./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label01.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/Problem01_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:39:17,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:17,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:17,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:17,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:17,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:17,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:17,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:17,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:17,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:17,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:17,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:17,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:17,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:17,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:17,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:17,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:17,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:17,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:17,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:17,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:17,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:17,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:17,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:17,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:17,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:17,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:17,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:17,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:17,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:17,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:17,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:17,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:17,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:17,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:17,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:17,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:17,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:17,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:17,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:17,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:17,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:17,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:17,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:17,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:17,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:17,532 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:17,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:17,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:17,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:17,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:17,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:17,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:17,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:17,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:17,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:17,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:17,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:17,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:17,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:17,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:17,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:17,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:17,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:17,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:17,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:17,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:17,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:17,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:17,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:17,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:17,550 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-24 20:39:18,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:18,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:18,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:18,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:18,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:18,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-24 20:39:18,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f05155c5/6ba5c3cbeed14ad98bead7481a647629/FLAG21349cd77 [2019-11-24 20:39:19,611 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:19,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-24 20:39:19,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f05155c5/6ba5c3cbeed14ad98bead7481a647629/FLAG21349cd77 [2019-11-24 20:39:19,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f05155c5/6ba5c3cbeed14ad98bead7481a647629 [2019-11-24 20:39:19,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:19,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:19,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:19,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:19,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:19,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:19" (1/1) ... [2019-11-24 20:39:19,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:19, skipping insertion in model container [2019-11-24 20:39:19,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:19" (1/1) ... [2019-11-24 20:39:19,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:19,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:20,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:20,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:21,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:21,323 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:21,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21 WrapperNode [2019-11-24 20:39:21,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:21,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:21,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:21,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:21,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:21,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:21,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:21,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:21,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:21" (1/1) ... [2019-11-24 20:39:21,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:21,728 INFO L168 Benchmark]: Toolchain (without parser) took 2015.43 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 961.6 MB in the end (delta: 54.5 kB). Peak memory consumption was 120.0 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:21,735 INFO L168 Benchmark]: CDTParser took 2.05 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 20:39:21,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1617.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:21,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 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. [2019-11-24 20:39:21,744 INFO L168 Benchmark]: Boogie Preprocessor took 171.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:21,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 1617.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 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 171.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 0.1.24-32f2683 [2019-11-24 20:39:25,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:25,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:25,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:25,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:25,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:25,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:25,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:26,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:26,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:26,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:26,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:26,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:26,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:26,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:26,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:26,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:26,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:26,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:26,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:26,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:26,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:26,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:26,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:26,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:26,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:26,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:26,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:26,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:26,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:26,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:26,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:26,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:26,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:26,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:26,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:26,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:26,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:26,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:26,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:26,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:26,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:26,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:26,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:26,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:26,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:26,185 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:26,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:26,185 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:26,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:26,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:26,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:26,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:26,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:26,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:26,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:26,193 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:26,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:26,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:26,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:26,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:26,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:26,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:26,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:26,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:26,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:26,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:26,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:26,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:26,202 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:26,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:26,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:26,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:26,208 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-24 20:39:26,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:26,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:26,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:26,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:26,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:26,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-24 20:39:27,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb13b3f4/bfe65e6eecfa4bb49d1bdc8c27b2859a/FLAG15608a4fd [2019-11-24 20:39:28,354 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:28,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-24 20:39:28,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb13b3f4/bfe65e6eecfa4bb49d1bdc8c27b2859a/FLAG15608a4fd [2019-11-24 20:39:28,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb13b3f4/bfe65e6eecfa4bb49d1bdc8c27b2859a [2019-11-24 20:39:28,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:28,449 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:28,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:28,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:28,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:28,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:28, skipping insertion in model container [2019-11-24 20:39:28,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:28,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:29,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:29,794 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:30,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,124 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:30,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30 WrapperNode [2019-11-24 20:39:30,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:30,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:30,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:30,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:30,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:30,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,578 INFO L168 Benchmark]: Toolchain (without parser) took 2129.31 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 960.7 MB in the end (delta: 987.1 kB). Peak memory consumption was 1.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,586 INFO L168 Benchmark]: CDTParser took 0.66 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 20:39:30,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1673.18 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,596 INFO L168 Benchmark]: Boogie Preprocessor took 180.64 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,610 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 1673.18 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.64 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 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...