./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label02.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/Problem18_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:53,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:53,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:53,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:53,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:53,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:53,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:53,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:53,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:53,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:53,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:53,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:53,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:53,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:53,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:53,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:53,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:53,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:53,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:53,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:53,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:53,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:53,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:53,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:53,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:53,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:53,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:53,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:53,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:53,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:53,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:53,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:53,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:53,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:53,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:53,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:53,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:53,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:53,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:53,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:53,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:53,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:54,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:54,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:54,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:54,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:54,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:54,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:54,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:54,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:54,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:54,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:54,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:54,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:54,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:54,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:54,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:54,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:54,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:54,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:54,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:54,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:54,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:54,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:54,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:54,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:54,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:54,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:54,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:54,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:54,047 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-26 16:50:54,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:54,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:54,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:54,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:54,620 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:54,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-26 16:50:54,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c292af1a9/f4242986e4d6401399f01f7af26a5152/FLAGf88ddd6ad [2019-11-26 16:50:56,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:56,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-26 16:50:56,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c292af1a9/f4242986e4d6401399f01f7af26a5152/FLAGf88ddd6ad [2019-11-26 16:50:56,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c292af1a9/f4242986e4d6401399f01f7af26a5152 [2019-11-26 16:50:56,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:56,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:56,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:56,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:56,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:56,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,516 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 04:50:56, skipping insertion in model container [2019-11-26 16:50:56,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:56,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:59,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:59,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:00,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:00,315 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:00,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00 WrapperNode [2019-11-26 16:51:00,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:00,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:00,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:00,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:00,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:00,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:00,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:00,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:00,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:01,530 INFO L168 Benchmark]: Toolchain (without parser) took 5030.95 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 804.1 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,531 INFO L168 Benchmark]: CDTParser took 2.57 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 16:51:01,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3826.14 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 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 605.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,541 INFO L168 Benchmark]: Boogie Preprocessor took 591.37 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 3826.14 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 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 605.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 591.37 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:51:05,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:05,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:05,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:05,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:05,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:05,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:05,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:05,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:05,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:05,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:05,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:05,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:05,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:05,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:05,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:05,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:05,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:05,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:05,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:05,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:05,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:05,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:05,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:05,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:05,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:05,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:05,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:05,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:05,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:05,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:05,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:05,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:05,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:05,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:05,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:05,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:05,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:05,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:05,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:05,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:05,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:05,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:05,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:05,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:05,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:05,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:05,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:05,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:05,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:05,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:05,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:05,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:05,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:05,706 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:05,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:05,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:05,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:05,708 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:05,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:05,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:05,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:05,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:05,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:05,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:05,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:05,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:05,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:05,714 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:05,715 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:05,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:05,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:05,721 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-26 16:51:06,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:06,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:06,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:06,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:06,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:06,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-26 16:51:06,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d1ff0983/fff0f6c6862e4e3082936aff242d8abe/FLAG5b9e8f3d7 [2019-11-26 16:51:07,968 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:07,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-26 16:51:08,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d1ff0983/fff0f6c6862e4e3082936aff242d8abe/FLAG5b9e8f3d7 [2019-11-26 16:51:08,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d1ff0983/fff0f6c6862e4e3082936aff242d8abe [2019-11-26 16:51:08,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:08,158 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:08,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:08,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:08,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:08,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08, skipping insertion in model container [2019-11-26 16:51:08,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:08,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:11,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:11,066 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:12,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:12,265 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:12,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12 WrapperNode [2019-11-26 16:51:12,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:12,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:12,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:12,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:12,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:12,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:12,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:12,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:12,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:13,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:13,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:13,076 INFO L168 Benchmark]: Toolchain (without parser) took 4913.14 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 814.1 MB in the end (delta: 136.1 MB). Peak memory consumption was 136.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:13,079 INFO L168 Benchmark]: CDTParser took 0.34 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 16:51:13,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4103.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 860.0 MB in the end (delta: 90.3 MB). Peak memory consumption was 90.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:13,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.70 ms. Allocated memory is still 1.0 GB. Free memory was 860.0 MB in the beginning and 831.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:13,088 INFO L168 Benchmark]: Boogie Preprocessor took 367.73 ms. Allocated memory is still 1.0 GB. Free memory was 831.3 MB in the beginning and 814.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:13,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4103.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 860.0 MB in the end (delta: 90.3 MB). Peak memory consumption was 90.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.70 ms. Allocated memory is still 1.0 GB. Free memory was 860.0 MB in the beginning and 831.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.73 ms. Allocated memory is still 1.0 GB. Free memory was 831.3 MB in the beginning and 814.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...