./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b0c3f3646e33973a6d7bd1caf1826f109e77f0e ............................................................................................................................................ 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_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b0c3f3646e33973a6d7bd1caf1826f109e77f0e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:41,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:41,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:41,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:41,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:41,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:41,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:41,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:41,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:41,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:41,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:41,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:41,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:41,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:41,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:41,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:41,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:41,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:41,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:41,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:41,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:41,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:41,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:41,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:41,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:41,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:41,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:41,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:41,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:41,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:41,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:41,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:41,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:41,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:41,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:41,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:41,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:41,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:41,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:41,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:41,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:41,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:24:41,877 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:41,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:41,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:41,880 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:41,880 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:41,880 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:41,881 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:41,881 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:41,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:41,881 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:41,882 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:41,883 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:41,883 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:41,883 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:41,884 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:41,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:41,885 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:41,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:41,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:41,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:41,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:41,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:41,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:41,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:41,887 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:41,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:41,887 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:41,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:41,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:41,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:41,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:41,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:41,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:41,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:41,891 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:41,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:41,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:41,892 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:41,893 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:41,893 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_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b0c3f3646e33973a6d7bd1caf1826f109e77f0e [2021-10-11 02:24:42,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:42,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:42,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:42,203 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:42,204 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:42,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2021-10-11 02:24:42,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/fe21e9e50/dcc4237a78014c7185ac10280d635650/FLAG6916d7952 [2021-10-11 02:24:42,794 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:42,795 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2021-10-11 02:24:42,807 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/fe21e9e50/dcc4237a78014c7185ac10280d635650/FLAG6916d7952 [2021-10-11 02:24:43,125 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/fe21e9e50/dcc4237a78014c7185ac10280d635650 [2021-10-11 02:24:43,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:43,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:43,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:43,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:43,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:43,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:43" (1/1) ... [2021-10-11 02:24:43,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322cfca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:43, skipping insertion in model container [2021-10-11 02:24:43,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:43" (1/1) ... [2021-10-11 02:24:43,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:43,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:43,429 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c[1281,1294] [2021-10-11 02:24:43,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:43,586 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:24:43,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@164616fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:43, skipping insertion in model container [2021-10-11 02:24:43,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:43,588 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:43,591 INFO L168 Benchmark]: Toolchain (without parser) took 457.27 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 60.4 MB in the beginning and 86.0 MB in the end (delta: -25.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:43,592 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 50.0 MB in the beginning and 49.9 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:43,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.41 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 60.2 MB in the beginning and 86.0 MB in the end (delta: -25.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:43,596 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 50.0 MB in the beginning and 49.9 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 449.41 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 60.2 MB in the beginning and 86.0 MB in the end (delta: -25.