./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.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_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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_18d5236b-aa97-4a88-a400-a16e75f9990d/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 35fb3393fa21a73dc044cf8f864a9671eb135aae ............................................................................................................................................ 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_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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_18d5236b-aa97-4a88-a400-a16e75f9990d/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 35fb3393fa21a73dc044cf8f864a9671eb135aae .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:29:17,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:17,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:17,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:17,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:17,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:17,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:17,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:17,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:17,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:17,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:17,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:17,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:17,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:17,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:17,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:17,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:17,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:17,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:17,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:17,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:17,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:17,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:17,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:17,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:17,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:17,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:17,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:17,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:17,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:17,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:18,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:18,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:18,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:18,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:18,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:18,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:18,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:18,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:18,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:18,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:18,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:18,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:18,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:18,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:18,038 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:18,038 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:18,039 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:18,039 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:18,039 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:18,039 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:18,039 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:18,040 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:18,040 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:18,040 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:18,040 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:18,041 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:18,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:18,042 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:18,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:18,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:18,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:18,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:18,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:18,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:18,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:18,044 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:18,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:18,044 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:18,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:18,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:18,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:18,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:18,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:18,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:18,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:18,046 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:18,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:18,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:18,047 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:18,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:18,048 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_18d5236b-aa97-4a88-a400-a16e75f9990d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35fb3393fa21a73dc044cf8f864a9671eb135aae [2021-10-11 02:29:18,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:18,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:18,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:18,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:18,468 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:18,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-11 02:29:18,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/e786a16f5/402927f1eeea48619c5aecf87c3a25aa/FLAGa9e1c7298 [2021-10-11 02:29:19,111 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:19,112 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-11 02:29:19,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/e786a16f5/402927f1eeea48619c5aecf87c3a25aa/FLAGa9e1c7298 [2021-10-11 02:29:19,396 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/e786a16f5/402927f1eeea48619c5aecf87c3a25aa [2021-10-11 02:29:19,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:19,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:19,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:19,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:19,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:19,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:19" (1/1) ... [2021-10-11 02:29:19,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2ae4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:19, skipping insertion in model container [2021-10-11 02:29:19,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:19" (1/1) ... [2021-10-11 02:29:19,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:19,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:19,857 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_18d5236b-aa97-4a88-a400-a16e75f9990d/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[17751,17764] [2021-10-11 02:29:19,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:19,908 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 02:29:19,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dedc85e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:19, skipping insertion in model container [2021-10-11 02:29:19,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:19,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:19,918 INFO L168 Benchmark]: Toolchain (without parser) took 515.77 ms. Allocated memory is still 98.6 MB. Free memory was 61.4 MB in the beginning and 71.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:19,920 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 78.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:19,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.11 ms. Allocated memory is still 98.6 MB. Free memory was 61.2 MB in the beginning and 71.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:19,925 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 98.6 MB. Free memory is still 78.