./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label18.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 ed29b44a6f9564cbed38c70bbb18181a8a1a6c41 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label18.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 ed29b44a6f9564cbed38c70bbb18181a8a1a6c41 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:53:57,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:57,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:57,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:57,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:57,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:57,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:57,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:57,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:57,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:57,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:57,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:57,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:57,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:57,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:57,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:57,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:57,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:57,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:57,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:57,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:57,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:57,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:57,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:57,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:57,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:57,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:57,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:57,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:57,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:57,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:57,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:57,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:57,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:57,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:57,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:57,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:57,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:57,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:57,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:57,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:57,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:53:57,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:57,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:57,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:57,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:57,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:57,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:57,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:57,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:53:57,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:57,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:57,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:57,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:57,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:57,706 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:57,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:57,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:57,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:57,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:57,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:57,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:57,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:57,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:57,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:57,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:57,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:57,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:53:57,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:53:57,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:57,716 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 -> ed29b44a6f9564cbed38c70bbb18181a8a1a6c41 [2019-11-27 15:53:58,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:58,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:58,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:58,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:58,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:58,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label18.c [2019-11-27 15:53:58,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7308e4537/193b871a65704d52acdb5116e142f672/FLAG213a0546c [2019-11-27 15:53:59,701 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:59,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label18.c [2019-11-27 15:53:59,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7308e4537/193b871a65704d52acdb5116e142f672/FLAG213a0546c [2019-11-27 15:54:00,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7308e4537/193b871a65704d52acdb5116e142f672 [2019-11-27 15:54:00,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:00,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:00,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:00,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:00,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:00,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:00" (1/1) ... [2019-11-27 15:54:00,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164a7f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:00, skipping insertion in model container [2019-11-27 15:54:00,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:00" (1/1) ... [2019-11-27 15:54:00,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:00,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:01,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:01,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:01,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:01,747 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:01,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01 WrapperNode [2019-11-27 15:54:01,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:01,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:01,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:01,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:01,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:01,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:01,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:01,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:01,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:01,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:02,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:02,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:02,220 INFO L168 Benchmark]: Toolchain (without parser) took 2047.21 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:02,226 INFO L168 Benchmark]: CDTParser took 0.32 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 15:54:02,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1576.09 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 972.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,232 INFO L168 Benchmark]: Boogie Preprocessor took 228.83 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1576.09 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 972.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.83 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:54:06,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:06,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:06,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:06,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:06,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:06,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:06,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:06,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:06,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:06,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:06,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:06,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:06,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:06,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:06,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:06,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:06,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:06,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:06,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:06,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:06,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:06,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:06,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:06,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:06,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:06,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:06,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:06,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:06,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:06,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:06,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:06,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:06,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:06,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:06,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:06,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:06,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:06,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:06,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:06,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:06,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:06,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:06,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:06,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:06,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:06,269 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:06,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:06,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:06,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:06,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:06,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:06,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:06,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:06,274 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:06,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:06,277 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:06,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:06,277 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:06,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:06,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:06,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:06,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:06,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:06,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:06,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:06,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:06,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:06,283 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:06,284 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:06,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:06,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:06,286 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 -> ed29b44a6f9564cbed38c70bbb18181a8a1a6c41 [2019-11-27 15:54:06,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:06,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:06,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:06,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:06,833 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:06,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label18.c [2019-11-27 15:54:06,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ff4cb90/2383599eddae48eeb7f332670986383b/FLAGb9dbed174 [2019-11-27 15:54:08,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:08,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label18.c [2019-11-27 15:54:08,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ff4cb90/2383599eddae48eeb7f332670986383b/FLAGb9dbed174 [2019-11-27 15:54:08,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ff4cb90/2383599eddae48eeb7f332670986383b [2019-11-27 15:54:08,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:08,362 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:08,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:08,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:08,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:08,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:08" (1/1) ... [2019-11-27 15:54:08,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:08, skipping insertion in model container [2019-11-27 15:54:08,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:08" (1/1) ... [2019-11-27 15:54:08,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:08,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:09,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:09,660 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:09,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:09,972 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:09,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09 WrapperNode [2019-11-27 15:54:09,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:09,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:09,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:09,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:10,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:10,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:10,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:10,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:10,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:09" (1/1) ... [2019-11-27 15:54:10,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:10,420 INFO L168 Benchmark]: Toolchain (without parser) took 2056.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.9 MB in the end (delta: 775.8 kB). Peak memory consumption was 841.4 kB. Max. memory is 12.5 GB. [2019-11-27 15:54:10,427 INFO L168 Benchmark]: CDTParser took 3.05 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 15:54:10,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1613.40 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 966.6 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:10,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:10,437 INFO L168 Benchmark]: Boogie Preprocessor took 196.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:10,450 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.05 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 1613.40 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 966.6 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...