./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem11_label23.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 21f83ead38e7a5ce477fcca71badc56a222dddb6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label23.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 21f83ead38e7a5ce477fcca71badc56a222dddb6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:37:54,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:54,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:54,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:54,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:54,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:54,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:54,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:54,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:54,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:54,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:54,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:54,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:54,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:54,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:54,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:54,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:54,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:54,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:54,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:54,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:54,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:54,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:54,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:54,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:54,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:54,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:54,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:54,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:54,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:54,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:54,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:54,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:54,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:55,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:55,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:55,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:55,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:55,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:55,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:55,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:55,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:55,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:55,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:55,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:55,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:55,062 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:55,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:55,063 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:55,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:55,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:55,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:55,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:55,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:55,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:55,068 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:55,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:55,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:55,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:55,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:55,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:55,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:55,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:55,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:55,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:55,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:55,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:55,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:55,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:55,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:55,077 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 -> 21f83ead38e7a5ce477fcca71badc56a222dddb6 [2019-11-25 22:37:55,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:55,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:55,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:55,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:55,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:55,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-25 22:37:55,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790d5b29c/b58d3feb7cb24deba8a4735f53b5ba8c/FLAG76e25afcc [2019-11-25 22:37:57,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:57,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-25 22:37:57,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790d5b29c/b58d3feb7cb24deba8a4735f53b5ba8c/FLAG76e25afcc [2019-11-25 22:37:57,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790d5b29c/b58d3feb7cb24deba8a4735f53b5ba8c [2019-11-25 22:37:57,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:57,289 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:57,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:57,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:57,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:57,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:57" (1/1) ... [2019-11-25 22:37:57,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:57, skipping insertion in model container [2019-11-25 22:37:57,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:57" (1/1) ... [2019-11-25 22:37:57,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:57,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:58,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:58,843 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:59,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:59,269 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:59,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59 WrapperNode [2019-11-25 22:37:59,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:59,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:59,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:59,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:59,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:59,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:59,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:59,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:59,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:59,930 INFO L168 Benchmark]: Toolchain (without parser) took 2636.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 921.8 MB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:59,932 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 22:37:59,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1980.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:59,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 364.56 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:59,942 INFO L168 Benchmark]: Boogie Preprocessor took 281.81 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:59,954 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1980.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 364.56 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 281.81 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:03,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:03,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:03,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:03,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:03,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:03,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:03,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:03,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:03,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:03,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:03,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:03,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:03,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:03,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:03,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:03,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:03,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:03,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:03,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:03,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:03,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:03,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:03,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:03,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:03,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:03,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:03,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:03,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:03,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:03,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:03,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:03,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:03,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:03,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:03,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:03,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:03,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:03,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:03,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:03,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:03,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:03,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:03,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:03,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:03,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:03,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:03,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:03,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:03,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:03,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:03,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:03,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:03,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:03,953 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:03,953 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:03,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:03,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:03,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:03,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:03,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:03,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:03,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:03,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:03,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:03,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:03,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:03,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:03,964 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:03,964 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:03,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:03,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:03,969 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 -> 21f83ead38e7a5ce477fcca71badc56a222dddb6 [2019-11-25 22:38:04,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:04,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:04,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:04,559 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:04,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:04,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-25 22:38:04,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/020828d79/9ddc0fd93f0946858d512fbc75404cd8/FLAG665c44c92 [2019-11-25 22:38:06,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:06,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-25 22:38:06,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/020828d79/9ddc0fd93f0946858d512fbc75404cd8/FLAG665c44c92 [2019-11-25 22:38:06,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/020828d79/9ddc0fd93f0946858d512fbc75404cd8 [2019-11-25 22:38:06,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:06,545 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:06,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:06,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:06,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:06,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:06" (1/1) ... [2019-11-25 22:38:06,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:06, skipping insertion in model container [2019-11-25 22:38:06,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:06" (1/1) ... [2019-11-25 22:38:06,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:06,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:08,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:08,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:08,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:08,752 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:08,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08 WrapperNode [2019-11-25 22:38:08,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:08,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:08,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:08,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:08,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:08,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:08,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:08,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:08,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:08,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:09,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:09,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:09,225 INFO L168 Benchmark]: Toolchain (without parser) took 2674.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 921.8 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,225 INFO L168 Benchmark]: CDTParser took 1.94 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. [2019-11-25 22:38:09,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2204.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 939.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.11 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,236 INFO L168 Benchmark]: Boogie Preprocessor took 221.52 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 921.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,247 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 2204.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 939.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.11 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.52 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 921.8 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...