06 21:06:47,273 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-06 21:06:47,273 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-06 21:06:47,275 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-06 21:06:47,275 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-06 21:06:47,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-06 21:06:47,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-06 21:06:47,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-06 21:06:47,592 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-06 21:06:47,633 INFO L274 PluginConnector]: CDTParser initialized [2023-12-06 21:06:47,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_ctm.1.c [2023-12-06 21:06:50,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-06 21:06:51,063 INFO L384 CDTParser]: Found 1 translation units. [2023-12-06 21:06:51,063 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_ctm.1.c [2023-12-06 21:06:51,151 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cb0cd244/33b1c0d8aa4f4f5f8de04d33c5fe77cc/FLAG37355b6cf [2023-12-06 21:06:51,173 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cb0cd244/33b1c0d8aa4f4f5f8de04d33c5fe77cc [2023-12-06 21:06:51,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-06 21:06:51,176 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-06 21:06:51,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-06 21:06:51,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-06 21:06:51,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-06 21:06:51,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:06:51" (1/1) ... [2023-12-06 21:06:51,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf3336f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:51, skipping insertion in model container [2023-12-06 21:06:51,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:06:51" (1/1) ... [2023-12-06 21:06:51,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-06 21:06:51,604 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-mthreaded/rekh_ctm.1.c[1868,1881] [2023-12-06 21:06:52,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:06:52,464 INFO L202 MainTranslator]: Completed pre-run [2023-12-06 21:06:52,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok1.i","-S") [42] [2023-12-06 21:06:52,479 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-mthreaded/rekh_ctm.1.c[1868,1881] [2023-12-06 21:06:53,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:06:53,319 INFO L206 MainTranslator]: Completed translation [2023-12-06 21:06:53,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53 WrapperNode [2023-12-06 21:06:53,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-06 21:06:53,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-06 21:06:53,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-06 21:06:53,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-06 21:06:53,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:53,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:54,318 INFO L138 Inliner]: procedures = 105, calls = 2727, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8375 [2023-12-06 21:06:54,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-06 21:06:54,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-06 21:06:54,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-06 21:06:54,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-06 21:06:54,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:54,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:54,421 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:54,602 INFO L175 MemorySlicer]: Split 2332 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46]. 4 percent of accesses are in the largest equivalence class. The 338 initializations are split as follows [2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]. The 402 writes are split as follows [0, 7, 7, 7, 7, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6]. [2023-12-06 21:06:54,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:54,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:55,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:55,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:55,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:55,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:53" (1/1) ... [2023-12-06 21:06:55,377 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-06 21:06:55,379 INFO L158 Benchmark]: Toolchain (without parser) took 4202.14ms. Allocated memory was 60.9MB in the beginning and 96.5MB in the end (delta: 35.6MB). Free memory was 29.9MB in the beginning and 18.0MB in the end (delta: 11.9MB). Peak memory consumption was 58.9MB. Max. memory is 3.9GB. [2023-12-06 21:06:55,380 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.9MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-06 21:06:55,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2142.13ms. Allocated memory is still 60.9MB. Free memory was 29.8MB in the beginning and 13.1MB in the end (delta: 16.7MB). Peak memory consumption was 24.5MB. Max. memory is 3.9GB. [2023-12-06 21:06:55,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 1000.53ms. Allocated memory was 60.9MB in the beginning and 96.5MB in the end (delta: 35.6MB). Free memory was 13.1MB in the beginning and 40.8MB in the end (delta: -27.7MB). Peak memory consumption was 27.2MB. Max. memory is 3.9GB. [2023-12-06 21:06:55,381 INFO L158 Benchmark]: Boogie Preprocessor took 1051.66ms. Allocated memory is still 96.5MB. Free memory was 40.8MB in the beginning and 18.0MB in the end (delta: 22.8MB). Peak memory consumption was 34.2MB. Max. memory is 3.9GB. [2023-12-06 21:06:55,383 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 0.20ms. Allocated memory is still 60.9MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 2142.13ms. Allocated memory is still 60.9MB. Free memory was 29.8MB in the beginning and 13.1MB in the end (delta: 16.7MB). Peak memory consumption was 24.5MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 1000.53ms. Allocated memory was 60.9MB in the beginning and 96.5MB in the end (delta: 35.6MB). Free memory was 13.1MB in the beginning and 40.8MB in the end (delta: -27.7MB). Peak memory consumption was 27.2MB. Max. memory is 3.9GB. * Boogie Preprocessor took 1051.66ms. Allocated memory is still 96.5MB. Free memory was 40.8MB in the beginning and 18.0MB in the end (delta: 22.8MB). Peak memory consumption was 34.2MB. Max. memory is 3.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 42]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok1.i","-S") [42] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...