./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem12_label24.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 012421136a7cd2292265b8d8ed1d0b8994fb4866 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label24.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 012421136a7cd2292265b8d8ed1d0b8994fb4866 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:37,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:37,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:37,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:37,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:37,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:37,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:37,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:37,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:37,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:37,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:37,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:37,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:37,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:37,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:37,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:37,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:37,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:37,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:37,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:37,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:37,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:37,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:37,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:37,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:37,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:37,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:37,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:37,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:37,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:37,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:37,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:37,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:37,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:37,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:37,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:37,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:37,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:37,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:37,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:37,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:37,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:37,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:37,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:37,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:37,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:37,649 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:37,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:37,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:37,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:37,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:37,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:37,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:37,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:37,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:37,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:37,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:37,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:37,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:37,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:37,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:37,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:37,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:37,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:37,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:37,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:37,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:37,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:37,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:37,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:37,667 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-27 09:33:38,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:38,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:38,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:38,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:38,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:38,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-27 09:33:38,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d0ac7ed/45d138e45e6b458baf03f92c2e47c3cc/FLAGeb60dc812 [2019-11-27 09:33:40,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:40,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-27 09:33:40,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d0ac7ed/45d138e45e6b458baf03f92c2e47c3cc/FLAGeb60dc812 [2019-11-27 09:33:40,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d0ac7ed/45d138e45e6b458baf03f92c2e47c3cc [2019-11-27 09:33:40,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:40,479 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:40,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:40,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:40,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:40,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:40" (1/1) ... [2019-11-27 09:33:40,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:40, skipping insertion in model container [2019-11-27 09:33:40,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:40" (1/1) ... [2019-11-27 09:33:40,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:40,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:43,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:43,593 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:45,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:45,278 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:45,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45 WrapperNode [2019-11-27 09:33:45,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:45,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:45,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:45,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:45,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:45,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:46,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:46,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:46,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:46,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:47,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:47,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:47,735 INFO L168 Benchmark]: Toolchain (without parser) took 7250.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 911.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 319.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,736 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 09:33:47,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4798.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 904.69 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,746 INFO L168 Benchmark]: Boogie Preprocessor took 1539.51 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.3 MB in the end (delta: -159.3 MB). Peak memory consumption was 115.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,759 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 4798.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 904.69 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1539.51 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.3 MB in the end (delta: -159.3 MB). Peak memory consumption was 115.6 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-da95e15 [2019-11-27 09:33:51,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:51,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:51,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:51,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:51,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:51,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:51,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:51,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:51,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:51,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:51,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:51,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:51,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:51,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:51,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:51,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:51,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:51,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:51,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:51,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:51,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:51,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:51,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:51,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:51,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:51,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:51,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:51,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:51,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:51,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:51,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:51,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:51,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:51,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:51,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:51,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:51,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:51,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:51,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:51,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:51,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:52,004 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:52,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:52,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:52,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:52,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:52,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:52,019 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:52,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:52,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:52,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:52,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:52,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:52,028 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:52,029 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:52,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:52,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:52,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:52,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:52,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:52,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:52,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:52,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:52,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:52,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:52,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:52,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:52,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:52,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:52,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:52,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:52,045 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-27 09:33:52,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:52,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:52,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:52,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:52,682 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:52,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-27 09:33:52,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c78df911/bce13684b986438f879f3651c5f27485/FLAG62947d487 [2019-11-27 09:33:54,463 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:54,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-27 09:33:54,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c78df911/bce13684b986438f879f3651c5f27485/FLAG62947d487 [2019-11-27 09:33:54,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c78df911/bce13684b986438f879f3651c5f27485 [2019-11-27 09:33:54,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:54,581 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:54,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:54,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:54,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:54,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:54" (1/1) ... [2019-11-27 09:33:54,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:54, skipping insertion in model container [2019-11-27 09:33:54,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:54" (1/1) ... [2019-11-27 09:33:54,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:54,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:58,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:58,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:59,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:59,902 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:59,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59 WrapperNode [2019-11-27 09:33:59,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:59,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:59,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:59,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:59,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:00,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:00,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:00,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:00,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:01,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:01,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:01,244 INFO L168 Benchmark]: Toolchain (without parser) took 6661.55 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 942.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 292.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,245 INFO L168 Benchmark]: CDTParser took 3.96 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. [2019-11-27 09:34:01,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5325.74 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.59 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,255 INFO L168 Benchmark]: Boogie Preprocessor took 817.42 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.6 MB in the end (delta: -202.0 MB). Peak memory consumption was 77.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.96 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 5325.74 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.59 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 817.42 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.6 MB in the end (delta: -202.0 MB). Peak memory consumption was 77.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...