./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/pthread-ext/28_buggy_simple_loop1_vf.i -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 8344e7e4f737b63e5072d4c79eca78f8b48531d5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pthread-ext/28_buggy_simple_loop1_vf.i -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 8344e7e4f737b63e5072d4c79eca78f8b48531d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:26,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:26,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:26,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:26,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:26,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:26,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:26,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:26,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:26,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:26,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:26,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:26,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:26,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:26,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:26,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:26,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:26,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:26,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:26,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:26,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:26,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:26,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:26,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:26,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:26,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:26,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:26,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:26,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:26,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:26,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:26,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:26,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:26,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:26,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:26,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:26,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:26,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:26,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:26,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:26,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:26,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:26,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:26,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:26,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:26,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:26,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:26,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:26,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:26,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:26,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:26,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:26,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:26,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:26,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:26,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:26,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:26,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:26,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:26,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:26,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:26,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:26,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:26,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:26,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:26,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:26,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:26,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:26,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:26,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:26,825 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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-27 10:08:27,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:27,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:27,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:27,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:27,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:27,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 10:08:27,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c8e8de3/3e326f7dbee94edd9767a8232b9ebcaa/FLAGfab4f0526 [2019-11-27 10:08:28,789 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:28,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 10:08:28,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c8e8de3/3e326f7dbee94edd9767a8232b9ebcaa/FLAGfab4f0526 [2019-11-27 10:08:28,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c8e8de3/3e326f7dbee94edd9767a8232b9ebcaa [2019-11-27 10:08:28,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:28,880 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:28,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:28,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:28,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:28,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:28" (1/1) ... [2019-11-27 10:08:28,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:28, skipping insertion in model container [2019-11-27 10:08:28,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:28" (1/1) ... [2019-11-27 10:08:28,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:29,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:29,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:29,928 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:30,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:30,225 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:30,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30 WrapperNode [2019-11-27 10:08:30,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:30,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:30,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:30,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:30,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:30,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:30,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:30,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:30,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:30,435 INFO L168 Benchmark]: Toolchain (without parser) took 1532.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 733.2 kB). Peak memory consumption was 798.8 kB. Max. memory is 12.5 GB. [2019-11-27 10:08:30,436 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:30,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1346.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 733.2 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:30,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.68 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:30,447 INFO L168 Benchmark]: Boogie Preprocessor took 68.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:30,457 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1346.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 733.2 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.68 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. 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-da95e15 [2019-11-27 10:08:34,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:34,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:34,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:34,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:34,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:34,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:34,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:34,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:34,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:34,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:34,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:34,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:34,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:34,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:34,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:34,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:34,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:34,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:34,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:34,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:34,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:34,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:34,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:34,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:34,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:34,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:34,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:34,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:34,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:34,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:34,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:34,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:34,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:34,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:34,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:34,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:34,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:34,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:34,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:34,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:34,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:34,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:34,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:34,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:34,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:34,666 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:34,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:34,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:34,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:34,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:34,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:34,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:34,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:34,674 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:34,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:34,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:34,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:34,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:34,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:34,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:34,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:34,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:34,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:34,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:34,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:34,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:34,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:34,680 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:34,682 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:34,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:34,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:34,684 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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-27 10:08:35,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:35,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:35,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:35,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:35,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:35,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 10:08:35,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8a7fd971/046dca66f0894f94954dd84971f0f5ae/FLAG73dd99375 [2019-11-27 10:08:36,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:36,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 10:08:36,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8a7fd971/046dca66f0894f94954dd84971f0f5ae/FLAG73dd99375 [2019-11-27 10:08:36,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8a7fd971/046dca66f0894f94954dd84971f0f5ae [2019-11-27 10:08:36,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:36,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:36,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:36,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:36,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:36,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:36" (1/1) ... [2019-11-27 10:08:36,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:36, skipping insertion in model container [2019-11-27 10:08:36,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:36" (1/1) ... [2019-11-27 10:08:36,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:36,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:37,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:37,989 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:38,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:38,318 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:38,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38 WrapperNode [2019-11-27 10:08:38,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:38,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:38,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:38,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:38,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:38,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:38,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:38,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:38,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:38" (1/1) ... [2019-11-27 10:08:38,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:38,568 INFO L168 Benchmark]: Toolchain (without parser) took 1729.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:38,569 INFO L168 Benchmark]: CDTParser took 1.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:38,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1482.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 718.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:38,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:38,587 INFO L168 Benchmark]: Boogie Preprocessor took 91.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:38,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1482.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 718.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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...