./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG --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 d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 ............................................................................................................................................ 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_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG --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 d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:58:30,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:58:30,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:58:30,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:58:30,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:58:30,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:58:30,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:58:30,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:58:30,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:58:30,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:58:30,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:58:30,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:58:30,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:58:30,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:58:30,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:58:30,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:58:30,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:58:30,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:58:30,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:58:30,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:58:30,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:58:30,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:58:30,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:58:30,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:58:30,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:58:30,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:58:30,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:58:30,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:58:30,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:58:30,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:58:30,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:58:30,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:58:30,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:58:30,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:58:30,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:58:30,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:58:30,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:58:30,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:58:30,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:58:30,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:58:30,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:58:30,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:58:30,931 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:58:30,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:58:30,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:58:30,937 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:58:30,937 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:58:30,937 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:58:30,937 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:58:30,938 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:58:30,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:58:30,938 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:58:30,942 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:58:30,943 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:58:30,943 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:58:30,943 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:58:30,943 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:58:30,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:58:30,944 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:58:30,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:58:30,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:58:30,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:58:30,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:58:30,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:58:30,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:58:30,946 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:58:30,946 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:58:30,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:58:30,947 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:58:30,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:58:30,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:58:30,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:58:30,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:30,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:58:30,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:58:30,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:58:30,950 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:58:30,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:58:30,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:58:30,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:58:30,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:58:30,951 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_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 [2021-10-29 05:58:31,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:58:31,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:58:31,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:58:31,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:58:31,277 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:58:31,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-10-29 05:58:31,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/8e2ec6da0/3ad84b666e8146ef8be098e4224624b6/FLAGfacf44ac9 [2021-10-29 05:58:31,815 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:58:31,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-10-29 05:58:31,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/8e2ec6da0/3ad84b666e8146ef8be098e4224624b6/FLAGfacf44ac9 [2021-10-29 05:58:32,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/8e2ec6da0/3ad84b666e8146ef8be098e4224624b6 [2021-10-29 05:58:32,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:58:32,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:58:32,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:32,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:58:32,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:58:32,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:32" (1/1) ... [2021-10-29 05:58:32,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4beaa2b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:32, skipping insertion in model container [2021-10-29 05:58:32,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:32" (1/1) ... [2021-10-29 05:58:32,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:58:32,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:32,475 WARN L228 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_2e01db15-e281-4fe2-aca5-98bba908e937/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-10-29 05:58:32,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:32,539 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) [2021-10-29 05:58:32,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18da392e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:32, skipping insertion in model container [2021-10-29 05:58:32,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:32,544 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:58:32,546 INFO L168 Benchmark]: Toolchain (without parser) took 385.00 ms. Allocated memory is still 107.0 MB. Free memory was 63.9 MB in the beginning and 77.9 MB in the end (delta: -14.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:32,547 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory is still 81.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:58:32,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.33 ms. Allocated memory is still 107.0 MB. Free memory was 63.7 MB in the beginning and 77.9 MB in the end (delta: -14.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:32,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory is still 81.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 382.33 ms. Allocated memory is still 107.0 MB. Free memory was 63.7 MB in the beginning and 77.9 MB in the end (delta: -14.2 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: 78]: 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 0.2.1-dev-b2eff8b [2021-10-29 05:58:34,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:58:34,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:58:34,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:58:34,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:58:34,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:58:34,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:58:34,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:58:34,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:58:34,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:58:34,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:58:34,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:58:34,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:58:34,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:58:34,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:58:34,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:58:34,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:58:34,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:58:34,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:58:34,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:58:34,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:58:34,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:58:34,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:58:34,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:58:34,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:58:34,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:58:34,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:58:34,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:58:34,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:58:34,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:58:34,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:58:34,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:58:34,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:58:34,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:58:34,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:58:34,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:58:34,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:58:34,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:58:34,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:58:34,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:58:34,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:58:34,918 