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_floodmax.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-15 19:48:11,815 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 19:48:11,818 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 19:48:11,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 19:48:11,831 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 19:48:11,832 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 19:48:11,833 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 19:48:11,835 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 19:48:11,837 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 19:48:11,838 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 19:48:11,839 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 19:48:11,840 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 19:48:11,841 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 19:48:11,842 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 19:48:11,843 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 19:48:11,844 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 19:48:11,845 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 19:48:11,847 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 19:48:11,849 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 19:48:11,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 19:48:11,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 19:48:11,853 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 19:48:11,856 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 19:48:11,856 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 19:48:11,856 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 19:48:11,857 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 19:48:11,858 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 19:48:11,859 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 19:48:11,860 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 19:48:11,861 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 19:48:11,861 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 19:48:11,862 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 19:48:11,862 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 19:48:11,862 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 19:48:11,863 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 19:48:11,864 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 19:48:11,864 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 [2018-11-15 19:48:11,879 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 19:48:11,880 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 19:48:11,881 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 19:48:11,881 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 19:48:11,882 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 19:48:11,882 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 19:48:11,882 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 19:48:11,882 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 19:48:11,883 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 19:48:11,883 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 19:48:11,883 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 19:48:11,883 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 19:48:11,883 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 19:48:11,884 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 19:48:11,884 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 19:48:11,884 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 19:48:11,884 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 19:48:11,884 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 19:48:11,885 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 19:48:11,885 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 19:48:11,885 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 19:48:11,885 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 19:48:11,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 19:48:11,886 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 19:48:11,886 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 19:48:11,886 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 19:48:11,886 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 19:48:11,886 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 19:48:11,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 19:48:11,887 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 19:48:11,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 19:48:11,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 19:48:11,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 19:48:11,963 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 19:48:11,964 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 19:48:11,965 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2018-11-15 19:48:12,029 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70ef21b0/c5fab619dbad4f6abf5f121d3e4bc6f1/FLAGcee74141c [2018-11-15 19:48:12,731 INFO L304 CDTParser]: Found 1 translation units. [2018-11-15 19:48:12,731 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2018-11-15 19:48:12,760 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70ef21b0/c5fab619dbad4f6abf5f121d3e4bc6f1/FLAGcee74141c [2018-11-15 19:48:12,865 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70ef21b0/c5fab619dbad4f6abf5f121d3e4bc6f1 [2018-11-15 19:48:12,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 19:48:12,877 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 19:48:12,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 19:48:12,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 19:48:12,882 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 19:48:12,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:48:12" (1/1) ... [2018-11-15 19:48:12,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f29da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:12, skipping insertion in model container [2018-11-15 19:48:12,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:48:12" (1/1) ... [2018-11-15 19:48:12,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 19:48:13,066 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 19:48:14,458 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:48:14,473 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 19:48:15,234 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:48:15,421 INFO L195 MainTranslator]: Completed translation [2018-11-15 19:48:15,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15 WrapperNode [2018-11-15 19:48:15,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 19:48:15,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 19:48:15,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 19:48:15,423 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 19:48:15,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (1/1) ... [2018-11-15 19:48:15,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 19:48:15,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 19:48:15,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 19:48:15,643 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 19:48:15,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:15" (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 [2018-11-15 19:48:15,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 19:48:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 19:48:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 19:48:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 19:48:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 19:48:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-15 19:48:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-15 19:48:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-15 19:48:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-15 19:48:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-15 19:48:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-15 19:48:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-15 19:48:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-15 19:48:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-15 19:48:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-15 19:48:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-15 19:48:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-15 19:48:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 19:48:15,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 19:48:15,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 19:48:24,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 19:48:24,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:48:24 BoogieIcfgContainer [2018-11-15 19:48:24,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 19:48:24,043 INFO L168 Benchmark]: Toolchain (without parser) took 11167.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 875.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.9 MB). Peak memory consumption was 640.2 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:24,045 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-15 19:48:24,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2544.49 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 683.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -733.1 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:24,047 INFO L168 Benchmark]: Boogie Preprocessor took 219.25 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:24,048 INFO L168 Benchmark]: RCFGBuilder took 8398.62 ms. Allocated memory was 2.2 GB in the beginning and 2.3 GB in the end (delta: 191.9 MB). Free memory was 2.1 GB in the beginning and 2.2 GB in the end (delta: -81.9 MB). Peak memory consumption was 676.0 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:24,052 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 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2544.49 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 683.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -733.1 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 219.25 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8398.62 ms. Allocated memory was 2.2 GB in the beginning and 2.3 GB in the end (delta: 191.9 MB). Free memory was 2.1 GB in the beginning and 2.2 GB in the end (delta: -81.9 MB). Peak memory consumption was 676.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...