./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/sqm-iff.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/array-fpi/sqm-iff.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 ea8e4699b666ed7abcb45752bfdbd03e9b20b89e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/array-fpi/sqm-iff.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 ea8e4699b666ed7abcb45752bfdbd03e9b20b89e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:32:01,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:01,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:01,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:01,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:01,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:01,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:01,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:01,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:01,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:01,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:01,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:01,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:01,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:01,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:01,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:01,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:01,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:01,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:01,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:01,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:01,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:01,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:01,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:01,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:01,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:01,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:01,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:01,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:01,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:01,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:01,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:01,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:01,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:01,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:01,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:01,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:01,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:01,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:01,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:01,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:01,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:01,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:01,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:01,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:01,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:01,509 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:01,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:01,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:01,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:01,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:01,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:01,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:01,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:01,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:01,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:01,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:01,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:01,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:01,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:01,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:01,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:01,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:01,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:01,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:01,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:01,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:01,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:01,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:01,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:01,520 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 -> ea8e4699b666ed7abcb45752bfdbd03e9b20b89e [2019-11-26 16:32:01,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:01,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:01,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:01,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:01,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:02,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-26 16:32:02,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf92be7f5/f7d535ea431c4d03ab8cc93ec5950e7e/FLAGe977640a9 [2019-11-26 16:32:02,789 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:02,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-26 16:32:02,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf92be7f5/f7d535ea431c4d03ab8cc93ec5950e7e/FLAGe977640a9 [2019-11-26 16:32:03,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf92be7f5/f7d535ea431c4d03ab8cc93ec5950e7e [2019-11-26 16:32:03,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:03,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:03,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:03,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:03,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:03,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03, skipping insertion in model container [2019-11-26 16:32:03,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:03,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:03,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:03,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:03,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:03,750 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:03,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03 WrapperNode [2019-11-26 16:32:03,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:03,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:03,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:03,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:03,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:03,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:03,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:03,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:03,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:03" (1/1) ... [2019-11-26 16:32:03,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:03,913 INFO L168 Benchmark]: Toolchain (without parser) took 751.16 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 989.9 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:03,915 INFO L168 Benchmark]: CDTParser took 0.30 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 16:32:03,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.45 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 997.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:03,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.53 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 995.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:03,923 INFO L168 Benchmark]: Boogie Preprocessor took 67.40 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:03,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 595.45 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 997.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 78.53 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 995.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.40 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 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 16:32:06,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:06,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:06,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:06,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:06,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:06,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:06,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:06,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:06,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:06,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:06,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:06,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:06,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:06,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:06,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:06,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:06,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:06,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:06,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:06,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:06,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:06,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:06,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:06,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:06,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:06,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:06,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:06,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:06,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:06,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:06,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:06,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:06,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:06,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:06,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:06,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:06,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:06,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:06,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:06,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:06,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:06,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:06,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:06,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:06,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:06,723 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:06,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:06,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:06,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:06,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:06,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:06,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:06,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:06,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:06,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:06,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:06,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:06,726 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:06,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:06,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:06,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:06,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:06,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:06,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:06,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:06,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:06,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:06,731 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:06,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:06,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:06,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:06,731 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 -> ea8e4699b666ed7abcb45752bfdbd03e9b20b89e [2019-11-26 16:32:07,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:07,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:07,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:07,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:07,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:07,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-26 16:32:07,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff13a05ab/33135fa386da46fa8719149f0dd4b4c8/FLAG1a7175089 [2019-11-26 16:32:08,040 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:08,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-26 16:32:08,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff13a05ab/33135fa386da46fa8719149f0dd4b4c8/FLAG1a7175089 [2019-11-26 16:32:08,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff13a05ab/33135fa386da46fa8719149f0dd4b4c8 [2019-11-26 16:32:08,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:08,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:08,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:08,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:08,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:08,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:08,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08, skipping insertion in model container [2019-11-26 16:32:08,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:08,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:08,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:08,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:08,794 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:08,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:08,929 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:08,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08 WrapperNode [2019-11-26 16:32:08,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:08,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:08,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:08,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:08,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:08,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:09,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:09,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:09,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:09,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:08" (1/1) ... [2019-11-26 16:32:09,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:09,062 INFO L168 Benchmark]: Toolchain (without parser) took 687.26 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:09,063 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-26 16:32:09,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.39 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:09,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.26 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. [2019-11-26 16:32:09,067 INFO L168 Benchmark]: Boogie Preprocessor took 56.55 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:09,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 553.39 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 66.26 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. * Boogie Preprocessor took 56.55 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...