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:58:34,972 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:58:34,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:58:34,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:58:34,974 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:58:34,974 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:58:34,974 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:58:34,975 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:58:34,975 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:58:34,975 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:58:34,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:58:34,978 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:58:34,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:58:34,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:58:34,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:58:34,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:58:34,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:58:34,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:58:34,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:58:34,980 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:58:34,980 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:58:34,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:58:34,981 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:58:34,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:58:34,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:58:34,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:58:34,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:58:34,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:34,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:58:34,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:58:34,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:58:34,983 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:58:34,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:58:34,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:58:34,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:58:34,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:58:34,985 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_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 [2021-10-29 05:58:35,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:58:35,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:58:35,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:58:35,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:58:35,401 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:58:35,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-10-29 05:58:35,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/d8b92d719/5528a801e0fc43038e1a4d60888f65c3/FLAG33c29db43 [2021-10-29 05:58:36,167 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:58:36,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-10-29 05:58:36,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/d8b92d719/5528a801e0fc43038e1a4d60888f65c3/FLAG33c29db43 [2021-10-29 05:58:36,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/data/d8b92d719/5528a801e0fc43038e1a4d60888f65c3 [2021-10-29 05:58:36,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:58:36,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:58:36,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:36,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:58:36,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:58:36,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:36" (1/1) ... [2021-10-29 05:58:36,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@207af6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:36, skipping insertion in model container [2021-10-29 05:58:36,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:36" (1/1) ... [2021-10-29 05:58:36,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:58:36,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:36,858 WARN L228 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_2e01db15-e281-4fe2-aca5-98bba908e937/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-10-29 05:58:36,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:36,916 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:58:36,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:36,975 WARN L228 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_2e01db15-e281-4fe2-aca5-98bba908e937/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-10-29 05:58:37,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:37,008 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:58:37,055 WARN L228 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_2e01db15-e281-4fe2-aca5-98bba908e937/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-10-29 05:58:37,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:37,103 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:58:37,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37 WrapperNode [2021-10-29 05:58:37,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:37,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:37,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:58:37,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:58:37,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:37,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:58:37,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:58:37,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:58:37,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:58:37,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:58:37,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:58:37,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:58:37,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (1/1) ... [2021-10-29 05:58:37,333 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:37,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:58:37,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:58:37,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:58:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:58:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:58:37,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:58:39,908 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:58:39,909 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-10-29 05:58:39,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:39 BoogieIcfgContainer [2021-10-29 05:58:39,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:58:39,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:58:39,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:58:39,916 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:58:39,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:58:36" (1/3) ... [2021-10-29 05:58:39,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d5fcd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:39, skipping insertion in model container [2021-10-29 05:58:39,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:37" (2/3) ... [2021-10-29 05:58:39,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d5fcd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:39, skipping insertion in model container [2021-10-29 05:58:39,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:39" (3/3) ... [2021-10-29 05:58:39,919 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2021-10-29 05:58:39,924 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:58:39,925 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:58:39,972 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:58:39,977 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:58:39,978 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:58:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand has 229 states, 225 states have (on average 1.5244444444444445) internal successors, (343), 228 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:58:40,005 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:40,005 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:40,006 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:40,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:40,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1958491676, now seen corresponding path program 1 times [2021-10-29 05:58:40,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:40,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [554740597] [2021-10-29 05:58:40,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:40,025 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:40,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:40,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:40,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:58:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:40,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:58:40,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:40,329 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:40,394 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:40,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [554740597] [2021-10-29 05:58:40,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [554740597] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:40,395 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:40,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:58:40,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666477090] [2021-10-29 05:58:40,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:58:40,402 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:40,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:58:40,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:40,424 INFO L87 Difference]: Start difference. First operand has 229 states, 225 states have (on average 1.5244444444444445) internal