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 492]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:46,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:46,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:46,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:46,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:46,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:46,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:46,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:46,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:46,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:46,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:46,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:46,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:46,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:46,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:46,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:46,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:46,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:46,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:46,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:46,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:46,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:46,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:46,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:46,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:46,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:46,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:46,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:46,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:46,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:46,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:46,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:46,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:46,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:46,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:46,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:46,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:46,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:46,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:46,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:46,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:46,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:46,393 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:46,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:46,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:46,396 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:46,396 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:46,396 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:46,397 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:46,397 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:46,397 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:46,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:46,401 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:46,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:46,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:46,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:46,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:46,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:46,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:46,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:46,403 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:46,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:46,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:46,404 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:46,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:46,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:46,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:46,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:46,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:46,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:46,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:46,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:46,407 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:46,407 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:46,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:46,408 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:46,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:46,409 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_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b0c3f3646e33973a6d7bd1caf1826f109e77f0e [2021-10-11 02:24:46,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:46,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:46,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:46,885 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:46,886 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:46,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2021-10-11 02:24:46,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/08ac36840/b09c11e162614d1ea9c7011d62d00016/FLAG39eb9bc44 [2021-10-11 02:24:47,671 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:47,672 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2021-10-11 02:24:47,702 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/08ac36840/b09c11e162614d1ea9c7011d62d00016/FLAG39eb9bc44 [2021-10-11 02:24:47,884 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/data/08ac36840/b09c11e162614d1ea9c7011d62d00016 [2021-10-11 02:24:47,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:47,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:47,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:47,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:47,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:47,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:47" (1/1) ... [2021-10-11 02:24:47,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5452b09f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:47, skipping insertion in model container [2021-10-11 02:24:47,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:47" (1/1) ... [2021-10-11 02:24:47,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:47,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:48,156 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c[1281,1294] [2021-10-11 02:24:48,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:48,455 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:48,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:48,485 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c[1281,1294] [2021-10-11 02:24:48,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:48,593 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:48,610 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c[1281,1294] [2021-10-11 02:24:48,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:48,749 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:48,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48 WrapperNode [2021-10-11 02:24:48,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:48,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:48,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:48,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:48,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:48,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:48,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:48,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:48,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... [2021-10-11 02:24:48,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:48,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:48,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:48,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:48,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:49,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:49,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:49,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:51,798 