./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:18,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:18,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:18,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:18,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:18,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:18,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:18,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:18,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:18,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:18,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:18,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:18,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:18,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:18,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:18,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:18,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:18,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:18,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:18,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:18,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:18,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:18,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:18,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:18,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:18,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:18,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:18,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:18,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:18,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:18,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:18,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:18,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:18,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:18,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:18,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:18,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:18,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:18,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:18,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:18,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:18,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:31:18,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:18,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:18,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:18,856 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:18,856 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:18,856 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:18,856 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:18,857 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:18,857 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:18,857 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:18,864 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:18,865 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:18,865 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:18,865 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:18,865 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:18,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:18,866 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:18,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:18,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:18,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:18,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:18,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:18,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:18,868 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:18,868 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:18,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:18,869 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:18,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:18,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:18,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:18,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:18,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:18,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:18,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:18,872 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:18,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:18,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:18,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:18,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:18,873 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 [2021-10-11 02:31:19,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:19,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:19,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:19,159 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:19,160 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:19,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-11 02:31:19,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/14810d337/42d4df93de164cbe8404e7424b76fef8/FLAGe9d117776 [2021-10-11 02:31:19,738 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:19,739 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-11 02:31:19,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/14810d337/42d4df93de164cbe8404e7424b76fef8/FLAGe9d117776 [2021-10-11 02:31:20,055 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/14810d337/42d4df93de164cbe8404e7424b76fef8 [2021-10-11 02:31:20,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:20,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:20,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:20,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:20,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:20,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:20" (1/1) ... [2021-10-11 02:31:20,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae2c3d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:20, skipping insertion in model container [2021-10-11 02:31:20,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:20" (1/1) ... [2021-10-11 02:31:20,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:20,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:20,352 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2243,2256] [2021-10-11 02:31:20,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:20,469 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:31:20,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51722faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:20, skipping insertion in model container [2021-10-11 02:31:20,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:20,470 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:20,473 INFO L168 Benchmark]: Toolchain (without parser) took 411.79 ms. Allocated memory is still 104.9 MB. Free memory was 61.5 MB in the beginning and 75.8 MB in the end (delta: -14.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:20,474 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 104.9 MB. Free memory was 79.3 MB in the beginning and 79.3 MB in the end (delta: 54.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:20,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.05 ms. Allocated memory is still 104.9 MB. Free memory was 61.3 MB in the beginning and 75.8 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:20,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 104.9 MB. Free memory was 79.3 MB in the beginning and 79.3 MB in the end (delta: 54.