./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label56.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/Problem12_label56.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 f1ef51d91bde6f8632beb9024a900da7fe738d94 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label56.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 f1ef51d91bde6f8632beb9024a900da7fe738d94 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:52:52,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:52,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:52,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:52,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:52,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:52,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:52,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:52,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:52,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:52,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:52,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:52,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:52,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:52,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:52,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:52,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:52,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:52,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:52,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:52,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:52,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:52,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:52,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:52,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:52,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:52,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:52,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:52,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:52,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:52,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:52,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:52,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:52,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:52,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:52,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:52,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:52,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:52,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:52,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:52,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:52,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:52,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:52,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:52,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:52,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:52,691 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:52,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:52,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:52,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:52,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:52,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:52,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:52,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:52,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:52,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:52,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:52,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:52,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:52,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:52,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:52,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:52,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:52,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:52,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:52,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:52,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:52,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:52,711 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:52,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:52,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:52,712 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 -> f1ef51d91bde6f8632beb9024a900da7fe738d94 [2019-11-24 20:52:53,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:53,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:53,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:53,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:53,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:53,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-24 20:52:53,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e8e5202a/004545b7a8f14f0986c30364313d32ea/FLAG4e809c7f8 [2019-11-24 20:52:55,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:55,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-24 20:52:55,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e8e5202a/004545b7a8f14f0986c30364313d32ea/FLAG4e809c7f8 [2019-11-24 20:52:55,485 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e8e5202a/004545b7a8f14f0986c30364313d32ea [2019-11-24 20:52:55,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:55,499 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:55,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:55,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:55,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:55,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:55" (1/1) ... [2019-11-24 20:52:55,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:55, skipping insertion in model container [2019-11-24 20:52:55,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:55" (1/1) ... [2019-11-24 20:52:55,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:55,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:58,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:58,882 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:00,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:00,369 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:00,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00 WrapperNode [2019-11-24 20:53:00,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:00,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:00,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:00,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:01,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:01,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:01,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:01,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:02,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:02,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:02,260 INFO L168 Benchmark]: Toolchain (without parser) took 6755.12 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 905.7 MB in the end (delta: 50.3 MB). Peak memory consumption was 320.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,262 INFO L168 Benchmark]: CDTParser took 1.80 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. [2019-11-24 20:53:02,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4874.60 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 135.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 717.67 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.8 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,270 INFO L168 Benchmark]: Boogie Preprocessor took 1155.67 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 905.7 MB in the end (delta: -153.9 MB). Peak memory consumption was 115.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,281 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 4874.60 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 135.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 717.67 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.8 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1155.67 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 905.7 MB in the end (delta: -153.9 MB). Peak memory consumption was 115.8 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 20:53:06,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:06,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:06,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:06,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:06,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:06,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:06,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:06,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:06,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:06,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:06,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:06,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:06,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:06,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:06,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:06,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:06,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:06,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:06,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:06,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:06,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:06,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:06,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:06,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:06,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:06,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:06,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:06,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:06,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:06,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:06,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:06,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:06,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:06,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:06,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:06,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:06,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:06,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:06,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:06,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:06,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:06,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:06,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:06,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:06,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:06,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:06,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:06,482 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:06,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:06,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:06,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:06,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:06,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:06,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:06,487 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:06,488 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:06,488 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:06,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:06,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:06,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:06,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:06,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:06,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:06,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:06,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:06,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:06,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:06,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:06,495 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:06,495 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:06,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:06,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:06,500 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 -> f1ef51d91bde6f8632beb9024a900da7fe738d94 [2019-11-24 20:53:07,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:07,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:07,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:07,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:07,149 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:07,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-24 20:53:07,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4932906/e14a846b174f4a32af016ebdd69d7df8/FLAG4fa656f05 [2019-11-24 20:53:09,168 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:09,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-24 20:53:09,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4932906/e14a846b174f4a32af016ebdd69d7df8/FLAG4fa656f05 [2019-11-24 20:53:09,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4932906/e14a846b174f4a32af016ebdd69d7df8 [2019-11-24 20:53:09,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:09,307 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:09,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:09,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:09,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:09,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:09" (1/1) ... [2019-11-24 20:53:09,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:09, skipping insertion in model container [2019-11-24 20:53:09,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:09" (1/1) ... [2019-11-24 20:53:09,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:09,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:12,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:12,747 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:14,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:14,355 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:14,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14 WrapperNode [2019-11-24 20:53:14,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:14,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:14,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:14,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:14,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:14,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:14,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:14,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:14,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:14,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:14,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:14,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:15,779 INFO L168 Benchmark]: Toolchain (without parser) took 6470.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.9 MB in the end (delta: 7.4 MB). Peak memory consumption was 286.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:15,781 INFO L168 Benchmark]: CDTParser took 1.43 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. [2019-11-24 20:53:15,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5050.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:15,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 595.53 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. [2019-11-24 20:53:15,791 INFO L168 Benchmark]: Boogie Preprocessor took 815.64 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.9 MB in the end (delta: -202.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:15,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 5050.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 595.53 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 815.64 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.9 MB in the end (delta: -202.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...