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 511.11 ms. Allocated memory is still 98.6 MB. Free memory was 61.2 MB in the beginning and 71.9 MB in the end (delta: -10.7 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: 448]: 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 02:29:22,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:22,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:22,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:22,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:22,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:22,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:22,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:22,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:22,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:22,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:22,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:22,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:22,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:22,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:22,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:22,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:22,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:22,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:22,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:22,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:22,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:22,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:22,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:22,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:22,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:22,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:22,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:22,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:22,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:22,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:22,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:22,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:22,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:22,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:22,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:22,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:22,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:22,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:22,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:22,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:22,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:29:22,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:22,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:22,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:22,578 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:22,578 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:22,578 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:22,578 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:22,579 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:22,579 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:22,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:22,582 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:22,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:22,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:22,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:22,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:22,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:22,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:22,584 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:22,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:22,584 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:22,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:22,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:22,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:22,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:22,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:22,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:22,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:22,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:22,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:22,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:22,587 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:22,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:22,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:22,588 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:22,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:22,589 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_18d5236b-aa97-4a88-a400-a16e75f9990d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35fb3393fa21a73dc044cf8f864a9671eb135aae [2021-10-11 02:29:23,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:23,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:23,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:23,063 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:23,064 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:23,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-11 02:29:23,149 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/7778989ce/2f0970886e614514ab8fb2dcc3211615/FLAG91f11d471 [2021-10-11 02:29:23,832 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:23,832 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-11 02:29:23,849 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/7778989ce/2f0970886e614514ab8fb2dcc3211615/FLAG91f11d471 [2021-10-11 02:29:24,123 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/data/7778989ce/2f0970886e614514ab8fb2dcc3211615 [2021-10-11 02:29:24,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:24,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:24,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:24,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:24,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:24,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:24,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@acbaf8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24, skipping insertion in model container [2021-10-11 02:29:24,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:24,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:24,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:24,629 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_18d5236b-aa97-4a88-a400-a16e75f9990d/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[17751,17764] [2021-10-11 02:29:24,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:24,672 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:29:24,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:24,801 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_18d5236b-aa97-4a88-a400-a16e75f9990d/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[17751,17764] [2021-10-11 02:29:24,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:24,816 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:24,903 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_18d5236b-aa97-4a88-a400-a16e75f9990d/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[17751,17764] [2021-10-11 02:29:24,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:24,958 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:24,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24 WrapperNode [2021-10-11 02:29:24,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:24,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:24,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:24,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:24,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:24,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:25,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:25,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:25,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:25,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... [2021-10-11 02:29:25,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:25,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:25,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:25,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:25,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:25,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:29:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:25,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:28,179 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:28,179 INFO L299 CfgBuilder]: Removed 212 assume(true) statements. [2021-10-11 02:29:28,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:28 BoogieIcfgContainer [2021-10-11 02:29:28,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:28,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:28,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:28,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:28,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:24" (1/3) ... [2021-10-11 02:29:28,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2374ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:28, skipping insertion in model container [2021-10-11 02:29:28,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:24" (2/3) ... [2021-10-11 02:29:28,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2374ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:28, skipping insertion in model container [2021-10-11 02:29:28,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:28" (3/3) ... [2021-10-11 02:29:28,191 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2021-10-11 02:29:28,207 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:28,211 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:29:28,222 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:29:28,248 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:28,248 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:28,249 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:28,249 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:28,249 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:28,249 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:28,249 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:28,249 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2021-10-11 02:29:28,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:29:28,273 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:28,274 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:28,274 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:28,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:28,280 INFO L82 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2021-10-11 02:29:28,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:28,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [895988991] [2021-10-11 