./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/iftelse.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-crafted-1/iftelse.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 ee9b94566e212d824b4c6be459e88b404a6c9f63 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-crafted-1/iftelse.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 ee9b94566e212d824b4c6be459e88b404a6c9f63 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:36,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:36,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:36,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:36,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:36,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:36,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:37,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:37,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:37,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:37,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:37,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:37,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:37,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:37,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:37,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:37,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:37,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:37,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:37,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:37,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:37,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:37,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:37,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:37,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:37,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:37,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:37,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:37,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:37,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:37,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:37,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:37,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:37,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:37,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:37,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:37,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:37,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:37,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:37,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:37,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:37,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:37,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:37,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:37,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:37,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:37,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:37,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:37,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:37,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:37,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:37,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:37,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:37,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:37,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:37,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:37,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:37,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:37,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:37,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:37,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:37,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:37,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:37,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:37,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:37,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:37,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:37,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:37,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:37,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:37,136 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 -> ee9b94566e212d824b4c6be459e88b404a6c9f63 [2019-11-26 17:04:37,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:37,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:37,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:37,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:37,612 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:37,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-26 17:04:37,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c83386cd/b689bb38655f437ba4bd7f62a55ddb3f/FLAGe19cfe5d4 [2019-11-26 17:04:38,414 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:38,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-26 17:04:38,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c83386cd/b689bb38655f437ba4bd7f62a55ddb3f/FLAGe19cfe5d4 [2019-11-26 17:04:38,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c83386cd/b689bb38655f437ba4bd7f62a55ddb3f [2019-11-26 17:04:38,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:38,751 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:38,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:38,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:38,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:38,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e30af7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38, skipping insertion in model container [2019-11-26 17:04:38,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:38,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:39,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:39,090 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:39,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:39,127 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:39,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39 WrapperNode [2019-11-26 17:04:39,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:39,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:39,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:39,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:39,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:39,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:39,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:39,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:39,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:39,284 INFO L168 Benchmark]: Toolchain (without parser) took 517.76 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. [2019-11-26 17:04:39,288 INFO L168 Benchmark]: CDTParser took 2.11 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. [2019-11-26 17:04:39,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.45 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. [2019-11-26 17:04:39,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.28 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 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:39,295 INFO L168 Benchmark]: Boogie Preprocessor took 34.96 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. [2019-11-26 17:04:39,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 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 374.45 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 97.28 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 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.96 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:41,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:41,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:42,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:42,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:42,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:42,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:42,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:42,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:42,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:42,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:42,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:42,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:42,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:42,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:42,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:42,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:42,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:42,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:42,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:42,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:42,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:42,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:42,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:42,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:42,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:42,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:42,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:42,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:42,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:42,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:42,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:42,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:42,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:42,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:42,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:42,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:42,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:42,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:42,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:42,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:42,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:42,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:42,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:42,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:42,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:42,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:42,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:42,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:42,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:42,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:42,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:42,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:42,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:42,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:42,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:42,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:42,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:42,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:42,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:42,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:42,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:42,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:42,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:42,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:42,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:42,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:42,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:42,169 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:42,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:42,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:42,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:42,172 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 -> ee9b94566e212d824b4c6be459e88b404a6c9f63 [2019-11-26 17:04:42,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:42,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:42,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:42,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:42,598 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:42,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-26 17:04:42,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d07d9d0aa/9fe6dd0be1594c799ac7b3fc81fc4712/FLAGccab0f261 [2019-11-26 17:04:43,385 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:43,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-26 17:04:43,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d07d9d0aa/9fe6dd0be1594c799ac7b3fc81fc4712/FLAGccab0f261 [2019-11-26 17:04:43,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d07d9d0aa/9fe6dd0be1594c799ac7b3fc81fc4712 [2019-11-26 17:04:43,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:43,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:43,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:43,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:43,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:43,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:43" (1/1) ... [2019-11-26 17:04:43,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364378cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:43, skipping insertion in model container [2019-11-26 17:04:43,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:43" (1/1) ... [2019-11-26 17:04:43,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:43,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:44,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:44,094 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:44,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:44,126 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:44,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44 WrapperNode [2019-11-26 17:04:44,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:44,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:44,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:44,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:44,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:44,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:44,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:44,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:44,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:44,275 INFO L168 Benchmark]: Toolchain (without parser) took 527.56 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. [2019-11-26 17:04:44,277 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 17:04:44,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.50 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. [2019-11-26 17:04:44,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.51 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 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:44,286 INFO L168 Benchmark]: Boogie Preprocessor took 30.61 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. [2019-11-26 17:04:44,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 389.50 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 100.51 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 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 30.61 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...