successors, (343), 228 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:40,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:40,487 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2021-10-29 05:58:40,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:58:40,489 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-29 05:58:40,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:40,501 INFO L225 Difference]: With dead ends: 451 [2021-10-29 05:58:40,502 INFO L226 Difference]: Without dead ends: 225 [2021-10-29 05:58:40,505 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:40,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-10-29 05:58:40,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-10-29 05:58:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 222 states have (on average 1.490990990990991) internal successors, (331), 224 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2021-10-29 05:58:40,578 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2021-10-29 05:58:40,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:40,578 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2021-10-29 05:58:40,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:40,579 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2021-10-29 05:58:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:58:40,587 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:40,587 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:40,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-29 05:58:40,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:40,803 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:40,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:40,804 INFO L85 PathProgramCache]: Analyzing trace with hash 2117639651, now seen corresponding path program 1 times [2021-10-29 05:58:40,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:40,805 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492900613] [2021-10-29 05:58:40,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:40,805 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:40,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:40,806 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:40,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:58:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:40,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:40,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:41,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:41,124 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:41,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492900613] [2021-10-29 05:58:41,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492900613] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:41,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:41,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:58:41,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522513664] [2021-10-29 05:58:41,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:58:41,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:41,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:58:41,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:41,134 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:41,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:41,153 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2021-10-29 05:58:41,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:58:41,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-29 05:58:41,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:41,155 INFO L225 Difference]: With dead ends: 225 [2021-10-29 05:58:41,155 INFO L226 Difference]: Without dead ends: 85 [2021-10-29 05:58:41,156 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:41,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-29 05:58:41,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-29 05:58:41,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:41,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-29 05:58:41,165 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-10-29 05:58:41,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:41,165 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-29 05:58:41,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-29 05:58:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:58:41,166 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:41,167 INFO L513 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] [2021-10-29 05:58:41,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:41,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:41,379 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:41,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:41,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2021-10-29 05:58:41,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:41,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352699362] [2021-10-29 05:58:41,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:41,381 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:41,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:41,382 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:41,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:58:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:41,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:41,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:41,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:41,724 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:41,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1352699362] [2021-10-29 05:58:41,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1352699362] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:41,725 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:41,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:58:41,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124570811] [2021-10-29 05:58:41,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:58:41,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:41,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:58:41,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:41,727 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:41,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:41,765 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2021-10-29 05:58:41,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:58:41,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 05:58:41,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:41,772 INFO L225 Difference]: With dead ends: 163 [2021-10-29 05:58:41,773 INFO L226 Difference]: Without dead ends: 85 [2021-10-29 05:58:41,776 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:41,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-29 05:58:41,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-29 05:58:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:41,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-10-29 05:58:41,793 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-10-29 05:58:41,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:41,794 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-10-29 05:58:41,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-29 05:58:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 05:58:41,798 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:41,798 INFO L513 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, 1] [2021-10-29 05:58:41,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:42,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:42,013 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:42,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:42,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2021-10-29 05:58:42,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:42,014 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1763310016] [2021-10-29 05:58:42,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:42,015 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:42,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:42,019 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:42,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:58:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:42,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:42,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:42,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:42,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:42,375 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:42,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1763310016] [2021-10-29 05:58:42,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1763310016] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:42,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:42,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:58:42,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826241087] [2021-10-29 05:58:42,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:58:42,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:42,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:58:42,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:58:42,378 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:42,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:42,442 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2021-10-29 05:58:42,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:58:42,443 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-29 05:58:42,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:42,444 INFO L225 Difference]: With dead ends: 170 [2021-10-29 05:58:42,444 INFO L226 Difference]: Without dead ends: 92 [2021-10-29 05:58:42,445 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:58:42,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-10-29 05:58:42,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2021-10-29 05:58:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.4269662921348314) internal successors, (127), 89 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2021-10-29 05:58:42,452 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2021-10-29 05:58:42,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:42,453 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2021-10-29 05:58:42,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2021-10-29 05:58:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 05:58:42,454 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:42,454 