./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label03.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/Problem16_label03.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 a0d4e78c45206983589341a57f723bfd36f5431b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label03.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 a0d4e78c45206983589341a57f723bfd36f5431b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:58:27,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:27,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:27,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:27,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:27,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:27,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:27,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:27,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:27,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:27,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:27,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:27,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:27,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:27,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:27,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:27,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:27,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:27,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:27,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:27,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:27,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:27,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:28,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:28,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:28,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:28,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:28,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:28,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:28,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:28,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:28,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:28,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:28,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:28,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:28,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:28,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:28,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:28,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:28,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:28,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:28,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:28,083 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:28,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:28,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:28,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:28,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:28,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:28,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:28,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:28,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:28,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:28,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:28,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:28,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:28,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:28,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:28,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:28,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:28,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:28,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:28,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:28,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:28,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:28,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:28,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:28,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:28,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:28,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:28,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:28,105 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 -> a0d4e78c45206983589341a57f723bfd36f5431b [2019-11-27 15:58:28,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:28,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:28,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:28,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:28,706 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:28,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label03.c [2019-11-27 15:58:28,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279d976f2/e4392686f9b94962adb7270039ccb683/FLAGba4a98ef6 [2019-11-27 15:58:30,312 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:30,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label03.c [2019-11-27 15:58:30,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279d976f2/e4392686f9b94962adb7270039ccb683/FLAGba4a98ef6 [2019-11-27 15:58:30,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279d976f2/e4392686f9b94962adb7270039ccb683 [2019-11-27 15:58:30,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:30,410 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:30,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:30,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:30,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:30,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:30" (1/1) ... [2019-11-27 15:58:30,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29cd52fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:30, skipping insertion in model container [2019-11-27 15:58:30,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:30" (1/1) ... [2019-11-27 15:58:30,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:30,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:32,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:32,495 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:33,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:33,079 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:33,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33 WrapperNode [2019-11-27 15:58:33,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:33,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:33,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:33,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:33,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:33,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:33,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:33,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:33,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:33,770 INFO L168 Benchmark]: Toolchain (without parser) took 3353.26 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 892.2 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:33,771 INFO L168 Benchmark]: CDTParser took 0.46 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 15:58:33,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2668.47 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 932.7 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:33,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.73 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:33,783 INFO L168 Benchmark]: Boogie Preprocessor took 341.22 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:33,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2668.47 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 932.7 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 334.73 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 341.22 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 0.1.24-509859d [2019-11-27 15:58:37,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:37,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:37,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:37,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:37,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:37,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:37,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:37,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:37,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:37,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:37,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:37,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:37,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:37,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:37,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:37,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:37,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:37,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:37,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:37,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:37,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:37,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:37,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:37,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:37,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:37,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:37,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:37,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:37,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:37,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:37,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:37,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:37,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:37,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:37,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:37,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:37,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:37,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:37,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:37,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:37,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:37,909 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:37,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:37,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:37,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:37,915 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:37,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:37,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:37,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:37,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:37,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:37,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:37,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:37,922 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:37,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:37,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:37,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:37,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:37,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:37,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:37,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:37,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:37,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:37,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:37,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:37,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:37,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:37,929 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:37,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:37,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:37,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:37,934 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 -> a0d4e78c45206983589341a57f723bfd36f5431b [2019-11-27 15:58:38,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:38,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:38,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:38,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:38,602 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:38,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label03.c [2019-11-27 15:58:38,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/287e64af3/fc3488d86e57421690a29ac3bda5fe3c/FLAG0c6fdf3ee [2019-11-27 15:58:40,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:40,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label03.c [2019-11-27 15:58:40,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/287e64af3/fc3488d86e57421690a29ac3bda5fe3c/FLAG0c6fdf3ee [2019-11-27 15:58:40,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/287e64af3/fc3488d86e57421690a29ac3bda5fe3c [2019-11-27 15:58:40,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:40,325 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:40,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:40,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:40,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:40,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:40" (1/1) ... [2019-11-27 15:58:40,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:40, skipping insertion in model container [2019-11-27 15:58:40,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:40" (1/1) ... [2019-11-27 15:58:40,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:40,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:42,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:42,394 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:42,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:42,981 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:42,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42 WrapperNode [2019-11-27 15:58:42,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:42,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:42,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:42,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:43,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:43,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:43,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:43,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:43,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:43,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:43,705 INFO L168 Benchmark]: Toolchain (without parser) took 3374.86 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 892.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,710 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 15:58:43,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2653.09 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 349.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,719 INFO L168 Benchmark]: Boogie Preprocessor took 362.76 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2653.09 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 349.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 362.76 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 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...