./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem12_label34.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 1271bc061b1133aa021e0d67d74bc738bbb9eb29 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label34.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 1271bc061b1133aa021e0d67d74bc738bbb9eb29 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:39,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:39,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:39,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:39,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:39,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:39,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:39,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:39,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:39,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:39,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:39,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:39,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:39,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:39,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:39,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:39,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:39,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:39,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:39,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:39,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:39,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:39,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:39,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:39,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:39,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:39,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:39,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:39,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:39,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:39,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:39,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:39,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:39,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:39,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:39,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:39,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:39,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:39,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:39,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:39,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:39,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:40,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:40,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:40,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:40,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:40,024 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:40,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:40,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:40,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:40,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:40,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:40,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:40,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:40,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:40,032 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:40,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:40,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:40,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:40,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:40,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:40,035 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:40,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:40,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:40,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:40,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:40,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:40,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:40,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:40,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:40,041 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 -> 1271bc061b1133aa021e0d67d74bc738bbb9eb29 [2019-11-26 16:46:40,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:40,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:40,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:40,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:40,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:40,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-26 16:46:40,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc57dfe9/77ee641fb1654ceba7c82adc32b44dbc/FLAG08108d9be [2019-11-26 16:46:42,369 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:42,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-26 16:46:42,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc57dfe9/77ee641fb1654ceba7c82adc32b44dbc/FLAG08108d9be [2019-11-26 16:46:42,485 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc57dfe9/77ee641fb1654ceba7c82adc32b44dbc [2019-11-26 16:46:42,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:42,499 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:42,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:42,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:42,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:42,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,524 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 26.11 04:46:42, skipping insertion in model container [2019-11-26 16:46:42,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:42,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:45,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:45,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:47,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:47,246 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:47,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47 WrapperNode [2019-11-26 16:46:47,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:47,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:47,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:48,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:48,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:48,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:49,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:49,701 INFO L168 Benchmark]: Toolchain (without parser) took 7194.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 912.9 MB in the end (delta: 37.3 MB). Peak memory consumption was 316.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,702 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-26 16:46:49,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4748.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 876.53 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,712 INFO L168 Benchmark]: Boogie Preprocessor took 1560.98 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 912.9 MB in the end (delta: -160.8 MB). Peak memory consumption was 118.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,723 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 4748.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 876.53 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1560.98 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 912.9 MB in the end (delta: -160.8 MB). Peak memory consumption was 118.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:53,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:53,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:53,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:54,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:54,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:54,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:54,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:54,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:54,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:54,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:54,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:54,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:54,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:54,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:54,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:54,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:54,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:54,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:54,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:54,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:54,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:54,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:54,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:54,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:54,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:54,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:54,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:54,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:54,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:54,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:54,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:54,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:54,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:54,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:54,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:54,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:54,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:54,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:54,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:54,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:54,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:54,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:54,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:54,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:54,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:54,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:54,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:54,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:54,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:54,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:54,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:54,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:54,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:54,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:54,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:54,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:54,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:54,202 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:54,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:54,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:54,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:54,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:54,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:54,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:54,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:54,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:54,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:54,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:54,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:54,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:54,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:54,210 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 -> 1271bc061b1133aa021e0d67d74bc738bbb9eb29 [2019-11-26 16:46:54,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:54,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:54,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:54,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:54,909 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:54,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-26 16:46:55,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c433262f4/7ec7f12acad24947b1286bf11207a795/FLAG6089b2573 [2019-11-26 16:46:56,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:56,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-26 16:46:56,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c433262f4/7ec7f12acad24947b1286bf11207a795/FLAG6089b2573 [2019-11-26 16:46:56,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c433262f4/7ec7f12acad24947b1286bf11207a795 [2019-11-26 16:46:56,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:56,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:56,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:56,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:56,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:56,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,834 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 26.11 04:46:56, skipping insertion in model container [2019-11-26 16:46:56,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:57,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:00,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:00,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:02,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:02,159 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:02,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02 WrapperNode [2019-11-26 16:47:02,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:02,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:02,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:02,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:02,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:02,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:02,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:02,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:02,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:03,462 INFO L168 Benchmark]: Toolchain (without parser) took 6650.01 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 943.3 MB in the end (delta: 12.7 MB). Peak memory consumption was 292.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,463 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:47:03,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5348.71 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 483.61 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,474 INFO L168 Benchmark]: Boogie Preprocessor took 805.07 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.3 MB in the end (delta: -202.6 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5348.71 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 483.61 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.07 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.3 MB in the end (delta: -202.6 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...