./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/count_by_1_variant.i --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/loop-new/count_by_1_variant.i -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 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loop-new/count_by_1_variant.i -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 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:51:52,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:52,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:52,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:52,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:52,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:52,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:52,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:52,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:52,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:52,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:52,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:52,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:52,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:52,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:52,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:52,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:52,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:52,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:52,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:52,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:52,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:52,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:52,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:52,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:52,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:52,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:52,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:52,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:52,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:52,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:52,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:52,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:52,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:52,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:52,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:52,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:52,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:52,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:52,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:52,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:52,414 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:52,441 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:52,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:52,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:52,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:52,448 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:52,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:52,449 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:52,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:52,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:52,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:52,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:52,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:52,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:52,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:52,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:52,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:52,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:52,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:52,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:52,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:52,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:52,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:52,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:52,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:52,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:52,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:52,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:52,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:52,459 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 -> 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 [2019-11-27 09:51:52,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:52,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:52,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:52,997 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:52,998 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:53,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/count_by_1_variant.i [2019-11-27 09:51:53,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4627958bb/1fdd74f80d7741c8b8b262168c209fcd/FLAG925c09e10 [2019-11-27 09:51:53,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:53,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/count_by_1_variant.i [2019-11-27 09:51:53,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4627958bb/1fdd74f80d7741c8b8b262168c209fcd/FLAG925c09e10 [2019-11-27 09:51:54,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4627958bb/1fdd74f80d7741c8b8b262168c209fcd [2019-11-27 09:51:54,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:54,194 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:54,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:54,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:54,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:54,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b329d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54, skipping insertion in model container [2019-11-27 09:51:54,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:54,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:54,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:54,522 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:54,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:54,551 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:54,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54 WrapperNode [2019-11-27 09:51:54,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:54,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:54,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:54,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:54,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:54,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:54,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:54,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:54,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:54,704 INFO L168 Benchmark]: Toolchain (without parser) took 506.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:54,707 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. [2019-11-27 09:51:54,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.87 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:54,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.4 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:54,713 INFO L168 Benchmark]: Boogie Preprocessor took 25.16 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:54,723 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 357.87 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.4 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 25.16 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. 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 09:51:57,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:57,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:57,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:57,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:57,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:57,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:57,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:57,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:57,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:57,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:57,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:57,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:57,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:57,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:57,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:57,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:57,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:57,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:57,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:57,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:57,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:57,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:57,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:57,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:57,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:57,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:57,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:57,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:57,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:57,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:57,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:57,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:57,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:57,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:57,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:57,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:57,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:57,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:57,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:57,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:57,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:57,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:57,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:57,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:57,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:57,679 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:57,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:57,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:57,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:57,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:57,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:57,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:57,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:57,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:57,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:57,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:57,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:57,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:57,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:57,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:57,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:57,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:57,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:57,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:57,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:57,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:57,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:57,689 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:57,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:57,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:57,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:57,694 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 -> 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 [2019-11-27 09:51:58,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:58,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:58,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:58,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:58,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:58,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/count_by_1_variant.i [2019-11-27 09:51:58,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d608a6a6e/7d0da5c0da7d459fac8131d75089a213/FLAG8bd6dc504 [2019-11-27 09:51:58,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:58,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/count_by_1_variant.i [2019-11-27 09:51:58,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d608a6a6e/7d0da5c0da7d459fac8131d75089a213/FLAG8bd6dc504 [2019-11-27 09:51:59,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d608a6a6e/7d0da5c0da7d459fac8131d75089a213 [2019-11-27 09:51:59,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:59,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:59,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:59,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:59,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:59,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451439b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59, skipping insertion in model container [2019-11-27 09:51:59,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:59,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:59,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:59,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:59,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:59,712 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:59,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59 WrapperNode [2019-11-27 09:51:59,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:59,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:59,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:59,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:59,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:59,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:59,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:59,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:59,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:59" (1/1) ... [2019-11-27 09:51:59,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:59,868 INFO L168 Benchmark]: Toolchain (without parser) took 533.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 995.7 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:59,870 INFO L168 Benchmark]: CDTParser took 0.92 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 09:51:59,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:59,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.7 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:59,873 INFO L168 Benchmark]: Boogie Preprocessor took 23.08 ms. Allocated memory is still 1.0 GB. Free memory is still 995.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:59,885 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 377.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.7 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 23.08 ms. Allocated memory is still 1.0 GB. Free memory is still 995.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...