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.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-15 19:50:10,624 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 19:50:10,625 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 19:50:10,637 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 19:50:10,638 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 19:50:10,640 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 19:50:10,642 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 19:50:10,644 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 19:50:10,645 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 19:50:10,646 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 19:50:10,647 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 19:50:10,647 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 19:50:10,648 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 19:50:10,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 19:50:10,650 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 19:50:10,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 19:50:10,654 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 19:50:10,659 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 19:50:10,662 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 19:50:10,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 19:50:10,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 19:50:10,669 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 19:50:10,673 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-15 19:50:10,681 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 19:50:10,702 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 19:50:10,702 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 19:50:10,704 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 19:50:10,704 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 19:50:10,709 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 19:50:10,709 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 19:50:10,709 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 19:50:10,711 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 19:50:10,711 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 19:50:10,711 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 19:50:10,711 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 19:50:10,711 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 19:50:10,712 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 19:50:10,712 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 19:50:10,712 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 19:50:10,712 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 19:50:10,712 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 19:50:10,712 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 19:50:10,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 19:50:10,714 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 19:50:10,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 19:50:10,714 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 19:50:10,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 19:50:10,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 19:50:10,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 19:50:10,715 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 19:50:10,715 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 19:50:10,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 19:50:10,716 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 19:50:10,716 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 19:50:10,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 19:50:10,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 19:50:10,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 19:50:10,786 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 19:50:10,787 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 19:50:10,787 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3_false-unreach-call.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-15 19:50:10,853 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9439c4493/65722e06fde944b4a474458229b9c225/FLAG2e52a858a [2018-11-15 19:50:11,359 INFO L304 CDTParser]: Found 1 translation units. [2018-11-15 19:50:11,359 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3_false-unreach-call.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-15 19:50:11,373 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9439c4493/65722e06fde944b4a474458229b9c225/FLAG2e52a858a [2018-11-15 19:50:11,649 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9439c4493/65722e06fde944b4a474458229b9c225 [2018-11-15 19:50:11,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 19:50:11,659 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 19:50:11,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 19:50:11,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 19:50:11,664 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 19:50:11,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:50:11" (1/1) ... [2018-11-15 19:50:11,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6b0946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:11, skipping insertion in model container [2018-11-15 19:50:11,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:50:11" (1/1) ... [2018-11-15 19:50:11,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 19:50:11,751 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 19:50:12,252 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:50:12,267 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 19:50:12,443 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:50:12,465 INFO L195 MainTranslator]: Completed translation [2018-11-15 19:50:12,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12 WrapperNode [2018-11-15 19:50:12,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 19:50:12,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 19:50:12,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 19:50:12,467 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 19:50:12,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (1/1) ... [2018-11-15 19:50:12,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 19:50:12,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 19:50:12,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 19:50:12,685 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 19:50:12,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:50:12" (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 19:50:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 19:50:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 19:50:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 19:50:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 19:50:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 19:50:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-15 19:50:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-15 19:50:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-15 19:50:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-15 19:50:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-15 19:50:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-15 19:50:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-15 19:50:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-15 19:50:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-15 19:50:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-15 19:50:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-15 19:50:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 19:50:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 19:50:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 19:50:16,350 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 19:50:16,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:50:16 BoogieIcfgContainer [2018-11-15 19:50:16,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 19:50:16,354 INFO L168 Benchmark]: Toolchain (without parser) took 4695.22 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 703.6 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -580.2 MB). Peak memory consumption was 123.4 MB. Max. memory is 7.1 GB. [2018-11-15 19:50:16,356 INFO L168 Benchmark]: CDTParser took 0.19 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 19:50:16,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 806.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-15 19:50:16,358 INFO L168 Benchmark]: Boogie Preprocessor took 217.21 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 703.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -784.0 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2018-11-15 19:50:16,359 INFO L168 Benchmark]: RCFGBuilder took 3666.98 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 172.0 MB). Peak memory consumption was 172.0 MB. Max. memory is 7.1 GB. [2018-11-15 19:50:16,363 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 0.19 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 806.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 217.21 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 703.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -784.0 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3666.98 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 172.0 MB). Peak memory consumption was 172.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...