INFO L513 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:42,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-29 05:58:42,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:42,666 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:42,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:42,667 INFO L85 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2021-10-29 05:58:42,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:42,668 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [708548794] [2021-10-29 05:58:42,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:42,668 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:42,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:42,669 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:42,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:58:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:42,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:42,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:43,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:43,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:43,211 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:43,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [708548794] [2021-10-29 05:58:43,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [708548794] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:43,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:43,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:58:43,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446123673] [2021-10-29 05:58:43,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:58:43,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:43,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:58:43,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:43,214 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:43,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:43,290 INFO L93 Difference]: Finished difference Result 308 states and 442 transitions. [2021-10-29 05:58:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:58:43,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-29 05:58:43,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:43,294 INFO L225 Difference]: With dead ends: 308 [2021-10-29 05:58:43,294 INFO L226 Difference]: Without dead ends: 225 [2021-10-29 05:58:43,295 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:43,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-10-29 05:58:43,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 219. [2021-10-29 05:58:43,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 218 states have (on average 1.4174311926605505) internal successors, (309), 218 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:43,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 309 transitions. [2021-10-29 05:58:43,329 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 309 transitions. Word has length 33 [2021-10-29 05:58:43,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:43,330 INFO L470 AbstractCegarLoop]: Abstraction has 219 states and 309 transitions. [2021-10-29 05:58:43,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:43,330 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 309 transitions. [2021-10-29 05:58:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 05:58:43,338 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:43,338 INFO L513 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:43,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-10-29 05:58:43,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:43,555 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:43,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:43,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2021-10-29 05:58:43,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:43,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291362945] [2021-10-29 05:58:43,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:43,557 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:43,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:43,558 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:43,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:58:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:43,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:43,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:43,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:44,101 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:44,102 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [291362945] [2021-10-29 05:58:44,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [291362945] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:44,102 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:44,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:58:44,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533561365] [2021-10-29 05:58:44,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:58:44,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:44,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:58:44,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:58:44,104 INFO L87 Difference]: Start difference. First operand 219 states and 309 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:44,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:44,281 INFO L93 Difference]: Finished difference Result 1079 states and 1521 transitions. [2021-10-29 05:58:44,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:58:44,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-29 05:58:44,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:44,287 INFO L225 Difference]: With dead ends: 1079 [2021-10-29 05:58:44,288 INFO L226 Difference]: Without dead ends: 867 [2021-10-29 05:58:44,289 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:58:44,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2021-10-29 05:58:44,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 411. [2021-10-29 05:58:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.3853658536585365) internal successors, (568), 410 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 568 transitions. [2021-10-29 05:58:44,331 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 568 transitions. Word has length 33 [2021-10-29 05:58:44,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:44,332 INFO L470 AbstractCegarLoop]: Abstraction has 411 states and 568 transitions. [2021-10-29 05:58:44,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:44,332 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 568 transitions. [2021-10-29 05:58:44,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 05:58:44,333 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:44,334 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:44,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-10-29 05:58:44,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:44,538 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:44,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:44,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2021-10-29 05:58:44,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:44,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [871348425] [2021-10-29 05:58:44,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:44,540 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:44,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:44,541 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:44,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:58:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:44,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:44,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:44,926 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:45,004 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:45,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [871348425] [2021-10-29 05:58:45,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [871348425] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:45,005 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:45,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:58:45,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761169371] [2021-10-29 05:58:45,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:58:45,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:45,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:58:45,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:58:45,008 INFO L87 Difference]: Start difference. First operand 411 states and 568 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:45,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:45,261 INFO L93 Difference]: Finished difference Result 1600 states and 2203 transitions. [2021-10-29 05:58:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:58:45,261 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-29 05:58:45,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:45,269 INFO L225 Difference]: With dead ends: 1600 [2021-10-29 05:58:45,270 INFO L226 Difference]: Without dead ends: 1196 [2021-10-29 05:58:45,272 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:58:45,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2021-10-29 05:58:45,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 408. [2021-10-29 05:58:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 407 states have (on average 1.3734643734643734) internal successors, (559), 407 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:45,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 559 transitions. [2021-10-29 05:58:45,336 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 559 transitions. Word has length 34 [2021-10-29 05:58:45,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:45,337 INFO L470 AbstractCegarLoop]: Abstraction has 408 states and 559 transitions. [2021-10-29 05:58:45,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:45,337 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 559 transitions. [2021-10-29 05:58:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:58:45,340 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:45,340 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:45,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:45,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:45,556 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:45,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:45,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2021-10-29 