./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label41.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 8afc12ef0f10ef3dd28a2609b745763951bf0186 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label41.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 8afc12ef0f10ef3dd28a2609b745763951bf0186 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:31,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:31,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:31,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:31,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:31,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:31,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:31,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:31,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:31,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:31,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:31,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:31,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:31,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:31,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:31,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:31,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:31,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:31,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:31,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:31,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:31,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:31,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:31,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:31,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:31,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:31,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:31,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:31,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:31,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:31,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:31,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:31,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:31,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:31,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:31,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:31,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:31,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:31,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:31,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:31,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:31,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:32,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:32,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:32,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:32,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:32,039 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:32,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:32,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:32,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:32,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:32,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:32,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:32,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:32,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:32,044 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:32,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:32,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:32,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:32,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:32,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:32,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:32,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:32,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:32,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:32,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:32,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:32,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:32,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:32,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:32,058 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 -> 8afc12ef0f10ef3dd28a2609b745763951bf0186 [2019-11-27 15:57:32,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:32,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:32,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:32,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:32,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:32,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 15:57:32,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0750f967e/f0126a320ead4dc290fe3236460e2867/FLAG76a5346b1 [2019-11-27 15:57:34,189 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:34,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 15:57:34,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0750f967e/f0126a320ead4dc290fe3236460e2867/FLAG76a5346b1 [2019-11-27 15:57:34,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0750f967e/f0126a320ead4dc290fe3236460e2867 [2019-11-27 15:57:34,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:34,292 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:34,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:34,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:34,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:34,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34, skipping insertion in model container [2019-11-27 15:57:34,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:34,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:35,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:35,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:36,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:36,090 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:36,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36 WrapperNode [2019-11-27 15:57:36,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:36,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:36,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:36,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:36,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:36,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:36,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:36,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:36,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:36,545 INFO L168 Benchmark]: Toolchain (without parser) took 2247.50 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 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:36,546 INFO L168 Benchmark]: CDTParser took 2.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:36,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1792.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:36,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.24 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:36,553 INFO L168 Benchmark]: Boogie Preprocessor took 193.50 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:36,565 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 1792.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.24 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.50 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:40,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:40,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:40,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:40,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:40,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:40,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:40,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:40,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:40,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:40,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:40,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:40,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:40,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:40,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:40,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:40,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:40,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:40,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:40,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:40,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:40,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:40,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:40,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:40,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:40,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:40,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:40,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:40,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:40,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:40,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:40,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:40,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:40,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:40,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:40,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:40,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:40,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:40,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:40,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:40,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:40,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:40,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:40,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:40,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:40,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:40,768 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:40,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:40,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:40,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:40,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:40,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:40,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:40,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:40,773 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:40,774 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:40,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:40,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:40,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:40,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:40,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:40,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:40,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:40,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:40,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:40,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:40,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:40,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:40,783 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:40,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:40,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:40,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:40,786 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 -> 8afc12ef0f10ef3dd28a2609b745763951bf0186 [2019-11-27 15:57:41,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:41,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:41,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:41,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:41,418 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:41,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 15:57:41,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12d20a94/8eccb28814544609919a6d58562528f4/FLAG368d45a3f [2019-11-27 15:57:43,026 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:43,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 15:57:43,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12d20a94/8eccb28814544609919a6d58562528f4/FLAG368d45a3f [2019-11-27 15:57:43,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12d20a94/8eccb28814544609919a6d58562528f4 [2019-11-27 15:57:43,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:43,125 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:43,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:43,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:43,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:43,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43, skipping insertion in model container [2019-11-27 15:57:43,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:43,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:44,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:44,595 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:44,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:44,998 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:44,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44 WrapperNode [2019-11-27 15:57:44,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:45,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:45,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:45,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:45,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:45,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:45,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:45,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:45,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:45,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:45,421 INFO L168 Benchmark]: Toolchain (without parser) took 2294.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,426 INFO L168 Benchmark]: CDTParser took 3.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:45,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1872.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.82 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,433 INFO L168 Benchmark]: Boogie Preprocessor took 183.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,444 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.30 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 1872.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.82 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 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...