./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/linear_search.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/linear_search.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 94e3f86b9de32727703e34062a5fbd6d13e88462 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/linear_search.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 94e3f86b9de32727703e34062a5fbd6d13e88462 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:50:46,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:46,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:46,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:46,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:46,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:46,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:46,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:46,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:46,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:46,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:46,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:46,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:46,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:46,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:46,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:46,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:46,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:46,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:46,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:46,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:46,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:46,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:46,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:46,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:46,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:46,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:46,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:46,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:46,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:46,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:46,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:46,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:46,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:46,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:46,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:46,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:46,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:46,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:46,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:46,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:46,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:46,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:46,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:46,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:46,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:46,774 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:46,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:46,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:46,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:46,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:46,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:46,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:46,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:46,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:46,779 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:46,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:46,779 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:46,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:46,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:46,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:46,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:46,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:46,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:46,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:46,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:46,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:46,784 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:46,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:46,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:46,785 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 -> 94e3f86b9de32727703e34062a5fbd6d13e88462 [2019-11-27 09:50:47,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:47,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:47,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:47,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:47,254 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:47,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/linear_search.c [2019-11-27 09:50:47,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81c172ab/89de50e8659848df8fba16a9fc363086/FLAG171b5de59 [2019-11-27 09:50:48,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:48,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/linear_search.c [2019-11-27 09:50:48,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81c172ab/89de50e8659848df8fba16a9fc363086/FLAG171b5de59 [2019-11-27 09:50:48,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81c172ab/89de50e8659848df8fba16a9fc363086 [2019-11-27 09:50:48,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:48,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:48,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:48,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:48,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:48,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:48,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28674ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48, skipping insertion in model container [2019-11-27 09:50:48,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:48,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:48,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:48,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:48,798 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:48,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:48,847 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:48,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48 WrapperNode [2019-11-27 09:50:48,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:48,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:48,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:48,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:48,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:48,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:48,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:48,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:48,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:48,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:49,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:48" (1/1) ... [2019-11-27 09:50:49,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:49,058 INFO L168 Benchmark]: Toolchain (without parser) took 678.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.8 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:49,059 INFO L168 Benchmark]: CDTParser took 1.52 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 09:50:49,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.74 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:49,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.2 MB in the beginning and 995.5 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:49,082 INFO L168 Benchmark]: Boogie Preprocessor took 61.41 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:49,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 471.74 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.2 MB in the beginning and 995.5 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.41 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.8 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 09:50:51,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:51,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:51,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:51,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:51,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:51,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:51,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:51,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:51,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:51,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:51,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:51,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:51,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:51,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:51,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:51,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:51,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:51,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:51,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:51,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:51,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:51,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:51,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:51,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:51,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:51,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:51,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:51,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:51,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:51,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:51,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:51,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:51,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:51,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:51,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:51,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:51,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:51,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:51,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:51,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:51,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:51,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:51,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:51,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:51,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:51,921 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:51,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:51,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:51,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:51,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:51,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:51,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:51,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:51,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:51,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:51,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:51,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:51,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:51,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:51,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:51,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:51,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:51,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:51,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:51,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:51,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:51,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:51,937 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:51,937 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:51,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:51,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:51,938 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 -> 94e3f86b9de32727703e34062a5fbd6d13e88462 [2019-11-27 09:50:52,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:52,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:52,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:52,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:52,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:52,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/linear_search.c [2019-11-27 09:50:52,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fdc766cb/b4fd931f1c12431383e9aa82a6e8d198/FLAG3a1428522 [2019-11-27 09:50:53,148 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:53,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/linear_search.c [2019-11-27 09:50:53,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fdc766cb/b4fd931f1c12431383e9aa82a6e8d198/FLAG3a1428522 [2019-11-27 09:50:53,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fdc766cb/b4fd931f1c12431383e9aa82a6e8d198 [2019-11-27 09:50:53,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:53,501 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:53,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:53,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:53,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:53,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:53,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730d4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53, skipping insertion in model container [2019-11-27 09:50:53,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:53,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:53,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:53,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:53,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:53,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:53,907 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:53,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53 WrapperNode [2019-11-27 09:50:53,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:53,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:53,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:53,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:53,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:53,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:54,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:54,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:54,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:54,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:53" (1/1) ... [2019-11-27 09:50:54,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:54,094 INFO L168 Benchmark]: Toolchain (without parser) took 587.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:54,095 INFO L168 Benchmark]: CDTParser took 0.20 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 09:50:54,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:54,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:54,103 INFO L168 Benchmark]: Boogie Preprocessor took 51.95 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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 09:50:54,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 405.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 121.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.95 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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...