02:29:28,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:28,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:29:28,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:28,557 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 02:29:28,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:28,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [895988991] [2021-10-11 02:29:28,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:28,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:28,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372534009] [2021-10-11 02:29:28,572 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:28,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:28,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:28,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:28,593 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2021-10-11 02:29:28,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:28,641 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2021-10-11 02:29:28,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:28,642 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:29:28,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:28,653 INFO L225 Difference]: With dead ends: 285 [2021-10-11 02:29:28,654 INFO L226 Difference]: Without dead ends: 142 [2021-10-11 02:29:28,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 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 02:29:28,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-10-11 02:29:28,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-10-11 02:29:28,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2021-10-11 02:29:28,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2021-10-11 02:29:28,721 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2021-10-11 02:29:28,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:28,722 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2021-10-11 02:29:28,722 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2021-10-11 02:29:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:29:28,724 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:28,724 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] [2021-10-11 02:29:28,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:28,931 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:28,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:28,932 INFO L82 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2021-10-11 02:29:28,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:28,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071203081] [2021-10-11 02:29:28,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:29,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:29,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:29,188 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 02:29:29,188 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:29,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071203081] [2021-10-11 02:29:29,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:29,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:29,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349175830] [2021-10-11 02:29:29,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:29,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:29,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:29,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:29,195 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2021-10-11 02:29:29,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:29,212 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2021-10-11 02:29:29,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:29,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:29:29,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:29,219 INFO L225 Difference]: With dead ends: 142 [2021-10-11 02:29:29,219 INFO L226 Difference]: Without dead ends: 59 [2021-10-11 02:29:29,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 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 02:29:29,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-11 02:29:29,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-11 02:29:29,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2021-10-11 02:29:29,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2021-10-11 02:29:29,228 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2021-10-11 02:29:29,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:29,228 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2021-10-11 02:29:29,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2021-10-11 02:29:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:29:29,230 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:29,230 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:29,447 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:29:29,448 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:29,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:29,448 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2021-10-11 02:29:29,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:29,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193956192] [2021-10-11 02:29:29,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:29,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:29,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:29,698 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 02:29:29,698 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:29,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193956192] [2021-10-11 02:29:29,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:29,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:29,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414133425] [2021-10-11 02:29:29,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:29,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:29,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:29,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:29,702 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 3 states. [2021-10-11 02:29:29,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:29,754 INFO L93 Difference]: Finished difference Result 163 states and 238 transitions. [2021-10-11 02:29:29,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:29,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:29:29,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:29,756 INFO L225 Difference]: With dead ends: 163 [2021-10-11 02:29:29,756 INFO L226 Difference]: Without dead ends: 111 [2021-10-11 02:29:29,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:29,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-11 02:29:29,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 107. [2021-10-11 02:29:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-10-11 02:29:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 156 transitions. [2021-10-11 02:29:29,784 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 156 transitions. Word has length 26 [2021-10-11 02:29:29,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:29,785 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 156 transitions. [2021-10-11 02:29:29,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:29,786 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2021-10-11 02:29:29,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:29:29,789 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:29,789 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] [2021-10-11 02:29:30,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:29:30,007 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:30,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:30,007 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2021-10-11 02:29:30,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:30,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447116140] [2021-10-11 02:29:30,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:30,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:30,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:30,239 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 02:29:30,239 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:30,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447116140] [2021-10-11 02:29:30,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:30,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:30,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290699269] [2021-10-11 02:29:30,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:30,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:30,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:30,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:30,241 INFO L87 Difference]: Start difference. First operand 107 states and 156 transitions. Second operand 3 states. [2021-10-11 02:29:30,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:30,326 INFO L93 Difference]: Finished difference Result 254 states and 375 transitions. [2021-10-11 02:29:30,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:30,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-10-11 02:29:30,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:30,329 INFO L225 Difference]: With dead ends: 254 [2021-10-11 02:29:30,329 INFO L226 Difference]: Without dead ends: 154 [2021-10-11 02:29:30,330 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 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 02:29:30,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-10-11 02:29:30,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2021-10-11 02:29:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-10-11 02:29:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 218 transitions. [2021-10-11 02:29:30,356 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 218 transitions. Word has length 28 [2021-10-11 02:29:30,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:30,359 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 218 transitions. [2021-10-11 02:29:30,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2021-10-11 02:29:30,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:29:30,364 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:30,364 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 02:29:30,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:29:30,585 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:30,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:30,586 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2021-10-11 02:29:30,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:30,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [846903048] [2021-10-11 02:29:30,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:30,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:30,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:30,857 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 02:29:30,857 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:30,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [846903048] [2021-10-11 02:29:30,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:30,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:30,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588166785] [2021-10-11 02:29:30,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:30,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:30,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:30,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:30,860 INFO L87 Difference]: Start difference. First operand 152 states and 218 transitions. Second operand 5 states. [2021-10-11 02:29:31,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:31,088 INFO L93 Difference]: Finished difference Result 535 states and 767 transitions. [2021-10-11 02:29:31,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:29:31,089 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2021-10-11 02:29:31,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:31,092 INFO L225 Difference]: With dead ends: 535 [2021-10-11 02:29:31,092 INFO L226 Difference]: Without dead ends: 390 [2021-10-11 02:29:31,093 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:29:31,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-11 02:29:31,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 150. [2021-10-11 02:29:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-10-11 02:29:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 212 transitions. [2021-10-11 02:29:31,115 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 212 transitions. Word has length 29 [2021-10-11 02:29:31,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:31,116 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 212 transitions. [2021-10-11 02:29:31,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:31,116 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 212 transitions. [2021-10-11 02:29:31,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:29:31,117 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:31,118 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:31,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:29:31,335 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:31,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:31,336 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2021-10-11 02:29:31,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:31,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2126714779] [2021-10-11 02:29:31,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:31,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:31,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:31,642 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 02:29:31,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:31,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2126714779] [2021-10-11 02:29:31,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:31,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:31,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193925771] [2021-10-11 02:29:31,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:31,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:31,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:31,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:31,649 INFO L87 Difference]: Start difference. First operand 150 states and 212 transitions. Second operand 5 states. [2021-10-11 02:29:31,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:31,797 INFO L93 Difference]: Finished difference Result 395 states and 553 transitions. [2021-10-11 02:29:31,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:29:31,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 02:29:31,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:31,800 INFO L225 Difference]: With dead ends: 395 [2021-10-11 02:29:31,800 INFO L226 Difference]: Without dead ends: 252 [2021-10-11 02:29:31,801 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:31,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-10-11 02:29:31,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 162. [2021-10-11 02:29:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-10-11 02:29:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 224 transitions. [2021-10-11 02:29:31,821 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 224 transitions. Word has length 37 [2021-10-11 02:29:31,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:31,822 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 224 transitions. [2021-10-11 02:29:31,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 224 transitions. [2021-10-11 02:29:31,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:29:31,823 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:31,824 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:32,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:29:32,038 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:32,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:32,038 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2021-10-11 02:29:32,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:32,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491542752] [2021-10-11 02:29:32,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/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 02:29:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:32,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:32,296 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 02:29:32,296 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:32,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491542752] [2021-10-11 02:29:32,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:32,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:32,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899625443] [2021-10-11 02:29:32,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:29:32,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:32,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:29:32,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:29:32,299 INFO L87 Difference]: Start difference. First operand 162 states and 224 transitions. Second operand 4 states. [2021-10-11 02:29:32,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:32,366 INFO L93 Difference]: Finished difference Result 383 states and 526 transitions. [2021-10-11 02:29:32,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:29:32,367 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-10-11 02:29:32,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:32,368 INFO L225 Difference]: With dead ends: 383 [2021-10-11 02:29:32,369 INFO L226 Difference]: Without dead ends: 228 [2021-10-11 02:29:32,369 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:32,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-10-11 02:29:32,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 170. [2021-10-11 02:29:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2021-10-11 02:29:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 232 transitions. [2021-10-11 02:29:32,387 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 232 transitions. Word has length 37 [2021-10-11 02:29:32,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:32,388 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 232 transitions. [2021-10-11 02:29:32,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:29:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 232 transitions. [2021-10-11 02:29:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:29:32,389 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:32,389 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:32,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:29:32,605 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:32,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:32,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2021-10-11 02:29:32,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:32,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2117151506] [2021-10-11 02:29:32,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:32,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:32,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:32,832 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 02:29:32,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:32,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2117151506] [2021-10-11 02:29:32,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:32,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:32,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348229653] [2021-10-11 02:29:32,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:32,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:32,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:32,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:32,835 INFO L87 Difference]: Start difference. First operand 170 states and 232 transitions. Second operand 3 states. [2021-10-11 02:29:32,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:32,883 INFO L93 Difference]: Finished difference Result 391 states and 532 transitions. [2021-10-11 02:29:32,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:32,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 02:29:32,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:32,893 INFO L225 Difference]: With dead ends: 391 [2021-10-11 02:29:32,896 INFO L226 Difference]: Without dead ends: 228 [2021-10-11 02:29:32,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 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 02:29:32,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-10-11 02:29:32,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-10-11 02:29:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2021-10-11 02:29:32,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 303 transitions. [2021-10-11 02:29:32,928 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 303 transitions. Word has length 37 [2021-10-11 02:29:32,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:32,930 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 303 transitions. [2021-10-11 02:29:32,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2021-10-11 02:29:32,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:29:32,938 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:32,938 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:33,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:29:33,154 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:33,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:33,155 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2021-10-11 02:29:33,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:33,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1855416135] [2021-10-11 02:29:33,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:33,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:29:33,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:33,438 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 02:29:33,438 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:33,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1855416135] [2021-10-11 02:29:33,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:33,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:33,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662364468] [2021-10-11 02:29:33,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:29:33,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:33,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:29:33,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:29:33,440 INFO L87 Difference]: Start difference. First operand 228 states and 303 transitions. Second operand 6 states. [2021-10-11 02:29:35,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:35,124 INFO L93 Difference]: Finished difference Result 1125 states and 1536 transitions. [2021-10-11 02:29:35,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:29:35,125 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-10-11 02:29:35,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:35,131 INFO L225 Difference]: With dead ends: 1125 [2021-10-11 02:29:35,132 INFO L226 Difference]: Without dead ends: 962 [2021-10-11 02:29:35,133 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:29:35,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-10-11 02:29:35,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 402. [2021-10-11 02:29:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2021-10-11 02:29:35,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 535 transitions. [2021-10-11 02:29:35,202 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 535 transitions. Word has length 38 [2021-10-11 02:29:35,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:35,203 INFO L481 AbstractCegarLoop]: Abstraction has 402 states and 535 transitions. [2021-10-11 02:29:35,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:29:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 535 transitions. [2021-10-11 02:29:35,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:29:35,204 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:35,204 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:35,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:29:35,411 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:35,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:35,412 INFO L82 PathProgramCache]: Analyzing trace with hash -1638256156, now seen corresponding path program 1 times [2021-10-11 02:29:35,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:35,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1623841191] [2021-10-11 02:29:35,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:35,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:35,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:35,722 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:35,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1623841191] [2021-10-11 02:29:35,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:35,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:35,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975564185] [2021-10-11 02:29:35,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:35,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:35,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:35,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:35,725 INFO L87 Difference]: Start difference. First operand 402 states and 535 transitions. Second operand 3 states. [2021-10-11 02:29:35,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:35,825 INFO L93 Difference]: Finished difference Result 861 states and 1148 transitions. [2021-10-11 02:29:35,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:35,826 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2021-10-11 02:29:35,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:35,830 INFO L225 Difference]: With dead ends: 861 [2021-10-11 02:29:35,830 INFO L226 Difference]: Without dead ends: 466 [2021-10-11 02:29:35,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 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 02:29:35,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2021-10-11 02:29:35,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 268. [2021-10-11 02:29:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2021-10-11 02:29:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 354 transitions. [2021-10-11 02:29:35,880 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 354 transitions. Word has length 58 [2021-10-11 02:29:35,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:35,881 INFO L481 AbstractCegarLoop]: Abstraction has 268 states and 354 transitions. [2021-10-11 02:29:35,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 354 transitions. [2021-10-11 02:29:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-11 02:29:35,883 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:35,883 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:36,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:29:36,102 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:36,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:36,102 INFO L82 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2021-10-11 02:29:36,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:36,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1749981505] [2021-10-11 02:29:36,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:36,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:29:36,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:29:36,501 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:36,555 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:29:36,555 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:29:36,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:29:36,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1749981505] [2021-10-11 02:29:36,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1631589123] [2021-10-11 02:29:36,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:36,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:29:36,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:37,076 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:37,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:37,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394282091] [2021-10-11 02:29:37,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:29:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:37,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:37,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:37,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:37,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:29:37,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-11 02:29:37,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145354278] [2021-10-11 02:29:37,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-10-11 02:29:37,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:37,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-11 02:29:37,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-11 02:29:37,523 INFO L87 Difference]: Start difference. First operand 268 states and 354 transitions. Second operand 15 states. [2021-10-11 02:29:48,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:48,181 INFO L93 Difference]: Finished difference Result 1898 states and 2597 transitions. [2021-10-11 02:29:48,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-11 02:29:48,181 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 61 [2021-10-11 02:29:48,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:48,210 INFO L225 Difference]: With dead ends: 1898 [2021-10-11 02:29:48,211 INFO L226 Difference]: Without dead ends: 1637 [2021-10-11 02:29:48,218 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 525 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4415 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=2091, Invalid=9681, Unknown=0, NotChecked=0, Total=11772 [2021-10-11 02:29:48,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1637 states. [2021-10-11 02:29:48,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1637 to 339. [2021-10-11 02:29:48,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2021-10-11 02:29:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 440 transitions. [2021-10-11 02:29:48,323 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 440 transitions. Word has length 61 [2021-10-11 02:29:48,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:48,325 INFO L481 AbstractCegarLoop]: Abstraction has 339 states and 440 transitions. [2021-10-11 02:29:48,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-10-11 02:29:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 440 transitions. [2021-10-11 02:29:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-11 02:29:48,327 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:48,327 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:48,935 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:29:48,936 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:48,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:48,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1483616487, now seen corresponding path program 1 times [2021-10-11 02:29:48,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:48,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [721375501] [2021-10-11 02:29:48,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:49,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:49,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 02:29:49,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:49,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [721375501] [2021-10-11 02:29:49,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:49,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:49,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582773107] [2021-10-11 02:29:49,336 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:49,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:49,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:49,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:49,337 INFO L87 Difference]: Start difference. First operand 339 states and 440 transitions. Second operand 5 states. [2021-10-11 02:29:49,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:49,462 INFO L93 Difference]: Finished difference Result 662 states and 851 transitions. [2021-10-11 02:29:49,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:49,463 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2021-10-11 02:29:49,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:49,463 INFO L225 Difference]: With dead ends: 662 [2021-10-11 02:29:49,463 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:29:49,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:49,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:29:49,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:29:49,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:29:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:29:49,466 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2021-10-11 02:29:49,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:49,466 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:29:49,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:29:49,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:29:49,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2021-10-11 02:29:49,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:29:50,104 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2021-10-11 02:29:50,255 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 75 [2021-10-11 02:29:50,530 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 95 [2021-10-11 02:29:50,673 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 86 [2021-10-11 02:29:50,901 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 103 [2021-10-11 02:29:51,015 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 75 [2021-10-11 02:29:51,222 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 110 [2021-10-11 02:29:51,423 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 119 [2021-10-11 02:29:51,698 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 103 [2021-10-11 02:29:52,514 WARN L197 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 30 [2021-10-11 02:29:52,997 WARN L197 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 26 [2021-10-11 02:29:53,651 WARN L197 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2021-10-11 02:29:54,119 WARN L197 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 25 [2021-10-11 02:29:54,262 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 18 [2021-10-11 02:29:55,038 WARN L197 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 25 [2021-10-11 02:29:55,467 WARN L197 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 29 [2021-10-11 02:29:56,176 WARN L197 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 25 [2021-10-11 02:29:56,355 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2021-10-11 02:29:57,219 WARN L197 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 28 [2021-10-11 02:29:57,522 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2021-10-11 02:29:57,877 WARN L197 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 19 [2021-10-11 02:29:58,446 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 25 [2021-10-11 02:29:58,495 INFO L262 CegarLoopResult]: For program point L960(lines 960 964) no Hoare annotation was computed. [2021-10-11 02:29:58,495 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2021-10-11 02:29:58,495 INFO L262 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2021-10-11 02:29:58,496 INFO L262 CegarLoopResult]: For program point L102-1(lines 102 110) no Hoare annotation was computed. [2021-10-11 02:29:58,496 INFO L262 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2021-10-11 02:29:58,496 INFO L262 CegarLoopResult]: For program point L102-3(lines 102 110) no Hoare annotation was computed. [2021-10-11 02:29:58,496 INFO L262 CegarLoopResult]: For program point L102-4(lines 102 110) no Hoare annotation was computed. [2021-10-11 02:29:58,496 INFO L262 CegarLoopResult]: For program point L102-5(lines 102 110) no Hoare annotation was computed. [2021-10-11 02:29:58,497 INFO L258 CegarLoopResult]: At program point L1028(lines 1023 1031) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:29:58,497 INFO L258 CegarLoopResult]: At program point L1028-1(lines 1023 1031) the Hoare annotation is: false [2021-10-11 02:29:58,497 INFO L258 CegarLoopResult]: At program point L1028-2(lines 1023 1031) the Hoare annotation is: false [2021-10-11 02:29:58,497 INFO L258 CegarLoopResult]: At program point L797-2(lines 797 811) the Hoare annotation is: false [2021-10-11 02:29:58,498 INFO L258 CegarLoopResult]: At program point L269(lines 254 272) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:58,498 INFO L258 CegarLoopResult]: At program point L269-1(lines 254 272) the Hoare annotation is: false [2021-10-11 02:29:58,498 INFO L258 CegarLoopResult]: At program point L269-2(lines 254 272) the Hoare annotation is: false [2021-10-11 02:29:58,498 INFO L262 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2021-10-11 02:29:58,498 INFO L262 CegarLoopResult]: For program point L402(lines 402 412) no Hoare annotation was computed. [2021-10-11 02:29:58,498 INFO L262 CegarLoopResult]: For program point L402-2(lines 402 412) no Hoare annotation was computed. [2021-10-11 02:29:58,499 INFO L262 CegarLoopResult]: For program point L402-4(lines 402 412) no Hoare annotation was computed. [2021-10-11 02:29:58,499 INFO L262 CegarLoopResult]: For program point L403(lines 403 409) no Hoare annotation was computed. [2021-10-11 02:29:58,499 INFO L262 CegarLoopResult]: For program point L403-2(lines 403 409) no Hoare annotation was computed. [2021-10-11 02:29:58,499 INFO L262 CegarLoopResult]: For program point L403-4(lines 403 409) no Hoare annotation was computed. [2021-10-11 02:29:58,499 INFO L258 CegarLoopResult]: At program point L73(lines 73 79) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse1) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:29:58,500 INFO L258 CegarLoopResult]: At program point L73-1(lines 73 79) the Hoare annotation is: false [2021-10-11 02:29:58,500 INFO L258 CegarLoopResult]: At program point L73-2(lines 73 79) the Hoare annotation is: false [2021-10-11 02:29:58,500 INFO L262 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2021-10-11 02:29:58,500 INFO L262 CegarLoopResult]: For program point L801-1(lines 801 805) no Hoare annotation was computed. [2021-10-11 02:29:58,500 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2021-10-11 02:29:58,501 INFO L262 CegarLoopResult]: For program point L340(lines 340 355) no Hoare annotation was computed. [2021-10-11 02:29:58,501 INFO L262 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:29:58,501 INFO L262 CegarLoopResult]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:29:58,501 INFO L262 CegarLoopResult]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:29:58,501 INFO L262 CegarLoopResult]: For program point L277(lines 277 283) no Hoare annotation was computed. [2021-10-11 02:29:58,501 INFO L258 CegarLoopResult]: At program point L277-1(lines 277 283) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-3(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-5(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-6(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-8(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-9(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L244-11(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,502 INFO L262 CegarLoopResult]: For program point L872(lines 872 879) no Hoare annotation was computed. [2021-10-11 02:29:58,503 INFO L262 CegarLoopResult]: For program point L244-12(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,503 INFO L265 CegarLoopResult]: At program point L872-1(lines 872 879) the Hoare annotation is: true [2021-10-11 02:29:58,503 INFO L262 CegarLoopResult]: For program point L244-14(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,503 INFO L262 CegarLoopResult]: For program point L244-15(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,503 INFO L262 CegarLoopResult]: For program point L244-17(lines 244 248) no Hoare annotation was computed. [2021-10-11 02:29:58,503 INFO L258 CegarLoopResult]: At program point L377(lines 372 379) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:58,504 INFO L262 CegarLoopResult]: For program point L311(lines 310 359) no Hoare annotation was computed. [2021-10-11 02:29:58,504 INFO L258 CegarLoopResult]: At program point L1005(lines 1000 1008) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4))) [2021-10-11 02:29:58,504 INFO L258 CegarLoopResult]: At program point L1005-1(lines 1000 1008) the Hoare annotation is: false [2021-10-11 02:29:58,504 INFO L258 CegarLoopResult]: At program point L1005-2(lines 1000 1008) the Hoare annotation is: false [2021-10-11 02:29:58,504 INFO L262 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2021-10-11 02:29:58,505 INFO L258 CegarLoopResult]: At program point L973(lines 968 976) the Hoare annotation is: false [2021-10-11 02:29:58,505 INFO L258 CegarLoopResult]: At program point L973-1(lines 968 976) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:29:58,505 INFO L258 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2021-10-11 02:29:58,505 INFO L258 CegarLoopResult]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2021-10-11 02:29:58,505 INFO L258 CegarLoopResult]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2021-10-11 02:29:58,505 INFO L258 CegarLoopResult]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2021-10-11 02:29:58,506 INFO L258 CegarLoopResult]: At program point L908(lines 1 1031) 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 02:29:58,506 INFO L262 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2021-10-11 02:29:58,506 INFO L258 CegarLoopResult]: At program point L348-1(lines 1 1031) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:29:58,506 INFO L258 CegarLoopResult]: At program point L250(lines 235 253) the Hoare annotation is: false [2021-10-11 02:29:58,507 INFO L258 CegarLoopResult]: At program point L250-1(lines 235 253) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (and .cse0 .cse1 .cse3 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:29:58,507 INFO L258 CegarLoopResult]: At program point L250-2(lines 235 253) the Hoare annotation is: false [2021-10-11 02:29:58,507 INFO L258 CegarLoopResult]: At program point L250-3(lines 235 253) the Hoare annotation is: false [2021-10-11 02:29:58,507 INFO L258 CegarLoopResult]: At program point L250-4(lines 235 253) the Hoare annotation is: false [2021-10-11 02:29:58,507 INFO L258 CegarLoopResult]: At program point L250-5(lines 235 253) the Hoare annotation is: false [2021-10-11 02:29:58,507 INFO L258 CegarLoopResult]: At program point L845(lines 841 847) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:58,508 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:29:58,508 INFO L258 CegarLoopResult]: At program point L186(lines 179 189) the Hoare annotation is: false [2021-10-11 02:29:58,508 INFO L258 CegarLoopResult]: At program point L186-1(lines 179 189) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:29:58,508 INFO L258 CegarLoopResult]: At program point L186-2(lines 179 189) the Hoare annotation is: false [2021-10-11 02:29:58,508 INFO L258 CegarLoopResult]: At program point L186-3(lines 179 189) the Hoare annotation is: false [2021-10-11 02:29:58,508 INFO L258 CegarLoopResult]: At program point L186-4(lines 179 189) the Hoare annotation is: false [2021-10-11 02:29:58,509 INFO L258 CegarLoopResult]: At program point L186-5(lines 179 189) the Hoare annotation is: false [2021-10-11 02:29:58,509 INFO L262 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:29:58,509 INFO L262 CegarLoopResult]: For program point L1013-1(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:29:58,509 INFO L262 CegarLoopResult]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:29:58,509 INFO L262 CegarLoopResult]: For program point L1013-3(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:29:58,509 INFO L262 CegarLoopResult]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:29:58,510 INFO L265 CegarLoopResult]: At program point L881(lines 862 884) the Hoare annotation is: true [2021-10-11 02:29:58,510 INFO L262 CegarLoopResult]: For program point L1013-5(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:29:58,510 INFO L262 CegarLoopResult]: For program point L320(lines 320 326) no Hoare annotation was computed. [2021-10-11 02:29:58,510 INFO L258 CegarLoopResult]: At program point L320-1(lines 320 326) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:29:58,510 INFO L262 CegarLoopResult]: For program point L948(lines 948 952) no Hoare annotation was computed. [2021-10-11 02:29:58,511 INFO L258 CegarLoopResult]: At program point L387(lines 66 72) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 02:29:58,511 INFO L258 CegarLoopResult]: At program point L387-1(lines 66 72) the Hoare annotation is: false [2021-10-11 02:29:58,511 INFO L258 CegarLoopResult]: At program point L387-2(lines 66 72) the Hoare annotation is: false [2021-10-11 02:29:58,511 INFO L258 CegarLoopResult]: At program point L916(lines 911 919) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:58,511 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:29:58,511 INFO L262 CegarLoopResult]: For program point L124(lines 124 141) no Hoare annotation was computed. [2021-10-11 02:29:58,512 INFO L262 CegarLoopResult]: For program point L124-1(lines 124 141) no Hoare annotation was computed. [2021-10-11 02:29:58,512 INFO L262 CegarLoopResult]: For program point L124-2(lines 124 141) no Hoare annotation was computed. [2021-10-11 02:29:58,512 INFO L258 CegarLoopResult]: At program point L1018(lines 1009 1022) the Hoare annotation is: false [2021-10-11 02:29:58,512 INFO L258 CegarLoopResult]: At program point L1018-1(lines 1009 1022) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse3 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:29:58,512 INFO L258 CegarLoopResult]: At program point L1018-2(lines 1009 1022) the Hoare annotation is: false [2021-10-11 02:29:58,512 INFO L258 CegarLoopResult]: At program point L1018-3(lines 1009 1022) the Hoare annotation is: false [2021-10-11 02:29:58,513 INFO L258 CegarLoopResult]: At program point L1018-4(lines 1009 1022) the Hoare annotation is: false [2021-10-11 02:29:58,513 INFO L258 CegarLoopResult]: At program point L1018-5(lines 1009 1022) the Hoare annotation is: false [2021-10-11 02:29:58,513 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:29:58,513 INFO L262 CegarLoopResult]: For program point L161(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:29:58,513 INFO L262 CegarLoopResult]: For program point L128(lines 128 136) no Hoare annotation was computed. [2021-10-11 02:29:58,513 INFO L262 CegarLoopResult]: For program point L161-2(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 136) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L262 CegarLoopResult]: For program point L128-2(lines 128 136) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L262 CegarLoopResult]: For program point L161-4(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L262 CegarLoopResult]: For program point L161-6(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L262 CegarLoopResult]: For program point L161-8(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L262 CegarLoopResult]: For program point L161-10(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:29:58,514 INFO L258 CegarLoopResult]: At program point L360(lines 309 361) the Hoare annotation is: false [2021-10-11 02:29:58,515 INFO L258 CegarLoopResult]: At program point L195(lines 190 198) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 02:29:58,515 INFO L258 CegarLoopResult]: At program point L195-1(lines 190 198) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2021-10-11 02:29:58,515 INFO L258 CegarLoopResult]: At program point L195-2(lines 190 198) the Hoare annotation is: false [2021-10-11 02:29:58,515 INFO L258 CegarLoopResult]: At program point