./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label22.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 9ec24f7617b5c4a595bb9b645742d14d16bca76d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label22.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 9ec24f7617b5c4a595bb9b645742d14d16bca76d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:37,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:37,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:37,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:37,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:37,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:37,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:37,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:37,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:37,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:37,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:37,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:37,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:37,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:37,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:37,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:37,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:37,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:37,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:37,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:37,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:37,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:37,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:37,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:37,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:37,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:37,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:37,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:37,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:37,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:37,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:37,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:37,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:37,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:37,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:37,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:37,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:37,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:37,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:37,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:37,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:37,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:37,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:37,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:37,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:37,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:37,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:37,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:37,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:37,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:37,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:37,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:37,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:37,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:37,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:37,614 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:37,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:37,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:37,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:37,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:37,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:37,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:37,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:37,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:37,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:37,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:37,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:37,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:37,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:37,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:37,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:37,625 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 -> 9ec24f7617b5c4a595bb9b645742d14d16bca76d [2019-11-24 20:55:38,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:38,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:38,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:38,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:38,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:38,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label22.c [2019-11-24 20:55:38,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74f5096c/bc24a56b65154307a3ddbce9a08b4c32/FLAG12ee782db [2019-11-24 20:55:39,970 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:39,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label22.c [2019-11-24 20:55:40,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74f5096c/bc24a56b65154307a3ddbce9a08b4c32/FLAG12ee782db [2019-11-24 20:55:40,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74f5096c/bc24a56b65154307a3ddbce9a08b4c32 [2019-11-24 20:55:40,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:40,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:40,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:40,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:40,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:40,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:40" (1/1) ... [2019-11-24 20:55:40,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:40, skipping insertion in model container [2019-11-24 20:55:40,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:40" (1/1) ... [2019-11-24 20:55:40,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:40,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:41,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:41,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:42,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:42,441 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:42,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42 WrapperNode [2019-11-24 20:55:42,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:42,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:42,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:42,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:42,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:42,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:42,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:42,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:42,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:43,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:43,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:43,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:43,157 INFO L168 Benchmark]: Toolchain (without parser) took 3081.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:43,159 INFO L168 Benchmark]: CDTParser took 3.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:43,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2367.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:43,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:43,169 INFO L168 Benchmark]: Boogie Preprocessor took 363.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:43,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.83 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 2367.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 363.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:47,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:47,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:47,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:47,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:47,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:47,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:47,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:47,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:47,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:47,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:47,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:47,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:47,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:47,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:47,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:47,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:47,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:47,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:47,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:47,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:47,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:47,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:47,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:47,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:47,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:47,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:47,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:47,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:47,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:47,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:47,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:47,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:47,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:47,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:47,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:47,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:47,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:47,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:47,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:47,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:47,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:47,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:47,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:47,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:47,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:47,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:47,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:47,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:47,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:47,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:47,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:47,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:47,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:47,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:47,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:47,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:47,274 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:47,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:47,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:47,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:47,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:47,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:47,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:47,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:47,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:47,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:47,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:47,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:47,284 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:47,285 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:47,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:47,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:47,287 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 -> 9ec24f7617b5c4a595bb9b645742d14d16bca76d [2019-11-24 20:55:47,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:47,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:47,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:47,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:47,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:47,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label22.c [2019-11-24 20:55:48,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a76b9d718/f2939360e40844e299e2b9654666e7a0/FLAG95d264d1d [2019-11-24 20:55:49,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:49,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label22.c [2019-11-24 20:55:49,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a76b9d718/f2939360e40844e299e2b9654666e7a0/FLAG95d264d1d [2019-11-24 20:55:49,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a76b9d718/f2939360e40844e299e2b9654666e7a0 [2019-11-24 20:55:49,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:49,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:49,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:49,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:49,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:49,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:49" (1/1) ... [2019-11-24 20:55:49,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:49, skipping insertion in model container [2019-11-24 20:55:49,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:49" (1/1) ... [2019-11-24 20:55:49,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:49,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:51,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:51,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:52,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:52,302 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:52,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52 WrapperNode [2019-11-24 20:55:52,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:52,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:52,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:52,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:52,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:52,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:52,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:52,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:52,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:52,837 INFO L168 Benchmark]: Toolchain (without parser) took 3104.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:52,838 INFO L168 Benchmark]: CDTParser took 3.59 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. [2019-11-24 20:55:52,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2572.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:52,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.52 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:52,848 INFO L168 Benchmark]: Boogie Preprocessor took 229.94 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:52,858 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 2572.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.52 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.94 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...