./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.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/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.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 4040f0c52282975da66618b3e6f6f4507ecf2913 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.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 4040f0c52282975da66618b3e6f6f4507ecf2913 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:54,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:54,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:54,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:54,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:54,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:54,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:54,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:54,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:54,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:54,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:54,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:54,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:54,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:54,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:54,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:54,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:54,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:54,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:54,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:54,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:54,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:54,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:54,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:54,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:54,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:54,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:54,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:54,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:54,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:54,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:54,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:54,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:54,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:54,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:54,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:54,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:54,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:54,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:54,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:54,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:54,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:54,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:54,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:54,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:54,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:54,775 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:54,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:54,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:54,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:54,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:54,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:54,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:54,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:54,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:54,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:54,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:54,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:54,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:54,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:54,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:54,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:54,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:54,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:54,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:54,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:54,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:54,785 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:54,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:54,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:54,785 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 -> 4040f0c52282975da66618b3e6f6f4507ecf2913 [2019-11-26 17:17:55,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:55,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:55,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:55,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:55,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:55,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:17:55,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45e71673f/4a0ee2e6c01b4fbb88036342ae4a35b0/FLAGbe6a352e7 [2019-11-26 17:17:56,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:56,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:17:56,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45e71673f/4a0ee2e6c01b4fbb88036342ae4a35b0/FLAGbe6a352e7 [2019-11-26 17:17:56,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45e71673f/4a0ee2e6c01b4fbb88036342ae4a35b0 [2019-11-26 17:17:56,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:56,445 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:56,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:56,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:56,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:56,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:56" (1/1) ... [2019-11-26 17:17:56,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:56, skipping insertion in model container [2019-11-26 17:17:56,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:56" (1/1) ... [2019-11-26 17:17:56,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:56,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:57,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:57,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:57,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:57,499 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:57,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57 WrapperNode [2019-11-26 17:17:57,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:57,502 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:57,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:57,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:57,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:57,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:57,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:57,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:57,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:57,740 INFO L168 Benchmark]: Toolchain (without parser) took 1288.27 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 974.0 MB in the end (delta: -13.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:57,741 INFO L168 Benchmark]: CDTParser took 0.27 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 17:17:57,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1051.32 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 979.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:57,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.41 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:57,757 INFO L168 Benchmark]: Boogie Preprocessor took 110.98 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:57,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1051.32 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 979.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.41 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.98 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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 0.1.24-025d5a2 [2019-11-26 17:18:00,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:00,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:00,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:00,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:00,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:00,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:00,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:00,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:00,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:00,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:00,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:00,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:00,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:00,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:00,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:00,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:00,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:00,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:00,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:00,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:00,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:00,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:00,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:00,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:00,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:00,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:00,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:00,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:00,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:00,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:00,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:00,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:00,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:00,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:00,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:00,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:00,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:00,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:00,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:00,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:00,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:00,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:00,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:00,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:00,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:00,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:00,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:00,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:00,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:00,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:00,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:00,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:00,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:00,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:00,592 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:00,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:00,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:00,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:00,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:00,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:00,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:00,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:00,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:00,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:00,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:00,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:00,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:00,597 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:00,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:00,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:00,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:00,601 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 -> 4040f0c52282975da66618b3e6f6f4507ecf2913 [2019-11-26 17:18:01,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:01,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:01,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:01,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:01,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:01,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:18:01,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42bf4e1f/f2f6173f780f4e4d97d3ad92610929a8/FLAG8fd419da2 [2019-11-26 17:18:02,073 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:02,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:18:02,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42bf4e1f/f2f6173f780f4e4d97d3ad92610929a8/FLAG8fd419da2 [2019-11-26 17:18:02,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42bf4e1f/f2f6173f780f4e4d97d3ad92610929a8 [2019-11-26 17:18:02,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:02,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:02,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:02,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:02,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:02,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:02,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02, skipping insertion in model container [2019-11-26 17:18:02,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:02,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:02,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:03,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:03,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:03,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:03,465 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:03,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03 WrapperNode [2019-11-26 17:18:03,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:03,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:03,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:03,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:03,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:03,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:03,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:03,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:03,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:03,728 INFO L168 Benchmark]: Toolchain (without parser) took 1455.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.1 MB in the end (delta: -892.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:03,730 INFO L168 Benchmark]: CDTParser took 1.59 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 17:18:03,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1195.23 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 972.6 MB in the end (delta: -12.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:03,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:03,740 INFO L168 Benchmark]: Boogie Preprocessor took 124.78 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:03,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1195.23 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 972.6 MB in the end (delta: -12.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.78 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...