./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label40.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/eca-rers2012/Problem14_label40.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 eadb0576b008dbbfdf1e07bc01976dd0923c26e6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label40.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 eadb0576b008dbbfdf1e07bc01976dd0923c26e6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:43,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:43,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:43,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:43,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:43,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:43,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:43,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:43,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:43,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:43,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:43,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:43,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:43,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:43,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:43,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:43,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:43,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:43,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:43,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:43,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:43,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:43,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:43,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:43,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:43,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:43,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:43,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:43,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:43,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:43,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:43,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:43,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:43,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:43,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:43,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:43,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:43,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:43,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:43,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:43,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:43,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:43,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:43,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:43,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:43,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:43,631 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:43,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:43,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:43,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:43,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:43,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:43,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:43,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:43,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:43,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:43,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:43,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:43,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:43,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:43,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:43,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:43,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:43,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:43,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:43,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:43,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:43,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:43,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:43,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:43,655 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 -> eadb0576b008dbbfdf1e07bc01976dd0923c26e6 [2019-11-27 09:35:44,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:44,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:44,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:44,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:44,281 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:44,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label40.c [2019-11-27 09:35:44,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78830102e/27a9af65d3fd4da491a54205f8d12ed2/FLAG25976d5ce [2019-11-27 09:35:45,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:45,719 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label40.c [2019-11-27 09:35:45,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78830102e/27a9af65d3fd4da491a54205f8d12ed2/FLAG25976d5ce [2019-11-27 09:35:45,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78830102e/27a9af65d3fd4da491a54205f8d12ed2 [2019-11-27 09:35:45,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:45,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:45,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:45,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:45,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:45,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:45, skipping insertion in model container [2019-11-27 09:35:45,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:45,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:47,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,232 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:47,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,629 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:47,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47 WrapperNode [2019-11-27 09:35:47,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:47,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:47,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:47,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:47,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:47,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:48,074 INFO L168 Benchmark]: Toolchain (without parser) took 2263.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,075 INFO L168 Benchmark]: CDTParser took 3.60 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 09:35:48,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1822.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.74 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,084 INFO L168 Benchmark]: Boogie Preprocessor took 195.53 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 1822.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.74 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.53 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 09:35:52,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:52,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:52,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:52,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:52,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:52,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:52,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:52,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:52,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:52,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:52,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:52,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:52,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:52,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:52,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:52,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:52,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:52,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:52,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:52,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:52,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:52,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:52,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:52,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:52,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:52,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:52,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:52,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:52,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:52,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:52,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:52,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:52,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:52,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:52,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:52,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:52,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:52,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:52,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:52,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:52,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:52,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:52,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:52,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:52,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:52,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:52,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:52,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:52,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:52,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:52,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:52,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:52,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:52,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:52,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:52,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:52,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:52,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:52,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:52,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:52,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:52,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:52,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:52,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:52,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:52,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:52,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:52,491 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:52,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:52,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:52,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:52,496 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 -> eadb0576b008dbbfdf1e07bc01976dd0923c26e6 [2019-11-27 09:35:53,070 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:53,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:53,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:53,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:53,128 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:53,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label40.c [2019-11-27 09:35:53,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ec015b5/1bc94036638146a59f5de9574b13ab47/FLAG41cdf83b1 [2019-11-27 09:35:54,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:54,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label40.c [2019-11-27 09:35:54,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ec015b5/1bc94036638146a59f5de9574b13ab47/FLAG41cdf83b1 [2019-11-27 09:35:54,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ec015b5/1bc94036638146a59f5de9574b13ab47 [2019-11-27 09:35:54,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:54,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:54,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:54,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:55,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:55,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:55,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55, skipping insertion in model container [2019-11-27 09:35:55,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:55,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:55,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:56,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:56,601 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:57,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:57,045 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:57,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57 WrapperNode [2019-11-27 09:35:57,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:57,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:57,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:57,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:57,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:57,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:57,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:57,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:57,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:57" (1/1) ... [2019-11-27 09:35:57,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:57,549 INFO L168 Benchmark]: Toolchain (without parser) took 2555.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:57,553 INFO L168 Benchmark]: CDTParser took 2.69 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. [2019-11-27 09:35:57,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2054.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:57,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.48 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:57,559 INFO L168 Benchmark]: Boogie Preprocessor took 232.84 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:57,572 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 2054.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.48 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.84 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 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...