./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label55.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/eca-rers2012/Problem19_label55.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 c569859bcd20a41338b534d2dfee85855c205400 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem19_label55.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 c569859bcd20a41338b534d2dfee85855c205400 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:52:36,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:36,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:36,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:36,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:36,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:36,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:36,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:36,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:36,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:36,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:36,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:36,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:36,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:36,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:36,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:36,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:36,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:36,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:36,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:36,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:36,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:36,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:36,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:36,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:36,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:36,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:36,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:36,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:36,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:36,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:36,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:36,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:36,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:36,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:36,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:36,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:36,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:36,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:36,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:36,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:36,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:36,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:36,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:36,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:36,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:36,712 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:36,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:36,715 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:36,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:36,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:36,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:36,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:36,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:36,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:36,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:36,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:36,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:36,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:36,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:36,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:36,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:36,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:36,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:36,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:36,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:36,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:36,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:36,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:36,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:36,729 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 -> c569859bcd20a41338b534d2dfee85855c205400 [2019-11-26 16:52:37,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:37,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:37,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:37,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:37,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:37,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-26 16:52:37,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/524687446/cd856bd9f7cc44dd830de75a4ce84de3/FLAG1f6517407 [2019-11-26 16:52:39,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:39,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-26 16:52:39,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/524687446/cd856bd9f7cc44dd830de75a4ce84de3/FLAG1f6517407 [2019-11-26 16:52:39,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/524687446/cd856bd9f7cc44dd830de75a4ce84de3 [2019-11-26 16:52:39,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:39,639 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:39,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:39,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:39,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:39,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39, skipping insertion in model container [2019-11-26 16:52:39,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:40,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:44,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:44,841 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:47,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:47,741 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:47,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47 WrapperNode [2019-11-26 16:52:47,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:47,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:47,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:47,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:47,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:47,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:48,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:48,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:48,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:48,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:48,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:48,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:49,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:49,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:49,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:50,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:51,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:47" (1/1) ... [2019-11-26 16:52:51,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:51,730 INFO L168 Benchmark]: Toolchain (without parser) took 12083.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 791.2 MB in the end (delta: 140.4 MB). Peak memory consumption was 405.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:51,732 INFO L168 Benchmark]: CDTParser took 0.69 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 16:52:51,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8104.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 896.1 MB in the end (delta: 35.6 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:51,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 1221.69 ms. Allocated memory is still 1.0 GB. Free memory was 896.1 MB in the beginning and 728.1 MB in the end (delta: 168.0 MB). Peak memory consumption was 168.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:51,742 INFO L168 Benchmark]: Boogie Preprocessor took 2748.23 ms. Allocated memory is still 1.0 GB. Free memory was 728.1 MB in the beginning and 791.2 MB in the end (delta: -63.2 MB). Peak memory consumption was 202.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:51,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 8104.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 896.1 MB in the end (delta: 35.6 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1221.69 ms. Allocated memory is still 1.0 GB. Free memory was 896.1 MB in the beginning and 728.1 MB in the end (delta: 168.0 MB). Peak memory consumption was 168.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2748.23 ms. Allocated memory is still 1.0 GB. Free memory was 728.1 MB in the beginning and 791.2 MB in the end (delta: -63.2 MB). Peak memory consumption was 202.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:55,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:55,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:55,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:55,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:55,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:55,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:55,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:55,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:55,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:55,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:55,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:55,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:55,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:55,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:55,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:55,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:55,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:55,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:55,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:55,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:55,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:55,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:55,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:55,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:55,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:55,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:55,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:55,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:55,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:55,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:55,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:55,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:55,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:55,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:55,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:55,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:55,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:55,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:55,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:55,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:55,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:55,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:55,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:55,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:55,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:55,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:55,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:55,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:55,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:55,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:55,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:55,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:55,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:55,948 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:55,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:55,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:55,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:55,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:55,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:55,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:55,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:55,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:55,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:55,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:55,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:55,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:55,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:55,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:55,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:55,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:55,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:55,960 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 -> c569859bcd20a41338b534d2dfee85855c205400 [2019-11-26 16:52:56,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:56,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:56,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:56,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:56,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:56,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-26 16:52:56,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bfc530c/2544b6c11159472fa48112640c850df5/FLAG42b8530f9 [2019-11-26 16:52:58,972 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:58,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-26 16:52:59,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bfc530c/2544b6c11159472fa48112640c850df5/FLAG42b8530f9 [2019-11-26 16:52:59,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bfc530c/2544b6c11159472fa48112640c850df5 [2019-11-26 16:52:59,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:59,140 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:59,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:59,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:59,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:59,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:59" (1/1) ... [2019-11-26 16:52:59,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:59, skipping insertion in model container [2019-11-26 16:52:59,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:59" (1/1) ... [2019-11-26 16:52:59,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:59,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:53:05,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:05,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:53:07,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:07,929 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:53:07,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07 WrapperNode [2019-11-26 16:53:07,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:53:07,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:07,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:53:07,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:53:07,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:08,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:08,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:08,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:53:08,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:53:08,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:53:08,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:08,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:08,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:08,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:09,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:09,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:09,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:07" (1/1) ... [2019-11-26 16:53:10,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:53:10,096 INFO L168 Benchmark]: Toolchain (without parser) took 10952.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 862.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 308.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,097 INFO L168 Benchmark]: CDTParser took 0.33 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 16:53:10,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8790.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 753.0 MB in the end (delta: 180.0 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 748.75 ms. Allocated memory is still 1.0 GB. Free memory was 753.0 MB in the beginning and 683.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,107 INFO L168 Benchmark]: Boogie Preprocessor took 1404.70 ms. Allocated memory is still 1.0 GB. Free memory was 683.6 MB in the beginning and 862.2 MB in the end (delta: -178.7 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,115 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 8790.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 753.0 MB in the end (delta: 180.0 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 748.75 ms. Allocated memory is still 1.0 GB. Free memory was 753.0 MB in the beginning and 683.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1404.70 ms. Allocated memory is still 1.0 GB. Free memory was 683.6 MB in the beginning and 862.2 MB in the end (delta: -178.7 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...