./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c --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/seq-mthreaded/rekh_aso.2.M1-2.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 d56bffca368ec7c40a298033ad1cb863e538269d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/rekh_aso.2.M1-2.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 d56bffca368ec7c40a298033ad1cb863e538269d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:02:38,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:38,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:38,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:38,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:38,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:38,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:38,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:38,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:38,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:38,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:38,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:38,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:38,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:38,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:38,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:38,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:38,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:38,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:38,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:38,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:38,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:38,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:38,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:38,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:38,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:38,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:38,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:38,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:38,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:38,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:38,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:38,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:38,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:38,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:38,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:38,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:38,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:38,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:38,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:38,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:38,666 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:38,716 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:38,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:38,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:38,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:38,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:38,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:38,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:38,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:38,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:38,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:38,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:38,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:38,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:38,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:38,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:38,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:38,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:38,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:38,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:38,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:38,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:38,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:38,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:38,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:38,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:38,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:38,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:38,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:38,754 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 -> d56bffca368ec7c40a298033ad1cb863e538269d [2019-11-27 10:02:39,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:39,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:39,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:39,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:39,487 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:39,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-27 10:02:39,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4373bb6c3/5c6e5d4bab1d4ee2aadbfbfcb825420a/FLAGd85576d7e [2019-11-27 10:02:41,292 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:41,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-27 10:02:41,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4373bb6c3/5c6e5d4bab1d4ee2aadbfbfcb825420a/FLAGd85576d7e [2019-11-27 10:02:41,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4373bb6c3/5c6e5d4bab1d4ee2aadbfbfcb825420a [2019-11-27 10:02:41,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:41,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:41,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:41,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:41,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:41,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:41" (1/1) ... [2019-11-27 10:02:41,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:41, skipping insertion in model container [2019-11-27 10:02:41,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:41" (1/1) ... [2019-11-27 10:02:41,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:41,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:43,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:43,585 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:44,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:44,298 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:44,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44 WrapperNode [2019-11-27 10:02:44,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:44,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:44,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:44,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:44,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:44,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:49,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:49,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:49,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:49,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:49,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:49,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:50,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:50,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:54,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:54,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:55,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:44" (1/1) ... [2019-11-27 10:02:56,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:56,188 INFO L168 Benchmark]: Toolchain (without parser) took 14769.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 526.9 MB in the end (delta: 429.0 MB). Peak memory consumption was 541.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:56,193 INFO L168 Benchmark]: CDTParser took 2.99 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. [2019-11-27 10:02:56,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2875.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.1 MB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:56,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 4878.87 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 618.8 MB in the end (delta: 285.3 MB). Peak memory consumption was 288.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:56,204 INFO L168 Benchmark]: Boogie Preprocessor took 6997.98 ms. Allocated memory is still 1.0 GB. Free memory was 618.8 MB in the beginning and 526.9 MB in the end (delta: 91.9 MB). Peak memory consumption was 203.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:56,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 2875.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.1 MB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4878.87 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 618.8 MB in the end (delta: 285.3 MB). Peak memory consumption was 288.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 6997.98 ms. Allocated memory is still 1.0 GB. Free memory was 618.8 MB in the beginning and 526.9 MB in the end (delta: 91.9 MB). Peak memory consumption was 203.9 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-da95e15 [2019-11-27 10:03:00,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:00,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:00,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:00,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:00,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:00,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:00,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:00,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:00,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:00,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:00,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:00,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:00,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:00,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:00,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:00,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:00,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:00,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:00,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:00,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:00,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:00,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:00,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:00,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:00,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:00,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:00,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:00,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:00,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:00,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:00,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:00,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:00,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:00,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:00,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:00,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:00,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:00,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:00,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:00,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:00,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:03:00,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:00,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:00,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:00,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:00,920 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:00,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:00,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:00,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:00,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:00,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:00,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:00,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:00,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:03:00,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:03:00,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:00,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:00,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:00,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:00,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:00,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:00,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:00,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:00,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:00,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:00,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:00,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:00,935 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:03:00,935 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:03:00,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:00,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:03:00,938 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 -> d56bffca368ec7c40a298033ad1cb863e538269d [2019-11-27 10:03:01,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:01,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:01,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:01,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:01,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:01,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-27 10:03:01,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c95916e8/9daf8ca3bbf544dbb3ced7e9487968b2/FLAG77348356d [2019-11-27 10:03:03,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:03,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-27 10:03:03,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c95916e8/9daf8ca3bbf544dbb3ced7e9487968b2/FLAG77348356d [2019-11-27 10:03:03,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c95916e8/9daf8ca3bbf544dbb3ced7e9487968b2 [2019-11-27 10:03:03,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:03,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:03,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:03,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:03,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:03,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:03" (1/1) ... [2019-11-27 10:03:03,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d04ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:03, skipping insertion in model container [2019-11-27 10:03:03,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:03" (1/1) ... [2019-11-27 10:03:03,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:03,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:05,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:05,856 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:06,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:06,992 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:06,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06 WrapperNode [2019-11-27 10:03:06,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:06,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:06,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:06,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:07,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:07,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:11,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:11,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:11,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:11,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:11,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:11,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:14,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:14,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:17,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:18,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:19,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:06" (1/1) ... [2019-11-27 10:03:19,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:19,985 INFO L168 Benchmark]: Toolchain (without parser) took 16394.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 479.6 MB in the end (delta: 476.4 MB). Peak memory consumption was 532.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:19,986 INFO L168 Benchmark]: CDTParser took 2.65 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. [2019-11-27 10:03:19,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3392.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.3 MB in the end (delta: 87.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:19,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 4937.20 ms. Allocated memory is still 1.0 GB. Free memory was 868.3 MB in the beginning and 632.3 MB in the end (delta: 236.0 MB). Peak memory consumption was 236.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:19,999 INFO L168 Benchmark]: Boogie Preprocessor took 8043.66 ms. Allocated memory is still 1.0 GB. Free memory was 632.3 MB in the beginning and 479.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 208.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:20,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 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 3392.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.3 MB in the end (delta: 87.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4937.20 ms. Allocated memory is still 1.0 GB. Free memory was 868.3 MB in the beginning and 632.3 MB in the end (delta: 236.0 MB). Peak memory consumption was 236.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 8043.66 ms. Allocated memory is still 1.0 GB. Free memory was 632.3 MB in the beginning and 479.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 208.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...