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:51,799 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-11 02:24:51,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:51 BoogieIcfgContainer [2021-10-11 02:24:51,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:51,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:51,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:51,806 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:51,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:47" (1/3) ... [2021-10-11 02:24:51,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b80957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:51, skipping insertion in model container [2021-10-11 02:24:51,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:48" (2/3) ... [2021-10-11 02:24:51,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b80957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:51, skipping insertion in model container [2021-10-11 02:24:51,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:51" (3/3) ... [2021-10-11 02:24:51,813 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26.cil.c [2021-10-11 02:24:51,827 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:51,831 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:51,843 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:51,885 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:51,885 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:51,885 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:51,886 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:51,886 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:51,886 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:51,886 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:51,886 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2021-10-11 02:24:51,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:24:51,915 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:51,916 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:51,917 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:51,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:51,923 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2021-10-11 02:24:51,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:51,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [101883677] [2021-10-11 02:24:51,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:52,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:52,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:52,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:52,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [101883677] [2021-10-11 02:24:52,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:52,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:52,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573487540] [2021-10-11 02:24:52,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:52,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:52,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:52,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:52,504 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2021-10-11 02:24:52,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:52,556 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-11 02:24:52,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:52,561 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:24:52,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:52,574 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:24:52,574 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:24:52,578 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:52,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:24:52,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-11 02:24:52,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2021-10-11 02:24:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-11 02:24:52,662 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-11 02:24:52,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:52,663 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-11 02:24:52,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-11 02:24:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:24:52,665 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:52,665 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:52,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:52,884 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:52,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:52,885 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2021-10-11 02:24:52,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:52,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [18531171] [2021-10-11 02:24:52,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:53,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:53,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:53,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:53,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [18531171] [2021-10-11 02:24:53,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:53,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:53,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901918985] [2021-10-11 02:24:53,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:53,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:53,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:53,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:53,224 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2021-10-11 02:24:53,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:53,235 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-11 02:24:53,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:53,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:24:53,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:53,237 INFO L225 Difference]: With dead ends: 71 [2021-10-11 02:24:53,237 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:24:53,238 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:53,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:24:53,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:24:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:24:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:24:53,243 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:24:53,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:53,243 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:24:53,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:24:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:24:53,244 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:53,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:53,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:53,463 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:53,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:53,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2021-10-11 02:24:53,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:53,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1321682503] [2021-10-11 02:24:53,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:53,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:53,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:53,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:53,810 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:53,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1321682503] [2021-10-11 02:24:53,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:53,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:53,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388793100] [2021-10-11 02:24:53,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:53,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:53,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:53,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:53,813 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:24:53,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:53,867 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-11 