./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label26.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/Problem10_label26.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 b7af051bc2b9755452eeab378efde9453996ab5d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label26.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 b7af051bc2b9755452eeab378efde9453996ab5d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:50:59,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:50:59,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:50:59,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:50:59,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:50:59,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:50:59,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:50:59,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:50:59,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:50:59,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:50:59,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:50:59,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:50:59,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:50:59,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:50:59,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:50:59,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:50:59,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:50:59,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:50:59,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:50:59,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:50:59,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:50:59,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:50:59,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:50:59,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:50:59,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:50:59,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:50:59,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:50:59,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:50:59,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:50:59,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:50:59,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:50:59,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:50:59,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:50:59,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:50:59,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:50:59,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:50:59,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:50:59,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:50:59,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:50:59,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:50:59,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:50:59,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:50:59,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:50:59,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:50:59,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:50:59,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:50:59,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:50:59,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:50:59,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:50:59,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:50:59,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:50:59,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:50:59,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:50:59,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:50:59,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:50:59,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:50:59,619 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:50:59,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:50:59,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:50:59,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:50:59,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:50:59,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:50:59,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:50:59,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:50:59,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:50:59,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:50:59,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:50:59,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:50:59,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:50:59,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:50:59,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:50:59,626 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 -> b7af051bc2b9755452eeab378efde9453996ab5d [2019-11-24 20:51:00,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:00,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:00,184 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:00,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:00,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:00,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label26.c [2019-11-24 20:51:00,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57833b576/e070c5e1bb3647068acb65fd3b071970/FLAG3fb1991f4 [2019-11-24 20:51:01,429 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:01,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label26.c [2019-11-24 20:51:01,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57833b576/e070c5e1bb3647068acb65fd3b071970/FLAG3fb1991f4 [2019-11-24 20:51:01,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57833b576/e070c5e1bb3647068acb65fd3b071970 [2019-11-24 20:51:01,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:01,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:01,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:01,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:01,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:01,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:01" (1/1) ... [2019-11-24 20:51:01,996 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 24.11 08:51:01, skipping insertion in model container [2019-11-24 20:51:01,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:01" (1/1) ... [2019-11-24 20:51:02,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:02,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:03,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:03,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:03,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:03,412 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:03,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03 WrapperNode [2019-11-24 20:51:03,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:03,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:03,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:03,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:03,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:03,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:03,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:03,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:03,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:03,787 INFO L168 Benchmark]: Toolchain (without parser) took 1807.02 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 960.7 MB in the end (delta: 958.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:03,788 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:51:03,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1431.19 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 983.6 MB in the end (delta: -22.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:03,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.28 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:03,797 INFO L168 Benchmark]: Boogie Preprocessor took 167.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 960.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:03,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1431.19 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 983.6 MB in the end (delta: -22.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.28 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 960.7 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 0.1.24-32f2683 [2019-11-24 20:51:07,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:07,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:07,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:07,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:07,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:07,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:07,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:07,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:07,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:07,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:07,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:07,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:07,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:07,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:07,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:07,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:07,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:07,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:07,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:07,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:07,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:07,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:07,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:07,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:07,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:07,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:07,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:07,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:07,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:07,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:07,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:07,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:07,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:07,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:07,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:07,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:07,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:07,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:07,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:07,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:07,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:07,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:07,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:07,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:07,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:07,479 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:07,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:07,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:07,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:07,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:07,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:07,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:07,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:07,484 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:07,485 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:07,485 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:07,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:07,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:07,486 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:07,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:07,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:07,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:07,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:07,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:07,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:07,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:07,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:07,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:07,490 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:07,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:07,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:07,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:07,493 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 -> b7af051bc2b9755452eeab378efde9453996ab5d [2019-11-24 20:51:07,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:07,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:07,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:07,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:07,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:07,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label26.c [2019-11-24 20:51:08,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93fe61651/2b209f9f3d04408f8f1621b765d3ffac/FLAG5ac905ec1 [2019-11-24 20:51:09,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:09,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label26.c [2019-11-24 20:51:09,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93fe61651/2b209f9f3d04408f8f1621b765d3ffac/FLAG5ac905ec1 [2019-11-24 20:51:09,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93fe61651/2b209f9f3d04408f8f1621b765d3ffac [2019-11-24 20:51:09,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:09,355 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:09,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:09,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:09,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:09,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:09" (1/1) ... [2019-11-24 20:51:09,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:09, skipping insertion in model container [2019-11-24 20:51:09,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:09" (1/1) ... [2019-11-24 20:51:09,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:09,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:10,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:10,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:10,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:10,900 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:10,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10 WrapperNode [2019-11-24 20:51:10,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:10,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:10,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:10,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:10,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:10,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:11,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:11,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:11,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:11,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:10" (1/1) ... [2019-11-24 20:51:11,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:11,271 INFO L168 Benchmark]: Toolchain (without parser) took 1909.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.3 MB in the end (delta: 14.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:11,273 INFO L168 Benchmark]: CDTParser took 1.34 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 20:51:11,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1542.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:11,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.54 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:11,281 INFO L168 Benchmark]: Boogie Preprocessor took 161.76 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:11,296 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 1542.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.54 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.76 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...