./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex04.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/loops/trex04.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 af2ddbb903c4368307185214b2ec9c8b5acf03e6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops/trex04.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 af2ddbb903c4368307185214b2ec9c8b5acf03e6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:51:03,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:03,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:03,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:03,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:03,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:03,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:03,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:03,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:03,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:03,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:03,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:03,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:03,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:03,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:03,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:03,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:03,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:03,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:03,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:03,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:03,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:03,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:03,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:03,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:03,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:03,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:03,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:03,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:03,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:03,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:03,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:03,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:03,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:03,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:03,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:03,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:03,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:03,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:03,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:03,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:03,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:03,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:03,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:03,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:03,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:03,636 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:03,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:03,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:03,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:03,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:03,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:03,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:03,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:03,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:03,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:03,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:03,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:03,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:03,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:03,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:03,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:03,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:03,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:03,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:03,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:03,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:03,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:03,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:03,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:03,652 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 -> af2ddbb903c4368307185214b2ec9c8b5acf03e6 [2019-11-27 09:51:04,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:04,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:04,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:04,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:04,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:04,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex04.c [2019-11-27 09:51:04,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/993b06305/3e42e8c08c1c45aa9e50336a5e07b6c5/FLAGa1498fc01 [2019-11-27 09:51:05,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:05,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex04.c [2019-11-27 09:51:05,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/993b06305/3e42e8c08c1c45aa9e50336a5e07b6c5/FLAGa1498fc01 [2019-11-27 09:51:05,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/993b06305/3e42e8c08c1c45aa9e50336a5e07b6c5 [2019-11-27 09:51:05,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:05,589 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:05,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:05,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:05,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:05,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:05" (1/1) ... [2019-11-27 09:51:05,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:05, skipping insertion in model container [2019-11-27 09:51:05,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:05" (1/1) ... [2019-11-27 09:51:05,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:05,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:06,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:06,067 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:06,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:06,119 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:06,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06 WrapperNode [2019-11-27 09:51:06,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:06,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:06,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:06,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:06,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:06,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:06,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:06,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:06,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:06,379 INFO L168 Benchmark]: Toolchain (without parser) took 771.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:06,380 INFO L168 Benchmark]: CDTParser took 0.29 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 09:51:06,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:06,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.69 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 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:06,390 INFO L168 Benchmark]: Boogie Preprocessor took 66.33 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:06,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 529.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 163.69 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 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.33 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:10,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:10,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:10,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:10,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:10,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:10,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:10,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:10,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:10,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:10,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:10,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:10,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:10,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:10,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:10,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:10,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:10,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:10,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:10,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:10,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:10,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:10,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:10,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:10,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:10,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:10,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:10,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:10,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:10,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:10,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:10,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:10,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:10,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:10,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:10,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:10,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:10,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:10,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:10,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:10,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:10,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:10,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:10,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:10,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:10,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:10,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:10,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:10,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:10,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:10,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:10,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:10,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:10,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:10,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:10,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:10,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:10,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:10,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:10,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:10,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:10,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:10,421 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:10,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:10,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:10,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:10,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:10,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:10,423 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:10,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:10,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:10,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:10,428 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 -> af2ddbb903c4368307185214b2ec9c8b5acf03e6 [2019-11-27 09:51:11,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:11,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:11,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:11,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:11,100 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:11,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex04.c [2019-11-27 09:51:11,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cfe6ca8e/7c43681cfdfe4f78a61cc2385c01314e/FLAG189866c4b [2019-11-27 09:51:12,218 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:12,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex04.c [2019-11-27 09:51:12,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cfe6ca8e/7c43681cfdfe4f78a61cc2385c01314e/FLAG189866c4b [2019-11-27 09:51:12,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cfe6ca8e/7c43681cfdfe4f78a61cc2385c01314e [2019-11-27 09:51:12,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:12,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:12,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:12,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:12,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:12,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:12" (1/1) ... [2019-11-27 09:51:12,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:12, skipping insertion in model container [2019-11-27 09:51:12,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:12" (1/1) ... [2019-11-27 09:51:12,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:12,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:12,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:12,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:12,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:13,033 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:13,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13 WrapperNode [2019-11-27 09:51:13,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:13,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:13,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:13,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:13,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:13,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:13,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:13,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:13,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:13,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:13,308 INFO L168 Benchmark]: Toolchain (without parser) took 910.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:13,309 INFO L168 Benchmark]: CDTParser took 0.34 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 09:51:13,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.39 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 09:51:13,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.77 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 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:13,317 INFO L168 Benchmark]: Boogie Preprocessor took 63.32 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:13,336 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 645.39 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 189.77 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 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.32 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...