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 409.05 ms. Allocated memory is still 104.9 MB. Free memory was 61.3 MB in the beginning and 75.8 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 340]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:22,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:22,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:22,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:22,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:22,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:22,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:22,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:22,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:22,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:22,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:22,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:22,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:22,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:22,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:22,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:22,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:22,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:22,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:22,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:22,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:22,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:22,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:22,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:22,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:22,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:22,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:22,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:22,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:22,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:22,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:22,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:22,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:22,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:22,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:22,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:22,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:22,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:22,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:22,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:22,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:22,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:31:22,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:22,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:22,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:22,919 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:22,919 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:22,919 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:22,920 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:22,920 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:22,920 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:22,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:22,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:22,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:22,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:22,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:22,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:22,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:22,923 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:22,923 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:22,923 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:22,924 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:22,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:22,924 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:22,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:22,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:22,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:22,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:22,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:22,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:22,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:22,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:22,927 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:22,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:22,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:22,927 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:22,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:22,928 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 [2021-10-11 02:31:23,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:23,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:23,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:23,348 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:23,349 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:23,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-11 02:31:23,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/2f21c483e/77c177b5e9d0456e9e006f23aa6e73a1/FLAG5c028e130 [2021-10-11 02:31:24,068 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:24,069 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-11 02:31:24,096 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/2f21c483e/77c177b5e9d0456e9e006f23aa6e73a1/FLAG5c028e130 [2021-10-11 02:31:24,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/data/2f21c483e/77c177b5e9d0456e9e006f23aa6e73a1 [2021-10-11 02:31:24,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:24,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:24,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:24,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:24,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:24,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:24" (1/1) ... [2021-10-11 02:31:24,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a565174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:24, skipping insertion in model container [2021-10-11 02:31:24,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:24" (1/1) ... [2021-10-11 02:31:24,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:24,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:24,638 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2243,2256] [2021-10-11 02:31:24,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:24,852 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:31:24,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:24,874 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2243,2256] [2021-10-11 02:31:24,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:24,960 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:31:24,975 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2243,2256] [2021-10-11 02:31:25,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:25,078 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:31:25,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25 WrapperNode [2021-10-11 02:31:25,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:25,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:25,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:31:25,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:31:25,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:25,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:31:25,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:31:25,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:31:25,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... [2021-10-11 02:31:25,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:31:25,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:31:25,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:31:25,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:31:25,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:25,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:31:25,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:31:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:31:25,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:31:27,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:31:27,715 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-11 02:31:27,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:27 BoogieIcfgContainer [2021-10-11 02:31:27,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:31:27,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:31:27,722 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:31:27,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:31:27,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:31:24" (1/3) ... [2021-10-11 02:31:27,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48084229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:27, skipping insertion in model container [2021-10-11 02:31:27,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25" (2/3) ... [2021-10-11 02:31:27,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48084229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:27, skipping insertion in model container [2021-10-11 02:31:27,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:27" (3/3) ... [2021-10-11 02:31:27,729 