L195-3(lines 190 198) the Hoare annotation is: false [2021-10-11 02:29:58,516 INFO L258 CegarLoopResult]: At program point L195-4(lines 190 198) the Hoare annotation is: false [2021-10-11 02:29:58,516 INFO L258 CegarLoopResult]: At program point L195-5(lines 190 198) the Hoare annotation is: false [2021-10-11 02:29:58,516 INFO L262 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2021-10-11 02:29:58,516 INFO L262 CegarLoopResult]: For program point L263-2(lines 263 267) no Hoare annotation was computed. [2021-10-11 02:29:58,516 INFO L262 CegarLoopResult]: For program point L263-3(lines 263 267) no Hoare annotation was computed. [2021-10-11 02:29:58,516 INFO L262 CegarLoopResult]: For program point L98(lines 98 115) no Hoare annotation was computed. [2021-10-11 02:29:58,516 INFO L262 CegarLoopResult]: For program point L263-5(lines 263 267) no Hoare annotation was computed. [2021-10-11 02:29:58,517 INFO L262 CegarLoopResult]: For program point L98-1(lines 98 115) no Hoare annotation was computed. [2021-10-11 02:29:58,517 INFO L262 CegarLoopResult]: For program point L263-6(lines 263 267) no Hoare annotation was computed. [2021-10-11 02:29:58,517 INFO L262 CegarLoopResult]: For program point L98-2(lines 98 115) no Hoare annotation was computed. [2021-10-11 02:29:58,517 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:29:58,517 INFO L262 CegarLoopResult]: For program point L98-3(lines 98 115) no Hoare annotation was computed. [2021-10-11 02:29:58,517 INFO L262 CegarLoopResult]: For program point L263-8(lines 263 267) no Hoare annotation was computed. [2021-10-11 02:29:58,518 INFO L262 CegarLoopResult]: For program point L98-4(lines 98 115) no Hoare annotation was computed. [2021-10-11 02:29:58,518 INFO L262 CegarLoopResult]: For program point L98-5(lines 98 115) no Hoare annotation was computed. [2021-10-11 02:29:58,518 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2021-10-11 02:29:58,518 INFO L262 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2021-10-11 02:29:58,518 INFO L258 CegarLoopResult]: At program point L330-1(lines 330 336) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:29:58,519 INFO L258 CegarLoopResult]: At program point L66(lines 62 84) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse3 .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse3 (= (_ bv1 32) ~pumpRunning~0) .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0)))) [2021-10-11 02:29:58,519 INFO L258 CegarLoopResult]: At program point L66-1(lines 62 84) the Hoare annotation is: false [2021-10-11 02:29:58,519 INFO L258 CegarLoopResult]: At program point L66-2(lines 62 84) the Hoare annotation is: false [2021-10-11 02:29:58,519 INFO L262 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2021-10-11 02:29:58,519 INFO L262 CegarLoopResult]: For program point L925-1(line 925) no Hoare annotation was computed. [2021-10-11 02:29:58,519 INFO L262 CegarLoopResult]: For program point L925-2(line 925) no Hoare annotation was computed. [2021-10-11 02:29:58,520 INFO L262 CegarLoopResult]: For program point L398(lines 398 415) no Hoare annotation was computed. [2021-10-11 02:29:58,520 INFO L258 CegarLoopResult]: At program point L398-1(lines 1 1031) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse3 .cse0 .cse2 .cse1 .cse4 .cse5) (and .cse3 .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse4 .cse5))) [2021-10-11 02:29:58,520 INFO L262 CegarLoopResult]: For program point L398-2(lines 398 415) no Hoare annotation was computed. [2021-10-11 02:29:58,520 INFO L258 CegarLoopResult]: At program point L398-3(lines 1 1031) the Hoare annotation is: false [2021-10-11 02:29:58,520 INFO L262 CegarLoopResult]: For program point L398-4(lines 398 415) no Hoare annotation was computed. [2021-10-11 02:29:58,521 INFO L258 CegarLoopResult]: At program point L398-5(lines 1 1031) the Hoare annotation is: false [2021-10-11 02:29:58,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:29:58 BoogieIcfgContainer [2021-10-11 02:29:58,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:29:58,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:29:58,568 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:29:58,568 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:29:58,569 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:28" (3/4) ... [2021-10-11 02:29:58,573 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:29:58,598 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:29:58,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:29:58,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:29:58,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:29:58,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:29:58,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:29:58,609 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:29:58,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:29:58,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:29:58,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:29:58,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) [2021-10-11 02:29:58,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:29:58,647 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,647 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result [2021-10-11 02:29:58,648 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:29:58,648 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && tmp___0 == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:29:58,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2021-10-11 02:29:58,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2021-10-11 02:29:58,738 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d5236b-aa97-4a88-a400-a16e75f9990d/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:29:58,739 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:29:58,740 INFO L168 Benchmark]: Toolchain (without parser) took 34613.41 ms. Allocated memory was 73.4 MB in the beginning and 209.7 MB in the end (delta: 136.3 MB). Free memory was 56.1 MB in the beginning and 171.1 MB in the end (delta: -115.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,740 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:58,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.14 ms. Allocated memory is still 73.4 MB. Free memory was 55.8 MB in the beginning and 37.4 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.21 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 37.4 MB in the beginning and 79.8 MB in the end (delta: -42.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,742 INFO L168 Benchmark]: Boogie Preprocessor took 64.11 ms. Allocated memory is still 98.6 MB. Free memory was 79.8 MB in the beginning and 76.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,742 INFO L168 Benchmark]: RCFGBuilder took 3012.68 ms. Allocated memory is still 98.6 MB. Free memory was 76.8 MB in the beginning and 72.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,743 INFO L168 Benchmark]: TraceAbstraction took 30383.97 ms. Allocated memory was 98.6 MB in the beginning and 209.7 MB in the end (delta: 111.1 MB). Free memory was 71.5 MB in the beginning and 182.6 MB in the end (delta: -111.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,743 INFO L168 Benchmark]: Witness Printer took 170.80 ms. Allocated memory is still 209.7 MB. Free memory was 182.6 MB in the beginning and 171.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:58,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 832.14 ms. Allocated memory is still 73.4 MB. Free memory was 55.8 MB in the beginning and 37.4 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 142.21 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 37.4 MB in the beginning and 79.8 MB in the end (delta: -42.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.11 ms. Allocated memory is still 98.6 MB. Free memory was 79.8 MB in the beginning and 76.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3012.68 ms. Allocated memory is still 98.6 MB. Free memory was 76.8 MB in the beginning and 72.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30383.97 ms. Allocated memory was 98.6 MB in the beginning and 209.7 MB in the end (delta: 111.1 MB). Free memory was 71.5 MB in the beginning and 182.6 MB in the end (delta: -111.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 16.1 GB. * Witness Printer took 170.80 ms. Allocated memory is still 209.7 MB. Free memory was 182.6 MB in the beginning and 171.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 925]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 925]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 925]: 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: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && tmp___0 == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.4s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1575 SDtfs, 3632 SDslu, 3500 SDs, 0 SdLazy, 850 SolverSat, 259 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 974 GetRequests, 833 SyntacticMatches, 0 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4428 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2450 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 216 NumberOfFragments, 845 HoareAnnotationTreeSize, 63 FomulaSimplifications, 314445 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 56641 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 621 NumberOfCodeBlocks, 621 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 787 ConstructedInterpolants, 0 QuantifiedInterpolants, 99967 SizeOfPredicates, 28 NumberOfNonLiveVariables, 3231 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 200/224 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...