02:24:53,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:53,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:24:53,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:53,870 INFO L225 Difference]: With dead ends: 60 [2021-10-11 02:24:53,870 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:24:53,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:53,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:24:53,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:24:53,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:24:53,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:24:53,891 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-11 02:24:53,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:53,891 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:24:53,891 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:24:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:24:53,893 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:53,893 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:54,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:54,116 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:54,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:54,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2021-10-11 02:24:54,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:54,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1313302397] [2021-10-11 02:24:54,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:54,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:54,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:54,472 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:54,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1313302397] [2021-10-11 02:24:54,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:54,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:54,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584463525] [2021-10-11 02:24:54,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:54,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:54,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:54,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:54,476 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:24:54,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:54,619 INFO L93 Difference]: Finished difference Result 120 states and 176 transitions. [2021-10-11 02:24:54,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:24:54,619 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:24:54,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:54,621 INFO L225 Difference]: With dead ends: 120 [2021-10-11 02:24:54,621 INFO L226 Difference]: Without dead ends: 93 [2021-10-11 02:24:54,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:24:54,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-11 02:24:54,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 56. [2021-10-11 02:24:54,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:24:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 77 transitions. [2021-10-11 02:24:54,639 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 77 transitions. Word has length 23 [2021-10-11 02:24:54,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:54,639 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 77 transitions. [2021-10-11 02:24:54,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2021-10-11 02:24:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:24:54,641 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:54,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:54,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:54,860 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:54,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:54,861 INFO L82 PathProgramCache]: Analyzing trace with hash 1173164267, now seen corresponding path program 1 times [2021-10-11 02:24:54,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:54,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [776610417] [2021-10-11 02:24:54,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:55,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:24:55,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:55,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:55,237 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:55,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [776610417] [2021-10-11 02:24:55,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:55,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:55,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578636083] [2021-10-11 02:24:55,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:55,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:55,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:55,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:55,240 INFO L87 Difference]: Start difference. First operand 56 states and 77 transitions. Second operand 6 states. [2021-10-11 02:24:56,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:56,964 INFO L93 Difference]: Finished difference Result 157 states and 226 transitions. [2021-10-11 02:24:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:24:56,964 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:24:56,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:56,966 INFO L225 Difference]: With dead ends: 157 [2021-10-11 02:24:56,966 INFO L226 Difference]: Without dead ends: 130 [2021-10-11 02:24:56,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:56,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-11 02:24:56,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 102. [2021-10-11 02:24:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-10-11 02:24:56,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 143 transitions. [2021-10-11 02:24:56,987 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 143 transitions. Word has length 24 [2021-10-11 02:24:56,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:56,987 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 143 transitions. [2021-10-11 02:24:56,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2021-10-11 02:24:56,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:24:56,989 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:56,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:57,202 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:57,203 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:57,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:57,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1939766951, now seen corresponding path program 1 times [2021-10-11 02:24:57,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:57,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1788587020] [2021-10-11 02:24:57,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:57,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:57,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:57,479 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:57,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1788587020] [2021-10-11 02:24:57,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:57,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:57,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980041641] [2021-10-11 02:24:57,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:57,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:57,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:57,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:57,488 INFO L87 Difference]: Start difference. First operand 102 states and 143 transitions. Second operand 3 states. [2021-10-11 02:24:59,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:59,068 INFO L93 Difference]: Finished difference Result 267 states and 379 transitions. [2021-10-11 02:24:59,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:59,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:24:59,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:59,071 INFO L225 Difference]: With dead ends: 267 [2021-10-11 02:24:59,071 INFO L226 Difference]: Without dead ends: 171 [2021-10-11 02:24:59,072 