./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label14.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/Problem02_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:03,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:03,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:03,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:03,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:03,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:03,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:03,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:03,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:03,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:03,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:03,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:03,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:03,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:03,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:03,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:03,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:03,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:03,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:03,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:03,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:03,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:03,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:03,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:03,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:03,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:03,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:03,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:03,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:03,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:03,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:03,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:03,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:03,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:03,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:03,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:03,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:03,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:03,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:03,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:03,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:03,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:03,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:03,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:03,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:03,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:03,666 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:03,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:03,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:03,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:03,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:03,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:03,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:03,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:03,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:03,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:03,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:03,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:03,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:03,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:03,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:03,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:03,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:03,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:03,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:03,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:03,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:03,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:03,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:03,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:03,683 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-26 16:34:04,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:04,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:04,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:04,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:04,274 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:04,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-26 16:34:04,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab90d86c/8171cac41324443882355131002df23a/FLAG1c52525e2 [2019-11-26 16:34:05,677 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:05,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-26 16:34:05,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab90d86c/8171cac41324443882355131002df23a/FLAG1c52525e2 [2019-11-26 16:34:06,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab90d86c/8171cac41324443882355131002df23a [2019-11-26 16:34:06,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:06,240 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:06,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:06,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:06,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:06,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06, skipping insertion in model container [2019-11-26 16:34:06,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:06,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:07,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:07,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:07,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:07,737 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:07,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07 WrapperNode [2019-11-26 16:34:07,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:07,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:07,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:07,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:07,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:07,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:07,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:07,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:07,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:07,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:07,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:07,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:07,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:08,160 INFO L168 Benchmark]: Toolchain (without parser) took 1913.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.7 MB in the end (delta: -1.9 kB). Peak memory consumption was 63.6 kB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,162 INFO L168 Benchmark]: CDTParser took 3.80 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 16:34:08,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1496.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.77 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,178 INFO L168 Benchmark]: Boogie Preprocessor took 191.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.80 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 1496.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.77 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:11,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:11,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:12,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:12,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:12,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:12,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:12,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:12,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:12,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:12,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:12,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:12,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:12,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:12,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:12,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:12,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:12,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:12,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:12,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:12,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:12,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:12,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:12,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:12,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:12,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:12,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:12,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:12,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:12,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:12,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:12,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:12,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:12,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:12,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:12,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:12,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:12,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:12,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:12,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:12,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:12,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:12,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:12,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:12,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:12,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:12,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:12,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:12,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:12,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:12,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:12,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:12,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:12,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:12,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:12,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:12,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:12,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:12,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:12,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:12,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:12,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:12,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:12,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:12,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:12,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:12,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:12,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:12,207 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:12,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:12,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:12,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:12,209 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-26 16:34:12,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:12,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:12,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:12,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:12,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:12,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-26 16:34:12,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73828058/c5f51ef0161d43bc941a0ef05b6c86a1/FLAG3ba9a6644 [2019-11-26 16:34:14,147 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:14,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-26 16:34:14,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73828058/c5f51ef0161d43bc941a0ef05b6c86a1/FLAG3ba9a6644 [2019-11-26 16:34:14,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73828058/c5f51ef0161d43bc941a0ef05b6c86a1 [2019-11-26 16:34:14,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:14,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:14,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:14,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:14,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:14,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14, skipping insertion in model container [2019-11-26 16:34:14,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:14,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:15,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:15,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:16,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:16,115 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:16,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16 WrapperNode [2019-11-26 16:34:16,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:16,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:16,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:16,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:16,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:16,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:16,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:16,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:16,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:16,521 INFO L168 Benchmark]: Toolchain (without parser) took 1904.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.4 MB in the end (delta: -12.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:16,525 INFO L168 Benchmark]: CDTParser took 0.41 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 16:34:16,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1505.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:16,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.60 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:16,538 INFO L168 Benchmark]: Boogie Preprocessor took 189.90 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:16,558 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1505.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.60 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.90 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...