05:58:45,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:45,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187588881] [2021-10-29 05:58:45,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:45,557 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:45,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:45,558 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:45,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:58:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:45,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:45,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:45,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:46,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:46,010 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:46,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187588881] [2021-10-29 05:58:46,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187588881] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:46,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:46,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:58:46,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370289424] [2021-10-29 05:58:46,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:58:46,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:46,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:58:46,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:58:46,017 INFO L87 Difference]: Start difference. First operand 408 states and 559 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:46,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:46,165 INFO L93 Difference]: Finished difference Result 1081 states and 1461 transitions. [2021-10-29 05:58:46,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:58:46,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-29 05:58:46,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:46,170 INFO L225 Difference]: With dead ends: 1081 [2021-10-29 05:58:46,171 INFO L226 Difference]: Without dead ends: 680 [2021-10-29 05:58:46,172 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:58:46,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2021-10-29 05:58:46,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 450. [2021-10-29 05:58:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 449 states have (on average 1.3385300668151447) internal successors, (601), 449 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:46,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 601 transitions. [2021-10-29 05:58:46,217 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 601 transitions. Word has length 37 [2021-10-29 05:58:46,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:46,218 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 601 transitions. [2021-10-29 05:58:46,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 601 transitions. [2021-10-29 05:58:46,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:58:46,219 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:46,219 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:46,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:46,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:46,436 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:46,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:46,437 INFO L85 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2021-10-29 05:58:46,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:46,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247928304] [2021-10-29 05:58:46,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:46,438 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:46,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:46,439 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:46,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:58:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:46,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:58:46,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:46,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:46,792 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:46,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:46,880 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:46,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247928304] [2021-10-29 05:58:46,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247928304] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:46,881 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:46,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:58:46,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374445417] [2021-10-29 05:58:46,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:58:46,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:46,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:58:46,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:58:46,883 INFO L87 Difference]: Start difference. First operand 450 states and 601 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:46,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:46,988 INFO L93 Difference]: Finished difference Result 937 states and 1244 transitions. [2021-10-29 05:58:46,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:58:46,989 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-29 05:58:46,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:46,994 INFO L225 Difference]: With dead ends: 937 [2021-10-29 05:58:46,994 INFO L226 Difference]: Without dead ends: 494 [2021-10-29 05:58:46,995 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:58:46,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-10-29 05:58:47,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 319. [2021-10-29 05:58:47,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 318 states have (on average 1.3270440251572326) internal successors, (422), 318 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:47,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 422 transitions. [2021-10-29 05:58:47,029 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 422 transitions. Word has length 37 [2021-10-29 05:58:47,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:47,029 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 422 transitions. [2021-10-29 05:58:47,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 422 transitions. [2021-10-29 05:58:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:58:47,030 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:47,031 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:47,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:47,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:47,243 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:47,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2021-10-29 05:58:47,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:47,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735878678] [2021-10-29 05:58:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:47,244 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:47,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:47,245 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:47,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:58:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:47,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:58:47,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:47,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:47,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:47,804 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:47,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735878678] [2021-10-29 05:58:47,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [735878678] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:47,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:47,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:58:47,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860535710] [2021-10-29 05:58:47,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:58:47,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:47,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:58:47,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:58:47,807 INFO L87 Difference]: Start difference. First operand 319 states and 422 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:49,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:49,762 INFO L93 Difference]: Finished difference Result 1253 states and 1619 transitions. [2021-10-29 05:58:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:58:49,762 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-29 05:58:49,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:49,768 INFO L225 Difference]: With dead ends: 1253 [2021-10-29 05:58:49,768 INFO L226 Difference]: Without dead ends: 941 [2021-10-29 05:58:49,769 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:58:49,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2021-10-29 05:58:49,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 319. [2021-10-29 05:58:49,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 318 states have (on average 1.3050314465408805) internal successors, (415), 318 states have internal predecessors, (415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:49,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 415 transitions. [2021-10-29 05:58:49,815 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 415 transitions. Word has length 38 [2021-10-29 05:58:49,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:49,815 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 415 transitions. [2021-10-29 05:58:49,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:49,816 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 415 transitions. [2021-10-29 05:58:49,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 05:58:49,817 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:49,817 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:49,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:50,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:50,029 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:50,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:50,030 INFO L85 PathProgramCache]: Analyzing trace with hash -49055591, now seen corresponding path program 1 times [2021-10-29 05:58:50,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:50,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1148721802] [2021-10-29 