java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-18 13:25:55,816 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-18 13:25:55,818 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-18 13:25:55,829 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-18 13:25:55,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-18 13:25:55,831 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-18 13:25:55,832 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-18 13:25:55,834 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-18 13:25:55,836 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-18 13:25:55,836 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-18 13:25:55,837 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-18 13:25:55,838 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-18 13:25:55,839 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-18 13:25:55,840 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-18 13:25:55,841 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-18 13:25:55,842 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-18 13:25:55,843 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-18 13:25:55,844 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-18 13:25:55,847 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-18 13:25:55,849 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-18 13:25:55,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-18 13:25:55,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-18 13:25:55,854 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-18 13:25:55,854 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-18 13:25:55,855 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-18 13:25:55,856 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-18 13:25:55,856 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-18 13:25:55,857 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-18 13:25:55,858 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-18 13:25:55,858 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-18 13:25:55,859 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-18 13:25:55,860 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-18 13:25:55,861 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-18 13:25:55,862 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-18 13:25:55,863 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-18 13:25:55,863 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-18 13:25:55,863 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-18 13:25:55,864 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-18 13:25:55,865 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-18 13:25:55,865 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-18 13:25:55,881 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-18 13:25:55,881 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-18 13:25:55,882 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-18 13:25:55,882 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-18 13:25:55,883 INFO L133 SettingsManager]: * Use SBE=true [2019-03-18 13:25:55,883 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-18 13:25:55,883 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-18 13:25:55,883 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-18 13:25:55,884 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-18 13:25:55,884 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-18 13:25:55,884 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-18 13:25:55,884 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-18 13:25:55,884 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-18 13:25:55,885 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-18 13:25:55,885 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-18 13:25:55,885 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-18 13:25:55,885 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-18 13:25:55,885 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-18 13:25:55,886 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-18 13:25:55,886 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-18 13:25:55,886 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-18 13:25:55,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-18 13:25:55,886 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-18 13:25:55,887 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-18 13:25:55,887 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-18 13:25:55,887 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-18 13:25:55,887 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-18 13:25:55,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-18 13:25:55,888 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-18 13:25:55,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-18 13:25:55,948 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-18 13:25:55,960 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-18 13:25:55,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-18 13:25:55,962 INFO L276 PluginConnector]: CDTParser initialized [2019-03-18 13:25:55,963 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c [2019-03-18 13:25:56,030 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b70369e7/7c681f612bea4bcda7c352e87665bd0b/FLAG3c05b9792 [2019-03-18 13:25:56,860 INFO L307 CDTParser]: Found 1 translation units. [2019-03-18 13:25:56,860 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c [2019-03-18 13:25:56,907 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b70369e7/7c681f612bea4bcda7c352e87665bd0b/FLAG3c05b9792 [2019-03-18 13:25:57,358 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b70369e7/7c681f612bea4bcda7c352e87665bd0b [2019-03-18 13:25:57,370 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-18 13:25:57,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-18 13:25:57,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-18 13:25:57,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-18 13:25:57,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-18 13:25:57,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 01:25:57" (1/1) ... [2019-03-18 13:25:57,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@407eb281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:25:57, skipping insertion in model container [2019-03-18 13:25:57,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 01:25:57" (1/1) ... [2019-03-18 13:25:57,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-18 13:25:57,696 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-18 13:25:59,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-18 13:25:59,261 INFO L191 MainTranslator]: Completed pre-run [2019-03-18 13:26:00,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-18 13:26:00,912 INFO L195 MainTranslator]: Completed translation [2019-03-18 13:26:00,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00 WrapperNode [2019-03-18 13:26:00,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-18 13:26:00,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-18 13:26:00,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-18 13:26:00,915 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-18 13:26:00,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:01,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:06,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-18 13:26:06,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-18 13:26:06,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-18 13:26:06,379 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-18 13:26:06,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:06,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:06,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:06,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:08,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:11,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:12,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... [2019-03-18 13:26:12,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-18 13:26:12,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-18 13:26:12,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-18 13:26:12,441 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-18 13:26:12,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-18 13:26:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_U32 [2019-03-18 13:26:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-18 13:26:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_S8 [2019-03-18 13:26:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-03-18 13:26:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-03-18 13:26:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-03-18 13:26:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-18 13:26:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-18 13:26:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start Received shutdown request... [2019-03-18 13:26:49,989 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder. Reason: Timeout or Toolchain cancelled by user [2019-03-18 13:26:49,991 INFO L168 Benchmark]: Toolchain (without parser) took 52620.76 ms. Allocated memory was 115.3 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 44.1 MB in the beginning and 451.9 MB in the end (delta: -407.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2019-03-18 13:26:49,993 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 115.3 MB. Free memory is still 81.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2019-03-18 13:26:49,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3540.96 ms. Allocated memory was 115.3 MB in the beginning and 322.4 MB in the end (delta: 207.1 MB). Free memory was 44.1 MB in the beginning and 147.9 MB in the end (delta: -103.8 MB). Peak memory consumption was 189.9 MB. Max. memory is 3.6 GB. [2019-03-18 13:26:49,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 5464.02 ms. Allocated memory was 322.4 MB in the beginning and 759.7 MB in the end (delta: 437.3 MB). Free memory was 147.9 MB in the beginning and 311.5 MB in the end (delta: -163.7 MB). Peak memory consumption was 376.1 MB. Max. memory is 3.6 GB. [2019-03-18 13:26:49,996 INFO L168 Benchmark]: Boogie Preprocessor took 6062.07 ms. Allocated memory was 759.7 MB in the beginning and 934.3 MB in the end (delta: 174.6 MB). Free memory was 311.5 MB in the beginning and 387.6 MB in the end (delta: -76.1 MB). Peak memory consumption was 336.6 MB. Max. memory is 3.6 GB. [2019-03-18 13:26:49,997 INFO L168 Benchmark]: RCFGBuilder took 37549.36 ms. Allocated memory was 934.3 MB in the beginning and 1.3 GB in the end (delta: 363.3 MB). Free memory was 387.6 MB in the beginning and 451.9 MB in the end (delta: -64.3 MB). Peak memory consumption was 557.3 MB. Max. memory is 3.6 GB. [2019-03-18 13:26:50,003 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 115.3 MB. Free memory is still 81.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * CACSL2BoogieTranslator took 3540.96 ms. Allocated memory was 115.3 MB in the beginning and 322.4 MB in the end (delta: 207.1 MB). Free memory was 44.1 MB in the beginning and 147.9 MB in the end (delta: -103.8 MB). Peak memory consumption was 189.9 MB. Max. memory is 3.6 GB. * Boogie Procedure Inliner took 5464.02 ms. Allocated memory was 322.4 MB in the beginning and 759.7 MB in the end (delta: 437.3 MB). Free memory was 147.9 MB in the beginning and 311.5 MB in the end (delta: -163.7 MB). Peak memory consumption was 376.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 6062.07 ms. Allocated memory was 759.7 MB in the beginning and 934.3 MB in the end (delta: 174.6 MB). Free memory was 311.5 MB in the beginning and 387.6 MB in the end (delta: -76.1 MB). Peak memory consumption was 336.6 MB. Max. memory is 3.6 GB. * RCFGBuilder took 37549.36 ms. Allocated memory was 934.3 MB in the beginning and 1.3 GB in the end (delta: 363.3 MB). Free memory was 387.6 MB in the beginning and 451.9 MB in the end (delta: -64.3 MB). Peak memory consumption was 557.3 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder) Toolchain cancelled while XnfDer was eliminating 1 quantified variables from 2 xjuncts. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown