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.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-15 19:48:17,719 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 19:48:17,723 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 19:48:17,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 19:48:17,739 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 19:48:17,740 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 19:48:17,744 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 19:48:17,746 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 19:48:17,749 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 19:48:17,751 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 19:48:17,754 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 19:48:17,755 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 19:48:17,756 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 19:48:17,757 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 19:48:17,760 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 19:48:17,761 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 19:48:17,762 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 19:48:17,770 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 19:48:17,773 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 19:48:17,778 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 19:48:17,780 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 19:48:17,781 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 19:48:17,783 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 19:48:17,783 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 19:48:17,785 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 19:48:17,787 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 19:48:17,787 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 19:48:17,788 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 19:48:17,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 19:48:17,793 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 19:48:17,793 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 19:48:17,794 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 19:48:17,795 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 19:48:17,796 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 19:48:17,797 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 19:48:17,798 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 19:48:17,798 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 19:48:17,827 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 19:48:17,828 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 19:48:17,828 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 19:48:17,830 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 19:48:17,831 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 19:48:17,831 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 19:48:17,831 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 19:48:17,831 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 19:48:17,832 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 19:48:17,833 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 19:48:17,833 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 19:48:17,833 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 19:48:17,833 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 19:48:17,834 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 19:48:17,834 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 19:48:17,834 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 19:48:17,834 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 19:48:17,834 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 19:48:17,836 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 19:48:17,836 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 19:48:17,836 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 19:48:17,836 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 19:48:17,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 19:48:17,837 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 19:48:17,837 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 19:48:17,837 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 19:48:17,838 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 19:48:17,838 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 19:48:17,838 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 19:48:17,838 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 19:48:17,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 19:48:17,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 19:48:17,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 19:48:17,934 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 19:48:17,934 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 19:48:17,935 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-15 19:48:18,003 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6c636956/10bde117ef5f4ee085229130b072c51c/FLAG12955595f [2018-11-15 19:48:18,615 INFO L304 CDTParser]: Found 1 translation units. [2018-11-15 19:48:18,616 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-15 19:48:18,635 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6c636956/10bde117ef5f4ee085229130b072c51c/FLAG12955595f [2018-11-15 19:48:18,811 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6c636956/10bde117ef5f4ee085229130b072c51c [2018-11-15 19:48:18,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 19:48:18,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 19:48:18,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 19:48:18,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 19:48:18,828 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 19:48:18,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:48:18" (1/1) ... [2018-11-15 19:48:18,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5056ae33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:18, skipping insertion in model container [2018-11-15 19:48:18,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:48:18" (1/1) ... [2018-11-15 19:48:18,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 19:48:18,949 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 19:48:19,810 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:48:19,826 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 19:48:20,139 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:48:20,307 INFO L195 MainTranslator]: Completed translation [2018-11-15 19:48:20,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20 WrapperNode [2018-11-15 19:48:20,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 19:48:20,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 19:48:20,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 19:48:20,310 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 19:48:20,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (1/1) ... [2018-11-15 19:48:20,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 19:48:20,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 19:48:20,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 19:48:20,529 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 19:48:20,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:48:20" (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 19:48:20,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 19:48:20,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 19:48:20,601 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 19:48:20,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 19:48:20,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 19:48:20,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-15 19:48:20,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-15 19:48:20,602 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-15 19:48:20,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-15 19:48:20,602 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-15 19:48:20,602 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-15 19:48:20,604 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-15 19:48:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-15 19:48:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-15 19:48:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-15 19:48:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-15 19:48:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-15 19:48:20,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 19:48:20,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 19:48:20,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 19:48:26,029 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 19:48:26,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:48:26 BoogieIcfgContainer [2018-11-15 19:48:26,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 19:48:26,034 INFO L168 Benchmark]: Toolchain (without parser) took 7212.19 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -382.2 MB). Peak memory consumption was 365.9 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:26,036 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-15 19:48:26,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1485.59 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.6 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:26,038 INFO L168 Benchmark]: Boogie Preprocessor took 217.86 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:26,039 INFO L168 Benchmark]: RCFGBuilder took 5503.53 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 417.9 MB). Peak memory consumption was 417.9 MB. Max. memory is 7.1 GB. [2018-11-15 19:48:26,043 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1485.59 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.6 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 217.86 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5503.53 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 417.9 MB). Peak memory consumption was 417.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...