05:58:50,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:50,031 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:50,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:50,031 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:50,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 05:58:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:50,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:58:50,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:58:50,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:58:50,668 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:50,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1148721802] [2021-10-29 05:58:50,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1148721802] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:50,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:50,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:58:50,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123444762] [2021-10-29 05:58:50,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:58:50,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:50,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:58:50,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:58:50,671 INFO L87 Difference]: Start difference. First operand 319 states and 415 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:53,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:53,610 INFO L93 Difference]: Finished difference Result 879 states and 1129 transitions. [2021-10-29 05:58:53,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 05:58:53,610 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-29 05:58:53,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:53,612 INFO L225 Difference]: With dead ends: 879 [2021-10-29 05:58:53,612 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:58:53,613 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-10-29 05:58:53,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:58:53,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:58:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:58:53,614 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-29 05:58:53,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:53,615 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:58:53,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:58:53,615 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:58:53,618 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:53,618 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:53,619 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:53,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:53,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:53,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:58:53,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:53,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:53,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:53,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:53,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:54,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:55,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:56,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:57,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:57,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:57,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:57,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:59:02,763 INFO L857 garLoopResultBuilder]: For program point L828(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,763 INFO L857 garLoopResultBuilder]: For program point L828-1(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,763 INFO L857 garLoopResultBuilder]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,763 INFO L857 garLoopResultBuilder]: For program point L828-3(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,763 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-4(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-5(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-6(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-7(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-8(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-9(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,764 INFO L857 garLoopResultBuilder]: For program point L828-10(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,765 INFO L857 garLoopResultBuilder]: For program point L828-11(lines 828 836) no Hoare annotation was computed. [2021-10-29 05:59:02,765 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-29 05:59:02,765 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 792 798) no Hoare annotation was computed. [2021-10-29 05:59:02,765 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 768) no Hoare annotation was computed. [2021-10-29 05:59:02,765 INFO L853 garLoopResultBuilder]: At program point L764-2(lines 792 798) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-29 05:59:02,766 INFO L853 garLoopResultBuilder]: At program point L702(lines 1 1031) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,766 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-10-29 05:59:02,766 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-10-29 05:59:02,766 INFO L853 garLoopResultBuilder]: At program point L774(lines 725 775) the Hoare annotation is: false [2021-10-29 05:59:02,766 INFO L853 garLoopResultBuilder]: At program point L710(lines 705 713) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,767 INFO L857 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,767 INFO L857 garLoopResultBuilder]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,767 INFO L857 garLoopResultBuilder]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,767 INFO L857 garLoopResultBuilder]: For program point L912-6(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,767 INFO L857 garLoopResultBuilder]: For program point L912-8(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,767 INFO L857 garLoopResultBuilder]: For program point L912-10(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L912-12(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L912-14(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L912-16(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L912-18(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L912-20(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L912-22(lines 912 918) no Hoare annotation was computed. [2021-10-29 05:59:02,768 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-10-29 05:59:02,769 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-10-29 05:59:02,769 INFO L857 garLoopResultBuilder]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2021-10-29 05:59:02,769 INFO L857 garLoopResultBuilder]: For program point L583-6(lines 583 587) no Hoare annotation was computed. [2021-10-29 05:59:02,769 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 867) no Hoare annotation was computed. [2021-10-29 05:59:02,769 INFO L857 garLoopResultBuilder]: For program point L850-1(lines 850 867) no Hoare annotation was computed. [2021-10-29 05:59:02,769 INFO L857 garLoopResultBuilder]: For program point L850-2(lines 850 867) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point L850-3(lines 850 867) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point L850-4(lines 850 867) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point L850-5(lines 850 867) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point L854(lines 854 862) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point L854-1(lines 854 862) no Hoare annotation was computed. [2021-10-29 05:59:02,770 INFO L857 garLoopResultBuilder]: For program point L854-2(lines 854 862) no Hoare annotation was computed. [2021-10-29 05:59:02,771 INFO L857 garLoopResultBuilder]: For program point L854-3(lines 854 862) no Hoare annotation was computed. [2021-10-29 05:59:02,771 INFO L857 garLoopResultBuilder]: For program point L854-4(lines 854 862) no Hoare annotation was computed. [2021-10-29 05:59:02,771 INFO L857 garLoopResultBuilder]: For program point L854-5(lines 854 862) no Hoare annotation was computed. [2021-10-29 05:59:02,771 INFO L857 garLoopResultBuilder]: For program point L526(line 526) no Hoare annotation was computed. [2021-10-29 05:59:02,771 INFO L857 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2021-10-29 05:59:02,771 INFO L857 garLoopResultBuilder]: For program point L526-2(line 526) no Hoare annotation was computed. [2021-10-29 05:59:02,772 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:59:02,772 INFO L853 garLoopResultBuilder]: At program point L792(lines 791 810) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-29 05:59:02,772 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-10-29 05:59:02,772 INFO L857 garLoopResultBuilder]: For program point L792-1(lines 792 798) no Hoare annotation was computed. [2021-10-29 05:59:02,772 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 791 810) the Hoare annotation is: false [2021-10-29 05:59:02,772 INFO L853 garLoopResultBuilder]: At program point L792-3(lines 791 810) the Hoare annotation is: false [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660-2(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660-3(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660-4(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660-5(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,773 INFO L857 garLoopResultBuilder]: For program point L660-6(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,774 INFO L857 garLoopResultBuilder]: For program point L660-7(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,774 INFO L857 garLoopResultBuilder]: For program point L660-8(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,774 INFO L857 garLoopResultBuilder]: For program point L660-9(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,774 INFO L857 garLoopResultBuilder]: For program point L660-10(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,774 INFO L857 garLoopResultBuilder]: For program point L660-11(lines 660 666) no Hoare annotation was computed. [2021-10-29 05:59:02,774 INFO L857 garLoopResultBuilder]: For program point L727(lines 726 773) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 732) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995-2(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995-3(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995-5(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995-6(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995-8(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L857 