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/reducercommutativity/avg20_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-66639aa [2018-11-20 08:25:29,793 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-20 08:25:29,795 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-20 08:25:29,808 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-20 08:25:29,808 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-20 08:25:29,809 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-20 08:25:29,811 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-20 08:25:29,814 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-20 08:25:29,823 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-20 08:25:29,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-20 08:25:29,828 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-20 08:25:29,828 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-20 08:25:29,829 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-20 08:25:29,830 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-20 08:25:29,831 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-20 08:25:29,833 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-20 08:25:29,834 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-20 08:25:29,840 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-20 08:25:29,842 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-20 08:25:29,843 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-20 08:25:29,848 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-20 08:25:29,852 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-20 08:25:29,854 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-20 08:25:29,855 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-20 08:25:29,855 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-20 08:25:29,856 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-20 08:25:29,857 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-20 08:25:29,859 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-20 08:25:29,860 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-20 08:25:29,861 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-20 08:25:29,861 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-20 08:25:29,862 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-20 08:25:29,862 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-20 08:25:29,862 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-20 08:25:29,864 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-20 08:25:29,865 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-20 08:25:29,866 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 [2018-11-20 08:25:29,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-20 08:25:29,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-20 08:25:29,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-20 08:25:29,893 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-20 08:25:29,893 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-20 08:25:29,893 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-20 08:25:29,895 INFO L133 SettingsManager]: * Use SBE=true [2018-11-20 08:25:29,895 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-20 08:25:29,895 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-20 08:25:29,895 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-20 08:25:29,895 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-20 08:25:29,896 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-20 08:25:29,896 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-20 08:25:29,896 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-20 08:25:29,896 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-20 08:25:29,896 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-20 08:25:29,897 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-20 08:25:29,897 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-20 08:25:29,897 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-20 08:25:29,898 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-20 08:25:29,898 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-20 08:25:29,898 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-20 08:25:29,898 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-20 08:25:29,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-20 08:25:29,899 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-20 08:25:29,899 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-20 08:25:29,899 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-20 08:25:29,899 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-20 08:25:29,899 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-20 08:25:29,900 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-20 08:25:29,900 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-20 08:25:29,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-20 08:25:29,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-20 08:25:29,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-20 08:25:29,982 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-20 08:25:29,982 INFO L276 PluginConnector]: CDTParser initialized [2018-11-20 08:25:29,983 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg20_true-unreach-call.i [2018-11-20 08:25:30,040 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8eab220/7151706cd3bb4d14b486b51bab429522/FLAG31a60add3 [2018-11-20 08:25:30,524 INFO L307 CDTParser]: Found 1 translation units. [2018-11-20 08:25:30,524 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg20_true-unreach-call.i [2018-11-20 08:25:30,531 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8eab220/7151706cd3bb4d14b486b51bab429522/FLAG31a60add3 [2018-11-20 08:25:30,867 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8eab220/7151706cd3bb4d14b486b51bab429522 [2018-11-20 08:25:30,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-20 08:25:30,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-20 08:25:30,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-20 08:25:30,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-20 08:25:30,883 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-20 08:25:30,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:25:30" (1/1) ... [2018-11-20 08:25:30,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2bdb90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:30, skipping insertion in model container [2018-11-20 08:25:30,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:25:30" (1/1) ... [2018-11-20 08:25:30,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-20 08:25:30,927 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-20 08:25:31,214 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 08:25:31,226 INFO L191 MainTranslator]: Completed pre-run [2018-11-20 08:25:31,263 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 08:25:31,292 INFO L195 MainTranslator]: Completed translation [2018-11-20 08:25:31,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31 WrapperNode [2018-11-20 08:25:31,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-20 08:25:31,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-20 08:25:31,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-20 08:25:31,296 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-20 08:25:31,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (1/1) ... [2018-11-20 08:25:31,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-20 08:25:31,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-20 08:25:31,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-20 08:25:31,376 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-20 08:25:31,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:31" (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 [2018-11-20 08:25:31,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-20 08:25:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-20 08:25:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2018-11-20 08:25:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-20 08:25:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-20 08:25:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-20 08:25:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2018-11-20 08:25:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-20 08:25:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-20 08:25:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-20 08:25:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-20 08:25:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-20 08:25:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-20 08:25:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-20 08:25:31,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-20 08:25:32,331 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-20 08:25:32,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:25:32 BoogieIcfgContainer [2018-11-20 08:25:32,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-20 08:25:32,334 INFO L168 Benchmark]: Toolchain (without parser) took 1456.20 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -777.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 7.1 GB. [2018-11-20 08:25:32,336 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-11-20 08:25:32,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.42 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-11-20 08:25:32,338 INFO L168 Benchmark]: Boogie Preprocessor took 80.80 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. [2018-11-20 08:25:32,339 INFO L168 Benchmark]: RCFGBuilder took 956.29 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -790.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-20 08:25:32,343 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 414.42 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.80 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. * RCFGBuilder took 956.29 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -790.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...