./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem15_label22.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 50b549e2f73fe51b24936a5d5f673a484276b351 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label22.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 50b549e2f73fe51b24936a5d5f673a484276b351 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:55,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:55,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:55,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:55,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:55,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:55,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:55,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:55,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:55,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:55,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:55,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:55,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:55,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:55,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:55,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:55,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:55,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:55,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:55,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:55,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:55,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:55,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:55,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:55,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:55,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:55,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:55,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:55,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:55,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:55,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:55,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:55,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:55,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:55,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:55,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:55,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:55,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:55,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:55,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:55,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:55,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:55,550 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:55,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:55,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:55,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:55,558 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:55,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:55,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:55,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:55,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:55,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:55,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:55,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:55,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:55,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:55,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:55,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:55,568 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:55,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:55,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:55,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:55,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:55,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:55,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:55,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:55,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:55,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:55,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:55,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:55,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:55,578 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 -> 50b549e2f73fe51b24936a5d5f673a484276b351 [2019-11-24 20:54:56,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:56,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:56,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:56,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:56,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:56,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-24 20:54:56,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c73a79a/2c66e7c3240f436e9f3cb64eafe357ef/FLAG391913ecb [2019-11-24 20:54:57,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:57,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-24 20:54:57,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c73a79a/2c66e7c3240f436e9f3cb64eafe357ef/FLAG391913ecb [2019-11-24 20:54:57,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c73a79a/2c66e7c3240f436e9f3cb64eafe357ef [2019-11-24 20:54:58,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:58,004 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:58,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:58,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:58,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:58,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:57" (1/1) ... [2019-11-24 20:54:58,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58, skipping insertion in model container [2019-11-24 20:54:58,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:57" (1/1) ... [2019-11-24 20:54:58,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:58,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:59,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:59,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:00,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,649 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:00,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00 WrapperNode [2019-11-24 20:55:00,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:00,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:00,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:00,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:00,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:01,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:01,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,623 INFO L168 Benchmark]: Toolchain (without parser) took 3612.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,625 INFO L168 Benchmark]: CDTParser took 1.82 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. [2019-11-24 20:55:01,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2643.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.20 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,635 INFO L168 Benchmark]: Boogie Preprocessor took 499.65 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 2643.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.20 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 499.65 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-32f2683 [2019-11-24 20:55:05,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:05,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:05,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:05,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:05,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:05,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:05,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:05,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:05,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:05,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:05,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:05,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:05,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:05,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:05,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:05,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:05,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:05,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:05,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:05,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:05,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:05,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:05,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:05,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:05,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:05,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:05,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:05,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:05,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:05,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:05,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:05,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:05,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:05,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:05,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:05,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:05,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:05,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:05,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:05,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:05,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:05,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:05,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:05,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:05,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:05,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:05,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:05,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:05,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:05,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:05,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:05,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:05,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:05,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:05,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:05,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:05,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:05,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:05,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:05,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:05,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:05,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:05,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:05,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:05,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:05,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:05,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:05,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:05,874 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:05,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:05,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:05,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:05,879 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 -> 50b549e2f73fe51b24936a5d5f673a484276b351 [2019-11-24 20:55:06,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:06,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:06,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:06,605 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:06,606 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:06,607 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-24 20:55:06,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78033331e/5b0562d8d6794256bac6ee38c1e0a89b/FLAG258beeb52 [2019-11-24 20:55:08,283 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:08,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-24 20:55:08,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78033331e/5b0562d8d6794256bac6ee38c1e0a89b/FLAG258beeb52 [2019-11-24 20:55:08,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78033331e/5b0562d8d6794256bac6ee38c1e0a89b [2019-11-24 20:55:08,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:08,394 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:08,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:08,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:08,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:08,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:08" (1/1) ... [2019-11-24 20:55:08,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:08, skipping insertion in model container [2019-11-24 20:55:08,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:08" (1/1) ... [2019-11-24 20:55:08,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:08,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:10,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:10,558 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:11,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:11,378 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:11,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11 WrapperNode [2019-11-24 20:55:11,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:11,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:11,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:11,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:11,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:11,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:11,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:11,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:11,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:12,009 INFO L168 Benchmark]: Toolchain (without parser) took 3611.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 852.0 MB in the end (delta: 102.4 MB). Peak memory consumption was 102.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,012 INFO L168 Benchmark]: CDTParser took 2.93 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. [2019-11-24 20:55:12,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2983.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.67 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,021 INFO L168 Benchmark]: Boogie Preprocessor took 286.69 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 2983.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.67 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 286.69 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...