garLoopResultBuilder]: For program point L995-9(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,775 INFO L853 garLoopResultBuilder]: At program point L665(lines 656 669) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,776 INFO L853 garLoopResultBuilder]: At program point L665-1(lines 656 669) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,776 INFO L857 garLoopResultBuilder]: For program point L995-11(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,776 INFO L853 garLoopResultBuilder]: At program point L665-2(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,776 INFO L857 garLoopResultBuilder]: For program point L995-12(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,776 INFO L853 garLoopResultBuilder]: At program point L665-3(lines 656 669) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-29 05:59:02,776 INFO L853 garLoopResultBuilder]: At program point L665-4(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,776 INFO L857 garLoopResultBuilder]: For program point L995-14(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,776 INFO L853 garLoopResultBuilder]: At program point L665-5(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,776 INFO L857 garLoopResultBuilder]: For program point L995-15(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,777 INFO L853 garLoopResultBuilder]: At program point L665-6(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,777 INFO L857 garLoopResultBuilder]: For program point L995-17(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,777 INFO L853 garLoopResultBuilder]: At program point L665-7(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,777 INFO L857 garLoopResultBuilder]: For program point L995-18(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,777 INFO L853 garLoopResultBuilder]: At program point L665-8(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,777 INFO L853 garLoopResultBuilder]: At program point L665-9(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,777 INFO L857 garLoopResultBuilder]: For program point L995-20(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,777 INFO L853 garLoopResultBuilder]: At program point L665-10(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,777 INFO L857 garLoopResultBuilder]: For program point L995-21(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,777 INFO L853 garLoopResultBuilder]: At program point L665-11(lines 656 669) the Hoare annotation is: false [2021-10-29 05:59:02,777 INFO L857 garLoopResultBuilder]: For program point L995-23(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-24(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-26(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-27(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-29(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-30(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-32(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-33(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L857 garLoopResultBuilder]: For program point L995-35(lines 995 999) no Hoare annotation was computed. [2021-10-29 05:59:02,778 INFO L853 garLoopResultBuilder]: At program point L799(lines 799 805) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-29 05:59:02,779 INFO L853 garLoopResultBuilder]: At program point L799-1(lines 799 805) the Hoare annotation is: false [2021-10-29 05:59:02,779 INFO L853 garLoopResultBuilder]: At program point L799-2(lines 799 805) the Hoare annotation is: false [2021-10-29 05:59:02,779 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 742) no Hoare annotation was computed. [2021-10-29 05:59:02,779 INFO L853 garLoopResultBuilder]: At program point L736-1(lines 736 742) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:59:02,779 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-10-29 05:59:02,780 INFO L853 garLoopResultBuilder]: At program point L1001(lines 986 1004) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,780 INFO L853 garLoopResultBuilder]: At program point L1001-1(lines 986 1004) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,780 INFO L853 garLoopResultBuilder]: At program point L1001-2(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,780 INFO L853 garLoopResultBuilder]: At program point L1001-3(lines 986 1004) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-29 05:59:02,780 INFO L853 garLoopResultBuilder]: At program point L1001-4(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,780 INFO L853 garLoopResultBuilder]: At program point L1001-5(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L1001-6(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L1001-7(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L1001-8(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L1001-9(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L1001-10(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L1001-11(lines 986 1004) the Hoare annotation is: false [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L539(lines 534 541) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L937(lines 930 940) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 05:59:02,781 INFO L853 garLoopResultBuilder]: At program point L937-1(lines 930 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-2(lines 930 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-3(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-4(lines 930 940) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-5(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-6(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-7(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-8(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-9(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L857 garLoopResultBuilder]: For program point L607(lines 607 611) no Hoare annotation was computed. [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-10(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-11(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,782 INFO L853 garLoopResultBuilder]: At program point L937-12(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L937-13(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L937-14(lines 930 940) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L675-3(lines 670 678) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L675-4(lines 670 678) the Hoare annotation is: false [2021-10-29 05:59:02,783 INFO L853 garLoopResultBuilder]: At program point L675-5(lines 670 678) the Hoare annotation is: false [2021-10-29 05:59:02,784 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,784 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 893) no Hoare annotation was computed. [2021-10-29 05:59:02,784 INFO L857 garLoopResultBuilder]: For program point L876-1(lines 876 893) no Hoare annotation was computed. [2021-10-29 05:59:02,784 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 876 893) no Hoare annotation was computed. [2021-10-29 05:59:02,784 INFO L857 garLoopResultBuilder]: For program point L746(lines 746 752) no Hoare annotation was computed. [2021-10-29 05:59:02,784 INFO L853 garLoopResultBuilder]: At program point L746-1(lines 746 752) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-29 05:59:02,784 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:59:02,785 INFO L853 garLoopResultBuilder]: At program point L946(lines 941 949) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,785 INFO L853 garLoopResultBuilder]: At program point L946-1(lines 941 949) the Hoare annotation is: false [2021-10-29 05:59:02,785 INFO L857 garLoopResultBuilder]: For program point L880(lines 880 888) no Hoare annotation was computed. [2021-10-29 05:59:02,785 INFO L853 garLoopResultBuilder]: At program point L946-2(lines 941 949) the Hoare annotation is: false [2021-10-29 05:59:02,785 INFO L857 garLoopResultBuilder]: For program point L880-1(lines 880 888) no Hoare annotation was computed. [2021-10-29 05:59:02,785 INFO L857 garLoopResultBuilder]: For program point L880-2(lines 880 888) no Hoare annotation was computed. [2021-10-29 05:59:02,785 INFO L857 garLoopResultBuilder]: For program point L550(lines 550 567) no Hoare annotation was computed. [2021-10-29 05:59:02,786 INFO L853 garLoopResultBuilder]: At program point L550-1(lines 1 1031) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3))) [2021-10-29 05:59:02,786 INFO L857 garLoopResultBuilder]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2021-10-29 05:59:02,786 INFO L853 garLoopResultBuilder]: At program point L550-3(lines 1 1031) the Hoare annotation is: false [2021-10-29 05:59:02,786 INFO L857 garLoopResultBuilder]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2021-10-29 05:59:02,786 INFO L853 garLoopResultBuilder]: At program point L550-5(lines 1 1031) the Hoare annotation is: false [2021-10-29 05:59:02,786 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,787 INFO L857 garLoopResultBuilder]: For program point L1014-2(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,787 INFO L857 garLoopResultBuilder]: For program point L1014-3(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,787 INFO L857 garLoopResultBuilder]: For program point L1014-5(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,787 INFO L857 garLoopResultBuilder]: For program point L1014-6(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,787 INFO L857 garLoopResultBuilder]: For program point L1014-8(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,787 INFO L857 garLoopResultBuilder]: For program point L1014-9(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,788 INFO L857 garLoopResultBuilder]: For program point L1014-11(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,788 INFO L857 garLoopResultBuilder]: For program point L1014-12(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,788 INFO L857 garLoopResultBuilder]: For program point L1014-14(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,788 INFO L857 garLoopResultBuilder]: For program point L1014-15(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,788 INFO L857 garLoopResultBuilder]: For program point L1014-17(lines 1014 1018) no Hoare annotation was computed. [2021-10-29 05:59:02,788 INFO L853 garLoopResultBuilder]: At program point L620(lines 615 623) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 