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2021-10-11 02:31:27,742 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:31:27,746 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:31:27,758 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:31:27,797 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:31:27,797 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:31:27,797 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:31:27,797 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:31:27,797 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:31:27,797 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:31:27,797 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:31:27,798 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:31:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2021-10-11 02:31:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:31:27,814 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:27,815 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:27,815 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:27,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:27,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-11 02:31:27,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:27,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920361105] [2021-10-11 02:31:27,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:28,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:31:28,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:28,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:28,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:28,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920361105] [2021-10-11 02:31:28,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:28,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:28,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458726527] [2021-10-11 02:31:28,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:31:28,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:28,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:31:28,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:28,119 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2021-10-11 02:31:28,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:28,148 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-11 02:31:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:31:28,150 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:31:28,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:28,160 INFO L225 Difference]: With dead ends: 208 [2021-10-11 02:31:28,160 INFO L226 Difference]: Without dead ends: 103 [2021-10-11 02:31:28,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:28,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-11 02:31:28,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-11 02:31:28,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2021-10-11 02:31:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-11 02:31:28,204 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-11 02:31:28,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:28,204 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-11 02:31:28,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:31:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-11 02:31:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:31:28,206 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:28,206 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:28,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:31:28,423 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:28,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:28,424 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-11 02:31:28,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:28,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873219692] [2021-10-11 02:31:28,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:28,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:28,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:28,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:28,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:28,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873219692] [2021-10-11 02:31:28,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:28,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:28,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108447968] [2021-10-11 02:31:28,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:28,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:28,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:28,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:28,651 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2021-10-11 02:31:28,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:28,663 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-11 02:31:28,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:28,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:31:28,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:28,665 INFO L225 Difference]: With dead ends: 103 [2021-10-11 02:31:28,665 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:31:28,666 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:28,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:31:28,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:31:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:31:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 02:31:28,673 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-11 02:31:28,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:28,673 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 02:31:28,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 02:31:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:31:28,675 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:28,675 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:28,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:31:28,887 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:28,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:28,888 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-11 02:31:28,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:28,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1610250644] [2021-10-11 02:31:28,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:29,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:29,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:29,119 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:29,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1610250644] [2021-10-11 02:31:29,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:29,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:29,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400320341] [2021-10-11 02:31:29,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:29,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:29,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:29,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:29,132 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 02:31:29,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:29,206 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2021-10-11 02:31:29,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:29,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:31:29,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:29,209 INFO L225 Difference]: With dead ends: 123 [2021-10-11 02:31:29,212 INFO L226 Difference]: Without dead ends: 84 [2021-10-11 02:31:29,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:29,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-11 02:31:29,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-10-11 02:31:29,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2021-10-11 02:31:29,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2021-10-11 02:31:29,228 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2021-10-11 02:31:29,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:29,228 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2021-10-11 02:31:29,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2021-10-11 02:31:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:31:29,230 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:29,230 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:29,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:31:29,443 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:29,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:29,444 