./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label30.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/Problem06_label30.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 9900d13cc459b6d08de09f4270f837516a8a14dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label30.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 9900d13cc459b6d08de09f4270f837516a8a14dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:37:47,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:47,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:47,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:47,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:47,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:47,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:47,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:47,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:47,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:47,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:47,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:47,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:47,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:47,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:47,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:47,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:47,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:47,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:47,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:47,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:47,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:47,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:47,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:47,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:47,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:47,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:47,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:47,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:47,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:47,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:47,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:47,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:47,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:47,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:47,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:47,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:47,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:47,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:47,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:47,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:47,494 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:47,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:47,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:47,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:47,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:47,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:47,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:47,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:47,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:47,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:47,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:47,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:47,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:47,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:47,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:47,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:47,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:47,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:47,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:47,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:47,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:47,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:47,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:47,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:47,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:47,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:47,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:47,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:47,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:47,576 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 -> 9900d13cc459b6d08de09f4270f837516a8a14dc [2019-11-26 16:37:48,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:48,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:48,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:48,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:48,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:48,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-26 16:37:48,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a83de848/f2219411250e46748a1a2bde7fec1b3e/FLAG2681e8c62 [2019-11-26 16:37:50,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:50,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-26 16:37:50,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a83de848/f2219411250e46748a1a2bde7fec1b3e/FLAG2681e8c62 [2019-11-26 16:37:50,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a83de848/f2219411250e46748a1a2bde7fec1b3e [2019-11-26 16:37:50,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:50,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:50,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:50,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:50,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:50,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:50" (1/1) ... [2019-11-26 16:37:50,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:50, skipping insertion in model container [2019-11-26 16:37:50,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:50" (1/1) ... [2019-11-26 16:37:50,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:51,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:55,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:55,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:58,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:58,180 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:58,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58 WrapperNode [2019-11-26 16:37:58,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:58,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:58,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:58,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:58,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:58,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:59,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:59,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:59,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:59,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:59,743 INFO L168 Benchmark]: Toolchain (without parser) took 9268.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 781.0 MB in the end (delta: 152.1 MB). Peak memory consumption was 152.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,744 INFO L168 Benchmark]: CDTParser took 0.40 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 16:37:59,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7711.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.2 MB in the end (delta: 25.9 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 847.03 ms. Allocated memory is still 1.0 GB. Free memory was 907.2 MB in the beginning and 831.5 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,756 INFO L168 Benchmark]: Boogie Preprocessor took 701.73 ms. Allocated memory is still 1.0 GB. Free memory was 831.5 MB in the beginning and 781.0 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,772 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 7711.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.2 MB in the end (delta: 25.9 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 847.03 ms. Allocated memory is still 1.0 GB. Free memory was 907.2 MB in the beginning and 831.5 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 701.73 ms. Allocated memory is still 1.0 GB. Free memory was 831.5 MB in the beginning and 781.0 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:38:03,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:03,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:03,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:03,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:03,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:03,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:03,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:03,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:03,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:03,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:03,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:03,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:03,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:03,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:03,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:03,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:03,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:03,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:03,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:03,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:03,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:03,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:03,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:03,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:03,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:03,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:03,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:03,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:03,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:03,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:03,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:03,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:03,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:03,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:03,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:03,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:03,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:03,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:03,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:03,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:03,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:03,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:03,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:03,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:03,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:03,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:03,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:03,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:03,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:03,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:03,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:03,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:03,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:03,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:03,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:03,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:03,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:03,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:03,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:03,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:03,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:03,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:03,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:03,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:03,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:03,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:03,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:03,794 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:03,794 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:03,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:03,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:03,796 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 -> 9900d13cc459b6d08de09f4270f837516a8a14dc [2019-11-26 16:38:04,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:04,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:04,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:04,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:04,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:04,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-26 16:38:04,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e4c31173/be07f4310f2d45029e87bae5a3b6535d/FLAG2e898f661 [2019-11-26 16:38:06,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:06,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-26 16:38:06,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e4c31173/be07f4310f2d45029e87bae5a3b6535d/FLAG2e898f661 [2019-11-26 16:38:06,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e4c31173/be07f4310f2d45029e87bae5a3b6535d [2019-11-26 16:38:06,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:06,811 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:06,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:06,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:06,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:06,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,833 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 26.11 04:38:06, skipping insertion in model container [2019-11-26 16:38:06,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:07,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:11,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:11,857 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:14,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:14,332 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:14,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14 WrapperNode [2019-11-26 16:38:14,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:14,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:14,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:14,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:14,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:15,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:15,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:15,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:15,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:15,936 INFO L168 Benchmark]: Toolchain (without parser) took 9124.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 766.3 MB in the end (delta: 166.8 MB). Peak memory consumption was 166.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,937 INFO L168 Benchmark]: CDTParser took 0.35 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 16:38:15,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7520.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 893.4 MB in the end (delta: 39.7 MB). Peak memory consumption was 270.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 882.32 ms. Allocated memory is still 1.0 GB. Free memory was 893.4 MB in the beginning and 817.7 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,943 INFO L168 Benchmark]: Boogie Preprocessor took 702.13 ms. Allocated memory is still 1.0 GB. Free memory was 817.7 MB in the beginning and 766.3 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 7520.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 893.4 MB in the end (delta: 39.7 MB). Peak memory consumption was 270.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 882.32 ms. Allocated memory is still 1.0 GB. Free memory was 893.4 MB in the beginning and 817.7 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 702.13 ms. Allocated memory is still 1.0 GB. Free memory was 817.7 MB in the beginning and 766.3 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...