05:59:02,788 INFO L853 garLoopResultBuilder]: At program point L620-1(lines 615 623) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,789 INFO L853 garLoopResultBuilder]: At program point L620-2(lines 615 623) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:59:02,789 INFO L857 garLoopResultBuilder]: For program point L554(lines 554 564) no Hoare annotation was computed. [2021-10-29 05:59:02,789 INFO L853 garLoopResultBuilder]: At program point L620-3(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,789 INFO L853 garLoopResultBuilder]: At program point L620-4(lines 615 623) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-29 05:59:02,789 INFO L857 garLoopResultBuilder]: For program point L554-2(lines 554 564) no Hoare annotation was computed. [2021-10-29 05:59:02,789 INFO L853 garLoopResultBuilder]: At program point L620-5(lines 615 623) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-29 05:59:02,790 INFO L853 garLoopResultBuilder]: At program point L620-6(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,790 INFO L857 garLoopResultBuilder]: For program point L554-4(lines 554 564) no Hoare annotation was computed. [2021-10-29 05:59:02,790 INFO L853 garLoopResultBuilder]: At program point L620-7(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,790 INFO L853 garLoopResultBuilder]: At program point L620-8(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,790 INFO L853 garLoopResultBuilder]: At program point L620-9(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,790 INFO L853 garLoopResultBuilder]: At program point L620-10(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,791 INFO L853 garLoopResultBuilder]: At program point L620-11(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,791 INFO L853 garLoopResultBuilder]: At program point L620-12(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,791 INFO L853 garLoopResultBuilder]: At program point L620-13(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,791 INFO L853 garLoopResultBuilder]: At program point L620-14(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,791 INFO L853 garLoopResultBuilder]: At program point L620-15(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,791 INFO L853 garLoopResultBuilder]: At program point L620-16(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,792 INFO L853 garLoopResultBuilder]: At program point L620-17(lines 615 623) the Hoare annotation is: false [2021-10-29 05:59:02,792 INFO L857 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-10-29 05:59:02,792 INFO L857 garLoopResultBuilder]: For program point L555-2(lines 555 561) no Hoare annotation was computed. [2021-10-29 05:59:02,792 INFO L857 garLoopResultBuilder]: For program point L555-4(lines 555 561) no Hoare annotation was computed. [2021-10-29 05:59:02,792 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:59:02,792 INFO L853 garLoopResultBuilder]: At program point L1020(lines 1005 1023) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-29 05:59:02,792 INFO L853 garLoopResultBuilder]: At program point L1020-1(lines 1005 1023) the Hoare annotation is: false [2021-10-29 05:59:02,793 INFO L853 garLoopResultBuilder]: At program point L1020-2(lines 1005 1023) the Hoare annotation is: false [2021-10-29 05:59:02,793 INFO L853 garLoopResultBuilder]: At program point L1020-3(lines 1005 1023) the Hoare annotation is: false [2021-10-29 05:59:02,793 INFO L853 garLoopResultBuilder]: At program point L1020-4(lines 1005 1023) the Hoare annotation is: false [2021-10-29 05:59:02,793 INFO L853 garLoopResultBuilder]: At program point L1020-5(lines 1005 1023) the Hoare annotation is: false [2021-10-29 05:59:02,793 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 769) no Hoare annotation was computed. [2021-10-29 05:59:02,793 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,793 INFO L857 garLoopResultBuilder]: For program point L824-1(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-4(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-7(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,794 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,795 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,795 INFO L857 garLoopResultBuilder]: For program point L824-10(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,795 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 841) no Hoare annotation was computed. [2021-10-29 05:59:02,795 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-29 05:59:02,795 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-29 05:59:02,798 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:59:02,800 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:59:02,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:59:02 BoogieIcfgContainer [2021-10-29 05:59:02,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:59:02,852 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:59:02,852 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:59:02,853 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:59:02,853 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:39" (3/4) ... [2021-10-29 05:59:02,856 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:59:02,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:59:02,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:59:02,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:59:02,896 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:59:02,898 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:59:02,900 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:59:02,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:59:02,928 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:59:02,928 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:59:02,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 05:59:02,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:59:02,932 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 05:59:02,933 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 05:59:02,933 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-29 05:59:02,937 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,938 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-29 05:59:02,938 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:59:02,939 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,939 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:59:02,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,943 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:02,943 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:59:03,031 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:59:03,031 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:59:03,032 INFO L168 Benchmark]: Toolchain (without parser) took 26580.39 ms. Allocated memory was 69.2 MB in the beginning and 163.6 MB in the end (delta: 94.4 MB). Free memory was 50.8 MB in the beginning and 77.2 MB in the end (delta: -26.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,033 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 69.2 MB. Free memory is still 51.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:59:03,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.65 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 36.9 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.71 ms. Allocated memory is still 69.2 MB. Free memory was 36.9 MB in the beginning and 31.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,034 INFO L168 Benchmark]: Boogie Preprocessor took 129.85 ms. Allocated memory is still 69.2 MB. Free memory was 31.2 MB in the beginning and 49.7 MB in the end (delta: -18.5 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,034 INFO L168 Benchmark]: RCFGBuilder took 2587.34 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 49.3 MB in the beginning and 58.3 MB in the end (delta: -9.0 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,035 INFO L168 Benchmark]: TraceAbstraction took 22938.69 ms. Allocated memory was 92.3 MB in the beginning and 163.6 MB in the end (delta: 71.3 MB). Free memory was 57.7 MB in the beginning and 96.1 MB in the end (delta: -38.4 MB). Peak memory consumption was 86.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,035 INFO L168 Benchmark]: Witness Printer took 178.88 ms. Allocated memory is still 163.6 MB. Free memory was 96.1 MB in the beginning and 77.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:03,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 69.2 MB. Free memory is still 51.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 649.65 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 36.9 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.71 ms. Allocated memory is still 69.2 MB. Free memory was 36.9 MB in the beginning and 31.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 129.85 ms. Allocated memory is still 69.2 MB. Free memory was 31.2 MB in the beginning and 49.7 MB in the end (delta: -18.5 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2587.34 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 49.3 MB in the beginning and 58.3 MB in the end (delta: -9.0 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22938.69 ms. Allocated memory was 92.3 MB in the beginning and 163.6 MB in the end (delta: 71.3 MB). Free memory was 57.7 MB in the beginning and 96.1 MB in the end (delta: -38.4 MB). Peak memory consumption was 86.9 MB. Max. memory is 16.1 GB. * Witness Printer took 178.88 ms. Allocated memory is still 163.6 MB. Free memory was 96.1 MB in the beginning and 77.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 22.8s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1787 SDtfs, 2440 SDslu, 4242 SDs, 0 SdLazy, 582 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 751 GetRequests, 686 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=8, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2279 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 318 NumberOfFragments, 697 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1583107 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 92 FomulaSimplificationsInter, 141659 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 704 ConstructedInterpolants, 0 QuantifiedInterpolants, 1121 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2359 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 05:59:03,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e01db15-e281-4fe2-aca5-98bba908e937/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...