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-11 02:31:29,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:29,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [727806160] [2021-10-11 02:31:29,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:29,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:29,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:29,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:29,658 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:29,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [727806160] [2021-10-11 02:31:29,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:29,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:31:29,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197221935] [2021-10-11 02:31:29,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:29,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:29,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:29,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:29,661 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 5 states. [2021-10-11 02:31:29,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:29,829 INFO L93 Difference]: Finished difference Result 329 states and 497 transitions. [2021-10-11 02:31:29,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:31:29,829 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:31:29,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:29,835 INFO L225 Difference]: With dead ends: 329 [2021-10-11 02:31:29,836 INFO L226 Difference]: Without dead ends: 255 [2021-10-11 02:31:29,840 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:31:29,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2021-10-11 02:31:29,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 148. [2021-10-11 02:31:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-10-11 02:31:29,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 215 transitions. [2021-10-11 02:31:29,877 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 215 transitions. Word has length 24 [2021-10-11 02:31:29,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:29,879 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 215 transitions. [2021-10-11 02:31:29,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:29,880 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 215 transitions. [2021-10-11 02:31:29,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:31:29,883 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:29,883 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:30,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:31:30,096 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:30,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:30,097 INFO L82 PathProgramCache]: Analyzing trace with hash 1231968550, now seen corresponding path program 1 times [2021-10-11 02:31:30,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:30,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713505341] [2021-10-11 02:31:30,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:30,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:31:30,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:30,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:30,329 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:30,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713505341] [2021-10-11 02:31:30,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:30,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:31:30,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620955322] [2021-10-11 02:31:30,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:31:30,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:30,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:31:30,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:31:30,331 INFO L87 Difference]: Start difference. First operand 148 states and 215 transitions. Second operand 6 states. [2021-10-11 02:31:31,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:31,807 INFO L93 Difference]: Finished difference Result 454 states and 678 transitions. [2021-10-11 02:31:31,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:31:31,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2021-10-11 02:31:31,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:31,810 INFO L225 Difference]: With dead ends: 454 [2021-10-11 02:31:31,811 INFO L226 Difference]: Without dead ends: 380 [2021-10-11 02:31:31,811 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:31:31,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-10-11 02:31:31,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 284. [2021-10-11 02:31:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-10-11 02:31:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 415 transitions. [2021-10-11 02:31:31,861 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 415 transitions. Word has length 25 [2021-10-11 02:31:31,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:31,862 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 415 transitions. [2021-10-11 02:31:31,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:31:31,862 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 415 transitions. [2021-10-11 02:31:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:31:31,864 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:31,864 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:32,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:31:32,065 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:32,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:32,066 INFO L82 PathProgramCache]: Analyzing trace with hash 234154931, now seen corresponding path program 1 times [2021-10-11 02:31:32,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:32,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498741456] [2021-10-11 02:31:32,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:32,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:32,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:32,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:32,276 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:32,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498741456] [2021-10-11 02:31:32,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:32,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:32,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121546082] [2021-10-11 02:31:32,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:32,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:32,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:32,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:32,278 INFO L87 Difference]: Start difference. First operand 284 states and 415 transitions. Second operand 3 states. [2021-10-11 02:31:33,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:33,897 INFO L93 Difference]: Finished difference Result 702 states and 1031 transitions. [2021-10-11 02:31:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:33,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:31:33,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:33,900 INFO L225 Difference]: With dead ends: 702 [2021-10-11 02:31:33,900 INFO L226 Difference]: Without dead ends: 424 [2021-10-11 02:31:33,901 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:33,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2021-10-11 02:31:33,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 420. [2021-10-11 02:31:33,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2021-10-11 02:31:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 595 transitions. [2021-10-11 02:31:33,950 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 595 transitions. Word has length 25 [2021-10-11 02:31:33,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:33,950 INFO L481 AbstractCegarLoop]: Abstraction has 420 states and 595 transitions. [2021-10-11 02:31:33,950 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 595 transitions. [2021-10-11 02:31:33,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:31:33,952 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:33,952 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:34,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:31:34,164 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:34,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:34,165 INFO L82 PathProgramCache]: Analyzing trace with hash 512849101, now seen corresponding path