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:59,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-10-11 02:24:59,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 158. [2021-10-11 02:24:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-10-11 02:24:59,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 219 transitions. [2021-10-11 02:24:59,099 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 219 transitions. Word has length 24 [2021-10-11 02:24:59,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:59,099 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 219 transitions. [2021-10-11 02:24:59,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 219 transitions. [2021-10-11 02:24:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:24:59,101 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:59,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:59,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:24:59,328 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:59,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:59,329 INFO L82 PathProgramCache]: Analyzing trace with hash -69063013, now seen corresponding path program 1 times [2021-10-11 02:24:59,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:59,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1567467965] [2021-10-11 02:24:59,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:59,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:59,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:59,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:59,564 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:59,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1567467965] [2021-10-11 02:24:59,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:59,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:59,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793466537] [2021-10-11 02:24:59,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:59,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:59,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:59,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:59,569 INFO L87 Difference]: Start difference. First operand 158 states and 219 transitions. Second operand 3 states. [2021-10-11 02:24:59,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:59,582 INFO L93 Difference]: Finished difference Result 192 states and 267 transitions. [2021-10-11 02:24:59,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:59,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:24:59,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:59,583 INFO L225 Difference]: With dead ends: 192 [2021-10-11 02:24:59,583 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:59,594 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:59,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:59,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:59,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:59,596 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2021-10-11 02:24:59,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:59,598 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:59,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:59,598 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:59,598 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:59,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:24:59,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:25:00,432 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:25:00,432 INFO L262 CegarLoopResult]: For program point L845(lines 845 849) no Hoare annotation was computed. [2021-10-11 02:25:00,432 INFO L262 CegarLoopResult]: For program point L845-1(lines 139 145) no Hoare annotation was computed. [2021-10-11 02:25:00,433 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:25:00,433 INFO L262 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2021-10-11 02:25:00,433 INFO L262 CegarLoopResult]: For program point L317-3(lines 317 321) no Hoare annotation was computed. [2021-10-11 02:25:00,433 INFO L262 CegarLoopResult]: For program point L317-6(lines 317 321) no Hoare annotation was computed. [2021-10-11 02:25:00,433 INFO L262 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-10-11 02:25:00,434 INFO L258 CegarLoopResult]: At program point L86-1(lines 86 92) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:25:00,434 INFO L262 CegarLoopResult]: For program point L912(lines 912 919) no Hoare annotation was computed. [2021-10-11 02:25:00,434 INFO L265 CegarLoopResult]: At program point L912-1(lines 912 919) the Hoare annotation is: true [2021-10-11 02:25:00,434 INFO L262 CegarLoopResult]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-10-11 02:25:00,435 INFO L258 CegarLoopResult]: At program point L104-2(lines 139 145) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:25:00,435 INFO L258 CegarLoopResult]: At program point L451(lines 1 924) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:00,435 INFO L262 CegarLoopResult]: For program point L171(lines 171 188) no Hoare annotation was computed. [2021-10-11 02:25:00,435 INFO L262 CegarLoopResult]: For program point L171-1(lines 171 188) no Hoare annotation was computed. [2021-10-11 02:25:00,435 INFO L262 CegarLoopResult]: For program point L171-2(lines 171 188) no Hoare annotation was computed. [2021-10-11 02:25:00,436 INFO L258 CegarLoopResult]: At program point L386(lines 381 389) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (_ bv2 32) ~waterLevel~0) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2021-10-11 02:25:00,436 INFO L258 CegarLoopResult]: At program point L386-1(lines 381 389) the Hoare annotation is: false [2021-10-11 02:25:00,436 INFO L258 CegarLoopResult]: At program point L386-2(lines 381 389) the Hoare annotation is: false [2021-10-11 02:25:00,436 INFO L258 CegarLoopResult]: At program point L139(lines 138 157) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:25:00,437 INFO L262 CegarLoopResult]: For program point L139-1(lines 139 145) no Hoare annotation was computed. [2021-10-11 02:25:00,437 INFO L258 CegarLoopResult]: At program point L139-2(lines 138 157) the Hoare annotation is: false [2021-10-11 02:25:00,437 INFO L258 CegarLoopResult]: At program point L139-3(lines 138 157) the Hoare annotation is: false [2021-10-11 02:25:00,437 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:25:00,437 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:25:00,438 INFO L262 CegarLoopResult]: For program point L175(lines 175 183) no Hoare annotation was computed. [2021-10-11 02:25:00,438 INFO L262 CegarLoopResult]: For program point L175-1(lines 175 183) no Hoare annotation was computed. [2021-10-11 02:25:00,438 INFO L262 CegarLoopResult]: For program point L175-2(lines 175 183) no Hoare annotation was computed. [2021-10-11 02:25:00,438 INFO L262 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-11 02:25:00,438 INFO L258 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:25:00,439 INFO L262 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-10-11 02:25:00,439 INFO L262 CegarLoopResult]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2021-10-11 02:25:00,439 INFO L262 CegarLoopResult]: For program point L291-3(lines 291 295) no Hoare annotation was computed. [2021-10-11 02:25:00,439 INFO L262 CegarLoopResult]: For program point L291-5(lines 291 295) no Hoare annotation was computed. [2021-10-11 02:25:00,439 INFO L262 CegarLoopResult]: For program point L291-6(lines 291 295) no Hoare annotation was computed. [2021-10-11 02:25:00,440 INFO L262 CegarLoopResult]: For program point L291-8(lines 291 295) no Hoare annotation was computed. [2021-10-11 02:25:00,440 INFO L262 CegarLoopResult]: For program point L341(lines 341 345) no Hoare annotation was computed. [2021-10-11 02:25:00,440 INFO L258 CegarLoopResult]: At program point L242(lines 237 245) the Hoare annotation is: false [2021-10-11 02:25:00,440 INFO L258 CegarLoopResult]: At program point L242-1(lines 237 245) the Hoare annotation is: false [2021-10-11 02:25:00,440 INFO L258 CegarLoopResult]: At program point L242-2(lines 237 245) the Hoare annotation is: false [2021-10-11 02:25:00,441 