./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test29-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test29-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a0b8f7221e31cc2cda01831098deec15967e67b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test29-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a0b8f7221e31cc2cda01831098deec15967e67b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:01:51,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:51,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:51,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:51,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:51,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:51,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:51,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:51,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:51,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:51,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:51,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:51,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:51,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:51,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:51,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:51,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:51,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:51,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:51,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:51,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:51,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:51,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:51,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:51,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:51,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:51,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:51,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:51,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:51,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:51,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:51,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:51,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:51,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:51,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:51,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:51,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:51,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:51,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:51,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:51,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:51,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:01:51,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:51,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:51,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:51,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:51,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:51,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:51,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:51,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:01:51,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:51,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:51,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:51,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:51,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:51,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:51,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:51,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:51,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:51,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:51,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:51,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:51,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:51,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:51,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:51,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:51,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:51,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:01:51,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:01:51,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:51,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a0b8f7221e31cc2cda01831098deec15967e67b [2019-11-26 17:01:52,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:52,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:52,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:52,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:52,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:52,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-26 17:01:52,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dfc877a/82e019c0ccb74c789d66b6ecebfb1053/FLAG876c73ac1 [2019-11-26 17:01:52,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:52,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-26 17:01:52,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dfc877a/82e019c0ccb74c789d66b6ecebfb1053/FLAG876c73ac1 [2019-11-26 17:01:53,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dfc877a/82e019c0ccb74c789d66b6ecebfb1053 [2019-11-26 17:01:53,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:53,203 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:53,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:53,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:53,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:53,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53, skipping insertion in model container [2019-11-26 17:01:53,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:53,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:53,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:53,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:53,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:53,657 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:53,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53 WrapperNode [2019-11-26 17:01:53,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:53,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:53,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:53,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:53,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:53,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:53,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:53,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:53,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:53,844 INFO L168 Benchmark]: Toolchain (without parser) took 637.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:53,846 INFO L168 Benchmark]: CDTParser took 1.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:53,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.35 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:53,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:53,865 INFO L168 Benchmark]: Boogie Preprocessor took 46.62 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:53,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 456.35 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.62 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:01:56,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:56,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:56,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:56,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:56,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:56,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:56,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:56,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:56,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:56,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:56,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:56,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:56,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:56,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:56,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:56,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:56,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:56,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:56,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:56,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:56,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:56,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:56,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:56,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:56,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:56,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:56,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:56,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:56,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:56,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:56,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:56,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:56,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:56,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:56,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:56,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:56,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:56,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:56,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:56,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:56,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:01:56,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:56,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:56,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:56,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:56,757 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:56,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:56,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:56,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:56,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:56,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:56,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:56,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:56,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:01:56,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:01:56,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:56,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:56,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:56,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:56,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:56,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:56,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:56,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:56,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:56,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:56,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:56,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:56,767 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:01:56,767 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:01:56,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:56,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:01:56,769 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a0b8f7221e31cc2cda01831098deec15967e67b [2019-11-26 17:01:57,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:57,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:57,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:57,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:57,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:57,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-26 17:01:57,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a299fa06/f34735fe3ec341e595fa35226b501172/FLAGcf44244f3 [2019-11-26 17:01:58,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:58,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-26 17:01:58,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a299fa06/f34735fe3ec341e595fa35226b501172/FLAGcf44244f3 [2019-11-26 17:01:58,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a299fa06/f34735fe3ec341e595fa35226b501172 [2019-11-26 17:01:58,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:58,416 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:58,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:58,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:58,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:58,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:58,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58, skipping insertion in model container [2019-11-26 17:01:58,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:58,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:58,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:58,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:58,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:58,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:58,954 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:58,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58 WrapperNode [2019-11-26 17:01:58,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:58,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:58,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:58,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:58,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:58,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:59,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:59,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:59,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:59,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:59,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:59,078 INFO L168 Benchmark]: Toolchain (without parser) took 660.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.6 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:59,080 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:59,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:59,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.02 ms. Allocated memory is still 1.0 GB. Free memory is still 995.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:59,084 INFO L168 Benchmark]: Boogie Preprocessor took 55.42 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:59,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 537.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 60.02 ms. Allocated memory is still 1.0 GB. Free memory is still 995.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.42 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...