./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label52.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/Problem01_label52.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 05d2a3ff1add36607a16806c355c4adc86a8978e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label52.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 05d2a3ff1add36607a16806c355c4adc86a8978e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:39:46,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:46,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:46,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:46,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:46,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:46,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:46,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:46,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:46,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:46,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:46,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:46,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:46,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:46,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:46,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:46,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:46,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:46,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:46,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:46,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:46,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:46,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:46,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:46,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:46,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:46,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:46,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:46,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:46,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:46,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:46,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:46,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:46,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:46,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:46,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:46,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:46,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:46,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:46,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:46,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:46,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:46,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:46,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:46,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:46,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:46,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:46,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:46,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:46,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:46,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:46,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:46,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:46,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:46,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:46,198 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:46,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:46,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:46,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:46,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:46,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:46,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:46,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:46,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:46,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:46,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:46,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:46,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:46,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:46,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:46,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:46,204 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 -> 05d2a3ff1add36607a16806c355c4adc86a8978e [2019-11-24 20:39:46,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:46,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:46,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:46,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:46,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:46,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label52.c [2019-11-24 20:39:46,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f801bfb/24253aa4ec0147d5871c011767006241/FLAGa839f20b9 [2019-11-24 20:39:47,639 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:47,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label52.c [2019-11-24 20:39:47,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f801bfb/24253aa4ec0147d5871c011767006241/FLAGa839f20b9 [2019-11-24 20:39:47,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f801bfb/24253aa4ec0147d5871c011767006241 [2019-11-24 20:39:47,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:47,848 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:47,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:47,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:47,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:47,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47, skipping insertion in model container [2019-11-24 20:39:47,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:47,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:48,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:48,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:48,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:48,888 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:48,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48 WrapperNode [2019-11-24 20:39:48,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:48,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:48,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:48,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:48,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:49,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:49,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:49,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:49,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:49,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:49,176 INFO L168 Benchmark]: Toolchain (without parser) took 1321.90 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 954.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:49,176 INFO L168 Benchmark]: CDTParser took 3.04 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 20:39:49,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1039.90 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 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:49,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.33 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:49,183 INFO L168 Benchmark]: Boogie Preprocessor took 117.76 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:49,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 1039.90 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 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.33 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.76 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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 20:39:51,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:51,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:51,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:51,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:51,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:51,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:51,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:51,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:51,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:51,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:51,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:51,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:51,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:51,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:51,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:51,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:51,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:51,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:51,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:52,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:52,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:52,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:52,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:52,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:52,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:52,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:52,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:52,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:52,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:52,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:52,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:52,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:52,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:52,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:52,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:52,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:52,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:52,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:52,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:52,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:52,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:52,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:52,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:52,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:52,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:52,073 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:52,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:52,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:52,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:52,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:52,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:52,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:52,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:52,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:52,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:52,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:52,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:52,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:52,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:52,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:52,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:52,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:52,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:52,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:52,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:52,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:52,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:52,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:52,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:52,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:52,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:52,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:52,085 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 -> 05d2a3ff1add36607a16806c355c4adc86a8978e [2019-11-24 20:39:52,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:52,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:52,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:52,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:52,585 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:52,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label52.c [2019-11-24 20:39:52,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5604f5c7/7ea0568b851b4083b077908d684161b4/FLAGc7bb5a094 [2019-11-24 20:39:53,576 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:53,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label52.c [2019-11-24 20:39:53,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5604f5c7/7ea0568b851b4083b077908d684161b4/FLAGc7bb5a094 [2019-11-24 20:39:53,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5604f5c7/7ea0568b851b4083b077908d684161b4 [2019-11-24 20:39:53,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:53,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:53,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:53,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:53,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:53,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:53" (1/1) ... [2019-11-24 20:39:53,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:53, skipping insertion in model container [2019-11-24 20:39:53,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:53" (1/1) ... [2019-11-24 20:39:53,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:53,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:54,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:54,578 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:54,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:54,806 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:54,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54 WrapperNode [2019-11-24 20:39:54,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:54,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:54,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:54,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:54,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:54,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:54,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:54,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:54,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:55,123 INFO L168 Benchmark]: Toolchain (without parser) took 1412.90 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,130 INFO L168 Benchmark]: CDTParser took 0.20 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 20:39:55,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1093.52 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. [2019-11-24 20:39:55,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.01 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. [2019-11-24 20:39:55,136 INFO L168 Benchmark]: Boogie Preprocessor took 140.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 1093.52 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 172.01 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 140.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 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...