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:25:00,441 INFO L262 CegarLoopResult]: For program point L408(lines 408 421) no Hoare annotation was computed. [2021-10-11 02:25:00,441 INFO L258 CegarLoopResult]: At program point L408-1(lines 1 924) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 (_ bv4294967294 32)) (_ bv0 32))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:25:00,441 INFO L262 CegarLoopResult]: For program point L408-2(lines 408 421) no Hoare annotation was computed. [2021-10-11 02:25:00,441 INFO L258 CegarLoopResult]: At program point L408-3(lines 1 924) the Hoare annotation is: false [2021-10-11 02:25:00,442 INFO L262 CegarLoopResult]: For program point L408-4(lines 408 421) no Hoare annotation was computed. [2021-10-11 02:25:00,442 INFO L258 CegarLoopResult]: At program point L408-5(lines 1 924) the Hoare annotation is: false [2021-10-11 02:25:00,442 INFO L265 CegarLoopResult]: At program point L921(lines 902 924) the Hoare annotation is: true [2021-10-11 02:25:00,442 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:25:00,442 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:25:00,442 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:25:00,443 INFO L258 CegarLoopResult]: At program point L459(lines 454 462) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:00,443 INFO L262 CegarLoopResult]: For program point L96(lines 96 109) no Hoare annotation was computed. [2021-10-11 02:25:00,443 INFO L258 CegarLoopResult]: At program point L889(lines 885 891) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:00,443 INFO L258 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:25:00,444 INFO L258 CegarLoopResult]: At program point L146-1(lines 146 152) the Hoare annotation is: false [2021-10-11 02:25:00,444 INFO L258 CegarLoopResult]: At program point L146-2(lines 146 152) the Hoare annotation is: false [2021-10-11 02:25:00,444 INFO L258 CegarLoopResult]: At program point L114(lines 65 115) the Hoare annotation is: false [2021-10-11 02:25:00,444 INFO L258 CegarLoopResult]: At program point L395(lines 390 398) the Hoare annotation is: false [2021-10-11 02:25:00,444 INFO L258 CegarLoopResult]: At program point L395-1(lines 390 398) the Hoare annotation is: false [2021-10-11 02:25:00,445 INFO L262 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:25:00,445 INFO L258 CegarLoopResult]: At program point L395-2(lines 390 398) the Hoare annotation is: false [2021-10-11 02:25:00,445 INFO L258 CegarLoopResult]: At program point L841-2(lines 841 855) the Hoare annotation is: false [2021-10-11 02:25:00,445 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:25:00,445 INFO L262 CegarLoopResult]: For program point L412(lines 412 418) no Hoare annotation was computed. [2021-10-11 02:25:00,445 INFO L262 CegarLoopResult]: For program point L412-2(lines 412 418) no Hoare annotation was computed. [2021-10-11 02:25:00,446 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:25:00,446 INFO L262 CegarLoopResult]: For program point L412-4(lines 412 418) no Hoare annotation was computed. [2021-10-11 02:25:00,446 INFO L262 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2021-10-11 02:25:00,446 INFO L258 CegarLoopResult]: At program point L297(lines 282 300) the Hoare annotation is: false [2021-10-11 02:25:00,446 INFO L258 CegarLoopResult]: At program point L297-1(lines 282 300) the Hoare annotation is: false [2021-10-11 02:25:00,447 INFO L258 CegarLoopResult]: At program point L297-2(lines 282 300) the Hoare annotation is: false [2021-10-11 02:25:00,447 INFO L262 CegarLoopResult]: For program point L67(lines 66 113) no Hoare annotation was computed. [2021-10-11 02:25:00,447 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 02:25:00,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:25:00 BoogieIcfgContainer [2021-10-11 02:25:00,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:25:00,476 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:25:00,477 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:25:00,477 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:25:00,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:51" (3/4) ... [2021-10-11 02:25:00,481 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:25:00,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:25:00,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:25:00,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:25:00,500 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:25:00,501 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:25:00,501 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:00,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:00,531 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,580 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9686e717-040e-4710-bab2-90daa8806e9d/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:25:00,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:25:00,582 INFO L168 Benchmark]: Toolchain (without parser) took 12693.71 ms. Allocated memory was 71.3 MB in the beginning and 123.7 MB in the end (delta: 52.4 MB). Free memory was 53.0 MB in the beginning and 58.1 MB in the end (delta: -5.1 MB). Peak memory consumption was 45.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,583 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory is still 52.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:00,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 859.08 ms. Allocated memory is still 71.3 MB. Free memory was 52.8 MB in the beginning and 37.7 MB in the end (delta: 15.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.99 ms. Allocated memory is still 71.3 MB. Free memory was 37.5 MB in the beginning and 34.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,584 INFO L168 Benchmark]: Boogie Preprocessor took 48.18 ms. Allocated memory is still 71.3 MB. Free memory was 34.6 MB in the beginning and 32.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,585 INFO L168 Benchmark]: RCFGBuilder took 2891.00 ms. Allocated memory was 71.3 MB in the beginning and 102.8 MB in the end (delta: 31.5 MB). Free memory was 32.3 MB in the beginning and 73.5 MB in the end (delta: -41.2 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,586 INFO L168 Benchmark]: TraceAbstraction took 8673.44 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 72.9 MB in the beginning and 64.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,586 INFO L168 Benchmark]: Witness Printer took 104.21 ms. Allocated memory is still 123.7 MB. Free memory was 64.4 MB in the beginning and 58.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory is still 52.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 859.08 ms. Allocated memory is still 71.3 MB. Free memory was 52.8 MB in the beginning and 37.7 MB in the end (delta: 15.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.99 ms. Allocated memory is still 71.3 MB. Free memory was 37.5 MB in the beginning and 34.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.18 ms. Allocated memory is still 71.3 MB. Free memory was 34.6 MB in the beginning and 32.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2891.00 ms. Allocated memory was 71.3 MB in the beginning and 102.8 MB in the end (delta: 31.5 MB). Free memory was 32.3 MB in the beginning and 73.5 MB in the end (delta: -41.2 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8673.44 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 72.9 MB in the beginning and 64.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * Witness Printer took 104.21 ms. Allocated memory is still 123.7 MB. Free memory was 64.4 MB in the beginning and 58.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.9s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 457 SDtfs, 386 SDslu, 400 SDs, 0 SdLazy, 104 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 78 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 47 NumberOfFragments, 308 HoareAnnotationTreeSize, 31 FomulaSimplifications, 474 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 7525 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1386 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...