./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label00.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/Problem17_label00.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 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label00.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 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:56:02,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:02,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:02,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:02,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:02,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:02,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:02,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:02,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:02,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:02,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:02,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:02,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:02,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:02,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:02,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:02,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:02,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:02,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:02,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:02,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:02,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:02,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:02,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:02,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:02,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:02,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:02,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:02,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:02,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:02,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:02,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:02,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:02,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:02,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:02,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:02,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:02,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:02,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:02,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:02,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:02,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:02,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:02,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:02,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:02,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:02,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:02,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:02,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:02,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:02,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:02,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:02,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:02,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:02,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:02,390 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:02,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:02,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:02,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:02,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:02,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:02,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:02,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:02,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:02,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:02,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:02,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:02,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:02,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:02,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:02,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:02,399 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 -> 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 [2019-11-24 20:56:02,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:03,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:03,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:03,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:03,025 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:03,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-24 20:56:03,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3333574c/25200631fc39467389b0b4a38a0a4e5d/FLAG807a022cf [2019-11-24 20:56:04,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:04,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-24 20:56:04,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3333574c/25200631fc39467389b0b4a38a0a4e5d/FLAG807a022cf [2019-11-24 20:56:04,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3333574c/25200631fc39467389b0b4a38a0a4e5d [2019-11-24 20:56:04,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:04,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:04,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:04,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:04,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:04,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:04" (1/1) ... [2019-11-24 20:56:04,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:04, skipping insertion in model container [2019-11-24 20:56:04,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:04" (1/1) ... [2019-11-24 20:56:04,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:05,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:07,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:07,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:08,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:08,307 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:08,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08 WrapperNode [2019-11-24 20:56:08,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:08,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:08,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:08,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:08,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:08,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:08,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:08,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:08,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:08,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:09,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:09,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:09,779 INFO L168 Benchmark]: Toolchain (without parser) took 4950.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.1 MB in the end (delta: 179.9 MB). Peak memory consumption was 179.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:09,780 INFO L168 Benchmark]: CDTParser took 2.08 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 20:56:09,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3483.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.2 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:09,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 655.63 ms. Allocated memory is still 1.0 GB. Free memory was 868.2 MB in the beginning and 810.9 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:09,791 INFO L168 Benchmark]: Boogie Preprocessor took 800.35 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.1 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:09,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 3483.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.2 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 655.63 ms. Allocated memory is still 1.0 GB. Free memory was 868.2 MB in the beginning and 810.9 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 800.35 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.1 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 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 20:56:13,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:13,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:13,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:13,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:13,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:13,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:13,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:13,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:13,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:13,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:13,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:13,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:13,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:13,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:13,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:13,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:13,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:13,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:13,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:13,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:13,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:13,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:13,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:13,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:13,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:13,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:13,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:13,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:13,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:13,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:13,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:13,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:13,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:13,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:13,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:13,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:13,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:13,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:13,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:13,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:13,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:13,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:13,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:13,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:13,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:13,926 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:13,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:13,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:13,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:13,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:13,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:13,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:13,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:13,931 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:13,934 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:13,934 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:13,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:13,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:13,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:13,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:13,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:13,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:13,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:13,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:13,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:13,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:13,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:13,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:13,940 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:13,941 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:13,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:13,943 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:13,945 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 -> 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 [2019-11-24 20:56:14,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:14,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:14,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:14,598 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:14,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:14,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-24 20:56:14,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d72d3c1ed/ea00e3ac68e6440f839b6c45635ca119/FLAG2e9711ee4 [2019-11-24 20:56:16,295 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:16,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-24 20:56:16,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d72d3c1ed/ea00e3ac68e6440f839b6c45635ca119/FLAG2e9711ee4 [2019-11-24 20:56:16,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d72d3c1ed/ea00e3ac68e6440f839b6c45635ca119 [2019-11-24 20:56:16,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:16,399 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:16,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:16,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:16,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:16,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16, skipping insertion in model container [2019-11-24 20:56:16,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:16,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:19,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:19,133 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:20,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:20,402 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:20,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20 WrapperNode [2019-11-24 20:56:20,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:20,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:20,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:20,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:20,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:20,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:20,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:20,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:20,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:20,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:20,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:20,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:20,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:20,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:21,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:21,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:21,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:20" (1/1) ... [2019-11-24 20:56:21,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:21,290 INFO L168 Benchmark]: Toolchain (without parser) took 4887.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:21,293 INFO L168 Benchmark]: CDTParser took 2.88 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:56:21,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4000.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:21,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 396.59 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:21,304 INFO L168 Benchmark]: Boogie Preprocessor took 477.25 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:21,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4000.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 396.59 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 477.25 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...