program 1 times [2021-10-11 02:31:34,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:34,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1115306224] [2021-10-11 02:31:34,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:34,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:34,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:34,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:34,363 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:34,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1115306224] [2021-10-11 02:31:34,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:34,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:34,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908832704] [2021-10-11 02:31:34,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:34,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:34,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:34,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:34,365 INFO L87 Difference]: Start difference. First operand 420 states and 595 transitions. Second operand 3 states. [2021-10-11 02:31:34,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:34,386 INFO L93 Difference]: Finished difference Result 496 states and 707 transitions. [2021-10-11 02:31:34,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:34,387 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:31:34,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:34,387 INFO L225 Difference]: With dead ends: 496 [2021-10-11 02:31:34,387 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:31:34,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:34,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:31:34,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:31:34,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:31:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:31:34,389 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:31:34,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:34,389 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:31:34,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:34,389 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:31:34,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:31:34,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:31:34,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:31:35,181 INFO L258 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: false [2021-10-11 02:31:35,181 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2021-10-11 02:31:35,181 INFO L258 CegarLoopResult]: At program point L696(lines 696 702) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:35,181 INFO L258 CegarLoopResult]: At program point L696-1(lines 696 702) the Hoare annotation is: false [2021-10-11 02:31:35,182 INFO L258 CegarLoopResult]: At program point L696-2(lines 696 702) the Hoare annotation is: false [2021-10-11 02:31:35,182 INFO L258 CegarLoopResult]: At program point L104(lines 99 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:35,182 INFO L262 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2021-10-11 02:31:35,182 INFO L258 CegarLoopResult]: At program point L930-1(lines 930 936) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:31:35,182 INFO L262 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2021-10-11 02:31:35,182 INFO L265 CegarLoopResult]: At program point L205-1(lines 205 212) the Hoare annotation is: true [2021-10-11 02:31:35,182 INFO L262 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-3(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-5(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-6(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-8(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-9(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-11(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-12(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-14(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,183 INFO L262 CegarLoopResult]: For program point L866-15(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,184 INFO L262 CegarLoopResult]: For program point L866-17(lines 866 870) no Hoare annotation was computed. [2021-10-11 02:31:35,184 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2021-10-11 02:31:35,184 INFO L258 CegarLoopResult]: At program point L307(lines 302 310) the Hoare annotation is: false [2021-10-11 02:31:35,184 INFO L258 CegarLoopResult]: At program point L307-1(lines 302 310) the Hoare annotation is: false [2021-10-11 02:31:35,184 INFO L262 CegarLoopResult]: For program point L241(lines 241 245) no Hoare annotation was computed. [2021-10-11 02:31:35,184 INFO L258 CegarLoopResult]: At program point L307-2(lines 302 310) the Hoare annotation is: false [2021-10-11 02:31:35,184 INFO L258 CegarLoopResult]: At program point L307-3(lines 302 310) the Hoare annotation is: false [2021-10-11 02:31:35,184 INFO L258 CegarLoopResult]: At program point L307-4(lines 302 310) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L307-5(lines 302 310) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L872(lines 857 875) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L872-1(lines 857 875) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L872-2(lines 857 875) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L872-3(lines 857 875) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L872-4(lines 857 875) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L258 CegarLoopResult]: At program point L872-5(lines 857 875) the Hoare annotation is: false [2021-10-11 02:31:35,185 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-11 02:31:35,186 INFO L262 CegarLoopResult]: For program point L113-1(line 113) no Hoare annotation was computed. [2021-10-11 02:31:35,186 INFO L262 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2021-10-11 02:31:35,186 INFO L262 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2021-10-11 02:31:35,186 INFO L258 CegarLoopResult]: At program point L808(lines 801 811) the Hoare annotation is: false [2021-10-11 02:31:35,186 INFO L258 CegarLoopResult]: At program point L808-1(lines 801 811) the Hoare annotation is: false [2021-10-11 02:31:35,186 INFO L258 CegarLoopResult]: At program point L808-2(lines 801 811) the Hoare annotation is: false [2021-10-11 02:31:35,186 INFO L265 CegarLoopResult]: At program point L214(lines 195 217) the Hoare annotation is: true [2021-10-11 02:31:35,186 INFO L258 CegarLoopResult]: At program point L181(lines 177 183) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:35,186 INFO L262 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2021-10-11 02:31:35,187 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:31:35,187 INFO L262 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:31:35,187 INFO L258 CegarLoopResult]: At program point L53-1(lines 1 967) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 (_ bv4294967294 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse2 .cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:31:35,187 INFO L262 CegarLoopResult]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:31:35,187 INFO L258 CegarLoopResult]: At program point L53-3(lines 1 967) the Hoare annotation is: false [2021-10-11 02:31:35,187 INFO L262 CegarLoopResult]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:31:35,187 INFO L262 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2021-10-11 02:31:35,188 INFO L258 CegarLoopResult]: At program point L53-5(lines 1 967) the Hoare annotation is: false [2021-10-11 02:31:35,188 INFO L262 CegarLoopResult]: For program point L747(lines 747 764) no Hoare annotation was computed. [2021-10-11 02:31:35,188 INFO L262 CegarLoopResult]: For program point L747-1(lines 747 764) no Hoare annotation was computed. [2021-10-11 02:31:35,188 INFO L262 CegarLoopResult]: For program point L747-2(lines 747 764) no Hoare annotation was computed. [2021-10-11 02:31:35,188 INFO L262 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-10-11 02:31:35,188 INFO L258 CegarLoopResult]: At program point L880-1(lines 880 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:35,188 INFO L262 CegarLoopResult]: For program point L253(lines 253 257) no Hoare annotation was computed. [2021-10-11 02:31:35,188 INFO L262 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2021-10-11 02:31:35,189 INFO L258 CegarLoopResult]: At program point L948-1(lines 689 695) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:35,189 INFO L262 