java -ea -Xmx4000000000 -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.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_false-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f723e60 [2018-10-26 16:08:16,739 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 16:08:16,741 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 16:08:16,779 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 16:08:16,780 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 16:08:16,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 16:08:16,784 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 16:08:16,792 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 16:08:16,795 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 16:08:16,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 16:08:16,806 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 16:08:16,808 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 16:08:16,810 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 16:08:16,811 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 16:08:16,825 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 16:08:16,826 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 16:08:16,834 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 16:08:16,839 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 16:08:16,847 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 16:08:16,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 16:08:16,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 16:08:16,859 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 16:08:16,865 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 16:08:16,865 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 16:08:16,866 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 16:08:16,874 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 16:08:16,878 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 16:08:16,879 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 16:08:16,880 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 16:08:16,887 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 16:08:16,887 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 16:08:16,892 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 16:08:16,892 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 16:08:16,892 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 16:08:16,893 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 16:08:16,898 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 16:08:16,899 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-26 16:08:16,943 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 16:08:16,943 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 16:08:16,947 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 16:08:16,948 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 16:08:16,953 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 16:08:16,953 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 16:08:16,954 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 16:08:16,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 16:08:16,954 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 16:08:16,954 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 16:08:16,954 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 16:08:16,960 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 16:08:16,960 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 16:08:16,960 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 16:08:16,960 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 16:08:16,961 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 16:08:16,961 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 16:08:16,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 16:08:16,961 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 16:08:16,962 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 16:08:16,962 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 16:08:16,962 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 16:08:16,962 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 16:08:16,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 16:08:16,963 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 16:08:16,966 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 16:08:16,966 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 16:08:16,966 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-26 16:08:16,967 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 16:08:16,967 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 16:08:16,967 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 16:08:16,967 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 16:08:17,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 16:08:17,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 16:08:17,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 16:08:17,156 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 16:08:17,157 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 16:08:17,157 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_false-unreach-call.2.M4.c [2018-10-26 16:08:17,306 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53c5c0495/fc396cafa1c941728c91970ea173528c/FLAGf1db91c34 [2018-10-26 16:08:18,870 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 16:08:18,871 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_false-unreach-call.2.M4.c [2018-10-26 16:08:18,933 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53c5c0495/fc396cafa1c941728c91970ea173528c/FLAGf1db91c34 [2018-10-26 16:08:18,973 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53c5c0495/fc396cafa1c941728c91970ea173528c [2018-10-26 16:08:18,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 16:08:18,992 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-26 16:08:18,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 16:08:18,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 16:08:19,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 16:08:19,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:08:18" (1/1) ... [2018-10-26 16:08:19,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a06de42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:19, skipping insertion in model container [2018-10-26 16:08:19,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:08:18" (1/1) ... [2018-10-26 16:08:19,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 16:08:19,254 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 16:08:21,302 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 16:08:21,363 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 16:08:22,443 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 16:08:22,588 INFO L193 MainTranslator]: Completed translation [2018-10-26 16:08:22,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22 WrapperNode [2018-10-26 16:08:22,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 16:08:22,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 16:08:22,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 16:08:22,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 16:08:22,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:22,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:22,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:22,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:23,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:23,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:23,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:08:22" (1/1) ... [2018-10-26 16:08:23,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 16:08:23,445 INFO L168 Benchmark]: Toolchain (without parser) took 4454.50 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 90.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 3.9 GB. [2018-10-26 16:08:23,450 INFO L168 Benchmark]: CDTParser took 2.31 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-26 16:08:23,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3595.37 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 34.2 MB). Peak memory consumption was 99.0 MB. Max. memory is 3.9 GB. [2018-10-26 16:08:23,457 INFO L168 Benchmark]: Boogie Preprocessor took 849.92 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 3.9 GB. [2018-10-26 16:08:23,462 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 2.31 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 3595.37 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 34.2 MB). Peak memory consumption was 99.0 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 849.92 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...