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_true-unreach-call.1.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-822e86c [2018-11-14 09:55:20,979 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 09:55:20,985 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 09:55:21,017 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 09:55:21,018 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 09:55:21,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 09:55:21,026 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 09:55:21,031 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 09:55:21,035 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 09:55:21,040 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 09:55:21,043 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 09:55:21,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 09:55:21,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 09:55:21,050 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 09:55:21,060 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 09:55:21,061 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 09:55:21,062 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 09:55:21,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 09:55:21,077 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 09:55:21,079 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 09:55:21,080 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 09:55:21,085 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 09:55:21,091 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-14 09:55:21,112 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 09:55:21,113 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 09:55:21,114 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 09:55:21,118 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 09:55:21,119 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 [2018-11-14 09:55:21,161 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 09:55:21,164 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 09:55:21,165 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 09:55:21,165 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 09:55:21,170 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 09:55:21,170 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 09:55:21,170 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 09:55:21,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 09:55:21,171 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 09:55:21,171 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 09:55:21,171 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 09:55:21,171 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 09:55:21,172 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 09:55:21,177 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 09:55:21,177 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 09:55:21,178 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 09:55:21,178 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 09:55:21,178 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 09:55:21,178 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 09:55:21,178 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 09:55:21,179 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 09:55:21,179 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 09:55:21,179 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 09:55:21,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 09:55:21,179 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 09:55:21,179 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 09:55:21,183 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 09:55:21,183 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 09:55:21,186 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 09:55:21,186 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 09:55:21,186 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 09:55:21,186 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 09:55:21,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 09:55:21,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 09:55:21,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 09:55:21,369 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 09:55:21,370 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 09:55:21,370 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c [2018-11-14 09:55:21,509 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81f52d3c5/89c17e49e37f456a915b36ee3f70d92f/FLAG731ee261c [2018-11-14 09:55:22,869 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 09:55:22,870 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c [2018-11-14 09:55:22,922 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81f52d3c5/89c17e49e37f456a915b36ee3f70d92f/FLAG731ee261c [2018-11-14 09:55:22,960 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81f52d3c5/89c17e49e37f456a915b36ee3f70d92f [2018-11-14 09:55:22,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 09:55:22,993 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-14 09:55:23,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 09:55:23,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 09:55:23,010 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 09:55:23,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:55:22" (1/1) ... [2018-11-14 09:55:23,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5b3736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:23, skipping insertion in model container [2018-11-14 09:55:23,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:55:22" (1/1) ... [2018-11-14 09:55:23,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 09:55:23,239 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 09:55:25,177 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 09:55:25,392 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 09:55:26,178 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 09:55:26,317 INFO L195 MainTranslator]: Completed translation [2018-11-14 09:55:26,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26 WrapperNode [2018-11-14 09:55:26,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 09:55:26,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 09:55:26,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 09:55:26,320 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 09:55:26,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:26,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:26,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:26,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:26,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:26,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:27,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:55:26" (1/1) ... [2018-11-14 09:55:27,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 09:55:27,077 INFO L168 Benchmark]: Toolchain (without parser) took 4088.10 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: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 3.9 GB. [2018-11-14 09:55:27,081 INFO L168 Benchmark]: CDTParser took 3.31 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. [2018-11-14 09:55:27,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3319.22 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: 7.6 MB). Peak memory consumption was 83.7 MB. Max. memory is 3.9 GB. [2018-11-14 09:55:27,083 INFO L168 Benchmark]: Boogie Preprocessor took 751.53 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 3.9 GB. [2018-11-14 09:55:27,092 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 3.31 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 3319.22 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: 7.6 MB). Peak memory consumption was 83.7 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 751.53 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...