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:31:35,189 INFO L262 CegarLoopResult]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:31:35,189 INFO L262 CegarLoopResult]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:31:35,189 INFO L258 CegarLoopResult]: At program point L817(lines 812 820) the Hoare annotation is: false [2021-10-11 02:31:35,189 INFO L258 CegarLoopResult]: At program point L817-1(lines 812 820) the Hoare annotation is: false [2021-10-11 02:31:35,189 INFO L262 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2021-10-11 02:31:35,189 INFO L258 CegarLoopResult]: At program point L817-2(lines 812 820) the Hoare annotation is: false [2021-10-11 02:31:35,189 INFO L262 CegarLoopResult]: For program point L751-1(lines 751 759) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L721(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L721-1(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L721-2(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L721-3(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L721-4(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L721-5(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:31:35,190 INFO L262 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-10-11 02:31:35,191 INFO L258 CegarLoopResult]: At program point L920-1(lines 920 926) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:31:35,191 INFO L258 CegarLoopResult]: At program point L689(lines 688 707) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:35,191 INFO L262 CegarLoopResult]: For program point L689-1(lines 689 695) no Hoare annotation was computed. [2021-10-11 02:31:35,191 INFO L258 CegarLoopResult]: At program point L689-2(lines 688 707) the Hoare annotation is: false [2021-10-11 02:31:35,191 INFO L258 CegarLoopResult]: At program point L689-3(lines 688 707) the Hoare annotation is: false [2021-10-11 02:31:35,191 INFO L258 CegarLoopResult]: At program point L96(lines 1 967) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:35,191 INFO L262 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L229-3(lines 229 233) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L258 CegarLoopResult]: At program point L130-2(lines 130 144) the Hoare annotation is: false [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L229-6(lines 229 233) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L725-1(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L725-3(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L725-4(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:31:35,192 INFO L262 CegarLoopResult]: For program point L725-5(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:31:35,193 INFO L262 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-11 02:31:35,193 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:31:35,193 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2021-10-11 02:31:35,193 INFO L258 CegarLoopResult]: At program point L298(lines 293 301) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:31:35,193 INFO L258 CegarLoopResult]: At program point L298-1(lines 293 301) the Hoare annotation is: false [2021-10-11 02:31:35,193 INFO L258 CegarLoopResult]: At program point L298-2(lines 293 301) the Hoare annotation is: false [2021-10-11 02:31:35,193 INFO L258 CegarLoopResult]: At program point L266(lines 261 269) the Hoare annotation is: false [2021-10-11 02:31:35,194 INFO L258 CegarLoopResult]: At program point L266-1(lines 261 269) the Hoare annotation is: false [2021-10-11 02:31:35,199 INFO L258 CegarLoopResult]: At program point L266-2(lines 261 269) the Hoare annotation is: false [2021-10-11 02:31:35,199 INFO L262 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2021-10-11 02:31:35,199 INFO L262 CegarLoopResult]: For program point L134-1(lines 689 695) no Hoare annotation was computed. [2021-10-11 02:31:35,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:31:35 BoogieIcfgContainer [2021-10-11 02:31:35,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:31:35,240 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:31:35,240 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:31:35,240 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:31:35,240 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:27" (3/4) ... [2021-10-11 02:31:35,243 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:31:35,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:31:35,274 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:31:35,274 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:31:35,275 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:31:35,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:31:35,277 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:35,278 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:35,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:31:35,307 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:31:35,308 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:31:35,311 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:31:35,404 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fad6c6-df40-4686-a6b5-1dd85c3d7489/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:31:35,404 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:31:35,405 INFO L168 Benchmark]: Toolchain (without parser) took 11022.86 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 39.0 MB in the beginning and 61.1 MB in the end (delta: -22.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,406 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory is still 42.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:35,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.95 ms. Allocated memory is still 60.8 MB. Free memory was 38.9 MB in the beginning and 27.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.14 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 27.3 MB in the beginning and 60.6 MB in the end (delta: -33.3 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,407 INFO L168 Benchmark]: Boogie Preprocessor took 49.55 ms. Allocated memory is still 79.7 MB. Free memory was 60.6 MB in the beginning and 58.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,408 INFO L168 Benchmark]: RCFGBuilder took 2499.71 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 45.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,408 INFO L168 Benchmark]: TraceAbstraction took 7517.50 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 44.9 MB in the beginning and 69.8 MB in the end (delta: -24.9 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,408 INFO L168 Benchmark]: Witness Printer took 163.97 ms. Allocated memory is still 96.5 MB. Free memory was 69.8 MB in the beginning and 61.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:35,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory is still 42.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 695.95 ms. Allocated memory is still 60.8 MB. Free memory was 38.9 MB in the beginning and 27.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.14 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 27.3 MB in the beginning and 60.6 MB in the end (delta: -33.3 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.55 ms. Allocated memory is still 79.7 MB. Free memory was 60.6 MB in the beginning and 58.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2499.71 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 45.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7517.50 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 44.9 MB in the beginning and 69.8 MB in the end (delta: -24.9 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. * Witness Printer took 163.97 ms. Allocated memory is still 96.5 MB. Free memory was 69.8 MB in the beginning and 61.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 113]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 113]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 113]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.8s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 662 SDtfs, 636 SDslu, 669 SDs, 0 SdLazy, 135 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=420occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 211 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 76 NumberOfFragments, 364 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1109 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 8188 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1382 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...