./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem03_label32.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 28b1d24b851fc193321d917a51d82cffe4d9ea6e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label32.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 28b1d24b851fc193321d917a51d82cffe4d9ea6e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:49,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:49,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:49,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:49,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:49,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:49,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:49,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:49,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:49,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:49,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:49,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:49,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:49,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:49,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:49,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:49,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:49,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:49,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:49,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:49,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:49,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:49,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:49,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:49,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:49,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:49,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:49,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:49,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:49,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:49,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:49,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:49,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:49,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:49,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:49,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:49,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:49,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:49,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:49,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:49,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:49,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:49,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:49,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:49,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:49,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:49,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:49,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:49,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:49,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:49,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:49,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:49,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:49,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:49,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:49,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:49,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:49,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:49,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:49,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:49,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:49,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:49,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:49,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:49,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:49,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:49,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:49,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:49,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:49,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:49,622 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 -> 28b1d24b851fc193321d917a51d82cffe4d9ea6e [2019-11-25 22:26:50,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:50,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:50,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:50,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:50,283 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:50,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label32.c [2019-11-25 22:26:50,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ba45ed5/ff3c2af32b694dbd950937952af66470/FLAG54986e840 [2019-11-25 22:26:52,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:52,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label32.c [2019-11-25 22:26:52,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ba45ed5/ff3c2af32b694dbd950937952af66470/FLAG54986e840 [2019-11-25 22:26:52,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ba45ed5/ff3c2af32b694dbd950937952af66470 [2019-11-25 22:26:52,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:52,140 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:52,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:52,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:52,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:52,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:52" (1/1) ... [2019-11-25 22:26:52,165 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 25.11 10:26:52, skipping insertion in model container [2019-11-25 22:26:52,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:52" (1/1) ... [2019-11-25 22:26:52,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:52,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:53,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:53,904 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:54,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:54,500 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:54,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54 WrapperNode [2019-11-25 22:26:54,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:54,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:54,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:54,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:54,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:54,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:54,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:54,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:54,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:55,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:55,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:55,050 INFO L168 Benchmark]: Toolchain (without parser) took 2903.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:55,051 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:26:55,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2360.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:55,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.71 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:55,060 INFO L168 Benchmark]: Boogie Preprocessor took 256.05 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:55,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2360.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.71 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.05 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:58,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:59,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:59,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:59,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:59,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:59,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:59,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:59,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:59,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:59,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:59,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:59,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:59,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:59,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:59,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:59,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:59,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:59,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:59,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:59,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:59,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:59,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:59,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:59,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:59,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:59,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:59,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:59,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:59,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:59,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:59,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:59,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:59,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:59,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:59,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:59,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:59,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:59,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:59,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:59,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:59,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:59,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:59,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:59,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:59,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:59,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:59,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:59,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:59,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:59,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:59,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:59,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:59,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:59,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:59,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:59,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:59,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:59,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:59,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:59,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:59,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:59,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:59,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:59,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:59,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:59,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:59,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:59,268 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:59,268 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:59,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:59,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:59,270 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 -> 28b1d24b851fc193321d917a51d82cffe4d9ea6e [2019-11-25 22:26:59,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:59,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:59,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:59,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:59,880 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:59,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label32.c [2019-11-25 22:27:00,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48d3778ef/8775ebb568824553acbd617483d7f08d/FLAG43bf419ad [2019-11-25 22:27:01,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:01,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label32.c [2019-11-25 22:27:01,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48d3778ef/8775ebb568824553acbd617483d7f08d/FLAG43bf419ad [2019-11-25 22:27:01,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48d3778ef/8775ebb568824553acbd617483d7f08d [2019-11-25 22:27:01,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:01,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:01,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:01,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:01,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:01,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:01" (1/1) ... [2019-11-25 22:27:01,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:01, skipping insertion in model container [2019-11-25 22:27:01,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:01" (1/1) ... [2019-11-25 22:27:01,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:01,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:03,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:03,373 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:03,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:03,998 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:04,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04 WrapperNode [2019-11-25 22:27:04,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:04,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:04,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:04,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:04,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:04,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:04,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:04,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:04,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:04,620 INFO L168 Benchmark]: Toolchain (without parser) took 2990.82 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 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,621 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:27:04,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2377.22 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 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.81 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,631 INFO L168 Benchmark]: Boogie Preprocessor took 271.02 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2377.22 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 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 334.81 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.02 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...