java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3_false-unreach-call.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd0241 [2018-11-18 07:54:20,779 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 07:54:20,781 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 07:54:20,793 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 07:54:20,793 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 07:54:20,794 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 07:54:20,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 07:54:20,798 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 07:54:20,799 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 07:54:20,800 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 07:54:20,801 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 07:54:20,801 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 07:54:20,802 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 07:54:20,803 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 07:54:20,804 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 07:54:20,805 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 07:54:20,806 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 07:54:20,808 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 07:54:20,810 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 07:54:20,812 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 07:54:20,813 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 07:54:20,814 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 07:54:20,817 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-18 07:54:20,828 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 [2018-11-18 07:54:20,844 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 07:54:20,844 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 07:54:20,845 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 07:54:20,845 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 07:54:20,846 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 07:54:20,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 07:54:20,846 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 07:54:20,846 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 07:54:20,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 07:54:20,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 07:54:20,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 07:54:20,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 07:54:20,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 07:54:20,848 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 07:54:20,848 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 07:54:20,848 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 07:54:20,848 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 07:54:20,848 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 07:54:20,849 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 07:54:20,849 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 07:54:20,849 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 07:54:20,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 07:54:20,849 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 07:54:20,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 07:54:20,850 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 07:54:20,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 07:54:20,850 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 07:54:20,850 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 07:54:20,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 07:54:20,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 07:54:20,851 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 07:54:20,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 07:54:20,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 07:54:20,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 07:54:20,928 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 07:54:20,928 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 07:54:20,929 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3_false-unreach-call.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2018-11-18 07:54:20,994 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b0bcab68/70daa3f3581f442f8da4f794cddd1605/FLAG7cfd3b17b [2018-11-18 07:54:21,512 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 07:54:21,513 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3_false-unreach-call.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2018-11-18 07:54:21,527 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b0bcab68/70daa3f3581f442f8da4f794cddd1605/FLAG7cfd3b17b [2018-11-18 07:54:21,796 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b0bcab68/70daa3f3581f442f8da4f794cddd1605 [2018-11-18 07:54:21,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 07:54:21,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-18 07:54:21,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 07:54:21,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 07:54:21,816 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 07:54:21,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:54:21" (1/1) ... [2018-11-18 07:54:21,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0c0e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:21, skipping insertion in model container [2018-11-18 07:54:21,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:54:21" (1/1) ... [2018-11-18 07:54:21,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 07:54:21,918 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 07:54:22,285 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 07:54:22,305 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 07:54:22,440 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 07:54:22,469 INFO L195 MainTranslator]: Completed translation [2018-11-18 07:54:22,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22 WrapperNode [2018-11-18 07:54:22,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 07:54:22,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 07:54:22,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 07:54:22,471 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 07:54:22,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (1/1) ... [2018-11-18 07:54:22,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 07:54:22,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 07:54:22,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 07:54:22,641 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 07:54:22,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:54:22" (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 [2018-11-18 07:54:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 07:54:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 07:54:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 07:54:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 07:54:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-18 07:54:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-18 07:54:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-18 07:54:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 07:54:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-18 07:54:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-18 07:54:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-18 07:54:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-18 07:54:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-18 07:54:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-18 07:54:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-18 07:54:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 07:54:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 07:54:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 07:54:24,979 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 07:54:24,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:54:24 BoogieIcfgContainer [2018-11-18 07:54:24,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 07:54:24,983 INFO L168 Benchmark]: Toolchain (without parser) took 3175.86 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 740.8 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -702.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. [2018-11-18 07:54:24,985 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-18 07:54:24,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.62 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-11-18 07:54:24,986 INFO L168 Benchmark]: Boogie Preprocessor took 169.71 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 740.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -823.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2018-11-18 07:54:24,987 INFO L168 Benchmark]: RCFGBuilder took 2340.29 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 99.5 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. [2018-11-18 07:54:24,991 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.62 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 169.71 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 740.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -823.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2340.29 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 99.5 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...